syzkaller login: [ 54.566092][ T31] kauditd_printk_skb: 6 callbacks suppressed [ 54.566377][ T31] audit: type=1400 audit(54.480:58): avc: denied { read write } for pid=3089 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 [ 54.566491][ T31] audit: type=1400 audit(54.480:59): avc: denied { open } for pid=3089 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]:54350' (ED25519) to the list of known hosts. [ 88.931084][ T31] audit: type=1400 audit(88.840:60): avc: denied { execute } for pid=3101 comm="sh" name="syz-executor4170849177" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 88.935123][ T31] audit: type=1400 audit(88.840:61): avc: denied { execute_no_trans } for pid=3101 comm="sh" path="/syz-executor4170849177" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 88.970711][ T31] audit: type=1400 audit(88.880:62): avc: denied { execmem } for pid=3101 comm="syz-executor417" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 executing program [ 88.990596][ T31] audit: type=1400 audit(88.900:63): avc: denied { prog_load } for pid=3102 comm="syz-executor417" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 88.991634][ T31] audit: type=1400 audit(88.900:64): avc: denied { bpf } for pid=3102 comm="syz-executor417" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 88.992609][ T31] audit: type=1400 audit(88.900:65): avc: denied { perfmon } for pid=3102 comm="syz-executor417" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 89.007312][ T31] audit: type=1400 audit(88.920:66): avc: denied { prog_run } for pid=3102 comm="syz-executor417" 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 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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 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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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 873.526251][ T32] INFO: task kworker/0:1:11 blocked for more than 450 seconds. [ 873.547968][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.564501][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.580867][ T32] task:kworker/0:1 state:D stack:0 pid:11 tgid:11 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.606079][ T32] Workqueue: events bpf_prog_free_deferred [ 873.625004][ T32] Call trace: [ 873.650962][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 873.654470][ T32] r10:8291a684 r9:df845d84 r8:00000002 r7:60000113 r6:df845d8c r5:83238000 [ 873.661713][ T32] r4:83238000 [ 873.663243][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 873.664185][ T32] r5:83238000 r4:8291a680 [ 873.664542][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.669577][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 873.673857][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df845e08 [ 873.680634][ T32] r4:00000000 [ 873.682387][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 873.682873][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.683349][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.684770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ae2c0 [ 873.692606][ T32] r4:00000000 [ 873.693969][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.694529][ T32] r9:83018005 r8:83238000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 873.695083][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.695607][ T32] r5:00001000 r4:df98f000 [ 873.695957][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.696524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.697154][ T32] r5:8577e38c r4:8577e000 [ 873.697636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.698494][ T32] r7:dddced80 r6:83018000 r5:8577e38c r4:830b8580 [ 873.699110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.699843][ T32] r10:61c88647 r9:83238000 r8:830b85ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.700486][ T32] r4:830b8580 [ 873.702489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.704230][ T32] r10:00000000 r9:830b8580 r8:80287e08 r7:df83de60 r6:830b8680 r5:83238000 [ 873.704750][ T32] r4:00000001 [ 873.705131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.705884][ T32] Exception stack(0xdf845fb0 to 0xdf845ff8) [ 873.706560][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 873.707232][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.707778][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.708336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.709038][ T32] r4:830b5940 [ 873.710325][ T32] INFO: task kworker/0:1:11 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 873.711006][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.714389][ T32] Workqueue: events bpf_prog_free_deferred [ 873.715013][ T32] Call trace: [ 873.715591][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 873.716193][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 873.716682][ T32] r4:00000000 [ 873.717057][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.717641][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 873.718115][ T32] dd20: d74a5000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 873.718814][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 873.722526][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.724059][ T32] r5:800f0013 r4:80239bb0 [ 873.724439][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.725013][ T32] r4:82ac21e4 [ 873.725469][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.726068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 873.726840][ T32] r4:eab7ddc0 [ 873.727178][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.727847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 873.728439][ T32] r4:00000000 [ 873.728797][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.729472][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 873.729992][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.730701][ T32] r5:00001000 r4:eab8b000 [ 873.731094][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.733448][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.734220][ T32] r5:8527278c r4:85272400 [ 873.734681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.735265][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 873.735709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.736280][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.739544][ T32] r4:85249280 [ 873.743704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.744231][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 873.744707][ T32] r4:00000001 [ 873.745008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.745568][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 873.746043][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.746528][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.747014][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.747494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.748045][ T32] r4:85243540 [ 873.748650][ T32] INFO: task kworker/0:2:48 blocked for more than 450 seconds. [ 873.749141][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.749761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.750336][ T32] task:kworker/0:2 state:D stack:0 pid:48 tgid:48 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.751144][ T32] Workqueue: events bpf_prog_free_deferred [ 873.751781][ T32] Call trace: [ 873.752348][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 873.752901][ T32] r10:8291a684 r9:df925d84 r8:00000002 r7:60000013 r6:df925d8c r5:833e0000 [ 873.753433][ T32] r4:833e0000 [ 873.753939][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 873.754525][ T32] r5:833e0000 r4:8291a680 [ 873.754897][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.756702][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 873.763328][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df925e08 [ 873.764155][ T32] r4:00000000 [ 873.764534][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 873.765134][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.765726][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.766328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b41700 [ 873.766800][ T32] r4:00000000 [ 873.767234][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.767781][ T32] r9:83018005 r8:833e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 873.768310][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.768828][ T32] r5:00001000 r4:ecbdf000 [ 873.769190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.769720][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.770347][ T32] r5:85bcdb8c r4:85bcd800 [ 873.770925][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.771537][ T32] r7:dddced80 r6:83018000 r5:85bcdb8c r4:83366a00 [ 873.771979][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.772561][ T32] r10:61c88647 r9:833e0000 r8:83366a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.773135][ T32] r4:83366a00 [ 873.783986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.784225][ T32] r10:00000000 r9:83366a00 r8:80287e08 r7:df845e60 r6:83366b00 r5:833e0000 [ 873.784335][ T32] r4:00000001 [ 873.784495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.784555][ T32] Exception stack(0xdf925fb0 to 0xdf925ff8) [ 873.784603][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 873.784653][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.784685][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.784727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.784755][ T32] r4:83361fc0 [ 873.785430][ T32] INFO: task kworker/0:2:48 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 873.785507][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.785605][ T32] Workqueue: events bpf_prog_free_deferred [ 873.785680][ T32] Call trace: [ 873.785723][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 873.785777][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 873.785800][ T32] r4:00000000 [ 873.785820][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.785859][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 873.785887][ T32] dd20: d897f000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 873.785922][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 873.785960][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.785988][ T32] r5:800f0013 r4:80239bb0 [ 873.786034][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.786080][ T32] r4:82ac21e4 [ 873.786121][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.786171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 873.786193][ T32] r4:eab7ddc0 [ 873.786212][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.786253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 873.786288][ T32] r4:00000000 [ 873.786375][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.786429][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 873.786451][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.786493][ T32] r5:00001000 r4:eab8b000 [ 873.786512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.786551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.786618][ T32] r5:8527278c r4:85272400 [ 873.786646][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.786695][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 873.786761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.786812][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.786848][ T32] r4:85249280 [ 873.786875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.786930][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 873.786975][ T32] r4:00000001 [ 873.786994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.787052][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 873.787085][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.787134][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.787167][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.787196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.787217][ T32] r4:85243540 [ 873.787362][ T32] INFO: task kworker/0:6:3113 blocked for more than 450 seconds. [ 873.787413][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.787439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.787480][ T32] task:kworker/0:6 state:D stack:0 pid:3113 tgid:3113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.787571][ T32] Workqueue: events bpf_prog_free_deferred [ 873.787663][ T32] Call trace: [ 873.787745][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 873.787795][ T32] r10:8291a684 r9:df9ddd84 r8:00000002 r7:60000013 r6:df9ddd8c r5:841c3c00 [ 873.787817][ T32] r4:841c3c00 [ 873.787836][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 873.787876][ T32] r5:841c3c00 r4:8291a680 [ 873.787895][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.787931][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 873.787972][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9dde08 [ 873.787993][ T32] r4:00000000 [ 873.788011][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 873.788108][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.788161][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.788204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531fa40 [ 873.788248][ T32] r4:00000000 [ 873.788270][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.788316][ T32] r9:83018005 r8:841c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 873.788336][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.788402][ T32] r5:00001000 r4:dfe8d000 [ 873.788457][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.788529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.788600][ T32] r5:853b778c r4:853b7400 [ 873.788627][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.788676][ T32] r7:dddced80 r6:83018000 r5:853b778c r4:844bb500 [ 873.788696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.788742][ T32] r10:61c88647 r9:841c3c00 r8:844bb52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.788764][ T32] r4:844bb500 [ 873.788782][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.788847][ T32] r10:00000000 r9:844bb500 r8:80287e08 r7:df9d9e60 r6:844bb580 r5:841c3c00 [ 873.788901][ T32] r4:00000001 [ 873.788928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.788987][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 873.789023][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.789058][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.789084][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.789111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.789152][ T32] r4:83d1c500 [ 873.789784][ T32] INFO: task kworker/0:6:3113 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 873.789829][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.789886][ T32] Workqueue: events bpf_prog_free_deferred [ 873.789962][ T32] Call trace: [ 873.790019][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 873.790105][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 873.790182][ T32] r4:00000000 [ 873.790210][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.790270][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 873.790305][ T32] dd20: d897f000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 873.790354][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 873.790381][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.790433][ T32] r5:800f0013 r4:80239bb0 [ 873.790465][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.790543][ T32] r4:82ac21e4 [ 873.790566][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.790649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 873.790675][ T32] r4:eab7ddc0 [ 873.790706][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.790751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 873.790772][ T32] r4:00000000 [ 873.790833][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.790881][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 873.790904][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.790945][ T32] r5:00001000 r4:eab8b000 [ 873.790964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.791002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.791042][ T32] r5:8527278c r4:85272400 [ 873.791070][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.791121][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 873.791142][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.791189][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.791210][ T32] r4:85249280 [ 873.791228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.791273][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 873.791293][ T32] r4:00000001 [ 873.791311][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.791345][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 873.791391][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.791432][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.791488][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.791550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.791575][ T32] r4:85243540 [ 873.791616][ T32] INFO: task kworker/0:7:3116 blocked for more than 450 seconds. [ 873.791648][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.791692][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.791721][ T32] task:kworker/0:7 state:D stack:0 pid:3116 tgid:3116 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.791790][ T32] Workqueue: events bpf_prog_free_deferred [ 873.791854][ T32] Call trace: [ 873.791893][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 873.791962][ T32] r10:8291a684 r9:df9f5d84 r8:00000002 r7:60000113 r6:df9f5d8c r5:842ca400 [ 873.791998][ T32] r4:842ca400 [ 873.792026][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 873.792144][ T32] r5:842ca400 r4:8291a680 [ 873.792185][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.792231][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 873.792272][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f5e08 [ 873.792293][ T32] r4:00000000 [ 873.792311][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 873.792366][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.792445][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.792514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d4740 [ 873.792545][ T32] r4:00000000 [ 873.792565][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.792641][ T32] r9:83018005 r8:842ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 873.792671][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.792714][ T32] r5:00001000 r4:eaa8f000 [ 873.792733][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.792803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.792852][ T32] r5:853b738c r4:853b7000 [ 873.792900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.793082][ T32] r7:dddced80 r6:83018000 r5:853b738c r4:844bb600 [ 873.793107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.793197][ T32] r10:61c88647 r9:842ca400 r8:844bb62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.793241][ T32] r4:844bb600 [ 873.793266][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.793383][ T32] r10:00000000 r9:844bb600 r8:80287e08 r7:df9dde60 r6:844bb680 r5:842ca400 [ 873.793444][ T32] r4:00000001 [ 873.793525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.804286][ T32] Exception stack(0xdf9f5fb0 to 0xdf9f5ff8) [ 873.804427][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 873.804462][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.804489][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.804523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.804755][ T32] r4:83d1cac0 [ 873.805418][ T32] INFO: task kworker/0:7:3116 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 873.805460][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.805551][ T32] Workqueue: events bpf_prog_free_deferred [ 873.805654][ T32] Call trace: [ 873.805689][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 873.805746][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 873.805768][ T32] r4:00000000 [ 873.805787][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.805826][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 873.805852][ T32] dd20: d9101000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 873.805909][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 873.806018][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.806045][ T32] r5:800f0013 r4:80239bb0 [ 873.806068][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.806111][ T32] r4:82ac21e4 [ 873.806130][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.806220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 873.806272][ T32] r4:eab7ddc0 [ 873.806294][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.806355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 873.806389][ T32] r4:00000000 [ 873.806414][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.806460][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 873.806482][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.806545][ T32] r5:00001000 r4:eab8b000 [ 873.806589][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.806633][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.806685][ T32] r5:8527278c r4:85272400 [ 873.806708][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.806755][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 873.806797][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.806867][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.806917][ T32] r4:85249280 [ 873.806980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.807066][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 873.807096][ T32] r4:00000001 [ 873.807136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.807193][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 873.807233][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.807264][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.807289][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.807316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.807338][ T32] r4:85243540 [ 873.807370][ T32] INFO: task kworker/1:7:3123 blocked for more than 450 seconds. [ 873.807418][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.807466][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.807515][ T32] task:kworker/1:7 state:D stack:0 pid:3123 tgid:3123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.807568][ T32] Workqueue: events bpf_prog_free_deferred [ 873.807610][ T32] Call trace: [ 873.807638][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 873.807683][ T32] r10:8291a684 r9:dfa29d84 r8:00000002 r7:60000113 r6:dfa29d8c r5:841c0c00 [ 873.807705][ T32] r4:841c0c00 [ 873.807724][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 873.807764][ T32] r5:841c0c00 r4:8291a680 [ 873.807810][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.807852][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 873.807893][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa29e08 [ 873.807924][ T32] r4:00000000 [ 873.807958][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 873.807994][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.808039][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.808109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522b740 [ 873.808133][ T32] r4:00000000 [ 873.808153][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.808220][ T32] r9:83018205 r8:841c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 873.808245][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.808308][ T32] r5:00001000 r4:dfb71000 [ 873.808350][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.808392][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.808462][ T32] r5:8443eb8c r4:8443e800 [ 873.808522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.808570][ T32] r7:ddde2d80 r6:83018200 r5:8443eb8c r4:84785e80 [ 873.808612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.808668][ T32] r10:61c88647 r9:841c0c00 r8:84785eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.808690][ T32] r4:84785e80 [ 873.808730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.808777][ T32] r10:00000000 r9:84785e80 r8:80287e08 r7:dfa11e60 r6:844bb880 r5:841c0c00 [ 873.808798][ T32] r4:00000001 [ 873.808816][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.808850][ T32] Exception stack(0xdfa29fb0 to 0xdfa29ff8) [ 873.808896][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 873.808947][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.808975][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.809016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.809042][ T32] r4:8429e500 [ 873.809698][ T32] INFO: task kworker/1:7:3123 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 873.809784][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.809870][ T32] Workqueue: events bpf_prog_free_deferred [ 873.809955][ T32] Call trace: [ 873.810007][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 873.810082][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 873.810130][ T32] r4:00000000 [ 873.810152][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.810191][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 873.810218][ T32] dd20: d9101000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 873.810245][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 873.810269][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.810291][ T32] r5:800f0013 r4:80239bb0 [ 873.810311][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.810350][ T32] r4:82ac21e4 [ 873.810369][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.810436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 873.810490][ T32] r4:eab7ddc0 [ 873.810517][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.810579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 873.810617][ T32] r4:00000000 [ 873.810660][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.810713][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 873.810734][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.810775][ T32] r5:00001000 r4:eab8b000 [ 873.810794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.810832][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.810915][ T32] r5:8527278c r4:85272400 [ 873.810938][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.810985][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 873.811005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.811050][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.811071][ T32] r4:85249280 [ 873.811111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.811159][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 873.811181][ T32] r4:00000001 [ 873.811209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.811308][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 873.811336][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.811365][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.811390][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.811444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.811489][ T32] r4:85243540 [ 873.811537][ T32] INFO: task kworker/1:8:3125 blocked for more than 450 seconds. [ 873.811567][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.811591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.811611][ T32] task:kworker/1:8 state:D stack:0 pid:3125 tgid:3125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.811726][ T32] Workqueue: events bpf_prog_free_deferred [ 873.811786][ T32] Call trace: [ 873.811830][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 873.811897][ T32] r10:8291a684 r9:dfa31d84 r8:00000002 r7:60000113 r6:dfa31d8c r5:8385e000 [ 873.811927][ T32] r4:8385e000 [ 873.811947][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 873.811988][ T32] r5:8385e000 r4:8291a680 [ 873.812006][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.812084][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 873.812149][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa31e08 [ 873.812179][ T32] r4:00000000 [ 873.812223][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 873.812264][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.812319][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.812362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8429e940 [ 873.812384][ T32] r4:00000000 [ 873.812417][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.812484][ T32] r9:83018205 r8:8385e000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 873.812534][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.812604][ T32] r5:00001000 r4:dfd6f000 [ 873.812630][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.812671][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.812711][ T32] r5:8529af8c r4:8529ac00 [ 873.812729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.812794][ T32] r7:ddde2d80 r6:83018200 r5:8529af8c r4:84785d00 [ 873.812842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.812895][ T32] r10:61c88647 r9:8385e000 r8:84785d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.812939][ T32] r4:84785d00 [ 873.813004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.813051][ T32] r10:00000000 r9:84785d00 r8:80287e08 r7:dfa29e60 r6:844bb900 r5:8385e000 [ 873.813072][ T32] r4:00000001 [ 873.813112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.813213][ T32] Exception stack(0xdfa31fb0 to 0xdfa31ff8) [ 873.813260][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.813311][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.813347][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.813375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.813405][ T32] r4:8429e5c0 [ 873.824689][ T32] INFO: task kworker/1:8:3125 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 873.824817][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.824916][ T32] Workqueue: events bpf_prog_free_deferred [ 873.825001][ T32] Call trace: [ 873.825037][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 873.825117][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 873.825150][ T32] r4:00000000 [ 873.825233][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.825279][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 873.825309][ T32] dd20: d97e4000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 873.825358][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 873.825386][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.825425][ T32] r5:800f0013 r4:80239bb0 [ 873.825448][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.825491][ T32] r4:82ac21e4 [ 873.825531][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.825619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 873.825649][ T32] r4:eab7ddc0 [ 873.825692][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.825736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 873.825759][ T32] r4:00000000 [ 873.825808][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.825857][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 873.825878][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.825925][ T32] r5:00001000 r4:eab8b000 [ 873.825945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.825983][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.826045][ T32] r5:8527278c r4:85272400 [ 873.826089][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.826168][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 873.826200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.826259][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.826284][ T32] r4:85249280 [ 873.826328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.826398][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 873.826424][ T32] r4:00000001 [ 873.826445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.826481][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 873.826506][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.826532][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.826558][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.826606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.826637][ T32] r4:85243540 [ 873.826666][ T32] INFO: task kworker/1:9:3127 blocked for more than 450 seconds. [ 873.826697][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.826779][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.826802][ T32] task:kworker/1:9 state:D stack:0 pid:3127 tgid:3127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.826847][ T32] Workqueue: events bpf_prog_free_deferred [ 873.826887][ T32] Call trace: [ 873.826922][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 873.827110][ T32] r10:8291a684 r9:dfa41d84 r8:00000002 r7:60000113 r6:dfa41d8c r5:8385b000 [ 873.827165][ T32] r4:8385b000 [ 873.827191][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 873.827236][ T32] r5:8385b000 r4:8291a680 [ 873.827255][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.827293][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 873.827334][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa41e08 [ 873.827356][ T32] r4:00000000 [ 873.827374][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 873.827416][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.827466][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.827647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85265fc0 [ 873.827673][ T32] r4:00000000 [ 873.827693][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.827813][ T32] r9:83018205 r8:8385b000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 873.827838][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.827880][ T32] r5:00001000 r4:dfe7d000 [ 873.827978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.828020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.828061][ T32] r5:8528bb8c r4:8528b800 [ 873.828080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.828127][ T32] r7:ddde2d80 r6:83018200 r5:8528bb8c r4:84785b80 [ 873.828191][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.828239][ T32] r10:61c88647 r9:8385b000 r8:84785bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.828261][ T32] r4:84785b80 [ 873.828310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.828386][ T32] r10:00000000 r9:84785b80 r8:80287e08 r7:dfa31e60 r6:844bb980 r5:8385b000 [ 873.828416][ T32] r4:00000001 [ 873.828513][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.828600][ T32] Exception stack(0xdfa41fb0 to 0xdfa41ff8) [ 873.828633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.828721][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.828753][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.828784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.828807][ T32] r4:8429e740 [ 873.829369][ T32] INFO: task kworker/1:9:3127 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 873.829422][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.829529][ T32] Workqueue: events bpf_prog_free_deferred [ 873.829615][ T32] Call trace: [ 873.829711][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 873.829800][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 873.829827][ T32] r4:00000000 [ 873.829866][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.829908][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 873.829956][ T32] dd20: d97e4000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 873.829987][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 873.830034][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.830108][ T32] r5:800f0013 r4:80239bb0 [ 873.830136][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.830177][ T32] r4:82ac21e4 [ 873.830207][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.830251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 873.830273][ T32] r4:eab7ddc0 [ 873.830313][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.830362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 873.830384][ T32] r4:00000000 [ 873.830408][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.830472][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 873.830496][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.830537][ T32] r5:00001000 r4:eab8b000 [ 873.830557][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.830595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.830637][ T32] r5:8527278c r4:85272400 [ 873.830678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.830727][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 873.830748][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.830793][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.830834][ T32] r4:85249280 [ 873.830856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.830901][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 873.830942][ T32] r4:00000001 [ 873.830969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.831034][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 873.831097][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.831148][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.831176][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.831204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.831290][ T32] r4:85243540 [ 873.831322][ T32] INFO: task kworker/1:10:3129 blocked for more than 450 seconds. [ 873.831351][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.831419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.831448][ T32] task:kworker/1:10 state:D stack:0 pid:3129 tgid:3129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.831527][ T32] Workqueue: events bpf_prog_free_deferred [ 873.831589][ T32] Call trace: [ 873.831627][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 873.831673][ T32] r10:8291a684 r9:dfa59d84 r8:00000002 r7:60000113 r6:dfa59d8c r5:8385bc00 [ 873.831695][ T32] r4:8385bc00 [ 873.831714][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 873.831762][ T32] r5:8385bc00 r4:8291a680 [ 873.831806][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.831884][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 873.831954][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa59e08 [ 873.831984][ T32] r4:00000000 [ 873.832003][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 873.832036][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.832088][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.832137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540c440 [ 873.832159][ T32] r4:00000000 [ 873.832178][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.832220][ T32] r9:83018205 r8:8385bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 873.832241][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.832280][ T32] r5:00001000 r4:eae7d000 [ 873.832329][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.832397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.832462][ T32] r5:85117b8c r4:85117800 [ 873.832506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.832558][ T32] r7:ddde2d80 r6:83018200 r5:85117b8c r4:84785c80 [ 873.832598][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.832673][ T32] r10:61c88647 r9:8385bc00 r8:84785cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.832698][ T32] r4:84785c80 [ 873.832737][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.832783][ T32] r10:00000000 r9:84785c80 r8:80287e08 r7:dfa31e60 r6:844bba00 r5:8385bc00 [ 873.832805][ T32] r4:00000001 [ 873.832843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.832905][ T32] Exception stack(0xdfa59fb0 to 0xdfa59ff8) [ 873.832933][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 873.832960][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.833007][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.833037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.833079][ T32] r4:8429eb40 [ 873.844048][ T32] INFO: task kworker/1:10:3129 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 873.844176][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.844308][ T32] Workqueue: events bpf_prog_free_deferred [ 873.844425][ T32] Call trace: [ 873.844478][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 873.844537][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 873.844567][ T32] r4:00000000 [ 873.844589][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.844630][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 873.844659][ T32] dd20: d9e4f000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 873.844697][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 873.844726][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.844750][ T32] r5:800f0013 r4:80239bb0 [ 873.844789][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.844838][ T32] r4:82ac21e4 [ 873.844862][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.844905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 873.845016][ T32] r4:eab7ddc0 [ 873.845041][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.845097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 873.845149][ T32] r4:00000000 [ 873.845211][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.845343][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 873.845369][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.845559][ T32] r5:00001000 r4:eab8b000 [ 873.845602][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.845644][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.845697][ T32] r5:8527278c r4:85272400 [ 873.845720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.845768][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 873.845810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.845859][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.845881][ T32] r4:85249280 [ 873.845925][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.846016][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 873.846066][ T32] r4:00000001 [ 873.846089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.846169][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 873.846214][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.846265][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.846312][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.846342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.846372][ T32] r4:85243540 [ 873.846408][ T32] INFO: task kworker/1:11:3131 blocked for more than 450 seconds. [ 873.846474][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.846507][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.846550][ T32] task:kworker/1:11 state:D stack:0 pid:3131 tgid:3131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.846602][ T32] Workqueue: events bpf_prog_free_deferred [ 873.846658][ T32] Call trace: [ 873.846709][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 873.846759][ T32] r10:8291a684 r9:dfa69d84 r8:00000002 r7:60000113 r6:dfa69d8c r5:842d6000 [ 873.846781][ T32] r4:842d6000 [ 873.846821][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 873.846865][ T32] r5:842d6000 r4:8291a680 [ 873.846885][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.846923][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 873.846984][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa69e08 [ 873.847006][ T32] r4:00000000 [ 873.847041][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 873.847079][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.847113][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.847173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533ab80 [ 873.847219][ T32] r4:00000000 [ 873.847242][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.847307][ T32] r9:83018205 r8:842d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 873.847338][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.847379][ T32] r5:00001000 r4:eaebb000 [ 873.847429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.847486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.847531][ T32] r5:85115f8c r4:85115c00 [ 873.847551][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.847620][ T32] r7:ddde2d80 r6:83018200 r5:85115f8c r4:84785d80 [ 873.847654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.847784][ T32] r10:61c88647 r9:842d6000 r8:84785dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.847826][ T32] r4:84785d80 [ 873.847889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.847957][ T32] r10:00000000 r9:84785d80 r8:80287e08 r7:dfa59e60 r6:844bba80 r5:842d6000 [ 873.848002][ T32] r4:00000001 [ 873.848028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.848065][ T32] Exception stack(0xdfa69fb0 to 0xdfa69ff8) [ 873.848090][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 873.848127][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.848178][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.848208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.848230][ T32] r4:8429e9c0 [ 873.848791][ T32] INFO: task kworker/1:11:3131 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 873.848848][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.848939][ T32] Workqueue: events bpf_prog_free_deferred [ 873.848984][ T32] Call trace: [ 873.849013][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 873.849062][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 873.849083][ T32] r4:00000000 [ 873.849101][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.849139][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 873.849191][ T32] dd20: d9e4f000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 873.849223][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 873.849258][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.849339][ T32] r5:800f0013 r4:80239bb0 [ 873.849386][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.849453][ T32] r4:82ac21e4 [ 873.849477][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.849699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 873.849784][ T32] r4:eab7ddc0 [ 873.849814][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.849914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 873.849940][ T32] r4:00000000 [ 873.849960][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.850003][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 873.850024][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.850141][ T32] r5:00001000 r4:eab8b000 [ 873.850172][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.850212][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.850281][ T32] r5:8527278c r4:85272400 [ 873.850306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.850355][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 873.850377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.850430][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.850452][ T32] r4:85249280 [ 873.850501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.850549][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 873.850571][ T32] r4:00000001 [ 873.850627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.850697][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 873.850728][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.850786][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.850845][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.850877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.850929][ T32] r4:85243540 [ 873.850986][ T32] INFO: task kworker/1:12:3134 blocked for more than 450 seconds. [ 873.851018][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.851055][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.851078][ T32] task:kworker/1:12 state:D stack:0 pid:3134 tgid:3134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.851124][ T32] Workqueue: events bpf_prog_free_deferred [ 873.851166][ T32] Call trace: [ 873.851237][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 873.851311][ T32] r10:8291a684 r9:dfa75d84 r8:00000002 r7:60000113 r6:dfa75d8c r5:83a58c00 [ 873.851356][ T32] r4:83a58c00 [ 873.851379][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 873.851426][ T32] r5:83a58c00 r4:8291a680 [ 873.851447][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.851483][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 873.851524][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa75e08 [ 873.851546][ T32] r4:00000000 [ 873.851565][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 873.851604][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.851639][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.851699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2b40 [ 873.851740][ T32] r4:00000000 [ 873.851767][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.851841][ T32] r9:83018205 r8:83a58c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 873.851870][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.851913][ T32] r5:00001000 r4:eabf3000 [ 873.851931][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.851968][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.852021][ T32] r5:853b278c r4:853b2400 [ 873.852044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.852090][ T32] r7:ddde2d80 r6:83018200 r5:853b278c r4:84785f80 [ 873.852119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.852167][ T32] r10:61c88647 r9:83a58c00 r8:84785fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.852189][ T32] r4:84785f80 [ 873.852207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.852273][ T32] r10:00000000 r9:84785f80 r8:80287e08 r7:dfa59e60 r6:844bbb00 r5:83a58c00 [ 873.852299][ T32] r4:00000001 [ 873.852319][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.852355][ T32] Exception stack(0xdfa75fb0 to 0xdfa75ff8) [ 873.852410][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 873.852442][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.852488][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.852557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.852663][ T32] r4:8429ed00 [ 873.853192][ T32] INFO: task kworker/1:12:3134 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 873.853247][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.853352][ T32] Workqueue: events bpf_prog_free_deferred [ 873.853467][ T32] Call trace: [ 873.880856][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 873.880941][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 873.880996][ T32] r4:00000000 [ 873.881022][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.881066][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 873.881098][ T32] dd20: da595000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 873.881147][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 873.881228][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.881256][ T32] r5:800f0013 r4:80239bb0 [ 873.881277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.881320][ T32] r4:82ac21e4 [ 873.881341][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.881383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 873.881411][ T32] r4:eab7ddc0 [ 873.881431][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.881537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 873.881620][ T32] r4:00000000 [ 873.881644][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.881692][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 873.881714][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.881842][ T32] r5:00001000 r4:eab8b000 [ 873.881865][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.881904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.881946][ T32] r5:8527278c r4:85272400 [ 873.881966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.882011][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 873.882031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.882099][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.882128][ T32] r4:85249280 [ 873.882148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.882195][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 873.882216][ T32] r4:00000001 [ 873.882266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.882313][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 873.882346][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.882375][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.882443][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.882475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.882518][ T32] r4:85243540 [ 873.882596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.882690][ T32] INFO: task kworker/1:13:3136 blocked for more than 450 seconds. [ 873.882760][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.882796][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.882820][ T32] task:kworker/1:13 state:D stack:0 pid:3136 tgid:3136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.882915][ T32] Workqueue: events bpf_prog_free_deferred [ 873.882991][ T32] Call trace: [ 873.883032][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 873.883082][ T32] r10:8291a684 r9:dfa81d84 r8:00000002 r7:60000113 r6:dfa81d8c r5:8385a400 [ 873.883126][ T32] r4:8385a400 [ 873.883179][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 873.883228][ T32] r5:8385a400 r4:8291a680 [ 873.883252][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.883291][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 873.883401][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 [ 873.883428][ T32] r4:00000000 [ 873.883447][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 873.890229][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.890370][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.890433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d0140 [ 873.890458][ T32] r4:00000000 [ 873.890500][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.890562][ T32] r9:83018205 r8:8385a400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 873.890587][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.890632][ T32] r5:00001000 r4:dfdc9000 [ 873.890672][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.890714][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.890756][ T32] r5:854c5b8c r4:854c5800 [ 873.890775][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.890821][ T32] r7:ddde2d80 r6:83018200 r5:854c5b8c r4:84785c00 [ 873.890841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.890907][ T32] r10:61c88647 r9:8385a400 r8:84785c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.890938][ T32] r4:84785c00 [ 873.890958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.891004][ T32] r10:00000000 r9:84785c00 r8:80287e08 r7:dfa59e60 r6:844bbb80 r5:8385a400 [ 873.891025][ T32] r4:00000001 [ 873.891043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.891078][ T32] Exception stack(0xdfa81fb0 to 0xdfa81ff8) [ 873.891135][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.891196][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.891224][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.891273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.891297][ T32] r4:8429ed40 [ 873.891932][ T32] INFO: task kworker/1:13:3136 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 873.891969][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.892075][ T32] Workqueue: events bpf_prog_free_deferred [ 873.892127][ T32] Call trace: [ 873.892192][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 873.892247][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 873.892282][ T32] r4:00000000 [ 873.892306][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.892346][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 873.892373][ T32] dd20: da595000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 873.892416][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 873.892446][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.892470][ T32] r5:800f0013 r4:80239bb0 [ 873.892489][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.892529][ T32] r4:82ac21e4 [ 873.892549][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.892589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 873.892610][ T32] r4:eab7ddc0 [ 873.892628][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.892677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 873.892701][ T32] r4:00000000 [ 873.892721][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.892764][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 873.892784][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.892834][ T32] r5:00001000 r4:eab8b000 [ 873.892857][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.892904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.892949][ T32] r5:8527278c r4:85272400 [ 873.892969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.893075][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 873.893100][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.893204][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.893254][ T32] r4:85249280 [ 873.893275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.893324][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 873.893346][ T32] r4:00000001 [ 873.893365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.893410][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 873.893437][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.893498][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.906633][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.906728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.906785][ T32] r4:85243540 [ 873.906815][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.907036][ T32] INFO: task kworker/0:8:3139 blocked for more than 450 seconds. [ 873.907094][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.907124][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.907195][ T32] task:kworker/0:8 state:D stack:0 pid:3139 tgid:3139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.907288][ T32] Workqueue: events bpf_prog_free_deferred [ 873.907352][ T32] Call trace: [ 873.907416][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 873.907474][ T32] r10:8291a684 r9:dfa6dd84 r8:00000002 r7:60000113 r6:dfa6dd8c r5:8387b000 [ 873.907498][ T32] r4:8387b000 [ 873.907517][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 873.907559][ T32] r5:8387b000 r4:8291a680 [ 873.907578][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.907643][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 873.907688][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa6de08 [ 873.907710][ T32] r4:00000000 [ 873.907732][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 873.907767][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.907803][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.907869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b41280 [ 873.907894][ T32] r4:00000000 [ 873.907914][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.907977][ T32] r9:83018005 r8:8387b000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 873.908055][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.908102][ T32] r5:00001000 r4:ecb67000 [ 873.908134][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.908266][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.908340][ T32] r5:85bcc78c r4:85bcc400 [ 873.908363][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.908415][ T32] r7:dddced80 r6:83018000 r5:85bcc78c r4:844bbc00 [ 873.908476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.908526][ T32] r10:61c88647 r9:8387b000 r8:844bbc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.908547][ T32] r4:844bbc00 [ 873.908566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.908610][ T32] r10:00000000 r9:844bbc00 r8:80287e08 r7:df9dde60 r6:844bbc80 r5:8387b000 [ 873.908631][ T32] r4:00000001 [ 873.908649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.908685][ T32] Exception stack(0xdfa6dfb0 to 0xdfa6dff8) [ 873.908711][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.908767][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.908799][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.908828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.908883][ T32] r4:84889100 [ 873.909585][ T32] INFO: task kworker/0:8:3139 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 873.909629][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.909766][ T32] Workqueue: events bpf_prog_free_deferred [ 873.909817][ T32] Call trace: [ 873.909847][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 873.910104][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 873.910131][ T32] r4:00000000 [ 873.910151][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.910189][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 873.910216][ T32] dd20: da8a8000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 873.910333][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 873.910367][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.910590][ T32] r5:800f0013 r4:80239bb0 [ 873.910622][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.910742][ T32] r4:82ac21e4 [ 873.910796][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.910845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 873.910866][ T32] r4:eab7ddc0 [ 873.910886][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.910947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 873.910972][ T32] r4:00000000 [ 873.910992][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.911038][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 873.911151][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.911215][ T32] r5:00001000 r4:eab8b000 [ 873.911292][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.911335][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.911375][ T32] r5:8527278c r4:85272400 [ 873.911417][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.911466][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 873.911541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.911590][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.911612][ T32] r4:85249280 [ 873.911630][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.911738][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 873.911766][ T32] r4:00000001 [ 873.911902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.911945][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 873.911982][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.912038][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.912067][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.912096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.912118][ T32] r4:85243540 [ 873.912193][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.912221][ T32] INFO: task kworker/1:14:3141 blocked for more than 450 seconds. [ 873.912250][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.912273][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.912292][ T32] task:kworker/1:14 state:D stack:0 pid:3141 tgid:3141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.912335][ T32] Workqueue: events bpf_prog_free_deferred [ 873.912439][ T32] Call trace: [ 873.912469][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 873.912515][ T32] r10:8291a684 r9:df96dd84 r8:00000002 r7:60000113 r6:df96dd8c r5:83878000 [ 873.912536][ T32] r4:83878000 [ 873.912556][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 873.912597][ T32] r5:83878000 r4:8291a680 [ 873.912615][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.912651][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 873.912790][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df96de08 [ 873.912818][ T32] r4:00000000 [ 873.912841][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 873.913064][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.913105][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.913145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85318fc0 [ 873.913189][ T32] r4:00000000 [ 873.913212][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.913320][ T32] r9:83018205 r8:83878000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 873.913345][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.913386][ T32] r5:00001000 r4:e03f3000 [ 873.913424][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.913551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.931684][ T32] r5:8557938c r4:85579000 [ 873.931730][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.931805][ T32] r7:ddde2d80 r6:83018200 r5:8557938c r4:846d4000 [ 873.931827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.931900][ T32] r10:61c88647 r9:83878000 r8:846d402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.931951][ T32] r4:846d4000 [ 873.932001][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.932051][ T32] r10:00000000 r9:846d4000 r8:80287e08 r7:dfa81e60 r6:844bbd00 r5:83878000 [ 873.932087][ T32] r4:00000001 [ 873.932111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.932148][ T32] Exception stack(0xdf96dfb0 to 0xdf96dff8) [ 873.932178][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.932206][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.932232][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.932287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.932320][ T32] r4:84ac1100 [ 873.932956][ T32] INFO: task kworker/1:14:3141 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 873.932994][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.933064][ T32] Workqueue: events bpf_prog_free_deferred [ 873.933129][ T32] Call trace: [ 873.933162][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 873.933231][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 873.933254][ T32] r4:00000000 [ 873.933287][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.933382][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 873.933419][ T32] dd20: dacc8000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 873.933488][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 873.935983][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.936057][ T32] r5:800f0013 r4:80239bb0 [ 873.936110][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.936168][ T32] r4:82ac21e4 [ 873.936189][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.936256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 873.936283][ T32] r4:eab7ddc0 [ 873.936303][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.936345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 873.936367][ T32] r4:00000000 [ 873.936422][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.936498][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 873.936529][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.936576][ T32] r5:00001000 r4:eab8b000 [ 873.936597][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.936636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.936676][ T32] r5:8527278c r4:85272400 [ 873.936696][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.936741][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 873.936763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.936834][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.936860][ T32] r4:85249280 [ 873.936880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.936925][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 873.936946][ T32] r4:00000001 [ 873.936990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.937031][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 873.937082][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.937113][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.937139][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.937234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.937260][ T32] r4:85243540 [ 873.937284][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.937313][ T32] INFO: task kworker/1:15:3142 blocked for more than 450 seconds. [ 873.937345][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.937369][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.937421][ T32] task:kworker/1:15 state:D stack:0 pid:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.937508][ T32] Workqueue: events bpf_prog_free_deferred [ 873.937669][ T32] Call trace: [ 873.937810][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 873.937938][ T32] r10:8291a684 r9:dfa95d84 r8:00000002 r7:60000013 r6:dfa95d8c r5:8386a400 [ 873.937965][ T32] r4:8386a400 [ 873.938011][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 873.938102][ T32] r5:8386a400 r4:8291a680 [ 873.938132][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.938197][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 873.938242][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa95e08 [ 873.938291][ T32] r4:00000000 [ 873.938447][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 873.938494][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.938529][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.938594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85354e40 [ 873.938626][ T32] r4:00000000 [ 873.938670][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.938749][ T32] r9:83018205 r8:8386a400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 873.938774][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.938840][ T32] r5:00001000 r4:ea829000 [ 873.938887][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.938928][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.938981][ T32] r5:854ee38c r4:854ee000 [ 873.939003][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.939049][ T32] r7:ddde2d80 r6:83018200 r5:854ee38c r4:846d4080 [ 873.939069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.939114][ T32] r10:61c88647 r9:8386a400 r8:846d40ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.939148][ T32] r4:846d4080 [ 873.939170][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.939215][ T32] r10:00000000 r9:846d4080 r8:80287e08 r7:df96de60 r6:846d4100 r5:8386a400 [ 873.939263][ T32] r4:00000001 [ 873.939291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.939352][ T32] Exception stack(0xdfa95fb0 to 0xdfa95ff8) [ 873.939381][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 873.939408][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.939440][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.939483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.939514][ T32] r4:84ac1100 [ 873.940101][ T32] INFO: task kworker/1:15:3142 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 873.940135][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.940222][ T32] Workqueue: events bpf_prog_free_deferred [ 873.940311][ T32] Call trace: [ 873.940346][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 873.940395][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 873.940448][ T32] r4:00000000 [ 873.940478][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.940543][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 873.940576][ T32] dd20: dacc8000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 873.940604][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 873.940654][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.940707][ T32] r5:800f0013 r4:80239bb0 [ 873.940731][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.940770][ T32] r4:82ac21e4 [ 873.940815][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.940859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 873.940887][ T32] r4:eab7ddc0 [ 873.940908][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.940948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 873.940969][ T32] r4:00000000 [ 873.941022][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.941069][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 873.941098][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.941182][ T32] r5:00001000 r4:eab8b000 [ 873.941207][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.941296][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.941399][ T32] r5:8527278c r4:85272400 [ 873.941431][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.941478][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 873.941499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.941544][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.941565][ T32] r4:85249280 [ 873.941656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.941704][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 873.941856][ T32] r4:00000001 [ 873.941879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.941916][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 873.941970][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.942000][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.942089][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.942210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.942409][ T32] r4:85243540 [ 873.942436][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.942534][ T32] INFO: task kworker/0:9:3143 blocked for more than 450 seconds. [ 873.942565][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.942656][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.942680][ T32] task:kworker/0:9 state:D stack:0 pid:3143 tgid:3143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.942921][ T32] Workqueue: events bpf_prog_free_deferred [ 873.942962][ T32] Call trace: [ 873.943023][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 873.943069][ T32] r10:8291a684 r9:dfaa1d84 r8:00000002 r7:60000013 r6:dfaa1d8c r5:8386ec00 [ 873.943117][ T32] r4:8386ec00 [ 873.943140][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 873.943181][ T32] r5:8386ec00 r4:8291a680 [ 873.943226][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.943267][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 873.943308][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa1e08 [ 873.943411][ T32] r4:00000000 [ 873.943465][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 873.964243][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.964322][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.964370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85341600 [ 873.964394][ T32] r4:00000000 [ 873.964413][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.964470][ T32] r9:83018005 r8:8386ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f015000 [ 873.964492][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.964535][ T32] r5:00001000 r4:dfa5f000 [ 873.964554][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.964596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.964637][ T32] r5:8542538c r4:85425000 [ 873.964657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.964702][ T32] r7:dddced80 r6:83018000 r5:8542538c r4:844bbd80 [ 873.964723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.964774][ T32] r10:61c88647 r9:8386ec00 r8:844bbdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.964799][ T32] r4:844bbd80 [ 873.964856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.964906][ T32] r10:00000000 r9:844bbd80 r8:80287e08 r7:dfa6de60 r6:846d4180 r5:8386ec00 [ 873.964928][ T32] r4:00000001 [ 873.964948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.965051][ T32] Exception stack(0xdfaa1fb0 to 0xdfaa1ff8) [ 873.965153][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.965231][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.965274][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.965305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.965327][ T32] r4:84889340 [ 873.965946][ T32] INFO: task kworker/0:9:3143 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 873.965992][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.966123][ T32] Workqueue: events bpf_prog_free_deferred [ 873.966173][ T32] Call trace: [ 873.966229][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 873.966284][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 873.966307][ T32] r4:00000000 [ 873.966327][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.966364][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 873.966392][ T32] dd20: daf03000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 873.966425][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 873.966452][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.966475][ T32] r5:800f0013 r4:80239bb0 [ 873.966518][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.966565][ T32] r4:82ac21e4 [ 873.966585][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.966650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 873.966676][ T32] r4:eab7ddc0 [ 873.966696][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.966737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 873.966759][ T32] r4:00000000 [ 873.966794][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.966839][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 873.966885][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.966929][ T32] r5:00001000 r4:eab8b000 [ 873.966993][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.967040][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.967126][ T32] r5:8527278c r4:85272400 [ 873.967152][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.967199][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 873.967220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.967266][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.967303][ T32] r4:85249280 [ 873.967352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.967421][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 873.967459][ T32] r4:00000001 [ 873.967482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.967543][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 873.967572][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.967625][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.967680][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.967737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.967763][ T32] r4:85243540 [ 873.967795][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.967834][ T32] INFO: task kworker/0:10:3145 blocked for more than 450 seconds. [ 873.967866][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.967892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.967912][ T32] task:kworker/0:10 state:D stack:0 pid:3145 tgid:3145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.967956][ T32] Workqueue: events bpf_prog_free_deferred [ 873.967997][ T32] Call trace: [ 873.968027][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 873.968074][ T32] r10:8291a684 r9:dfaa9d84 r8:00000002 r7:60000113 r6:dfaa9d8c r5:8386e000 [ 873.968121][ T32] r4:8386e000 [ 873.968146][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 873.968213][ T32] r5:8386e000 r4:8291a680 [ 873.968261][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.968303][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 873.968345][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa9e08 [ 873.968366][ T32] r4:00000000 [ 873.968385][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 873.968421][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.968460][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.968503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ab7c0 [ 873.968526][ T32] r4:00000000 [ 873.968544][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.968586][ T32] r9:83018005 r8:8386e000 r7:00000000 r6:83018000 r5:00001000 r4:7f015000 [ 873.968632][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.968738][ T32] r5:00001000 r4:dfa8d000 [ 873.968761][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.968800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.968865][ T32] r5:8554f38c r4:8554f000 [ 873.968889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.968984][ T32] r7:dddced80 r6:83018000 r5:8554f38c r4:844bbe00 [ 873.969009][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.969057][ T32] r10:61c88647 r9:8386e000 r8:844bbe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.969103][ T32] r4:844bbe00 [ 873.969153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.969214][ T32] r10:00000000 r9:844bbe00 r8:80287e08 r7:dfa6de60 r6:846d4200 r5:8386e000 [ 873.969286][ T32] r4:00000001 [ 873.969309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.969346][ T32] Exception stack(0xdfaa9fb0 to 0xdfaa9ff8) [ 873.969371][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 873.969424][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.969454][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.969481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.969527][ T32] r4:848891c0 [ 873.969947][ T32] INFO: task kworker/0:10:3145 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 873.969993][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.970079][ T32] Workqueue: events bpf_prog_free_deferred [ 873.970123][ T32] Call trace: [ 873.970181][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 873.970244][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 873.970294][ T32] r4:00000000 [ 873.970341][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.970461][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 873.970522][ T32] dd20: daf03000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 873.970578][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 873.970620][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.970673][ T32] r5:800f0013 r4:80239bb0 [ 873.970696][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.970743][ T32] r4:82ac21e4 [ 873.970764][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.970805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 873.970851][ T32] r4:eab7ddc0 [ 873.970974][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.971019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 873.971057][ T32] r4:00000000 [ 873.971105][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.971151][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 873.971197][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.971246][ T32] r5:00001000 r4:eab8b000 [ 873.971269][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.971332][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.971420][ T32] r5:8527278c r4:85272400 [ 873.971469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.971519][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 873.971541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.971588][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.971633][ T32] r4:85249280 [ 873.971682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.971754][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 873.971805][ T32] r4:00000001 [ 873.971827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.971863][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 873.971888][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.971939][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.971993][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.972063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.972088][ T32] r4:85243540 [ 873.972108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.972132][ T32] INFO: task kworker/1:16:3147 blocked for more than 450 seconds. [ 873.972171][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.972193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.972214][ T32] task:kworker/1:16 state:D stack:0 pid:3147 tgid:3147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.972282][ T32] Workqueue: events bpf_prog_free_deferred [ 873.972411][ T32] Call trace: [ 873.972502][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 873.972563][ T32] r10:8291a684 r9:dfab1d84 r8:00000002 r7:60000113 r6:dfab1d8c r5:833e6c00 [ 873.972589][ T32] r4:833e6c00 [ 873.972609][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 873.972658][ T32] r5:833e6c00 r4:8291a680 [ 873.972677][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.972713][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 873.972753][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab1e08 [ 873.972780][ T32] r4:00000000 [ 873.972827][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 873.972889][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.972928][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.972969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85410000 [ 873.972990][ T32] r4:00000000 [ 873.973009][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 873.973050][ T32] r9:83018205 r8:833e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 873.973070][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.973110][ T32] r5:00001000 r4:eaf53000 [ 873.973155][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.973209][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.973253][ T32] r5:8564978c r4:85649400 [ 873.973298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.973372][ T32] r7:ddde2d80 r6:83018200 r5:8564978c r4:846d4280 [ 873.973453][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.006347][ T32] r10:61c88647 r9:833e6c00 r8:846d42ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.006529][ T32] r4:846d4280 [ 874.006615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.006688][ T32] r10:00000000 r9:846d4280 r8:80287e08 r7:df96de60 r6:846d4300 r5:833e6c00 [ 874.006711][ T32] r4:00000001 [ 874.006730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.006769][ T32] Exception stack(0xdfab1fb0 to 0xdfab1ff8) [ 874.006823][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.006855][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.006881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.006910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.006975][ T32] r4:84ac1380 [ 874.007609][ T32] INFO: task kworker/1:16:3147 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.007675][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.007747][ T32] Workqueue: events bpf_prog_free_deferred [ 874.007820][ T32] Call trace: [ 874.007856][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.007908][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.007930][ T32] r4:00000000 [ 874.007949][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.007987][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.008047][ T32] dd20: db728000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.008114][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.008142][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.008166][ T32] r5:800f0013 r4:80239bb0 [ 874.008207][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.008318][ T32] r4:82ac21e4 [ 874.008356][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.008402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.008429][ T32] r4:eab7ddc0 [ 874.008483][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.008529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.008654][ T32] r4:00000000 [ 874.008772][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.008822][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.008845][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.008888][ T32] r5:00001000 r4:eab8b000 [ 874.008907][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.008984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.009046][ T32] r5:8527278c r4:85272400 [ 874.009069][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.009141][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.009194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.009245][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.009267][ T32] r4:85249280 [ 874.009285][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.009347][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.009391][ T32] r4:00000001 [ 874.009413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.009455][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.009480][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.009507][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.009557][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.009588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.009612][ T32] r4:85243540 [ 874.009645][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.009691][ T32] INFO: task kworker/0:11:3150 blocked for more than 451 seconds. [ 874.009763][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.009792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.009812][ T32] task:kworker/0:11 state:D stack:0 pid:3150 tgid:3150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.009880][ T32] Workqueue: events bpf_prog_free_deferred [ 874.009952][ T32] Call trace: [ 874.010008][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.010057][ T32] r10:8291a684 r9:dfabdd84 r8:00000002 r7:60000113 r6:dfabdd8c r5:845b8c00 [ 874.010081][ T32] r4:845b8c00 [ 874.010100][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.010141][ T32] r5:845b8c00 r4:8291a680 [ 874.010160][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.010198][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.010289][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfabde08 [ 874.010419][ T32] r4:00000000 [ 874.010444][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.010478][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.010511][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.010575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8572b880 [ 874.010660][ T32] r4:00000000 [ 874.010709][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.010774][ T32] r9:83018005 r8:845b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 874.010827][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.010878][ T32] r5:00001000 r4:eb5cb000 [ 874.010900][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.010940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.011005][ T32] r5:8577ef8c r4:8577ec00 [ 874.011028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.011074][ T32] r7:dddced80 r6:83018000 r5:8577ef8c r4:844bbe80 [ 874.011094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.011163][ T32] r10:61c88647 r9:845b8c00 r8:844bbeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.011189][ T32] r4:844bbe80 [ 874.011233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.011306][ T32] r10:00000000 r9:844bbe80 r8:80287e08 r7:dfa6de60 r6:846d4380 r5:845b8c00 [ 874.011331][ T32] r4:00000001 [ 874.011352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.011519][ T32] Exception stack(0xdfabdfb0 to 0xdfabdff8) [ 874.011600][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.011632][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.011659][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.011712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.011763][ T32] r4:848893c0 [ 874.012226][ T32] INFO: task kworker/0:11:3150 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.012264][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.012384][ T32] Workqueue: events bpf_prog_free_deferred [ 874.012487][ T32] Call trace: [ 874.012598][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.012681][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.012806][ T32] r4:00000000 [ 874.012829][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.012868][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.012896][ T32] dd20: db728000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.012943][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.012973][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.012996][ T32] r5:800f0013 r4:80239bb0 [ 874.013016][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.013058][ T32] r4:82ac21e4 [ 874.013077][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.013142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.013182][ T32] r4:eab7ddc0 [ 874.013203][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.013245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.013266][ T32] r4:00000000 [ 874.013334][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.013386][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.013408][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.013673][ T32] r5:00001000 r4:eab8b000 [ 874.025302][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.025412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.025469][ T32] r5:8527278c r4:85272400 [ 874.025492][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.025539][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.025573][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.025624][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.025647][ T32] r4:85249280 [ 874.025667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.025737][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.025789][ T32] r4:00000001 [ 874.025812][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.025849][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.025877][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.025904][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.025929][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.025957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.025979][ T32] r4:85243540 [ 874.026002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.026029][ T32] INFO: task kworker/1:17:3152 blocked for more than 451 seconds. [ 874.026059][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.026083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.026103][ T32] task:kworker/1:17 state:D stack:0 pid:3152 tgid:3152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.026211][ T32] Workqueue: events bpf_prog_free_deferred [ 874.026282][ T32] Call trace: [ 874.026319][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.026370][ T32] r10:8291a684 r9:df9c5d84 r8:00000002 r7:60000113 r6:df9c5d8c r5:83a6b000 [ 874.026422][ T32] r4:83a6b000 [ 874.026521][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.026567][ T32] r5:83a6b000 r4:8291a680 [ 874.026599][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.026640][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.026706][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c5e08 [ 874.026732][ T32] r4:00000000 [ 874.026777][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.026916][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.027040][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.027091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8571b9c0 [ 874.027140][ T32] r4:00000000 [ 874.027165][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.027211][ T32] r9:83018205 r8:83a6b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 874.027257][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.027327][ T32] r5:00001000 r4:ec1eb000 [ 874.027350][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.027388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.027447][ T32] r5:8559fb8c r4:8559f800 [ 874.027470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.027516][ T32] r7:ddde2d80 r6:83018200 r5:8559fb8c r4:846d4400 [ 874.027652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.027701][ T32] r10:61c88647 r9:83a6b000 r8:846d442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.027749][ T32] r4:846d4400 [ 874.027771][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.027843][ T32] r10:00000000 r9:846d4400 r8:80287e08 r7:dfab1e60 r6:846d4480 r5:83a6b000 [ 874.027868][ T32] r4:00000001 [ 874.027887][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.027927][ T32] Exception stack(0xdf9c5fb0 to 0xdf9c5ff8) [ 874.027955][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.028011][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.028040][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.028096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.028121][ T32] r4:84ac1ac0 [ 874.028662][ T32] INFO: task kworker/1:17:3152 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.028717][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.028855][ T32] Workqueue: events bpf_prog_free_deferred [ 874.028899][ T32] Call trace: [ 874.028929][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.028985][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.029008][ T32] r4:00000000 [ 874.029111][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.029197][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.029233][ T32] dd20: db728000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.029265][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.029290][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.029314][ T32] r5:800f0013 r4:80239bb0 [ 874.029358][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.029431][ T32] r4:82ac21e4 [ 874.029456][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.029499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.029556][ T32] r4:eab7ddc0 [ 874.029704][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.029781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.029977][ T32] r4:00000000 [ 874.030001][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.030046][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.030066][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.030107][ T32] r5:00001000 r4:eab8b000 [ 874.030145][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.030187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.030229][ T32] r5:8527278c r4:85272400 [ 874.030249][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.030294][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.030314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.030360][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.030381][ T32] r4:85249280 [ 874.030400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.030484][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.030574][ T32] r4:00000001 [ 874.030597][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.030702][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.030765][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.030797][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.030823][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.030865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.030891][ T32] r4:85243540 [ 874.030910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.031173][ T32] INFO: task kworker/1:18:3154 blocked for more than 451 seconds. [ 874.031204][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.031252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.031277][ T32] task:kworker/1:18 state:D stack:0 pid:3154 tgid:3154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.031403][ T32] Workqueue: events bpf_prog_free_deferred [ 874.031452][ T32] Call trace: [ 874.031482][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.031552][ T32] r10:8291a684 r9:dfaa5d84 r8:00000002 r7:60000113 r6:dfaa5d8c r5:83a69800 [ 874.031578][ T32] r4:83a69800 [ 874.031598][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.031640][ T32] r5:83a69800 r4:8291a680 [ 874.031659][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.031722][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.031767][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa5e08 [ 874.031789][ T32] r4:00000000 [ 874.031808][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.031922][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.032012][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.032057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f69c0 [ 874.032079][ T32] r4:00000000 [ 874.032098][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.032142][ T32] r9:83018205 r8:83a69800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 874.032162][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.032224][ T32] r5:00001000 r4:eb20f000 [ 874.032248][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.032286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.032352][ T32] r5:8559f38c r4:8559f000 [ 874.032405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.032457][ T32] r7:ddde2d80 r6:83018200 r5:8559f38c r4:846d4500 [ 874.032478][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.032523][ T32] r10:61c88647 r9:83a69800 r8:846d452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.032544][ T32] r4:846d4500 [ 874.032623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.032677][ T32] r10:00000000 r9:846d4500 r8:80287e08 r7:df9c5e60 r6:846d4580 r5:83a69800 [ 874.032706][ T32] r4:00000001 [ 874.032726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.032761][ T32] Exception stack(0xdfaa5fb0 to 0xdfaa5ff8) [ 874.032786][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.032814][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.032840][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.032867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.032888][ T32] r4:84ac1c00 [ 874.033278][ T32] INFO: task kworker/1:18:3154 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.033339][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.050067][ T32] Workqueue: events bpf_prog_free_deferred [ 874.050150][ T32] Call trace: [ 874.050195][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.050253][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.050277][ T32] r4:00000000 [ 874.050299][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.050338][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.050393][ T32] dd20: dba9e000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.050433][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.050460][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.050510][ T32] r5:800f0013 r4:80239bb0 [ 874.050613][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.050706][ T32] r4:82ac21e4 [ 874.050736][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.050805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.050834][ T32] r4:eab7ddc0 [ 874.050854][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.050908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.050934][ T32] r4:00000000 [ 874.050955][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.051002][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.051024][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.051066][ T32] r5:00001000 r4:eab8b000 [ 874.051087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.051152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.051220][ T32] r5:8527278c r4:85272400 [ 874.051245][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.051315][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.051346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.051429][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.051464][ T32] r4:85249280 [ 874.051485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.051531][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.051553][ T32] r4:00000001 [ 874.051597][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.051672][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.051702][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.051730][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.051790][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.051823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.051846][ T32] r4:85243540 [ 874.051869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.051896][ T32] INFO: task kworker/1:19:3156 blocked for more than 451 seconds. [ 874.051927][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.052219][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.052247][ T32] task:kworker/1:19 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.052298][ T32] Workqueue: events bpf_prog_free_deferred [ 874.052571][ T32] Call trace: [ 874.052603][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.052650][ T32] r10:8291a684 r9:dfacdd84 r8:00000002 r7:60000113 r6:dfacdd8c r5:83a6d400 [ 874.052674][ T32] r4:83a6d400 [ 874.053085][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.053200][ T32] r5:83a6d400 r4:8291a680 [ 874.053234][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.053277][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.053320][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfacde08 [ 874.053343][ T32] r4:00000000 [ 874.053387][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.053508][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.069384][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.069495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85af9700 [ 874.069552][ T32] r4:00000000 [ 874.069604][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.069706][ T32] r9:83018205 r8:83a6d400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 874.069788][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.069901][ T32] r5:00001000 r4:ec91d000 [ 874.070006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.070077][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.070131][ T32] r5:85ae2b8c r4:85ae2800 [ 874.070179][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.070275][ T32] r7:ddde2d80 r6:83018200 r5:85ae2b8c r4:846d4600 [ 874.070302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.070350][ T32] r10:61c88647 r9:83a6d400 r8:846d462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.070373][ T32] r4:846d4600 [ 874.070422][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.070498][ T32] r10:00000000 r9:846d4600 r8:80287e08 r7:df9c5e60 r6:846d4680 r5:83a6d400 [ 874.070531][ T32] r4:00000001 [ 874.070552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.070591][ T32] Exception stack(0xdfacdfb0 to 0xdfacdff8) [ 874.070621][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.070678][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.070710][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.070742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.070765][ T32] r4:84ac1d00 [ 874.071370][ T32] INFO: task kworker/1:19:3156 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.071424][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.071517][ T32] Workqueue: events bpf_prog_free_deferred [ 874.071566][ T32] Call trace: [ 874.071598][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.071651][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.071674][ T32] r4:00000000 [ 874.071695][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.071734][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.071813][ T32] dd20: dbccb000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.071925][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.071982][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.072010][ T32] r5:800f0013 r4:80239bb0 [ 874.072032][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.072074][ T32] r4:82ac21e4 [ 874.072120][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.072166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.072213][ T32] r4:eab7ddc0 [ 874.072413][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.072463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.072525][ T32] r4:00000000 [ 874.072550][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.072621][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.072647][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.072691][ T32] r5:00001000 r4:eab8b000 [ 874.072712][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.072828][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.072875][ T32] r5:8527278c r4:85272400 [ 874.072896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.072947][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.072983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.073033][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.073057][ T32] r4:85249280 [ 874.073089][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.073138][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.073161][ T32] r4:00000001 [ 874.073245][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.073287][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.073315][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.073344][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.073370][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.073398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.073560][ T32] r4:85243540 [ 874.086566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.086639][ T32] INFO: task kworker/1:20:3158 blocked for more than 451 seconds. [ 874.086681][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.086708][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.086892][ T32] task:kworker/1:20 state:D stack:0 pid:3158 tgid:3158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.086979][ T32] Workqueue: events bpf_prog_free_deferred [ 874.087045][ T32] Call trace: [ 874.087158][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.087217][ T32] r10:8291a684 r9:dfad9d84 r8:00000002 r7:60000113 r6:dfad9d8c r5:83ca3000 [ 874.087255][ T32] r4:83ca3000 [ 874.087303][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.087376][ T32] r5:83ca3000 r4:8291a680 [ 874.087401][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.087472][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.087520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad9e08 [ 874.087593][ T32] r4:00000000 [ 874.087619][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.087655][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.087716][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.087768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767440 [ 874.087841][ T32] r4:00000000 [ 874.087865][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.087987][ T32] r9:83018205 r8:83ca3000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 874.088019][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.088063][ T32] r5:00001000 r4:eaa4b000 [ 874.088084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.088124][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.088166][ T32] r5:8567b38c r4:8567b000 [ 874.088187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.088298][ T32] r7:ddde2d80 r6:83018200 r5:8567b38c r4:846d4700 [ 874.088325][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.088373][ T32] r10:61c88647 r9:83ca3000 r8:846d472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.088396][ T32] r4:846d4700 [ 874.088421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.088468][ T32] r10:00000000 r9:846d4700 r8:80287e08 r7:dfacde60 r6:846d4780 r5:83ca3000 [ 874.088491][ T32] r4:00000001 [ 874.088510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.088547][ T32] Exception stack(0xdfad9fb0 to 0xdfad9ff8) [ 874.088574][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.088628][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.088671][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.088780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.088807][ T32] r4:84ac1ec0 [ 874.089465][ T32] INFO: task kworker/1:20:3158 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.089535][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.089663][ T32] Workqueue: events bpf_prog_free_deferred [ 874.089724][ T32] Call trace: [ 874.089757][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.089809][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.089832][ T32] r4:00000000 [ 874.089851][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.089890][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.089917][ T32] dd20: dbeec000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.089945][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.089969][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.090028][ T32] r5:800f0013 r4:80239bb0 [ 874.090057][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.090123][ T32] r4:82ac21e4 [ 874.090197][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.090243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.090267][ T32] r4:eab7ddc0 [ 874.090286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.090327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.090349][ T32] r4:00000000 [ 874.090368][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.090409][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.090435][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.090476][ T32] r5:00001000 r4:eab8b000 [ 874.090496][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.090534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.090579][ T32] r5:8527278c r4:85272400 [ 874.090601][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.090647][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.090668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.090740][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.090766][ T32] r4:85249280 [ 874.090809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.090859][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.090980][ T32] r4:00000001 [ 874.091003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.091125][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.091161][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.091239][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.091269][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.091323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.091353][ T32] r4:85243540 [ 874.091404][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.091463][ T32] INFO: task kworker/1:21:3160 blocked for more than 451 seconds. [ 874.091545][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.091571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.091618][ T32] task:kworker/1:21 state:D stack:0 pid:3160 tgid:3160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.091693][ T32] Workqueue: events bpf_prog_free_deferred [ 874.091865][ T32] Call trace: [ 874.091899][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.091954][ T32] r10:8291a684 r9:dfae9d84 r8:00000002 r7:60000113 r6:dfae9d8c r5:83ca6c00 [ 874.091977][ T32] r4:83ca6c00 [ 874.092008][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.092059][ T32] r5:83ca6c00 r4:8291a680 [ 874.092105][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.092146][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.092188][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae9e08 [ 874.092210][ T32] r4:00000000 [ 874.092229][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.092288][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.092351][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.092424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580ea80 [ 874.092483][ T32] r4:00000000 [ 874.092507][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.092552][ T32] r9:83018205 r8:83ca6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 874.092590][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.092634][ T32] r5:00001000 r4:eaead000 [ 874.092654][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.092692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.092731][ T32] r5:856d4f8c r4:856d4c00 [ 874.092751][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.092795][ T32] r7:ddde2d80 r6:83018200 r5:856d4f8c r4:846d4800 [ 874.092853][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.092927][ T32] r10:61c88647 r9:83ca6c00 r8:846d482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.092959][ T32] r4:846d4800 [ 874.092978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.093052][ T32] r10:00000000 r9:846d4800 r8:80287e08 r7:dfacde60 r6:846d4880 r5:83ca6c00 [ 874.093078][ T32] r4:00000001 [ 874.093097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.093131][ T32] Exception stack(0xdfae9fb0 to 0xdfae9ff8) [ 874.093187][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.093263][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.093304][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.093334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.093355][ T32] r4:8429ef40 [ 874.104319][ T32] INFO: task kworker/1:21:3160 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.104400][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.104521][ T32] Workqueue: events bpf_prog_free_deferred [ 874.104608][ T32] Call trace: [ 874.104640][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.104694][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.104718][ T32] r4:00000000 [ 874.104762][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.104860][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.104948][ T32] dd20: dc024000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.105006][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.105035][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.105059][ T32] r5:800f0013 r4:80239bb0 [ 874.105105][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.105151][ T32] r4:82ac21e4 [ 874.105259][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.105309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.105332][ T32] r4:eab7ddc0 [ 874.105352][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.105422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.105474][ T32] r4:00000000 [ 874.105499][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.105546][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.105568][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.105609][ T32] r5:00001000 r4:eab8b000 [ 874.105628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.105667][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.105709][ T32] r5:8527278c r4:85272400 [ 874.105753][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.105803][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.105825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.105872][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.105894][ T32] r4:85249280 [ 874.105932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.105981][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.106003][ T32] r4:00000001 [ 874.106027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.106065][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.106091][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.106144][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.106174][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.106253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.106278][ T32] r4:85243540 [ 874.106326][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.106381][ T32] INFO: task kworker/1:22:3162 blocked for more than 451 seconds. [ 874.106420][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.106447][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.106484][ T32] task:kworker/1:22 state:D stack:0 pid:3162 tgid:3162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.106548][ T32] Workqueue: events bpf_prog_free_deferred [ 874.106997][ T32] Call trace: [ 874.107035][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.107084][ T32] r10:8291a684 r9:dfaf5d84 r8:00000002 r7:60000113 r6:dfaf5d8c r5:83ca0c00 [ 874.107286][ T32] r4:83ca0c00 [ 874.107377][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.107617][ T32] r5:83ca0c00 r4:8291a680 [ 874.107739][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.107832][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.107878][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf5e08 [ 874.107900][ T32] r4:00000000 [ 874.107960][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.107998][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.108034][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.108098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b05240 [ 874.108124][ T32] r4:00000000 [ 874.108144][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.108187][ T32] r9:83018205 r8:83ca0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 874.108208][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.108251][ T32] r5:00001000 r4:ec967000 [ 874.108296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.108338][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.108386][ T32] r5:8591438c r4:85914000 [ 874.108451][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.108600][ T32] r7:ddde2d80 r6:83018200 r5:8591438c r4:846d4900 [ 874.108676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.108775][ T32] r10:61c88647 r9:83ca0c00 r8:846d492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.108801][ T32] r4:846d4900 [ 874.108821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.108878][ T32] r10:00000000 r9:846d4900 r8:80287e08 r7:dfacde60 r6:846d4980 r5:83ca0c00 [ 874.108911][ T32] r4:00000001 [ 874.108931][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.108966][ T32] Exception stack(0xdfaf5fb0 to 0xdfaf5ff8) [ 874.108992][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.109021][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.109046][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.109075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.109116][ T32] r4:8491a880 [ 874.109598][ T32] INFO: task kworker/1:22:3162 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.109665][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.109759][ T32] Workqueue: events bpf_prog_free_deferred [ 874.109835][ T32] Call trace: [ 874.109872][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.109925][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.109950][ T32] r4:00000000 [ 874.109971][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.110029][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.110062][ T32] dd20: dc024000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.110093][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.110119][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.110149][ T32] r5:800f0013 r4:80239bb0 [ 874.110172][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.110213][ T32] r4:82ac21e4 [ 874.110234][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.110277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.110300][ T32] r4:eab7ddc0 [ 874.110319][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.110361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.110383][ T32] r4:00000000 [ 874.110403][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.110457][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.110508][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.110562][ T32] r5:00001000 r4:eab8b000 [ 874.110583][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.110622][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.110665][ T32] r5:8527278c r4:85272400 [ 874.110685][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.110757][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.110783][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.110844][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.110946][ T32] r4:85249280 [ 874.110995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.111105][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.111157][ T32] r4:00000001 [ 874.111187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.111223][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.111251][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.111279][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.111306][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.111360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.111421][ T32] r4:85243540 [ 874.111446][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.111497][ T32] INFO: task kworker/0:12:3164 blocked for more than 451 seconds. [ 874.111529][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.111553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.111574][ T32] task:kworker/0:12 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.111644][ T32] Workqueue: events bpf_prog_free_deferred [ 874.111690][ T32] Call trace: [ 874.111774][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.111826][ T32] r10:8291a684 r9:dfafdd84 r8:00000002 r7:60000113 r6:dfafdd8c r5:84788000 [ 874.111849][ T32] r4:84788000 [ 874.111873][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.111917][ T32] r5:84788000 r4:8291a680 [ 874.111937][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.111986][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.112032][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfafde08 [ 874.112054][ T32] r4:00000000 [ 874.112074][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.112108][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.112142][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.112182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fc740 [ 874.112223][ T32] r4:00000000 [ 874.112299][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.112346][ T32] r9:83018005 r8:84788000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 874.112367][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.112407][ T32] r5:00001000 r4:ec533000 [ 874.112442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.112480][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.112527][ T32] r5:858ce78c r4:858ce400 [ 874.112561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.112635][ T32] r7:dddced80 r6:83018000 r5:858ce78c r4:844bbf00 [ 874.112659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.112706][ T32] r10:61c88647 r9:84788000 r8:844bbf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.112753][ T32] r4:844bbf00 [ 874.112834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.112967][ T32] r10:00000000 r9:844bbf00 r8:80287e08 r7:dfa6de60 r6:846d4a00 r5:84788000 [ 874.113066][ T32] r4:00000001 [ 874.113089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.113127][ T32] Exception stack(0xdfafdfb0 to 0xdfafdff8) [ 874.113159][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.113225][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.113279][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.113363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.113390][ T32] r4:84889780 [ 874.146711][ T32] INFO: task kworker/0:12:3164 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.146802][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.147017][ T32] Workqueue: events bpf_prog_free_deferred [ 874.147155][ T32] Call trace: [ 874.147195][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.147279][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.147365][ T32] r4:00000000 [ 874.147396][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.147443][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.147473][ T32] dd20: dc71e000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.147536][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.147571][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.147597][ T32] r5:800f0013 r4:80239bb0 [ 874.147642][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.147687][ T32] r4:82ac21e4 [ 874.147735][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.147780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.147957][ T32] r4:eab7ddc0 [ 874.148045][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.148090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.148112][ T32] r4:00000000 [ 874.148132][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.148254][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.148334][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.148392][ T32] r5:00001000 r4:eab8b000 [ 874.148558][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.148604][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.148667][ T32] r5:8527278c r4:85272400 [ 874.148697][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.148746][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.148767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.148944][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.148970][ T32] r4:85249280 [ 874.148990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.149035][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.149081][ T32] r4:00000001 [ 874.149158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.149231][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.149282][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.149341][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.149369][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.149401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.149430][ T32] r4:85243540 [ 874.149479][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.149588][ T32] INFO: task kworker/0:13:3166 blocked for more than 451 seconds. [ 874.149687][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.149717][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.149765][ T32] task:kworker/0:13 state:D stack:0 pid:3166 tgid:3166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.149843][ T32] Workqueue: events bpf_prog_free_deferred [ 874.149965][ T32] Call trace: [ 874.150026][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.150074][ T32] r10:8291a684 r9:dfb0dd84 r8:00000002 r7:60000013 r6:dfb0dd8c r5:84789800 [ 874.150098][ T32] r4:84789800 [ 874.150142][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.150197][ T32] r5:84789800 r4:8291a680 [ 874.150219][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.150258][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.150311][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb0de08 [ 874.150336][ T32] r4:00000000 [ 874.150383][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.150424][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.150469][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.150535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541d980 [ 874.150576][ T32] r4:00000000 [ 874.150600][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.150669][ T32] r9:83018005 r8:84789800 r7:00000000 r6:83018000 r5:00001000 r4:7f015000 [ 874.150693][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.150810][ T32] r5:00001000 r4:dfae5000 [ 874.150834][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.150878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.150969][ T32] r5:8579878c r4:85798400 [ 874.151012][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.151095][ T32] r7:dddced80 r6:83018000 r5:8579878c r4:844bbf80 [ 874.151123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.151171][ T32] r10:61c88647 r9:84789800 r8:844bbfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.151194][ T32] r4:844bbf80 [ 874.151214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.151258][ T32] r10:00000000 r9:844bbf80 r8:80287e08 r7:dfa6de60 r6:846d4a80 r5:84789800 [ 874.151306][ T32] r4:00000001 [ 874.151329][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.151365][ T32] Exception stack(0xdfb0dfb0 to 0xdfb0dff8) [ 874.151396][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.151433][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.151472][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.151503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.151525][ T32] r4:848898c0 [ 874.151965][ T32] INFO: task kworker/0:13:3166 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.152002][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.152058][ T32] Workqueue: events bpf_prog_free_deferred [ 874.152126][ T32] Call trace: [ 874.152162][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.152263][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.152290][ T32] r4:00000000 [ 874.152358][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.152420][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.152464][ T32] dd20: dc71e000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.152517][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.152589][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.152710][ T32] r5:800f0013 r4:80239bb0 [ 874.152734][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.152775][ T32] r4:82ac21e4 [ 874.152820][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.152865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.152915][ T32] r4:eab7ddc0 [ 874.152962][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.153005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.153027][ T32] r4:00000000 [ 874.153146][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.153227][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.153274][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.153322][ T32] r5:00001000 r4:eab8b000 [ 874.153342][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.153451][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.175106][ T32] r5:8527278c r4:85272400 [ 874.175143][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.175223][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.175261][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.175340][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.175393][ T32] r4:85249280 [ 874.175420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.175469][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.175520][ T32] r4:00000001 [ 874.175544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.175584][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.175611][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.175638][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.175725][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.175775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.175800][ T32] r4:85243540 [ 874.175834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.175873][ T32] INFO: task kworker/0:14:3168 blocked for more than 451 seconds. [ 874.175968][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.175996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.176019][ T32] task:kworker/0:14 state:D stack:0 pid:3168 tgid:3168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.176072][ T32] Workqueue: events bpf_prog_free_deferred [ 874.176121][ T32] Call trace: [ 874.176179][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.176307][ T32] r10:8291a684 r9:dfb21d84 r8:00000002 r7:60000013 r6:dfb21d8c r5:8478b000 [ 874.176334][ T32] r4:8478b000 [ 874.176355][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.176422][ T32] r5:8478b000 r4:8291a680 [ 874.176454][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.176493][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.176559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb21e08 [ 874.176633][ T32] r4:00000000 [ 874.176657][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.176692][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.176740][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.176784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525f440 [ 874.176831][ T32] r4:00000000 [ 874.176879][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.176928][ T32] r9:83018005 r8:8478b000 r7:00000000 r6:83018000 r5:00001000 r4:7f015000 [ 874.176949][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.176996][ T32] r5:00001000 r4:dfb05000 [ 874.177043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.177110][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.177222][ T32] r5:85602f8c r4:85602c00 [ 874.177281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.177338][ T32] r7:dddced80 r6:83018000 r5:85602f8c r4:844bb000 [ 874.177361][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.177409][ T32] r10:61c88647 r9:8478b000 r8:844bb02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.177460][ T32] r4:844bb000 [ 874.177484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.177534][ T32] r10:00000000 r9:844bb000 r8:80287e08 r7:dfa6de60 r6:846d4b00 r5:8478b000 [ 874.177583][ T32] r4:00000001 [ 874.177630][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.177669][ T32] Exception stack(0xdfb21fb0 to 0xdfb21ff8) [ 874.177696][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.177725][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.177751][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.177779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.177817][ T32] r4:84889980 [ 874.178360][ T32] INFO: task kworker/0:14:3168 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.178395][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.178512][ T32] Workqueue: events bpf_prog_free_deferred [ 874.178613][ T32] Call trace: [ 874.178648][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.178803][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.178829][ T32] r4:00000000 [ 874.178898][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.178942][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.178969][ T32] dd20: dcc2a000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.179022][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.179051][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.179075][ T32] r5:800f0013 r4:80239bb0 [ 874.179094][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.179133][ T32] r4:82ac21e4 [ 874.179152][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.179192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.179213][ T32] r4:eab7ddc0 [ 874.179231][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.179307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.179346][ T32] r4:00000000 [ 874.179392][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.179453][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.179532][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.179578][ T32] r5:00001000 r4:eab8b000 [ 874.179635][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.179687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.179730][ T32] r5:8527278c r4:85272400 [ 874.179786][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.179887][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.179912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.179959][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.180007][ T32] r4:85249280 [ 874.180055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.180111][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.180173][ T32] r4:00000001 [ 874.180197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.180233][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.180258][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.180310][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.180339][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.180368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.180390][ T32] r4:85243540 [ 874.180411][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.180440][ T32] INFO: task kworker/0:15:3170 blocked for more than 451 seconds. [ 874.180492][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.180519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.180564][ T32] task:kworker/0:15 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.180687][ T32] Workqueue: events bpf_prog_free_deferred [ 874.180818][ T32] Call trace: [ 874.180877][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.180926][ T32] r10:8291a684 r9:dfb2dd84 r8:00000002 r7:60000113 r6:dfb2dd8c r5:8478bc00 [ 874.180948][ T32] r4:8478bc00 [ 874.180967][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.181007][ T32] r5:8478bc00 r4:8291a680 [ 874.181050][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.181091][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.181134][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb2de08 [ 874.181155][ T32] r4:00000000 [ 874.181258][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.181306][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.181341][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.181382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b41040 [ 874.181541][ T32] r4:00000000 [ 874.181566][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.181611][ T32] r9:83018005 r8:8478bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 874.181645][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.181734][ T32] r5:00001000 r4:ecb59000 [ 874.181757][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.181796][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.181837][ T32] r5:85bcc38c r4:85bcc000 [ 874.181857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.181926][ T32] r7:dddced80 r6:83018000 r5:85bcc38c r4:844bb100 [ 874.182025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.182091][ T32] r10:61c88647 r9:8478bc00 r8:844bb12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.182141][ T32] r4:844bb100 [ 874.182242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.182336][ T32] r10:00000000 r9:844bb100 r8:80287e08 r7:dfa6de60 r6:846d4c00 r5:8478bc00 [ 874.182520][ T32] r4:00000001 [ 874.182544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.182630][ T32] Exception stack(0xdfb2dfb0 to 0xdfb2dff8) [ 874.182803][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.182835][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.182887][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.182917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.182964][ T32] r4:84889b00 [ 874.183423][ T32] INFO: task kworker/0:15:3170 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.204245][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.204357][ T32] Workqueue: events bpf_prog_free_deferred [ 874.204420][ T32] Call trace: [ 874.204453][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.204536][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.204614][ T32] r4:00000000 [ 874.204808][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.204852][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.204881][ T32] dd20: dcd3e000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.204908][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.204933][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.204957][ T32] r5:800f0013 r4:80239bb0 [ 874.204997][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.205040][ T32] r4:82ac21e4 [ 874.205061][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.205108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.205133][ T32] r4:eab7ddc0 [ 874.205307][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.205360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.205412][ T32] r4:00000000 [ 874.205524][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.205650][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.205810][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.205908][ T32] r5:00001000 r4:eab8b000 [ 874.206009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.206053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.206121][ T32] r5:8527278c r4:85272400 [ 874.206157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.206208][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.206447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.206513][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.206643][ T32] r4:85249280 [ 874.206859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.207036][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.207291][ T32] r4:00000001 [ 874.207356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.207396][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.207506][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.207539][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.207565][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.207593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.207615][ T32] r4:85243540 [ 874.207637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.207663][ T32] INFO: task kworker/1:23:3173 blocked for more than 451 seconds. [ 874.207694][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.207797][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.207822][ T32] task:kworker/1:23 state:D stack:0 pid:3173 tgid:3173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.207872][ T32] Workqueue: events bpf_prog_free_deferred [ 874.208093][ T32] Call trace: [ 874.208128][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.208201][ T32] r10:8291a684 r9:dfb25d84 r8:00000002 r7:60000113 r6:dfb25d8c r5:84788c00 [ 874.208227][ T32] r4:84788c00 [ 874.208411][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.208460][ T32] r5:84788c00 r4:8291a680 [ 874.208480][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.208710][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.208761][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb25e08 [ 874.208784][ T32] r4:00000000 [ 874.208829][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.208867][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.209035][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.209263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b33b40 [ 874.209330][ T32] r4:00000000 [ 874.209361][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.209408][ T32] r9:83018205 r8:84788c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 874.209592][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.209803][ T32] r5:00001000 r4:ecb0b000 [ 874.209905][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.209948][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.209990][ T32] r5:85917f8c r4:85917c00 [ 874.210054][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.210191][ T32] r7:ddde2d80 r6:83018200 r5:85917f8c r4:846d4b80 [ 874.210215][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.210262][ T32] r10:61c88647 r9:84788c00 r8:846d4bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.210309][ T32] r4:846d4b80 [ 874.210332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.210422][ T32] r10:00000000 r9:846d4b80 r8:80287e08 r7:dfacde60 r6:846d4c80 r5:84788c00 [ 874.210448][ T32] r4:00000001 [ 874.210468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.210502][ T32] Exception stack(0xdfb25fb0 to 0xdfb25ff8) [ 874.210604][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.210635][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.210713][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.210744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.210767][ T32] r4:841f3780 [ 874.211314][ T32] INFO: task kworker/1:23:3173 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.211348][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.211449][ T32] Workqueue: events bpf_prog_free_deferred [ 874.211830][ T32] Call trace: [ 874.211979][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.212033][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.212057][ T32] r4:00000000 [ 874.212077][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.212217][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.212248][ T32] dd20: dcd3e000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.212276][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.212303][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.212433][ T32] r5:800f0013 r4:80239bb0 [ 874.212457][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.212498][ T32] r4:82ac21e4 [ 874.212544][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.212589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.212656][ T32] r4:eab7ddc0 [ 874.212679][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.212745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.212770][ T32] r4:00000000 [ 874.212790][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.212834][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.212855][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.212896][ T32] r5:00001000 r4:eab8b000 [ 874.212915][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.212952][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.212992][ T32] r5:8527278c r4:85272400 [ 874.213016][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.213063][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.213114][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.213163][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.213247][ T32] r4:85249280 [ 874.213307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.213360][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.213383][ T32] r4:00000001 [ 874.213532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.232965][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.233036][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.233068][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.233094][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.233125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.233190][ T32] r4:85243540 [ 874.233229][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.233261][ T32] INFO: task kworker/1:24:3175 blocked for more than 451 seconds. [ 874.233314][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.233345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.233368][ T32] task:kworker/1:24 state:D stack:0 pid:3175 tgid:3175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.233437][ T32] Workqueue: events bpf_prog_free_deferred [ 874.233889][ T32] Call trace: [ 874.233926][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.233987][ T32] r10:8291a684 r9:dfad1d84 r8:00000002 r7:60000113 r6:dfad1d8c r5:8478c800 [ 874.234011][ T32] r4:8478c800 [ 874.234031][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.234073][ T32] r5:8478c800 r4:8291a680 [ 874.234116][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.234161][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.234234][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad1e08 [ 874.234284][ T32] r4:00000000 [ 874.234332][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.234421][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.234477][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.234522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b05200 [ 874.234544][ T32] r4:00000000 [ 874.234563][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.234609][ T32] r9:83018205 r8:8478c800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 874.234638][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.234719][ T32] r5:00001000 r4:eb43f000 [ 874.234743][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.234785][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.234828][ T32] r5:85ae638c r4:85ae6000 [ 874.234866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.234917][ T32] r7:ddde2d80 r6:83018200 r5:85ae638c r4:846d4d00 [ 874.234938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.235009][ T32] r10:61c88647 r9:8478c800 r8:846d4d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.235036][ T32] r4:846d4d00 [ 874.235083][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.235133][ T32] r10:00000000 r9:846d4d00 r8:80287e08 r7:dfb25e60 r6:846d4d80 r5:8478c800 [ 874.235156][ T32] r4:00000001 [ 874.235176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.235213][ T32] Exception stack(0xdfad1fb0 to 0xdfad1ff8) [ 874.235241][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.235269][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.235294][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.235322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.235343][ T32] r4:841f3780 [ 874.235978][ T32] INFO: task kworker/1:24:3175 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.236017][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.236104][ T32] Workqueue: events bpf_prog_free_deferred [ 874.236187][ T32] Call trace: [ 874.236247][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.236299][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.236350][ T32] r4:00000000 [ 874.236372][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.236437][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.236494][ T32] dd20: dd0b9000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.236526][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.236558][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.236583][ T32] r5:800f0013 r4:80239bb0 [ 874.236603][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.236642][ T32] r4:82ac21e4 [ 874.236662][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.236703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.236724][ T32] r4:eab7ddc0 [ 874.236744][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.236783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.236810][ T32] r4:00000000 [ 874.236831][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.236886][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.236912][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.236953][ T32] r5:00001000 r4:eab8b000 [ 874.236978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.237019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.237060][ T32] r5:8527278c r4:85272400 [ 874.237079][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.237124][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.237145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.237229][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.237304][ T32] r4:85249280 [ 874.237329][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.237376][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.237423][ T32] r4:00000001 [ 874.237447][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.237483][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.237509][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.237561][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.237596][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.237652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.237679][ T32] r4:85243540 [ 874.237699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.237724][ T32] INFO: task kworker/1:25:3178 blocked for more than 451 seconds. [ 874.237753][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.237776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.237795][ T32] task:kworker/1:25 state:D stack:0 pid:3178 tgid:3178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.237862][ T32] Workqueue: events bpf_prog_free_deferred [ 874.237922][ T32] Call trace: [ 874.238012][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.238062][ T32] r10:8291a684 r9:dfaedd84 r8:00000002 r7:60000113 r6:dfaedd8c r5:8478d400 [ 874.238090][ T32] r4:8478d400 [ 874.238113][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.238154][ T32] r5:8478d400 r4:8291a680 [ 874.238174][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.238210][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.238252][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaede08 [ 874.238274][ T32] r4:00000000 [ 874.238293][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.238325][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.238358][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.238409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b33200 [ 874.238464][ T32] r4:00000000 [ 874.238489][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.238547][ T32] r9:83018205 r8:8478d400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 874.238571][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.238652][ T32] r5:00001000 r4:ec87b000 [ 874.238703][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.238746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.238788][ T32] r5:847bbb8c r4:847bb800 [ 874.238807][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.238881][ T32] r7:ddde2d80 r6:83018200 r5:847bbb8c r4:846d4e00 [ 874.238905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.238968][ T32] r10:61c88647 r9:8478d400 r8:846d4e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.238994][ T32] r4:846d4e00 [ 874.239014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.239071][ T32] r10:00000000 r9:846d4e00 r8:80287e08 r7:dfb25e60 r6:846d4e80 r5:8478d400 [ 874.239109][ T32] r4:00000001 [ 874.239130][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.239192][ T32] Exception stack(0xdfaedfb0 to 0xdfaedff8) [ 874.239259][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.239327][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.239387][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.239429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.239454][ T32] r4:841f3a40 [ 874.239907][ T32] INFO: task kworker/1:25:3178 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.239947][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.240001][ T32] Workqueue: events bpf_prog_free_deferred [ 874.240077][ T32] Call trace: [ 874.240137][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.240188][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.240211][ T32] r4:00000000 [ 874.240229][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.240267][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.240310][ T32] dd20: dd0b9000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.240342][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.240367][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.240390][ T32] r5:800f0013 r4:80239bb0 [ 874.240410][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.240456][ T32] r4:82ac21e4 [ 874.240476][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.240517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.240602][ T32] r4:eab7ddc0 [ 874.240650][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.240754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.240781][ T32] r4:00000000 [ 874.240807][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.240891][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.240964][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.241008][ T32] r5:00001000 r4:eab8b000 [ 874.241029][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.241068][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.241132][ T32] r5:8527278c r4:85272400 [ 874.241156][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.241264][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.241318][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.241402][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.241435][ T32] r4:85249280 [ 874.241486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.241536][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.241558][ T32] r4:00000001 [ 874.241601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.241641][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.241801][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.241833][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.241859][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.241886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.241907][ T32] r4:85243540 [ 874.241926][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.241950][ T32] INFO: task kworker/1:26:3179 blocked for more than 451 seconds. [ 874.241976][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.241998][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.242018][ T32] task:kworker/1:26 state:D stack:0 pid:3179 tgid:3179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.242060][ T32] Workqueue: events bpf_prog_free_deferred [ 874.242128][ T32] Call trace: [ 874.242235][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.242285][ T32] r10:8291a684 r9:dfb45d84 r8:00000002 r7:60000013 r6:dfb45d8c r5:8478e000 [ 874.242307][ T32] r4:8478e000 [ 874.242497][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.242543][ T32] r5:8478e000 r4:8291a680 [ 874.242563][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.242600][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.242901][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb45e08 [ 874.242926][ T32] r4:00000000 [ 874.242960][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.243023][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.243060][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.243101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ecc00 [ 874.243123][ T32] r4:00000000 [ 874.243320][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.243423][ T32] r9:83018205 r8:8478e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 874.274151][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.274270][ T32] r5:00001000 r4:ed067000 [ 874.274324][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.274408][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.274462][ T32] r5:84aa4f8c r4:84aa4c00 [ 874.274483][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.274531][ T32] r7:ddde2d80 r6:83018200 r5:84aa4f8c r4:846d4f00 [ 874.274640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.274691][ T32] r10:61c88647 r9:8478e000 r8:846d4f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.274714][ T32] r4:846d4f00 [ 874.274924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.274975][ T32] r10:00000000 r9:846d4f00 r8:80287e08 r7:dfaede60 r6:846d4f80 r5:8478e000 [ 874.275014][ T32] r4:00000001 [ 874.275037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.275074][ T32] Exception stack(0xdfb45fb0 to 0xdfb45ff8) [ 874.275127][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.275159][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.275186][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.275215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.275235][ T32] r4:841f3b00 [ 874.275833][ T32] INFO: task kworker/1:26:3179 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.275873][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.275997][ T32] Workqueue: events bpf_prog_free_deferred [ 874.276052][ T32] Call trace: [ 874.276086][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.276137][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.276185][ T32] r4:00000000 [ 874.276208][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.276248][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.276277][ T32] dd20: dd8ef000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.276305][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.276330][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.276352][ T32] r5:800f0013 r4:80239bb0 [ 874.276371][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.276450][ T32] r4:82ac21e4 [ 874.276476][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.276518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.276540][ T32] r4:eab7ddc0 [ 874.276559][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.276599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.276622][ T32] r4:00000000 [ 874.276642][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.276760][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.276795][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.276839][ T32] r5:00001000 r4:eab8b000 [ 874.276859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.276898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.276938][ T32] r5:8527278c r4:85272400 [ 874.276958][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.277002][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.277023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.277068][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.277091][ T32] r4:85249280 [ 874.277133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.277221][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.277247][ T32] r4:00000001 [ 874.277267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.277304][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.277476][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.277559][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.277589][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.277618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.277640][ T32] r4:85243540 [ 874.277661][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.277709][ T32] INFO: task kworker/1:27:3181 blocked for more than 451 seconds. [ 874.277741][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.277766][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.277786][ T32] task:kworker/1:27 state:D stack:0 pid:3181 tgid:3181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.277912][ T32] Workqueue: events bpf_prog_free_deferred [ 874.278034][ T32] Call trace: [ 874.278121][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.278171][ T32] r10:8291a684 r9:dfb4dd84 r8:00000002 r7:60000013 r6:dfb4dd8c r5:8478ec00 [ 874.278207][ T32] r4:8478ec00 [ 874.278230][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.278272][ T32] r5:8478ec00 r4:8291a680 [ 874.278292][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.278354][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.278413][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 [ 874.278469][ T32] r4:00000000 [ 874.278491][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.278526][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.278608][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.278677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ecb00 [ 874.278701][ T32] r4:00000000 [ 874.278722][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.278777][ T32] r9:83018205 r8:8478ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f159000 [ 874.278851][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.278992][ T32] r5:00001000 r4:ed059000 [ 874.279039][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.279105][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.279191][ T32] r5:84aa538c r4:84aa5000 [ 874.279213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.279286][ T32] r7:ddde2d80 r6:83018200 r5:84aa538c r4:844cb000 [ 874.279344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.279403][ T32] r10:61c88647 r9:8478ec00 r8:844cb02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.279443][ T32] r4:844cb000 [ 874.279466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.279511][ T32] r10:00000000 r9:844cb000 r8:80287e08 r7:dfb45e60 r6:844cb080 r5:8478ec00 [ 874.279533][ T32] r4:00000001 [ 874.279580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.279637][ T32] Exception stack(0xdfb4dfb0 to 0xdfb4dff8) [ 874.279724][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.279769][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.279823][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.279854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.279927][ T32] r4:841f3b00 [ 874.280370][ T32] INFO: task kworker/1:27:3181 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.280408][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.280492][ T32] Workqueue: events bpf_prog_free_deferred [ 874.280553][ T32] Call trace: [ 874.280612][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.280691][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.280717][ T32] r4:00000000 [ 874.280738][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.280776][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.280802][ T32] dd20: dd8ef000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.280858][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.280887][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.280935][ T32] r5:800f0013 r4:80239bb0 [ 874.280959][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.281047][ T32] r4:82ac21e4 [ 874.281077][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.281119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.281140][ T32] r4:eab7ddc0 [ 874.281203][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.281253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.281276][ T32] r4:00000000 [ 874.281308][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.281356][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.281376][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.281423][ T32] r5:00001000 r4:eab8b000 [ 874.281561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.281681][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.281728][ T32] r5:8527278c r4:85272400 [ 874.281798][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.281896][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.281922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.281968][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.282040][ T32] r4:85249280 [ 874.282063][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.282186][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.282392][ T32] r4:00000001 [ 874.282418][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.282455][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.282480][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.282508][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.282533][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.282561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.282688][ T32] r4:85243540 [ 874.282712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.282889][ T32] INFO: task kworker/1:28:3183 blocked for more than 451 seconds. [ 874.282920][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.283093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.283116][ T32] task:kworker/1:28 state:D stack:0 pid:3183 tgid:3183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.283161][ T32] Workqueue: events bpf_prog_free_deferred [ 874.283324][ T32] Call trace: [ 874.283358][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.283405][ T32] r10:8291a684 r9:dfb65d84 r8:00000002 r7:60000113 r6:dfb65d8c r5:8387bc00 [ 874.283468][ T32] r4:8387bc00 [ 874.307939][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.308021][ T32] r5:8387bc00 r4:8291a680 [ 874.308045][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.308115][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.308169][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb65e08 [ 874.308194][ T32] r4:00000000 [ 874.308240][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.308278][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.308365][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.308522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ec780 [ 874.308551][ T32] r4:00000000 [ 874.308572][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.308618][ T32] r9:83018205 r8:8387bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f153000 [ 874.308664][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.308749][ T32] r5:00001000 r4:ed03f000 [ 874.308799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.308867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.308913][ T32] r5:84aa5f8c r4:84aa5c00 [ 874.308959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.309034][ T32] r7:ddde2d80 r6:83018200 r5:84aa5f8c r4:844cb100 [ 874.309080][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.309205][ T32] r10:61c88647 r9:8387bc00 r8:844cb12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.309259][ T32] r4:844cb100 [ 874.309319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.309374][ T32] r10:00000000 r9:844cb100 r8:80287e08 r7:dfb4de60 r6:844bb080 r5:8387bc00 [ 874.309423][ T32] r4:00000001 [ 874.309499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.309540][ T32] Exception stack(0xdfb65fb0 to 0xdfb65ff8) [ 874.309586][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.309617][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.309662][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.309705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.309730][ T32] r4:841f3f40 [ 874.310278][ T32] INFO: task kworker/1:28:3183 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.310366][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.310442][ T32] Workqueue: events bpf_prog_free_deferred [ 874.310490][ T32] Call trace: [ 874.310564][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.310667][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.310694][ T32] r4:00000000 [ 874.310763][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.310856][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.310887][ T32] dd20: ddc1c000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.310943][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.310997][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.311024][ T32] r5:800f0013 r4:80239bb0 [ 874.311045][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.311111][ T32] r4:82ac21e4 [ 874.311208][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.311263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.311286][ T32] r4:eab7ddc0 [ 874.311305][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.311370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.311425][ T32] r4:00000000 [ 874.311491][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.311545][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.311569][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.311659][ T32] r5:00001000 r4:eab8b000 [ 874.311683][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.311821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.311873][ T32] r5:8527278c r4:85272400 [ 874.311893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.311938][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.311960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.312005][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.312052][ T32] r4:85249280 [ 874.312079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.312127][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.312150][ T32] r4:00000001 [ 874.312169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.312204][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.312277][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.312449][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.312496][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.312549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.312581][ T32] r4:85243540 [ 874.312624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.312654][ T32] INFO: task kworker/1:29:3185 blocked for more than 451 seconds. [ 874.312686][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.312717][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.312765][ T32] task:kworker/1:29 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.312817][ T32] Workqueue: events bpf_prog_free_deferred [ 874.312859][ T32] Call trace: [ 874.312915][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.312966][ T32] r10:8291a684 r9:dfb75d84 r8:00000002 r7:60000113 r6:dfb75d8c r5:84192400 [ 874.312989][ T32] r4:84192400 [ 874.313033][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.313079][ T32] r5:84192400 r4:8291a680 [ 874.313100][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.313137][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.313212][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb75e08 [ 874.313240][ T32] r4:00000000 [ 874.313260][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.313320][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.313387][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.313502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ec980 [ 874.328509][ T32] r4:00000000 [ 874.328549][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.328613][ T32] r9:83018205 r8:84192400 r7:00000000 r6:83018200 r5:00001000 r4:7f157000 [ 874.328672][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.328728][ T32] r5:00001000 r4:ed053000 [ 874.328775][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.328837][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.328964][ T32] r5:84aa578c r4:84aa5400 [ 874.329039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.329095][ T32] r7:ddde2d80 r6:83018200 r5:84aa578c r4:844cb180 [ 874.329118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.329190][ T32] r10:61c88647 r9:84192400 r8:844cb1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.329224][ T32] r4:844cb180 [ 874.329275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.329373][ T32] r10:00000000 r9:844cb180 r8:80287e08 r7:dfb65e60 r6:844bb180 r5:84192400 [ 874.329407][ T32] r4:00000001 [ 874.329441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.329481][ T32] Exception stack(0xdfb75fb0 to 0xdfb75ff8) [ 874.329515][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.329571][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.329607][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.329668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.329692][ T32] r4:841f3380 [ 874.330252][ T32] INFO: task kworker/1:29:3185 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.330287][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.330438][ T32] Workqueue: events bpf_prog_free_deferred [ 874.330484][ T32] Call trace: [ 874.330540][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.330670][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.330697][ T32] r4:00000000 [ 874.330719][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.330757][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.330784][ T32] dd20: dde31000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.330839][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.330891][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.330918][ T32] r5:800f0013 r4:80239bb0 [ 874.330943][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.330985][ T32] r4:82ac21e4 [ 874.331044][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.331094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.331122][ T32] r4:eab7ddc0 [ 874.331143][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.331185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.331231][ T32] r4:00000000 [ 874.331255][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.331299][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.331345][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.331471][ T32] r5:00001000 r4:eab8b000 [ 874.331509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.331577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.331622][ T32] r5:8527278c r4:85272400 [ 874.331643][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.331688][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.331722][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.331797][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.331823][ T32] r4:85249280 [ 874.331842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.331887][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.331909][ T32] r4:00000001 [ 874.331951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.332032][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.332062][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.332166][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.332196][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.332224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.332273][ T32] r4:85243540 [ 874.332307][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.332349][ T32] INFO: task kworker/1:30:3188 blocked for more than 451 seconds. [ 874.332385][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.332409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.332460][ T32] task:kworker/1:30 state:D stack:0 pid:3188 tgid:3188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.332508][ T32] Workqueue: events bpf_prog_free_deferred [ 874.332548][ T32] Call trace: [ 874.332608][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.332655][ T32] r10:8291a684 r9:dfb8dd84 r8:00000002 r7:60000013 r6:dfb8dd8c r5:83a63c00 [ 874.332678][ T32] r4:83a63c00 [ 874.332724][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.332843][ T32] r5:83a63c00 r4:8291a680 [ 874.332871][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.332912][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.332958][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb8de08 [ 874.332982][ T32] r4:00000000 [ 874.333024][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.333061][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.333120][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.333163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ec880 [ 874.333245][ T32] r4:00000000 [ 874.333302][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.333358][ T32] r9:83018205 r8:83a63c00 r7:00000000 r6:83018200 r5:00001000 r4:7f155000 [ 874.333379][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.333440][ T32] r5:00001000 r4:ed045000 [ 874.350154][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.350304][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.350639][ T32] r5:84aa5b8c r4:84aa5800 [ 874.350696][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.350750][ T32] r7:ddde2d80 r6:83018200 r5:84aa5b8c r4:844cb200 [ 874.350772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.350820][ T32] r10:61c88647 r9:83a63c00 r8:844cb22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.350869][ T32] r4:844cb200 [ 874.350893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.350968][ T32] r10:00000000 r9:844cb200 r8:80287e08 r7:dfb65e60 r6:84280580 r5:83a63c00 [ 874.350995][ T32] r4:00000001 [ 874.351015][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.351053][ T32] Exception stack(0xdfb8dfb0 to 0xdfb8dff8) [ 874.351105][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.351142][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.351171][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.351200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.351222][ T32] r4:84888080 [ 874.351799][ T32] INFO: task kworker/1:30:3188 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.351903][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.351980][ T32] Workqueue: events bpf_prog_free_deferred [ 874.352074][ T32] Call trace: [ 874.352171][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.352234][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.352306][ T32] r4:00000000 [ 874.352450][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.352495][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.352754][ T32] dd20: de164000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.352870][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.352900][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.352924][ T32] r5:800f0013 r4:80239bb0 [ 874.353044][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.353163][ T32] r4:82ac21e4 [ 874.353219][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.353264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.353287][ T32] r4:eab7ddc0 [ 874.353305][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.353427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.366634][ T32] r4:00000000 [ 874.366702][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.366843][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.366949][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.367042][ T32] r5:00001000 r4:eab8b000 [ 874.367067][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.367159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.367233][ T32] r5:8527278c r4:85272400 [ 874.367358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.367421][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.367473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.367525][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.367548][ T32] r4:85249280 [ 874.367592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.367642][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.367690][ T32] r4:00000001 [ 874.367720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.367784][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.367828][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.367867][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.367967][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.368001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.368025][ T32] r4:85243540 [ 874.368048][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.368078][ T32] INFO: task kworker/1:31:3189 blocked for more than 451 seconds. [ 874.368109][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.368140][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.368188][ T32] task:kworker/1:31 state:D stack:0 pid:3189 tgid:3189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.368280][ T32] Workqueue: events bpf_prog_free_deferred [ 874.368340][ T32] Call trace: [ 874.368398][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.368463][ T32] r10:8291a684 r9:dfb91d84 r8:00000002 r7:60000113 r6:dfb91d8c r5:83a62400 [ 874.368488][ T32] r4:83a62400 [ 874.368542][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.368637][ T32] r5:83a62400 r4:8291a680 [ 874.368665][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.368707][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.368750][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb91e08 [ 874.368772][ T32] r4:00000000 [ 874.368791][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.368844][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.368883][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.369027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1f9c0 [ 874.369054][ T32] r4:00000000 [ 874.369080][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.369125][ T32] r9:83018205 r8:83a62400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 874.369192][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.369252][ T32] r5:00001000 r4:dfba9000 [ 874.369299][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.369360][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.369403][ T32] r5:85c41f8c r4:85c41c00 [ 874.369434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.369501][ T32] r7:ddde2d80 r6:83018200 r5:85c41f8c r4:844cb300 [ 874.369527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.369596][ T32] r10:61c88647 r9:83a62400 r8:844cb32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.369622][ T32] r4:844cb300 [ 874.369642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.369712][ T32] r10:00000000 r9:844cb300 r8:80287e08 r7:dfb65e60 r6:84280500 r5:83a62400 [ 874.369744][ T32] r4:00000001 [ 874.369765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.369827][ T32] Exception stack(0xdfb91fb0 to 0xdfb91ff8) [ 874.369857][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.369885][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.369913][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.370044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.370085][ T32] r4:84888080 [ 874.370651][ T32] INFO: task kworker/1:31:3189 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.370713][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.370776][ T32] Workqueue: events bpf_prog_free_deferred [ 874.370820][ T32] Call trace: [ 874.371006][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.371058][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.371082][ T32] r4:00000000 [ 874.371101][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.371215][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.371505][ T32] dd20: de351000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.371539][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.371564][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.371774][ T32] r5:800f0013 r4:80239bb0 [ 874.371798][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.371840][ T32] r4:82ac21e4 [ 874.371859][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.371926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.371952][ T32] r4:eab7ddc0 [ 874.371972][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.372013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.372138][ T32] r4:00000000 [ 874.372162][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.372258][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.372293][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.372466][ T32] r5:00001000 r4:eab8b000 [ 874.372490][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.372580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.372625][ T32] r5:8527278c r4:85272400 [ 874.372694][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.372745][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.372817][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.373015][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.373041][ T32] r4:85249280 [ 874.373211][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.373292][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.373320][ T32] r4:00000001 [ 874.373340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.373376][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.373429][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.391784][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.391882][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.391972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.392001][ T32] r4:85243540 [ 874.392080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.392141][ T32] INFO: task kworker/1:32:3191 blocked for more than 451 seconds. [ 874.392187][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.392397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.392429][ T32] task:kworker/1:32 state:D stack:0 pid:3191 tgid:3191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.392485][ T32] Workqueue: events bpf_prog_free_deferred [ 874.392595][ T32] Call trace: [ 874.392677][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.392731][ T32] r10:8291a684 r9:dfb9dd84 r8:00000002 r7:60000113 r6:dfb9dd8c r5:8387ec00 [ 874.392754][ T32] r4:8387ec00 [ 874.392778][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.392914][ T32] r5:8387ec00 r4:8291a680 [ 874.392940][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.392981][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.393022][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb9de08 [ 874.393044][ T32] r4:00000000 [ 874.393084][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.393122][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.393160][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.393238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ec680 [ 874.393262][ T32] r4:00000000 [ 874.393303][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.393353][ T32] r9:83018205 r8:8387ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f151000 [ 874.393430][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.393531][ T32] r5:00001000 r4:ed035000 [ 874.395963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.396028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.396091][ T32] r5:84aa638c r4:84aa6000 [ 874.396211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.396264][ T32] r7:ddde2d80 r6:83018200 r5:84aa638c r4:844cb380 [ 874.396310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.396398][ T32] r10:61c88647 r9:8387ec00 r8:844cb3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.396454][ T32] r4:844cb380 [ 874.396480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.396528][ T32] r10:00000000 r9:844cb380 r8:80287e08 r7:dfb91e60 r6:84280600 r5:8387ec00 [ 874.396550][ T32] r4:00000001 [ 874.396569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.396705][ T32] Exception stack(0xdfb9dfb0 to 0xdfb9dff8) [ 874.396813][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.396848][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.396876][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.396907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.396935][ T32] r4:84888080 [ 874.397598][ T32] INFO: task kworker/1:32:3191 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.397642][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.397706][ T32] Workqueue: events bpf_prog_free_deferred [ 874.397898][ T32] Call trace: [ 874.398091][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.398145][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.398172][ T32] r4:00000000 [ 874.398267][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.398383][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.398495][ T32] dd20: de5c3000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.398529][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.398554][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.398578][ T32] r5:800f0013 r4:80239bb0 [ 874.398598][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.398638][ T32] r4:82ac21e4 [ 874.398697][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.398745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.398768][ T32] r4:eab7ddc0 [ 874.398787][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.398833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.398857][ T32] r4:00000000 [ 874.398876][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.398950][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.398976][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.399018][ T32] r5:00001000 r4:eab8b000 [ 874.399063][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.399105][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.399171][ T32] r5:8527278c r4:85272400 [ 874.399204][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.399268][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.399320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.399424][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.399451][ T32] r4:85249280 [ 874.399471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.399520][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.399569][ T32] r4:00000001 [ 874.399591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.399628][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.399654][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.399697][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.399755][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.399892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.399931][ T32] r4:85243540 [ 874.399978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.400016][ T32] INFO: task kworker/1:33:3192 blocked for more than 451 seconds. [ 874.400048][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.400098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.400127][ T32] task:kworker/1:33 state:D stack:0 pid:3192 tgid:3192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.400203][ T32] Workqueue: events bpf_prog_free_deferred [ 874.400304][ T32] Call trace: [ 874.400351][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.400402][ T32] r10:8291a684 r9:dfba1d84 r8:00000002 r7:60000113 r6:dfba1d8c r5:849f0000 [ 874.400431][ T32] r4:849f0000 [ 874.400477][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.400547][ T32] r5:849f0000 r4:8291a680 [ 874.400572][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.400637][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.400682][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba1e08 [ 874.400705][ T32] r4:00000000 [ 874.400723][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.400758][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.400792][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.400832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1fb40 [ 874.400854][ T32] r4:00000000 [ 874.400939][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.400986][ T32] r9:83018205 r8:849f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 874.401008][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.401049][ T32] r5:00001000 r4:ec36d000 [ 874.401067][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.401147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.401227][ T32] r5:85c4238c r4:85c42000 [ 874.401274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.401399][ T32] r7:ddde2d80 r6:83018200 r5:85c4238c r4:844cb400 [ 874.401435][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.401483][ T32] r10:61c88647 r9:849f0000 r8:844cb42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.401508][ T32] r4:844cb400 [ 874.401564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.401737][ T32] r10:00000000 r9:844cb400 r8:80287e08 r7:dfb91e60 r6:84280400 r5:849f0000 [ 874.401764][ T32] r4:00000001 [ 874.401783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.401911][ T32] Exception stack(0xdfba1fb0 to 0xdfba1ff8) [ 874.401942][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.401972][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.401998][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.402070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.402129][ T32] r4:848881c0 [ 874.402598][ T32] INFO: task kworker/1:33:3192 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.402639][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.402829][ T32] Workqueue: events bpf_prog_free_deferred [ 874.402910][ T32] Call trace: [ 874.402941][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.402990][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.403110][ T32] r4:00000000 [ 874.403219][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.403264][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.403291][ T32] dd20: de5c3000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.403321][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.403345][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.403428][ T32] r5:800f0013 r4:80239bb0 [ 874.421995][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.422098][ T32] r4:82ac21e4 [ 874.422126][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.422177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.422242][ T32] r4:eab7ddc0 [ 874.422342][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.422394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.422424][ T32] r4:00000000 [ 874.422448][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.422526][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.422580][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.422635][ T32] r5:00001000 r4:eab8b000 [ 874.422656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.422698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.422741][ T32] r5:8527278c r4:85272400 [ 874.422763][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.422810][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.422833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.422880][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.422904][ T32] r4:85249280 [ 874.422937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.422996][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.423023][ T32] r4:00000001 [ 874.423044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.423082][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.423132][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.423167][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.423197][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.423228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.423256][ T32] r4:85243540 [ 874.423282][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.423372][ T32] INFO: task kworker/1:34:3194 blocked for more than 451 seconds. [ 874.423428][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.423522][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.434160][ T32] task:kworker/1:34 state:D stack:0 pid:3194 tgid:3194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.434252][ T32] Workqueue: events bpf_prog_free_deferred [ 874.434337][ T32] Call trace: [ 874.434409][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.434501][ T32] r10:8291a684 r9:dfbb1d84 r8:00000002 r7:60000113 r6:dfbb1d8c r5:849f1800 [ 874.434529][ T32] r4:849f1800 [ 874.434604][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.434650][ T32] r5:849f1800 r4:8291a680 [ 874.434672][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.434737][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.434783][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb1e08 [ 874.434847][ T32] r4:00000000 [ 874.434869][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.434916][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.434982][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.435026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ec180 [ 874.435050][ T32] r4:00000000 [ 874.435088][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.435162][ T32] r9:83018205 r8:849f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 874.435266][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.435311][ T32] r5:00001000 r4:dfb41000 [ 874.435332][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.435371][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.435413][ T32] r5:84aa438c r4:84aa4000 [ 874.435442][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.435488][ T32] r7:ddde2d80 r6:83018200 r5:84aa438c r4:844cb480 [ 874.435509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.435554][ T32] r10:61c88647 r9:849f1800 r8:844cb4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.435576][ T32] r4:844cb480 [ 874.435614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.435687][ T32] r10:00000000 r9:844cb480 r8:80287e08 r7:dfb91e60 r6:84280f80 r5:849f1800 [ 874.435710][ T32] r4:00000001 [ 874.435753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.435794][ T32] Exception stack(0xdfbb1fb0 to 0xdfbb1ff8) [ 874.435822][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.435902][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.435933][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.435961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.435988][ T32] r4:84888300 [ 874.436587][ T32] INFO: task kworker/1:34:3194 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.436649][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.436774][ T32] Workqueue: events bpf_prog_free_deferred [ 874.436818][ T32] Call trace: [ 874.436878][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.436931][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.436969][ T32] r4:00000000 [ 874.436992][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.437032][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.437135][ T32] dd20: de984000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.437227][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.437278][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.437308][ T32] r5:800f0013 r4:80239bb0 [ 874.437344][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.437422][ T32] r4:82ac21e4 [ 874.437454][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.437573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.437600][ T32] r4:eab7ddc0 [ 874.437620][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.437663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.437704][ T32] r4:00000000 [ 874.437726][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.437771][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.437797][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.437841][ T32] r5:00001000 r4:eab8b000 [ 874.437861][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.437922][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.437995][ T32] r5:8527278c r4:85272400 [ 874.438044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.438094][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.438142][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.438195][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.438218][ T32] r4:85249280 [ 874.438237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.438282][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.438328][ T32] r4:00000001 [ 874.438377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.438428][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.438455][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.438482][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.438533][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.438591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.438643][ T32] r4:85243540 [ 874.438692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.438723][ T32] INFO: task kworker/1:35:3196 blocked for more than 451 seconds. [ 874.438757][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.438782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.438803][ T32] task:kworker/1:35 state:D stack:0 pid:3196 tgid:3196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.438849][ T32] Workqueue: events bpf_prog_free_deferred [ 874.438909][ T32] Call trace: [ 874.438959][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.439016][ T32] r10:8291a684 r9:dfbbdd84 r8:00000002 r7:60000113 r6:dfbbdd8c r5:849f0c00 [ 874.439054][ T32] r4:849f0c00 [ 874.439077][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.439120][ T32] r5:849f0c00 r4:8291a680 [ 874.439152][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.439198][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.439251][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbbde08 [ 874.439305][ T32] r4:00000000 [ 874.439336][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.439372][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.439407][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.439453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ec2c0 [ 874.439475][ T32] r4:00000000 [ 874.439494][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.439537][ T32] r9:83018205 r8:849f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 874.439559][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.439601][ T32] r5:00001000 r4:dfb3b000 [ 874.439620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.439694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.439774][ T32] r5:84aa478c r4:84aa4400 [ 874.439796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.439843][ T32] r7:ddde2d80 r6:83018200 r5:84aa478c r4:844cb500 [ 874.439917][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.439967][ T32] r10:61c88647 r9:849f0c00 r8:844cb52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.439990][ T32] r4:844cb500 [ 874.440010][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.440056][ T32] r10:00000000 r9:844cb500 r8:80287e08 r7:dfbb1e60 r6:84280780 r5:849f0c00 [ 874.440104][ T32] r4:00000001 [ 874.440126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.440163][ T32] Exception stack(0xdfbbdfb0 to 0xdfbbdff8) [ 874.440193][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.440221][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.440259][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.440304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.440337][ T32] r4:848885c0 [ 874.440788][ T32] INFO: task kworker/1:35:3196 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.440826][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.440924][ T32] Workqueue: events bpf_prog_free_deferred [ 874.440984][ T32] Call trace: [ 874.441041][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.441095][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.441124][ T32] r4:00000000 [ 874.441144][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.441216][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.441246][ T32] dd20: de984000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.441299][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.441328][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.441377][ T32] r5:800f0013 r4:80239bb0 [ 874.441421][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.441467][ T32] r4:82ac21e4 [ 874.441530][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.441575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.441598][ T32] r4:eab7ddc0 [ 874.441642][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.441687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.441735][ T32] r4:00000000 [ 874.441758][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.441852][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.441877][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.441971][ T32] r5:00001000 r4:eab8b000 [ 874.442171][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.442216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.442257][ T32] r5:8527278c r4:85272400 [ 874.442289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.442365][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.442391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.442448][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.442473][ T32] r4:85249280 [ 874.442492][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.442561][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.442587][ T32] r4:00000001 [ 874.442606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.442642][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.442668][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.442848][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.442878][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.442911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.442934][ T32] r4:85243540 [ 874.442954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.443052][ T32] INFO: task kworker/1:36:3199 blocked for more than 451 seconds. [ 874.443160][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.443188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.443209][ T32] task:kworker/1:36 state:D stack:0 pid:3199 tgid:3199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.443308][ T32] Workqueue: events bpf_prog_free_deferred [ 874.443423][ T32] Call trace: [ 874.465796][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.465901][ T32] r10:8291a684 r9:dfbcdd84 r8:00000002 r7:60000113 r6:dfbcdd8c r5:849f3000 [ 874.465932][ T32] r4:849f3000 [ 874.465953][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.466022][ T32] r5:849f3000 r4:8291a680 [ 874.466054][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.466095][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.466136][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbcde08 [ 874.466158][ T32] r4:00000000 [ 874.466204][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.466242][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.466281][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.466399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dd62c0 [ 874.466437][ T32] r4:00000000 [ 874.466458][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.466529][ T32] r9:83018205 r8:849f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f347000 [ 874.466580][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.466629][ T32] r5:00001000 r4:ed39f000 [ 874.466649][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.466688][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.466778][ T32] r5:84aae78c r4:84aae400 [ 874.466802][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.466980][ T32] r7:ddde2d80 r6:83018200 r5:84aae78c r4:844cb580 [ 874.467094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.467146][ T32] r10:61c88647 r9:849f3000 r8:844cb5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.467169][ T32] r4:844cb580 [ 874.467188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.467232][ T32] r10:00000000 r9:844cb580 r8:80287e08 r7:dfbb1e60 r6:846f8e80 r5:849f3000 [ 874.467277][ T32] r4:00000001 [ 874.467301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.467339][ T32] Exception stack(0xdfbcdfb0 to 0xdfbcdff8) [ 874.467380][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.467439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.467570][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.467603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.467679][ T32] r4:848887c0 [ 874.468258][ T32] INFO: task kworker/1:36:3199 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.468392][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.468470][ T32] Workqueue: events bpf_prog_free_deferred [ 874.468518][ T32] Call trace: [ 874.468548][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.468683][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.468711][ T32] r4:00000000 [ 874.468787][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.468836][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.468866][ T32] dd20: dec4e000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.468896][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.468998][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.469049][ T32] r5:800f0013 r4:80239bb0 [ 874.469162][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.469283][ T32] r4:82ac21e4 [ 874.469340][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.469412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.469446][ T32] r4:eab7ddc0 [ 874.469517][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.469612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.469649][ T32] r4:00000000 [ 874.469693][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.469983][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.470030][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.470102][ T32] r5:00001000 r4:eab8b000 [ 874.470172][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.470221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.470317][ T32] r5:8527278c r4:85272400 [ 874.470450][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.470511][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.470558][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.470634][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.470659][ T32] r4:85249280 [ 874.470682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.470727][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.470773][ T32] r4:00000001 [ 874.470846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.470890][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.470918][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.471121][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.471157][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.471212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.471289][ T32] r4:85243540 [ 874.471313][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.471423][ T32] INFO: task kworker/1:37:3200 blocked for more than 451 seconds. [ 874.471486][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.471515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.471549][ T32] task:kworker/1:37 state:D stack:0 pid:3200 tgid:3200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.471674][ T32] Workqueue: events bpf_prog_free_deferred [ 874.471798][ T32] Call trace: [ 874.471844][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.471895][ T32] r10:8291a684 r9:dfbd9d84 r8:00000002 r7:60000113 r6:dfbd9d8c r5:849f3c00 [ 874.471970][ T32] r4:849f3c00 [ 874.471994][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.472037][ T32] r5:849f3c00 r4:8291a680 [ 874.472082][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.472124][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.472192][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd9e08 [ 874.472226][ T32] r4:00000000 [ 874.472396][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.472439][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.472479][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.472569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ec600 [ 874.472596][ T32] r4:00000000 [ 874.472617][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.472685][ T32] r9:83018205 r8:849f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f14f000 [ 874.472710][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.472753][ T32] r5:00001000 r4:eb3b9000 [ 874.472773][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.472828][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.472873][ T32] r5:84aa678c r4:84aa6400 [ 874.472988][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.473045][ T32] r7:ddde2d80 r6:83018200 r5:84aa678c r4:844cb600 [ 874.473092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.473142][ T32] r10:61c88647 r9:849f3c00 r8:844cb62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.473213][ T32] r4:844cb600 [ 874.473249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.473298][ T32] r10:00000000 r9:844cb600 r8:80287e08 r7:dfbcde60 r6:847ae000 r5:849f3c00 [ 874.473320][ T32] r4:00000001 [ 874.473340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.473453][ T32] Exception stack(0xdfbd9fb0 to 0xdfbd9ff8) [ 874.491360][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.491411][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.491449][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.491483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.491506][ T32] r4:848889c0 [ 874.492097][ T32] INFO: task kworker/1:37:3200 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.492135][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.492255][ T32] Workqueue: events bpf_prog_free_deferred [ 874.492332][ T32] Call trace: [ 874.492424][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.492485][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.492533][ T32] r4:00000000 [ 874.492708][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.492808][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.492864][ T32] dd20: df066000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.493117][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.493196][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.493249][ T32] r5:800f0013 r4:80239bb0 [ 874.493283][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.493328][ T32] r4:82ac21e4 [ 874.493398][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.506169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.506235][ T32] r4:eab7ddc0 [ 874.506310][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.506371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.506472][ T32] r4:00000000 [ 874.506498][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.506546][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.506568][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.506766][ T32] r5:00001000 r4:eab8b000 [ 874.506967][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.507012][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.507068][ T32] r5:8527278c r4:85272400 [ 874.507092][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.507141][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.507187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.507288][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.507314][ T32] r4:85249280 [ 874.507336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.507384][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.507493][ T32] r4:00000001 [ 874.507518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.507556][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.507585][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.507613][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.507639][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.507667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.507713][ T32] r4:85243540 [ 874.507739][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.507870][ T32] INFO: task kworker/1:38:3203 blocked for more than 451 seconds. [ 874.507908][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.507933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.507980][ T32] task:kworker/1:38 state:D stack:0 pid:3203 tgid:3203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.508164][ T32] Workqueue: events bpf_prog_free_deferred [ 874.508213][ T32] Call trace: [ 874.508299][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.508546][ T32] r10:8291a684 r9:dfb59d84 r8:00000002 r7:60000113 r6:dfb59d8c r5:849f4800 [ 874.508575][ T32] r4:849f4800 [ 874.508595][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.508637][ T32] r5:849f4800 r4:8291a680 [ 874.508657][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.508848][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.508894][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb59e08 [ 874.508942][ T32] r4:00000000 [ 874.508964][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.508998][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.509033][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.509073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b07b80 [ 874.509094][ T32] r4:00000000 [ 874.509114][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.509191][ T32] r9:83018205 r8:849f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f19f000 [ 874.509244][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.509325][ T32] r5:00001000 r4:ed5e5000 [ 874.509346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.509384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.509432][ T32] r5:85cae78c r4:85cae400 [ 874.509452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.509498][ T32] r7:ddde2d80 r6:83018200 r5:85cae78c r4:844cb680 [ 874.509518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.509563][ T32] r10:61c88647 r9:849f4800 r8:844cb6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.509611][ T32] r4:844cb680 [ 874.509669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.509720][ T32] r10:00000000 r9:844cb680 r8:80287e08 r7:dfbcde60 r6:847ae080 r5:849f4800 [ 874.509744][ T32] r4:00000001 [ 874.509762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.509798][ T32] Exception stack(0xdfb59fb0 to 0xdfb59ff8) [ 874.509948][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.510042][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.510149][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.510257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.510282][ T32] r4:848889c0 [ 874.510850][ T32] INFO: task kworker/1:38:3203 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.510886][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.510948][ T32] Workqueue: events bpf_prog_free_deferred [ 874.511018][ T32] Call trace: [ 874.511124][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.511175][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.511198][ T32] r4:00000000 [ 874.511270][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.511512][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.511545][ T32] dd20: df1da000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.511574][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.511670][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.511698][ T32] r5:800f0013 r4:80239bb0 [ 874.511744][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.511788][ T32] r4:82ac21e4 [ 874.511809][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.511875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.511920][ T32] r4:eab7ddc0 [ 874.511947][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.511990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.512012][ T32] r4:00000000 [ 874.512032][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.512075][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.512096][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.512174][ T32] r5:00001000 r4:eab8b000 [ 874.512199][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.512240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.512280][ T32] r5:8527278c r4:85272400 [ 874.512320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.512371][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.512391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.512441][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.512463][ T32] r4:85249280 [ 874.512551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.512747][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.512781][ T32] r4:00000001 [ 874.512802][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.512863][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.512992][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.513024][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.513074][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.513302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.513335][ T32] r4:85243540 [ 874.513355][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.513380][ T32] INFO: task kworker/0:16:3204 blocked for more than 451 seconds. [ 874.513407][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.513541][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.530596][ T32] task:kworker/0:16 state:D stack:0 pid:3204 tgid:3204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.530909][ T32] Workqueue: events bpf_prog_free_deferred [ 874.531047][ T32] Call trace: [ 874.531103][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.531183][ T32] r10:8291a684 r9:dfbb9d84 r8:00000002 r7:60000113 r6:dfbb9d8c r5:849f5400 [ 874.531321][ T32] r4:849f5400 [ 874.531354][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.531398][ T32] r5:849f5400 r4:8291a680 [ 874.531528][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.531658][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.531810][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb9e08 [ 874.531912][ T32] r4:00000000 [ 874.531961][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.532024][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.532066][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.532108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b41380 [ 874.532129][ T32] r4:00000000 [ 874.532148][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.532193][ T32] r9:83018005 r8:849f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 874.532253][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.532298][ T32] r5:00001000 r4:ecb7b000 [ 874.532425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.532494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.532588][ T32] r5:85bccb8c r4:85bcc800 [ 874.532613][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.532735][ T32] r7:dddced80 r6:83018000 r5:85bccb8c r4:847ae100 [ 874.532760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.532871][ T32] r10:61c88647 r9:849f5400 r8:847ae12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.532899][ T32] r4:847ae100 [ 874.532920][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.532969][ T32] r10:00000000 r9:847ae100 r8:80287e08 r7:dfa6de60 r6:847ae180 r5:849f5400 [ 874.533016][ T32] r4:00000001 [ 874.533090][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.533227][ T32] Exception stack(0xdfbb9fb0 to 0xdfbb9ff8) [ 874.533265][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.533322][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.533430][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.546152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.546214][ T32] r4:8488da00 [ 874.546801][ T32] INFO: task kworker/0:16:3204 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.546855][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.546970][ T32] Workqueue: events bpf_prog_free_deferred [ 874.547028][ T32] Call trace: [ 874.547076][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.547132][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.547206][ T32] r4:00000000 [ 874.547237][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.547278][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.547306][ T32] dd20: df692000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.547334][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.547385][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.547412][ T32] r5:800f0013 r4:80239bb0 [ 874.547489][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.547684][ T32] r4:82ac21e4 [ 874.547796][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.547842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.547865][ T32] r4:eab7ddc0 [ 874.547884][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.547949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.548008][ T32] r4:00000000 [ 874.548031][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.548076][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.548123][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.548180][ T32] r5:00001000 r4:eab8b000 [ 874.548240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.548309][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.548354][ T32] r5:8527278c r4:85272400 [ 874.548375][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.548431][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.548454][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.548529][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.548555][ T32] r4:85249280 [ 874.548602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.548675][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.548793][ T32] r4:00000001 [ 874.548876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.548914][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.548941][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.549096][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.549219][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.549289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.549354][ T32] r4:85243540 [ 874.549396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.549433][ T32] INFO: task kworker/0:17:3207 blocked for more than 451 seconds. [ 874.549466][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.549568][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.549749][ T32] task:kworker/0:17 state:D stack:0 pid:3207 tgid:3207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.549902][ T32] Workqueue: events bpf_prog_free_deferred [ 874.550156][ T32] Call trace: [ 874.550404][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.550460][ T32] r10:8291a684 r9:dfbf9d84 r8:00000002 r7:60000113 r6:dfbf9d8c r5:83ca3c00 [ 874.550509][ T32] r4:83ca3c00 [ 874.550558][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.550782][ T32] r5:83ca3c00 r4:8291a680 [ 874.550907][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.550954][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.550999][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf9e08 [ 874.551040][ T32] r4:00000000 [ 874.551063][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.551097][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.551179][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.551223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b41580 [ 874.551244][ T32] r4:00000000 [ 874.551264][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.551307][ T32] r9:83018005 r8:83ca3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 874.551329][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.551450][ T32] r5:00001000 r4:ecba9000 [ 874.551476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.551617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.551739][ T32] r5:85bcd38c r4:85bcd000 [ 874.551762][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.551809][ T32] r7:dddced80 r6:83018000 r5:85bcd38c r4:847ae200 [ 874.551831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.551978][ T32] r10:61c88647 r9:83ca3c00 r8:847ae22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.552004][ T32] r4:847ae200 [ 874.552023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.552088][ T32] r10:00000000 r9:847ae200 r8:80287e08 r7:dfbb9e60 r6:844cb700 r5:83ca3c00 [ 874.552115][ T32] r4:00000001 [ 874.552135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.552171][ T32] Exception stack(0xdfbf9fb0 to 0xdfbf9ff8) [ 874.552247][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.552354][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.552424][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.552505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.552657][ T32] r4:8488dc00 [ 874.553090][ T32] INFO: task kworker/0:17:3207 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.553128][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.553249][ T32] Workqueue: events bpf_prog_free_deferred [ 874.553296][ T32] Call trace: [ 874.553327][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.553402][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.553461][ T32] r4:00000000 [ 874.553484][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.566449][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.566537][ T32] dd20: df7c7000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.566599][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.566628][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.566656][ T32] r5:800f0013 r4:80239bb0 [ 874.566678][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.566729][ T32] r4:82ac21e4 [ 874.566750][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.566798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.566824][ T32] r4:eab7ddc0 [ 874.566844][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.566910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.566936][ T32] r4:00000000 [ 874.567015][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.567078][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.567103][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.567155][ T32] r5:00001000 r4:eab8b000 [ 874.567177][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.567216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.567260][ T32] r5:8527278c r4:85272400 [ 874.567292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.567342][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.567364][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.567411][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.567439][ T32] r4:85249280 [ 874.567458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.567504][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.567538][ T32] r4:00000001 [ 874.567586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.567625][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.567652][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.567704][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.567759][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.567791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.567890][ T32] r4:85243540 [ 874.567916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.567967][ T32] INFO: task kworker/0:18:3208 blocked for more than 451 seconds. [ 874.568001][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.568026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.568073][ T32] task:kworker/0:18 state:D stack:0 pid:3208 tgid:3208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.568129][ T32] Workqueue: events bpf_prog_free_deferred [ 874.568170][ T32] Call trace: [ 874.568281][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.568333][ T32] r10:8291a684 r9:dfc01d84 r8:00000002 r7:60000113 r6:dfc01d8c r5:84878000 [ 874.568356][ T32] r4:84878000 [ 874.568401][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.568452][ T32] r5:84878000 r4:8291a680 [ 874.568472][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.568511][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.568551][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc01e08 [ 874.568622][ T32] r4:00000000 [ 874.568645][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.568680][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.568740][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.568811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b41dc0 [ 874.568837][ T32] r4:00000000 [ 874.568857][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.568901][ T32] r9:83018005 r8:84878000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 874.568948][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.568992][ T32] r5:00001000 r4:ec50d000 [ 874.569012][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.569075][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.569120][ T32] r5:85bcf38c r4:85bcf000 [ 874.569140][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.569238][ T32] r7:dddced80 r6:83018000 r5:85bcf38c r4:847ae280 [ 874.569297][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.569363][ T32] r10:61c88647 r9:84878000 r8:847ae2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.569427][ T32] r4:847ae280 [ 874.569502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.569552][ T32] r10:00000000 r9:847ae280 r8:80287e08 r7:dfbf9e60 r6:844cb780 r5:84878000 [ 874.569574][ T32] r4:00000001 [ 874.569638][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.569680][ T32] Exception stack(0xdfc01fb0 to 0xdfc01ff8) [ 874.569740][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.569772][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.569798][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.569856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.569898][ T32] r4:8488dd00 [ 874.570413][ T32] INFO: task kworker/0:18:3208 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.570463][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.570533][ T32] Workqueue: events bpf_prog_free_deferred [ 874.570646][ T32] Call trace: [ 874.570677][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.570753][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.570792][ T32] r4:00000000 [ 874.570812][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.570850][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.570895][ T32] dd20: df7c7000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.570952][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.571017][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.571077][ T32] r5:800f0013 r4:80239bb0 [ 874.571151][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.571220][ T32] r4:82ac21e4 [ 874.571244][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.571285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.571307][ T32] r4:eab7ddc0 [ 874.571326][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.571365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.571386][ T32] r4:00000000 [ 874.571405][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.571464][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.571486][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.571527][ T32] r5:00001000 r4:eab8b000 [ 874.571560][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.571635][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 874.571860][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 874.572453][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.572477][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.572497][ T32] task:kworker/0:19 state:D stack:0 pid:3210 tgid:3210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.572540][ T32] Workqueue: events bpf_prog_free_deferred [ 874.572580][ T32] Call trace: [ 874.572633][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.572708][ T32] r10:8291a684 r9:dfc05d84 r8:00000002 r7:60000013 r6:dfc05d8c r5:84878c00 [ 874.572741][ T32] r4:84878c00 [ 874.572762][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.572829][ T32] r5:84878c00 r4:8291a680 [ 874.572852][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.572890][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.572931][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc05e08 [ 874.572952][ T32] r4:00000000 [ 874.572971][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.573004][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.573049][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.573093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b41840 [ 874.573140][ T32] r4:00000000 [ 874.573229][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.573290][ T32] r9:83018005 r8:84878c00 r7:00000000 r6:83018000 r5:00001000 r4:7f015000 [ 874.573315][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.573371][ T32] r5:00001000 r4:dfb35000 [ 874.573432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.593865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.593936][ T32] r5:85bcdf8c r4:85bcdc00 [ 874.593958][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.594005][ T32] r7:dddced80 r6:83018000 r5:85bcdf8c r4:847ae300 [ 874.594027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.594073][ T32] r10:61c88647 r9:84878c00 r8:847ae32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.594096][ T32] r4:847ae300 [ 874.594115][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.594161][ T32] r10:00000000 r9:847ae300 r8:80287e08 r7:dfc01e60 r6:844cb800 r5:84878c00 [ 874.594202][ T32] r4:00000001 [ 874.594254][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.594303][ T32] Exception stack(0xdfc05fb0 to 0xdfc05ff8) [ 874.594332][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.594361][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.594386][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.594419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.594443][ T32] r4:8488dd00 [ 874.594976][ T32] INFO: task kworker/0:19:3210 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.595016][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.595154][ T32] Workqueue: events bpf_prog_free_deferred [ 874.595382][ T32] Call trace: [ 874.595423][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.595477][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.595500][ T32] r4:00000000 [ 874.595594][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.595638][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.595665][ T32] dd20: dfbb9000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.595699][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.595726][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.595749][ T32] r5:800f0013 r4:80239bb0 [ 874.595793][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.595837][ T32] r4:82ac21e4 [ 874.595882][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.595927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.595949][ T32] r4:eab7ddc0 [ 874.595983][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.596035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.596083][ T32] r4:00000000 [ 874.596106][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.596152][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.596174][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.596214][ T32] r5:00001000 r4:eab8b000 [ 874.596257][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 874.596406][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 ** 10 printk messages dropped ** [ 874.596860][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 874.597321][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 874.599318][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc11e08 ** 8 printk messages dropped ** [ 874.600167][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 874.600331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 874.600612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 874.601583][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 874.603358][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) ** 7 printk messages dropped ** [ 874.637528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 ** 9 printk messages dropped ** [ 874.637893][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 874.638272][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 ** 3 printk messages dropped ** [ 874.638404][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.638441][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.638467][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.638506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.638532][ T32] r4:85243540 [ 874.638586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.638628][ T32] INFO: task kworker/1:40:3214 blocked for more than 451 seconds. [ 874.638662][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.638712][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.638743][ T32] task:kworker/1:40 state:D stack:0 pid:3214 tgid:3214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.638836][ T32] Workqueue: events bpf_prog_free_deferred [ 874.638985][ T32] Call trace: [ 874.639074][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.639141][ T32] r10:8291a684 r9:dfc21d84 r8:00000002 r7:60000113 r6:dfc21d8c r5:84879800 [ 874.639193][ T32] r4:84879800 [ 874.639216][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.639306][ T32] r5:84879800 r4:8291a680 [ 874.639373][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.639425][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.639470][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc21e08 [ 874.639493][ T32] r4:00000000 [ 874.639513][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.639550][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.639610][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.639682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b57040 [ 874.639764][ T32] r4:00000000 [ 874.639800][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.639846][ T32] r9:83018205 r8:84879800 r7:00000000 r6:83018200 r5:00001000 r4:7f2a9000 [ 874.639894][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.639940][ T32] r5:00001000 r4:ed83f000 [ 874.639961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.640024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.640083][ T32] r5:85d9ef8c r4:85d9ec00 [ 874.640108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.640154][ T32] r7:ddde2d80 r6:83018200 r5:85d9ef8c r4:844cb980 [ 874.640192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.640243][ T32] r10:61c88647 r9:84879800 r8:844cb9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.640291][ T32] r4:844cb980 [ 874.640313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.640360][ T32] r10:00000000 r9:844cb980 r8:80287e08 r7:dfbcde60 r6:844cba00 r5:84879800 [ 874.640382][ T32] r4:00000001 [ 874.640419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.640466][ T32] Exception stack(0xdfc21fb0 to 0xdfc21ff8) [ 874.640511][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.640543][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.640572][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.640600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.640621][ T32] r4:84889440 [ 874.641270][ T32] INFO: task kworker/1:40:3214 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.641314][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.641428][ T32] Workqueue: events bpf_prog_free_deferred [ 874.641510][ T32] Call trace: [ 874.641590][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.641646][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.641671][ T32] r4:00000000 [ 874.641698][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.641798][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.641831][ T32] dd20: e0329000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.641871][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.641900][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.641924][ T32] r5:800f0013 r4:80239bb0 [ 874.641944][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 874.642175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 ** 9 printk messages dropped ** [ 874.642756][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 ** 7 printk messages dropped ** [ 874.650961][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) ** 6 printk messages dropped ** [ 874.651228][ T32] INFO: task kworker/1:41:3216 blocked for more than 451 seconds. ** 11 printk messages dropped ** [ 874.651824][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 874.652310][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f349000 ** 3 printk messages dropped ** [ 874.652470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.652547][ T32] r5:84aadf8c r4:84aadc00 ** 2 printk messages dropped ** [ 874.652664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.652711][ T32] r10:61c88647 r9:8487b000 r8:844cbaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.652734][ T32] r4:844cba80 [ 874.652753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.652797][ T32] r10:00000000 r9:844cba80 r8:80287e08 r7:dfbcde60 r6:844cbb00 r5:8487b000 [ 874.652819][ T32] r4:00000001 [ 874.652837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.652872][ T32] Exception stack(0xdfc2dfb0 to 0xdfc2dff8) [ 874.652897][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.652926][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.652951][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.652979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.653027][ T32] r4:84888f80 [ 874.657668][ T32] INFO: task kworker/1:41:3216 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.657739][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.657804][ T32] Workqueue: events bpf_prog_free_deferred [ 874.657910][ T32] Call trace: [ 874.657998][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.658056][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.658100][ T32] r4:00000000 [ 874.658124][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.658178][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.658218][ T32] dd20: e0329000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.658247][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.658273][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.658303][ T32] r5:800f0013 r4:80239bb0 [ 874.658347][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.658425][ T32] r4:82ac21e4 [ 874.658481][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.658528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.658552][ T32] r4:eab7ddc0 [ 874.658571][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.658612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.658659][ T32] r4:00000000 [ 874.658683][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.658730][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.658752][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.658818][ T32] r5:00001000 r4:eab8b000 [ 874.658848][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.658913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.658961][ T32] r5:8527278c r4:85272400 [ 874.659009][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.659059][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.659081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.659128][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.659150][ T32] r4:85249280 [ 874.659169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.659213][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.659240][ T32] r4:00000001 [ 874.659302][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.659363][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.659390][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 874.659601][ T32] INFO: task kworker/1:42:3219 blocked for more than 451 seconds. ** 9 printk messages dropped ** [ 874.660141][ T32] r5:8487d400 r4:8291a680 ** 6 printk messages dropped ** [ 874.660402][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 874.660717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.660759][ T32] r5:84a8c38c r4:84a8c000 [ 874.660803][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 874.661073][ T32] r4:844cbb80 [ 874.661092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.661152][ T32] r10:00000000 r9:844cbb80 r8:80287e08 r7:dfbcde60 r6:844cbc00 r5:8487d400 [ 874.661212][ T32] r4:00000001 [ 874.661262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.661302][ T32] Exception stack(0xdf999fb0 to 0xdf999ff8) [ 874.661328][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.661381][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.661411][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.661446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.661471][ T32] r4:84ac4040 [ 874.661975][ T32] INFO: task kworker/1:42:3219 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.662013][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.662267][ T32] Workqueue: events bpf_prog_free_deferred [ 874.662378][ T32] Call trace: [ 874.662412][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.662514][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.662541][ T32] r4:00000000 [ 874.662576][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.662618][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.662707][ T32] dd20: e0329000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.662740][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 ** 5 printk messages dropped ** [ 874.663283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 ** 9 printk messages dropped ** [ 874.681591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 874.682201][ T32] r4:00000001 ** 3 printk messages dropped ** [ 874.682319][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 874.682792][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 874.683443][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 874.694400][ T32] r5:00001000 r4:ed365000 ** 1 printk messages dropped ** [ 874.694466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.694509][ T32] r5:84aad38c r4:84aad000 [ 874.694529][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 874.694856][ T32] r10:00000000 r9:844cbc80 r8:80287e08 r7:df999e60 r6:847ae380 r5:849f2400 ** 6 printk messages dropped ** [ 874.695105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 874.698219][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) ** 3 printk messages dropped ** [ 874.698582][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 874.699019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 ** 9 printk messages dropped ** [ 874.699791][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 ** 6 printk messages dropped ** [ 874.700560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 874.700969][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.701008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.701081][ T32] r4:85243540 [ 874.701178][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.701211][ T32] INFO: task kworker/1:44:3223 blocked for more than 451 seconds. [ 874.701407][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.701700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.701727][ T32] task:kworker/1:44 state:D stack:0 pid:3223 tgid:3223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.701896][ T32] Workqueue: events bpf_prog_free_deferred [ 874.701943][ T32] Call trace: [ 874.702011][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.702059][ T32] r10:8291a684 r9:df9f9d84 r8:00000002 r7:60000013 r6:df9f9d8c r5:849f6000 [ 874.702186][ T32] r4:849f6000 [ 874.702211][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.702302][ T32] r5:849f6000 r4:8291a680 [ 874.702326][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.702410][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.702592][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f9e08 [ 874.702618][ T32] r4:00000000 [ 874.702638][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.702673][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.702781][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.702979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8488d200 [ 874.703005][ T32] r4:00000000 [ 874.703025][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.703070][ T32] r9:83018205 r8:849f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f341000 [ 874.703092][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.703133][ T32] r5:00001000 r4:ed1d9000 [ 874.703184][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.703226][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.703291][ T32] r5:84a6ff8c r4:84a6fc00 [ 874.703405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.703527][ T32] r7:ddde2d80 r6:83018200 r5:84a6ff8c r4:844cbd00 [ 874.734093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.734249][ T32] r10:61c88647 r9:849f6000 r8:844cbd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.734300][ T32] r4:844cbd00 [ 874.734366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.734485][ T32] r10:00000000 r9:844cbd00 r8:80287e08 r7:df999e60 r6:847ae400 r5:849f6000 [ 874.734535][ T32] r4:00000001 [ 874.734579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.734661][ T32] Exception stack(0xdf9f9fb0 to 0xdf9f9ff8) [ 874.734740][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.734823][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.734885][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.734946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.734991][ T32] r4:84ac4380 [ 874.736043][ T32] INFO: task kworker/1:44:3223 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.736127][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.736316][ T32] Workqueue: events bpf_prog_free_deferred [ 874.736420][ T32] Call trace: [ 874.736560][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.736668][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.736715][ T32] r4:00000000 [ 874.736774][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.736861][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.737024][ T32] dd20: e0aa8000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.737205][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.737289][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.737342][ T32] r5:800f0013 r4:80239bb0 [ 874.737386][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.737486][ T32] r4:82ac21e4 [ 874.737542][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.737632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.737701][ T32] r4:eab7ddc0 [ 874.737750][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.737912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.737969][ T32] r4:00000000 [ 874.738029][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 874.738356][ T32] r5:00001000 r4:eab8b000 ** 6 printk messages dropped ** [ 874.738911][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 874.739453][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.739509][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.739568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.739616][ T32] r4:85243540 [ 874.739657][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.739709][ T32] INFO: task kworker/1:45:3226 blocked for more than 451 seconds. [ 874.739770][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.739823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.739888][ T32] task:kworker/1:45 state:D stack:0 pid:3226 tgid:3226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.739986][ T32] Workqueue: events bpf_prog_free_deferred [ 874.740069][ T32] Call trace: [ 874.740149][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.740253][ T32] r10:8291a684 r9:dfa2dd84 r8:00000002 r7:60000113 r6:dfa2dd8c r5:849f6c00 [ 874.740303][ T32] r4:849f6c00 [ 874.740368][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.740479][ T32] r5:849f6c00 r4:8291a680 [ 874.740525][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.740601][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.740684][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa2de08 [ 874.740729][ T32] r4:00000000 [ 874.740766][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.740856][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.740946][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.741031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ac4680 [ 874.741082][ T32] r4:00000000 [ 874.741185][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.741286][ T32] r9:83018205 r8:849f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f33f000 [ 874.741546][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.741671][ T32] r5:00001000 r4:ed0d5000 [ 874.741719][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.741793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.741878][ T32] r5:84a6fb8c r4:84a6f800 [ 874.742002][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.742205][ T32] r7:ddde2d80 r6:83018200 r5:84a6fb8c r4:844cbd80 [ 874.742508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.742614][ T32] r10:61c88647 r9:849f6c00 r8:844cbdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.742669][ T32] r4:844cbd80 [ 874.742810][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.743085][ T32] r10:00000000 r9:844cbd80 r8:80287e08 r7:df9f9e60 r6:847ae480 r5:849f6c00 [ 874.743146][ T32] r4:00000001 [ 874.743187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.743285][ T32] Exception stack(0xdfa2dfb0 to 0xdfa2dff8) [ 874.743363][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.743441][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.774141][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.774295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.774347][ T32] r4:84ac44c0 [ 874.775432][ T32] INFO: task kworker/1:45:3226 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.775545][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.775868][ T32] Workqueue: events bpf_prog_free_deferred [ 874.776098][ T32] Call trace: [ 874.776325][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.776445][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 ** 5 printk messages dropped ** [ 874.777428][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 874.778685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 ** 9 printk messages dropped ** [ 874.780623][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 ** 6 printk messages dropped ** [ 874.781590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 874.782434][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 4 printk messages dropped ** [ 874.783202][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 874.815119][ T32] r4:00000000 ** 4 printk messages dropped ** [ 874.815288][ T32] r4:00000000 ** 5 printk messages dropped ** [ 874.815729][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.815776][ T32] r5:84a6f78c r4:84a6f400 [ 874.815797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 874.816925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 874.818902][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.819097][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.819164][ T32] r5:800f0013 r4:80239bb0 [ 874.819302][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.819346][ T32] r4:82ac21e4 [ 874.819426][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.819533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.819756][ T32] r4:eab7ddc0 [ 874.819779][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.819821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.819844][ T32] r4:00000000 [ 874.819864][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.819908][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.819929][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.819969][ T32] r5:00001000 r4:eab8b000 [ 874.820293][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.820411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.820461][ T32] r5:8527278c r4:85272400 [ 874.820709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.820873][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.820992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.821779][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.822072][ T32] r4:85249280 [ 874.822098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.822295][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.822648][ T32] r4:00000001 [ 874.822855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.822896][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.823164][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.823305][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.823335][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.823544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.844248][ T32] r4:85243540 [ 874.844297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.844331][ T32] INFO: task kworker/1:47:3229 blocked for more than 451 seconds. [ 874.844387][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.844426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.844451][ T32] task:kworker/1:47 state:D stack:0 pid:3229 tgid:3229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.844513][ T32] Workqueue: events bpf_prog_free_deferred [ 874.844623][ T32] Call trace: [ 874.844700][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.844759][ T32] r10:8291a684 r9:dfc31d84 r8:00000002 r7:60000113 r6:dfc31d8c r5:84929800 [ 874.844822][ T32] r4:84929800 [ 874.844846][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.844967][ T32] r5:84929800 r4:8291a680 [ 874.845057][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.845104][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.845153][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc31e08 [ 874.845200][ T32] r4:00000000 [ 874.845221][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.845289][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 874.845418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ac4a80 ** 6 printk messages dropped ** [ 874.845772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.845856][ T32] r5:84a6f38c r4:84a6f000 [ 874.845939][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 874.846066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 874.846653][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 874.847904][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 ** 8 printk messages dropped ** [ 874.848316][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 874.848504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 ** 7 printk messages dropped ** [ 874.848916][ T32] r5:8527278c r4:85272400 ** 6 printk messages dropped ** [ 874.849196][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 ** 6 printk messages dropped ** [ 874.849487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 874.850092][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 874.850535][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 874.850965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.851006][ T32] r5:85db238c r4:85db2000 [ 874.851065][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 874.851229][ T32] r10:61c88647 r9:8492a400 r8:844cbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.851250][ T32] r4:844cbf00 [ 874.851290][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.851388][ T32] r10:00000000 r9:844cbf00 r8:80287e08 r7:dfc31e60 r6:847ae600 r5:8492a400 [ 874.851415][ T32] r4:00000001 [ 874.851433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.851489][ T32] Exception stack(0xdfc35fb0 to 0xdfc35ff8) [ 874.851520][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.851548][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.851573][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.851622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.851647][ T32] r4:84ac4780 [ 874.852171][ T32] INFO: task kworker/1:48:3230 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.852215][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.852314][ T32] Workqueue: events bpf_prog_free_deferred [ 874.852361][ T32] Call trace: [ 874.852405][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.852462][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.852486][ T32] r4:00000000 [ 874.852606][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.852688][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.852739][ T32] dd20: e11cf000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.852769][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.852821][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.852848][ T32] r5:800f0013 r4:80239bb0 [ 874.852892][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.852936][ T32] r4:82ac21e4 [ 874.852956][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.852997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.853034][ T32] r4:eab7ddc0 [ 874.853138][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.853245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.853318][ T32] r4:00000000 [ 874.853342][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.853433][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.853537][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.886898][ T32] r5:00001000 r4:eab8b000 [ 874.886981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.887053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.887097][ T32] r5:8527278c r4:85272400 [ 874.887118][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.887177][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.887199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.887261][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.887310][ T32] r4:85249280 [ 874.887334][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.887381][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.887427][ T32] r4:00000001 [ 874.887450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.887489][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.887518][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.887546][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.887590][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.887622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.887646][ T32] r4:85243540 [ 874.887669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.887709][ T32] INFO: task kworker/1:49:3232 blocked for more than 451 seconds. ** 7 printk messages dropped ** [ 874.888179][ T32] r4:84928c00 ** 4 printk messages dropped ** [ 874.888383][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc3de08 ** 7 printk messages dropped ** [ 874.888757][ T32] r9:83018205 r8:84928c00 r7:00000000 r6:83018200 r5:00001000 r4:7f337000 ** 3 printk messages dropped ** [ 874.888962][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.889007][ T32] r5:84a6eb8c r4:84a6e800 [ 874.889069][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 874.889267][ T32] r10:61c88647 r9:84928c00 r8:844cbfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 874.889634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.889698][ T32] r4:84ac4940 [ 874.890360][ T32] INFO: task kworker/1:49:3232 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.890421][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.890506][ T32] Workqueue: events bpf_prog_free_deferred [ 874.890616][ T32] Call trace: [ 874.890671][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.890725][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.890772][ T32] r4:00000000 [ 874.890866][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.890930][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.890966][ T32] dd20: e1b1a000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.890995][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.891020][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.891043][ T32] r5:800f0013 r4:80239bb0 [ 874.891062][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.891150][ T32] r4:82ac21e4 [ 874.891197][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.891257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.891326][ T32] r4:eab7ddc0 [ 874.891416][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.891543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.891608][ T32] r4:00000000 [ 874.891631][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.891685][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.891711][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.891752][ T32] r5:00001000 r4:eab8b000 [ 874.891771][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.891809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.891850][ T32] r5:8527278c r4:85272400 [ 874.891870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 874.892047][ T32] r4:85249280 ** 4 printk messages dropped ** [ 874.892208][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) ** 9 printk messages dropped ** [ 874.892613][ T32] task:kworker/1:50 state:D stack:0 pid:3235 tgid:3235 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 874.893403][ T32] r9:83018205 r8:8492b000 r7:00000000 r6:83018200 r5:00001000 r4:7f339000 ** 3 printk messages dropped ** [ 874.901278][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.901351][ T32] r5:84a6ef8c r4:84a6ec00 [ 874.901377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 874.901775][ T32] r10:00000000 r9:8488e000 r8:80287e08 r7:dfc3de60 r6:847ae700 r5:8492b000 ** 9 printk messages dropped ** [ 874.902867][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 874.917137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 ** 9 printk messages dropped ** [ 874.917651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 874.918180][ T32] r4:00000001 ** 4 printk messages dropped ** [ 874.918480][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 874.918741][ T32] task:kworker/1:51 state:D stack:0 pid:3236 tgid:3236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.918798][ T32] Workqueue: events bpf_prog_free_deferred [ 874.918841][ T32] Call trace: [ 874.918889][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.918943][ T32] r10:8291a684 r9:dfbfdd84 r8:00000002 r7:60000113 r6:dfbfdd8c r5:8487c800 [ 874.918985][ T32] r4:8487c800 [ 874.919009][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.919051][ T32] r5:8487c800 r4:8291a680 [ 874.919071][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.919109][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.919157][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbfde08 [ 874.919179][ T32] r4:00000000 [ 874.919219][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.919284][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.919321][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.919362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ac4c80 [ 874.919404][ T32] r4:00000000 [ 874.919426][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.919470][ T32] r9:83018205 r8:8487c800 r7:00000000 r6:83018200 r5:00001000 r4:7f335000 [ 874.919513][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.919571][ T32] r5:00001000 r4:dfa21000 [ 874.919636][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.919684][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.919746][ T32] r5:84a6e78c r4:84a6e400 [ 874.919776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.919822][ T32] r7:ddde2d80 r6:83018200 r5:84a6e78c r4:8488e080 [ 874.919843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.919951][ T32] r10:61c88647 r9:8487c800 r8:8488e0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.919976][ T32] r4:8488e080 [ 874.919996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.920040][ T32] r10:00000000 r9:8488e080 r8:80287e08 r7:dfc3de60 r6:8488e100 r5:8487c800 [ 874.920068][ T32] r4:00000001 [ 874.920089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.920155][ T32] Exception stack(0xdfbfdfb0 to 0xdfbfdff8) [ 874.920226][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.920257][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.920283][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.920311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.920394][ T32] r4:84ac4b80 [ 874.921051][ T32] INFO: task kworker/1:51:3236 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.921133][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.921377][ T32] Workqueue: events bpf_prog_free_deferred [ 874.921519][ T32] Call trace: [ 874.921565][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.921617][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.921640][ T32] r4:00000000 [ 874.921700][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.921753][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.921783][ T32] dd20: e20a0000 eab75000 00000001 80239b98 7f2c3000 00000001 ** 6 printk messages dropped ** [ 874.921978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 ** 10 printk messages dropped ** [ 874.922509][ T32] r5:8527278c r4:85272400 ** 5 printk messages dropped ** [ 874.922728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 874.923053][ T32] r4:85243540 ** 5 printk messages dropped ** [ 874.923290][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 874.944471][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 874.944793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ac4f40 ** 6 printk messages dropped ** [ 874.945085][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.945127][ T32] r5:84a6e38c r4:84a6e000 [ 874.945205][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.945258][ T32] r7:ddde2d80 r6:83018200 r5:84a6e38c r4:8488e180 [ 874.945280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.945326][ T32] r10:61c88647 r9:8487ec00 r8:8488e1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.945447][ T32] r4:8488e180 [ 874.945532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.945582][ T32] r10:00000000 r9:8488e180 r8:80287e08 r7:dfc3de60 r6:8488e200 r5:8487ec00 [ 874.945604][ T32] r4:00000001 [ 874.945623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.945659][ T32] Exception stack(0xdfc4dfb0 to 0xdfc4dff8) [ 874.945687][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.945715][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.945762][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.945835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.945860][ T32] r4:84ac4dc0 [ 874.946487][ T32] INFO: task kworker/1:52:3239 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.946526][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.946709][ T32] Workqueue: events bpf_prog_free_deferred [ 874.946802][ T32] Call trace: [ 874.946838][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.946890][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.946987][ T32] r4:00000000 [ 874.947012][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.947052][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.947079][ T32] dd20: e2596000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.947106][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.947146][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.947174][ T32] r5:800f0013 r4:80239bb0 [ 874.947194][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.947235][ T32] r4:82ac21e4 [ 874.947254][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.947316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.947405][ T32] r4:eab7ddc0 [ 874.947427][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.947489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.947514][ T32] r4:00000000 [ 874.947554][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.947606][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.947627][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.947668][ T32] r5:00001000 r4:eab8b000 [ 874.947708][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.947772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.947845][ T32] r5:8527278c r4:85272400 [ 874.947869][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.947916][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.947937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.948026][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.948051][ T32] r4:85249280 [ 874.948070][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.948115][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.948137][ T32] r4:00000001 [ 874.948171][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.948210][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 874.948236][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.948263][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.948288][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.948358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.948383][ T32] r4:85243540 [ 874.948419][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.948491][ T32] INFO: task kworker/1:53:3241 blocked for more than 451 seconds. [ 874.948549][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.948599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.948632][ T32] task:kworker/1:53 state:D stack:0 pid:3241 tgid:3241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.948705][ T32] Workqueue: events bpf_prog_free_deferred [ 874.948747][ T32] Call trace: [ 874.948821][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 874.949104][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 874.949618][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 874.949734][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 874.949907][ T32] r7:ddde2d80 r6:83018200 r5:84a6df8c r4:8488e280 ** 5 printk messages dropped ** [ 874.950214][ T32] r4:00000001 [ 874.950233][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.950285][ T32] Exception stack(0xdfc51fb0 to 0xdfc51ff8) [ 874.950318][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.950348][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.950423][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.950455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.950517][ T32] r4:8488d480 [ 874.950985][ T32] INFO: task kworker/1:53:3241 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.951041][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.951122][ T32] Workqueue: events bpf_prog_free_deferred [ 874.951243][ T32] Call trace: [ 874.951286][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.951358][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.951385][ T32] r4:00000000 [ 874.951404][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.951480][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.951591][ T32] dd20: e2596000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.951622][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 874.951651][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.951697][ T32] r5:800f0013 r4:80239bb0 [ 874.951720][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.951761][ T32] r4:82ac21e4 [ 874.951797][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.951851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 874.951873][ T32] r4:eab7ddc0 [ 874.951907][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.951953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 874.952036][ T32] r4:00000000 [ 874.952065][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.952109][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.952144][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.952211][ T32] r5:00001000 r4:eab8b000 [ 874.952234][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.952295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.952360][ T32] r5:8527278c r4:85272400 [ 874.952389][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.952475][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 874.952500][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.952587][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.952630][ T32] r4:85249280 [ 874.952670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.952762][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 874.952810][ T32] r4:00000001 [ 874.952872][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 874.953025][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 874.953435][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 874.976415][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 874.976787][ T32] r9:83018205 r8:8487e000 r7:00000000 r6:83018200 r5:00001000 r4:7f421000 ** 3 printk messages dropped ** [ 874.976950][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.976992][ T32] r5:85d73b8c r4:85d73800 ** 2 printk messages dropped ** [ 874.977098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 874.977392][ T32] r4:00000001 ** 4 printk messages dropped ** [ 874.977588][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 874.978601][ T32] Call trace: ** 5 printk messages dropped ** [ 874.978795][ T32] dd20: e2a7b000 eab75000 00000001 80239b98 7f2c3000 00000001 ** 7 printk messages dropped ** [ 874.979063][ T32] r4:eab7ddc0 ** 7 printk messages dropped ** [ 874.979322][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 874.979769][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 ** 5 printk messages dropped ** [ 874.979983][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.980024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.980048][ T32] r4:85243540 [ 874.980069][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.980101][ T32] INFO: task kworker/1:55:3246 blocked for more than 452 seconds. [ 874.980176][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.980229][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.980254][ T32] task:kworker/1:55 state:D stack:0 pid:3246 tgid:3246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.980300][ T32] Workqueue: events bpf_prog_free_deferred [ 874.980349][ T32] Call trace: [ 874.980382][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 874.980466][ T32] r10:8291a684 r9:dfc59d84 r8:00000002 r7:60000113 r6:dfc59d8c r5:845c0000 [ 874.980492][ T32] r4:845c0000 [ 874.980534][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 874.980602][ T32] r5:845c0000 r4:8291a680 [ 874.980648][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.980708][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 874.980753][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc59e08 [ 874.980775][ T32] r4:00000000 [ 874.980802][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 874.980839][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.980874][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.980934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e8a140 [ 874.980959][ T32] r4:00000000 [ 874.980979][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 874.981023][ T32] r9:83018205 r8:845c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f425000 [ 874.981044][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.981084][ T32] r5:00001000 r4:ed8b1000 [ 874.981113][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.981159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.981250][ T32] r5:8485838c r4:84858000 [ 874.981283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.981333][ T32] r7:ddde2d80 r6:83018200 r5:8485838c r4:8488e480 [ 874.981382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.981432][ T32] r10:61c88647 r9:845c0000 r8:8488e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.981453][ T32] r4:8488e480 [ 874.981493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.981564][ T32] r10:00000000 r9:8488e480 r8:80287e08 r7:dfc55e60 r6:8488e500 r5:845c0000 [ 874.981589][ T32] r4:00000001 [ 874.981608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.981655][ T32] Exception stack(0xdfc59fb0 to 0xdfc59ff8) [ 874.981688][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.981717][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.981763][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.981795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.981817][ T32] r4:84a9d280 [ 874.982303][ T32] INFO: task kworker/1:55:3246 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 874.982345][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.982438][ T32] Workqueue: events bpf_prog_free_deferred [ 874.982482][ T32] Call trace: [ 874.982542][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 874.982595][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 874.982643][ T32] r4:00000000 [ 874.982667][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.982706][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 874.982753][ T32] dd20: e2a7b000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 874.982785][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 ** 5 printk messages dropped ** [ 874.982975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 ** 10 printk messages dropped ** [ 875.006902][ T32] r5:8527278c r4:85272400 ** 5 printk messages dropped ** [ 875.007205][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 875.007393][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.007444][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.007476][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.007522][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.007580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.007609][ T32] r4:85243540 [ 875.007662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.007708][ T32] INFO: task kworker/1:56:3247 blocked for more than 452 seconds. [ 875.007754][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.007782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.007805][ T32] task:kworker/1:56 state:D stack:0 pid:3247 tgid:3247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.007861][ T32] Workqueue: events bpf_prog_free_deferred [ 875.007904][ T32] Call trace: [ 875.007978][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.008062][ T32] r10:8291a684 r9:dfc5dd84 r8:00000002 r7:60000113 r6:dfc5dd8c r5:845c0c00 [ 875.008089][ T32] r4:845c0c00 [ 875.008129][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 875.008395][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 875.008829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.008891][ T32] r5:85d73f8c r4:85d73c00 [ 875.008914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.008960][ T32] r7:ddde2d80 r6:83018200 r5:85d73f8c r4:8488e580 [ 875.009013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.009062][ T32] r10:61c88647 r9:845c0c00 r8:8488e5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.009113][ T32] r4:8488e580 [ 875.009160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.009228][ T32] r10:00000000 r9:8488e580 r8:80287e08 r7:dfc55e60 r6:8488e600 r5:845c0c00 [ 875.009251][ T32] r4:00000001 [ 875.009269][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.009306][ T32] Exception stack(0xdfc5dfb0 to 0xdfc5dff8) [ 875.009331][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.009358][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.009385][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.009413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.009434][ T32] r4:84a9d540 [ 875.010076][ T32] INFO: task kworker/1:56:3247 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.010115][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.010180][ T32] Workqueue: events bpf_prog_free_deferred [ 875.010257][ T32] Call trace: [ 875.010302][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.010353][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.010386][ T32] r4:00000000 [ 875.010408][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.010448][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.010499][ T32] dd20: e2f62000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.010530][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.010557][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.010591][ T32] r5:800f0013 r4:80239bb0 [ 875.010622][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.010666][ T32] r4:82ac21e4 [ 875.010699][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.010743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.010767][ T32] r4:eab7ddc0 [ 875.010815][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.010858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.010895][ T32] r4:00000000 [ 875.010918][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.010961][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.010982][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.011043][ T32] r5:00001000 r4:eab8b000 [ 875.011067][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 875.011330][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 ** 7 printk messages dropped ** [ 875.011640][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) ** 6 printk messages dropped ** [ 875.011897][ T32] INFO: task kworker/1:57:3250 blocked for more than 452 seconds. ** 9 printk messages dropped ** [ 875.012479][ T32] r5:845c1800 r4:8291a680 ** 5 printk messages dropped ** [ 875.012831][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 875.013191][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.013233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 875.013293][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 875.034951][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 875.036005][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 ** 8 printk messages dropped ** [ 875.036458][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 875.036649][ T32] r4:00000000 ** 5 printk messages dropped ** [ 875.036862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 875.037294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 875.037537][ T32] INFO: task kworker/1:58:3252 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 875.037925][ T32] r4:845c2400 ** 4 printk messages dropped ** [ 875.038112][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc65e08 ** 7 printk messages dropped ** [ 875.038516][ T32] r9:83018205 r8:845c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f41f000 ** 3 printk messages dropped ** [ 875.038646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 875.038919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 875.039089][ T32] r10:00000000 r9:8488e780 r8:80287e08 r7:dfc61e60 r6:8488e800 r5:845c2400 [ 875.039131][ T32] r4:00000001 [ 875.039165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.039221][ T32] Exception stack(0xdfc65fb0 to 0xdfc65ff8) [ 875.039250][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.039279][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.039304][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.039331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.039373][ T32] r4:84a9d200 [ 875.039853][ T32] INFO: task kworker/1:58:3252 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.039898][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.039976][ T32] Workqueue: events bpf_prog_free_deferred [ 875.040050][ T32] Call trace: [ 875.040083][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.040133][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.040164][ T32] r4:00000000 [ 875.040183][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.040245][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.040293][ T32] dd20: e3635000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.040332][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.040359][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.040382][ T32] r5:800f0013 r4:80239bb0 [ 875.040401][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.040461][ T32] r4:82ac21e4 [ 875.040512][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.040579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.040604][ T32] r4:eab7ddc0 [ 875.040633][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.040685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.040710][ T32] r4:00000000 [ 875.040730][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.040794][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.040818][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.040859][ T32] r5:00001000 r4:eab8b000 [ 875.040879][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.040916][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 875.041068][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 ** 7 printk messages dropped ** [ 875.041385][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) ** 7 printk messages dropped ** [ 875.041680][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 875.041950][ T32] r4:845c4800 ** 4 printk messages dropped ** [ 875.042136][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc71e08 ** 8 printk messages dropped ** [ 875.042504][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 875.042602][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.042642][ T32] r5:85d72f8c r4:85d72c00 ** 1 printk messages dropped ** [ 875.042715][ T32] r7:ddde2d80 r6:83018200 r5:85d72f8c r4:8488e900 ** 4 printk messages dropped ** [ 875.042914][ T32] r10:00000000 r9:8488e900 r8:80287e08 r7:dfc61e60 r6:8488e980 r5:845c4800 ** 9 printk messages dropped ** [ 875.060716][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 875.061511][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 875.061840][ T32] r4:00000000 ** 5 printk messages dropped ** [ 875.062146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 875.062577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 875.062985][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 875.063300][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 875.076202][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 875.076363][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 875.076593][ T32] r10:61c88647 r9:845c3c00 r8:8488e8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.076636][ T32] r4:8488e880 [ 875.076672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.076726][ T32] r10:00000000 r9:8488e880 r8:80287e08 r7:dfc71e60 r6:8488ea00 r5:845c3c00 [ 875.076757][ T32] r4:00000001 [ 875.076780][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.076846][ T32] Exception stack(0xdfc75fb0 to 0xdfc75ff8) [ 875.076899][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.076931][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.076957][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.077009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.077038][ T32] r4:84a9db00 [ 875.077748][ T32] INFO: task kworker/1:60:3256 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.077801][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.077901][ T32] Workqueue: events bpf_prog_free_deferred [ 875.077961][ T32] Call trace: [ 875.078018][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.078072][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.078095][ T32] r4:00000000 [ 875.078114][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.078159][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.078186][ T32] dd20: e3a54000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.078235][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.078264][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.078301][ T32] r5:800f0013 r4:80239bb0 [ 875.078366][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.078410][ T32] r4:82ac21e4 [ 875.078431][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.078472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.078495][ T32] r4:eab7ddc0 [ 875.078514][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.078554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.078575][ T32] r4:00000000 [ 875.078615][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.078704][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.078729][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.078770][ T32] r5:00001000 r4:eab8b000 [ 875.078790][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.078848][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.078893][ T32] r5:8527278c r4:85272400 [ 875.078915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.078962][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.078982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.079028][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.079050][ T32] r4:85249280 [ 875.079068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.079114][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.079135][ T32] r4:00000001 [ 875.079160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.079195][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.079219][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.079246][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.079286][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.079371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.079416][ T32] r4:85243540 [ 875.079476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.079508][ T32] INFO: task kworker/1:61:3258 blocked for more than 452 seconds. [ 875.079570][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.079625][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.079649][ T32] task:kworker/1:61 state:D stack:0 pid:3258 tgid:3258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.079745][ T32] Workqueue: events bpf_prog_free_deferred [ 875.079807][ T32] Call trace: [ 875.079841][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.079931][ T32] r10:8291a684 r9:dfc7dd84 r8:00000002 r7:60000113 r6:dfc7dd8c r5:845c6000 [ 875.079958][ T32] r4:845c6000 [ 875.079978][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.080020][ T32] r5:845c6000 r4:8291a680 [ 875.080045][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.080085][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 875.080186][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc7de08 [ 875.080242][ T32] r4:00000000 [ 875.080270][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 875.080307][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.080340][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.080381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e30e00 [ 875.080403][ T32] r4:00000000 [ 875.080421][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.080493][ T32] r9:83018205 r8:845c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f419000 [ 875.080518][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.080560][ T32] r5:00001000 r4:dfc67000 [ 875.080579][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.080618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.080659][ T32] r5:85d72b8c r4:85d72800 [ 875.080699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.080752][ T32] r7:ddde2d80 r6:83018200 r5:85d72b8c r4:8488ea80 [ 875.080773][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.080839][ T32] r10:61c88647 r9:845c6000 r8:8488eaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.080864][ T32] r4:8488ea80 [ 875.080884][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.080928][ T32] r10:00000000 r9:8488ea80 r8:80287e08 r7:dfc75e60 r6:8488eb00 r5:845c6000 [ 875.080950][ T32] r4:00000001 [ 875.080989][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.081050][ T32] Exception stack(0xdfc7dfb0 to 0xdfc7dff8) [ 875.081083][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.081132][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.081207][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.081240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.081262][ T32] r4:84a9dd80 [ 875.081755][ T32] INFO: task kworker/1:61:3258 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.081810][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.081885][ T32] Workqueue: events bpf_prog_free_deferred [ 875.081932][ T32] Call trace: [ 875.081986][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.082058][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.082137][ T32] r4:00000000 [ 875.082174][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.082238][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.082293][ T32] dd20: e3a54000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.082327][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.082356][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.082381][ T32] r5:800f0013 r4:80239bb0 [ 875.082401][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.082443][ T32] r4:82ac21e4 [ 875.082485][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.082529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.082579][ T32] r4:eab7ddc0 [ 875.082625][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.082713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.082781][ T32] r4:00000000 [ 875.082804][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.082876][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.082906][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 875.083063][ T32] r5:8527278c r4:85272400 ** 3 printk messages dropped ** [ 875.083250][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 875.083574][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.104019][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.104070][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.104097][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.104131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.104177][ T32] r4:85243540 [ 875.104220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.104254][ T32] INFO: task kworker/1:62:3259 blocked for more than 452 seconds. [ 875.104290][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.104351][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.104398][ T32] task:kworker/1:62 state:D stack:0 pid:3259 tgid:3259 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.104488][ T32] Workqueue: events bpf_prog_free_deferred [ 875.104588][ T32] Call trace: [ 875.104648][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.104715][ T32] r10:8291a684 r9:dfc89d84 r8:00000002 r7:60000113 r6:dfc89d8c r5:845c6c00 [ 875.104738][ T32] r4:845c6c00 [ 875.104759][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.104801][ T32] r5:845c6c00 r4:8291a680 [ 875.105118][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.105235][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 875.105287][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc89e08 [ 875.105310][ T32] r4:00000000 [ 875.105330][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 875.105364][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.105403][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.105443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b7a2c0 [ 875.105465][ T32] r4:00000000 [ 875.105485][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.105534][ T32] r9:83018205 r8:845c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f4b5000 [ 875.105583][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.105629][ T32] r5:00001000 r4:ecf2b000 [ 875.105649][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.105687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.105746][ T32] r5:85e6a38c r4:85e6a000 [ 875.105866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.105971][ T32] r7:ddde2d80 r6:83018200 r5:85e6a38c r4:8488eb80 [ 875.105996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.106043][ T32] r10:61c88647 r9:845c6c00 r8:8488ebac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.106065][ T32] r4:8488eb80 [ 875.106085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.106130][ T32] r10:00000000 r9:8488eb80 r8:80287e08 r7:dfc7de60 r6:8488ec00 r5:845c6c00 [ 875.106159][ T32] r4:00000001 [ 875.106182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.106221][ T32] Exception stack(0xdfc89fb0 to 0xdfc89ff8) [ 875.106262][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.106296][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.106324][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.106352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.106373][ T32] r4:84a9d740 [ 875.107023][ T32] INFO: task kworker/1:62:3259 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.107120][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.107244][ T32] Workqueue: events bpf_prog_free_deferred [ 875.107288][ T32] Call trace: [ 875.107317][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.107398][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.107424][ T32] r4:00000000 [ 875.107506][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.107551][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.107579][ T32] dd20: e3ddf000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.107607][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.107694][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.107787][ T32] r5:800f0013 r4:80239bb0 [ 875.107811][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.107852][ T32] r4:82ac21e4 [ 875.107872][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.107963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.107989][ T32] r4:eab7ddc0 [ 875.108009][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.108049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.108108][ T32] r4:00000000 [ 875.108131][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 875.108410][ T32] r5:8527278c r4:85272400 ** 6 printk messages dropped ** [ 875.108891][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 ** 2 printk messages dropped ** [ 875.109017][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.109054][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 875.109330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 875.109536][ T32] task:kworker/1:63 state:D stack:0 pid:3261 tgid:3261 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 875.110089][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc8de08 ** 8 printk messages dropped ** [ 875.110448][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 875.110737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 875.111059][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.111087][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.111113][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.111162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.111206][ T32] r4:847ac000 [ 875.111725][ T32] INFO: task kworker/1:63:3261 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.111763][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.111868][ T32] Workqueue: events bpf_prog_free_deferred [ 875.111913][ T32] Call trace: [ 875.111952][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.112027][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.112059][ T32] r4:00000000 [ 875.112079][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.112117][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.112151][ T32] dd20: e3ddf000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.112181][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.112228][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.112287][ T32] r5:800f0013 r4:80239bb0 [ 875.112315][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.112356][ T32] r4:82ac21e4 [ 875.112396][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.112441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.112465][ T32] r4:eab7ddc0 [ 875.112505][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.112548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.112572][ T32] r4:00000000 [ 875.112611][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.112662][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.112704][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.112757][ T32] r5:00001000 r4:eab8b000 [ 875.112781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.112822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.112863][ T32] r5:8527278c r4:85272400 [ 875.112883][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.112951][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.112980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.113048][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.113074][ T32] r4:85249280 [ 875.113113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.113192][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.113218][ T32] r4:00000001 [ 875.113237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.113286][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.113315][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.113343][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.113381][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.113418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.113469][ T32] r4:85243540 [ 875.134539][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.134641][ T32] INFO: task kworker/0:20:3264 blocked for more than 452 seconds. [ 875.134682][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.134737][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.134790][ T32] task:kworker/0:20 state:D stack:0 pid:3264 tgid:3264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.134863][ T32] Workqueue: events bpf_prog_free_deferred [ 875.134941][ T32] Call trace: [ 875.135008][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.135095][ T32] r10:8291a684 r9:dfc45d84 r8:00000002 r7:60000013 r6:dfc45d8c r5:845c3000 [ 875.135128][ T32] r4:845c3000 [ 875.135176][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.135228][ T32] r5:845c3000 r4:8291a680 [ 875.135250][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.135289][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 875.135483][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 875.135702][ T32] r5:00001000 r4:eb80f000 ** 4 printk messages dropped ** [ 875.135912][ T32] r7:dddced80 r6:83018000 r5:85bce78c r4:847ae780 ** 8 printk messages dropped ** [ 875.136285][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 875.137078][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 875.137750][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 875.138130][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 ** 7 printk messages dropped ** [ 875.138480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 875.138710][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) ** 1 printk messages dropped ** [ 875.138764][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 875.138860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.138889][ T32] r4:85243540 [ 875.138909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.138963][ T32] INFO: task kworker/1:64:3265 blocked for more than 452 seconds. [ 875.139017][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.139071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.139120][ T32] task:kworker/1:64 state:D stack:0 pid:3265 tgid:3265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.139183][ T32] Workqueue: events bpf_prog_free_deferred [ 875.139246][ T32] Call trace: [ 875.139297][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.139398][ T32] r10:8291a684 r9:dfca1d84 r8:00000002 r7:60000013 r6:dfca1d8c r5:8478a400 [ 875.139439][ T32] r4:8478a400 [ 875.139462][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.139506][ T32] r5:8478a400 r4:8291a680 [ 875.139546][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.139587][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 875.139650][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca1e08 [ 875.139675][ T32] r4:00000000 [ 875.139730][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 875.139796][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.139833][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.139874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ddb300 [ 875.139895][ T32] r4:00000000 [ 875.139960][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.140006][ T32] r9:83018205 r8:8478a400 r7:00000000 r6:83018200 r5:00001000 r4:7f4bf000 [ 875.140050][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.140095][ T32] r5:00001000 r4:ecf3b000 [ 875.140160][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.140223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.140291][ T32] r5:8507378c r4:85073400 [ 875.140334][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.140387][ T32] r7:ddde2d80 r6:83018200 r5:8507378c r4:8488ee00 [ 875.140408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.140454][ T32] r10:61c88647 r9:8478a400 r8:8488ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.140476][ T32] r4:8488ee00 [ 875.140495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.140538][ T32] r10:00000000 r9:8488ee00 r8:80287e08 r7:dfc89e60 r6:8488ee80 r5:8478a400 [ 875.140559][ T32] r4:00000001 [ 875.140577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.140611][ T32] Exception stack(0xdfca1fb0 to 0xdfca1ff8) [ 875.140636][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 875.141458][ T32] INFO: task kworker/1:64:3265 is blocked on a mutex likely owned by task kworker/0:294:4180. ** 8 printk messages dropped ** [ 875.141881][ T32] dd20: e422d000 eab75000 00000001 80239b98 7f2c3000 00000001 ** 12 printk messages dropped ** [ 875.142446][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 ** 7 printk messages dropped ** [ 875.142726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 875.142956][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.143024][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 875.143179][ T32] r4:85243540 ** 5 printk messages dropped ** [ 875.143500][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 875.165012][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 875.165455][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 875.165937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 875.166400][ T32] r4:847adc80 ** 2 printk messages dropped ** [ 875.167205][ T32] Workqueue: events bpf_prog_free_deferred [ 875.167249][ T32] Call trace: [ 875.167279][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.167339][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.167370][ T32] r4:00000000 [ 875.167390][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.167438][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.167468][ T32] dd20: e4813000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.167516][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.167554][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.167585][ T32] r5:800f0013 r4:80239bb0 [ 875.167617][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.167660][ T32] r4:82ac21e4 [ 875.167679][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.167741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.167776][ T32] r4:eab7ddc0 [ 875.167810][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.167878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.167906][ T32] r4:00000000 [ 875.167927][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.167972][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.167993][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.168054][ T32] r5:00001000 r4:eab8b000 [ 875.168097][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.168146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.168219][ T32] r5:8527278c r4:85272400 [ 875.168243][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.168309][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.168339][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.168386][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.168408][ T32] r4:85249280 [ 875.168426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.168502][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.168547][ T32] r4:00000001 [ 875.168592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.168629][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.168654][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.168682][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.168707][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.168734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.168756][ T32] r4:85243540 [ 875.168775][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.168823][ T32] INFO: task kworker/1:65:3270 blocked for more than 452 seconds. [ 875.168881][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.168914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.168935][ T32] task:kworker/1:65 state:D stack:0 pid:3270 tgid:3270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.169044][ T32] Workqueue: events bpf_prog_free_deferred [ 875.169093][ T32] Call trace: [ 875.169133][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.169227][ T32] r10:8291a684 r9:dfcadd84 r8:00000002 r7:60000113 r6:dfcadd8c r5:84880000 [ 875.169258][ T32] r4:84880000 [ 875.169280][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.169322][ T32] r5:84880000 r4:8291a680 [ 875.169341][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.169388][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 875.169432][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcade08 [ 875.169455][ T32] r4:00000000 [ 875.169489][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 875.169525][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.169558][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.169597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84972980 [ 875.169619][ T32] r4:00000000 [ 875.169637][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.169679][ T32] r9:83018205 r8:84880000 r7:00000000 r6:83018200 r5:00001000 r4:7f559000 [ 875.169700][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.169750][ T32] r5:00001000 r4:ecf8d000 [ 875.169773][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.169812][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 875.169970][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 875.170554][ T32] r4:847ac5c0 ** 2 printk messages dropped ** [ 875.171137][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 875.171552][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 875.171890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 ** 7 printk messages dropped ** [ 875.172178][ T32] r5:8527278c r4:85272400 ** 5 printk messages dropped ** [ 875.172425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 875.172596][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.172631][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 875.172746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 875.173026][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 875.204116][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc1e08 ** 9 printk messages dropped ** [ 875.204644][ T32] r5:00001000 r4:ecf23000 ** 5 printk messages dropped ** [ 875.204896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 875.205317][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 875.206087][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.206165][ T32] Workqueue: events bpf_prog_free_deferred [ 875.206212][ T32] Call trace: [ 875.206249][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.206302][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.206325][ T32] r4:00000000 [ 875.206367][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.206452][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.206494][ T32] dd20: e5078000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.206526][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.206552][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.206584][ T32] r5:800f0013 r4:80239bb0 [ 875.206607][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.206679][ T32] r4:82ac21e4 [ 875.206702][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.206825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.206851][ T32] r4:eab7ddc0 [ 875.206870][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.206911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.207006][ T32] r4:00000000 [ 875.207057][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.207105][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.207126][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.207192][ T32] r5:00001000 r4:eab8b000 [ 875.207216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.207300][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.207345][ T32] r5:8527278c r4:85272400 [ 875.207365][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.207410][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.207431][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.207476][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.207498][ T32] r4:85249280 [ 875.207516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.207560][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.207581][ T32] r4:00000001 [ 875.207665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.207703][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.207729][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.207759][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.207785][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.207813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.207834][ T32] r4:85243540 [ 875.207860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.207891][ T32] INFO: task kworker/1:67:3273 blocked for more than 452 seconds. [ 875.207935][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.207964][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.207988][ T32] task:kworker/1:67 state:D stack:0 pid:3273 tgid:3273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.208116][ T32] Workqueue: events bpf_prog_free_deferred [ 875.208171][ T32] Call trace: [ 875.208234][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.208282][ T32] r10:8291a684 r9:dfcc5d84 r8:00000002 r7:60000113 r6:dfcc5d8c r5:84882400 [ 875.208499][ T32] r4:84882400 [ 875.208565][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.208610][ T32] r5:84882400 r4:8291a680 [ 875.208631][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.208669][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 875.208958][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 875.209287][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 875.209699][ T32] r4:00000001 ** 3 printk messages dropped ** [ 875.209838][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 875.210669][ T32] Call trace: ** 7 printk messages dropped ** [ 875.210951][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 875.211276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.211343][ T32] r4:00000000 [ 875.211365][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.211431][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.211456][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.211512][ T32] r5:00001000 r4:eab8b000 [ 875.211543][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.211585][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.211646][ T32] r5:8527278c r4:85272400 [ 875.211669][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.211716][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.211736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.211802][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.211827][ T32] r4:85249280 [ 875.211847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.211891][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.211913][ T32] r4:00000001 [ 875.211931][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.211986][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.212034][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.212070][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.212097][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.212136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.212187][ T32] r4:85243540 [ 875.212209][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.212236][ T32] INFO: task kworker/1:68:3278 blocked for more than 452 seconds. [ 875.212263][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.212285][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.212305][ T32] task:kworker/1:68 state:D stack:0 pid:3278 tgid:3278 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.212383][ T32] Workqueue: events bpf_prog_free_deferred [ 875.212454][ T32] Call trace: [ 875.212509][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.212589][ T32] r10:8291a684 r9:dfce5d84 r8:00000002 r7:60000113 r6:dfce5d8c r5:84880c00 [ 875.212615][ T32] r4:84880c00 [ 875.212635][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.212677][ T32] r5:84880c00 r4:8291a680 [ 875.212696][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.212733][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 875.212772][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfce5e08 [ 875.212793][ T32] r4:00000000 [ 875.212821][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 875.212936][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 875.213334][ T32] r5:85f0238c r4:85f02000 ** 7 printk messages dropped ** [ 875.234175][ T32] r4:00000001 ** 4 printk messages dropped ** [ 875.234371][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 875.235552][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 ** 4 printk messages dropped ** [ 875.235735][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.235795][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.235822][ T32] r5:800f0013 r4:80239bb0 [ 875.235862][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.235933][ T32] r4:82ac21e4 [ 875.235982][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.236032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.236055][ T32] r4:eab7ddc0 [ 875.236074][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.236113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.236134][ T32] r4:00000000 [ 875.236173][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.236224][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.236246][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.236308][ T32] r5:00001000 r4:eab8b000 [ 875.236331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.236371][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.236412][ T32] r5:8527278c r4:85272400 [ 875.236431][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.236476][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.236505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.236553][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.236604][ T32] r4:85249280 [ 875.236625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.236671][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.236693][ T32] r4:00000001 [ 875.236711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.236763][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.236794][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.236822][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.236848][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.236904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.236929][ T32] r4:85243540 [ 875.236971][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.237003][ T32] INFO: task kworker/1:69:3281 blocked for more than 452 seconds. [ 875.237046][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.237094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 875.237760][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 875.238102][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 875.238455][ T32] r4:84a9b400 ** 7 printk messages dropped ** [ 875.238723][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.238750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.238771][ T32] r4:84a9c3c0 [ 875.239253][ T32] INFO: task kworker/1:69:3281 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.239288][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.239367][ T32] Workqueue: events bpf_prog_free_deferred [ 875.239431][ T32] Call trace: [ 875.239479][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.239529][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.239571][ T32] r4:00000000 [ 875.239600][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.239638][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.239665][ T32] dd20: e536e000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.239692][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.239717][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.239740][ T32] r5:800f0013 r4:80239bb0 [ 875.239759][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.239818][ T32] r4:82ac21e4 [ 875.239848][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.239935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.239988][ T32] r4:eab7ddc0 [ 875.240020][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.240063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.240085][ T32] r4:00000000 [ 875.240116][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.240173][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.240195][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.240246][ T32] r5:00001000 r4:eab8b000 ** 2 printk messages dropped ** [ 875.240355][ T32] r5:8527278c r4:85272400 ** 5 printk messages dropped ** [ 875.240611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 875.240760][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.240786][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 875.240890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 875.241245][ T32] Call trace: ** 6 printk messages dropped ** [ 875.241695][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 875.241998][ T32] r9:83018205 r8:84885400 r7:00000000 r6:83018200 r5:00001000 r4:7f4bd000 ** 7 printk messages dropped ** [ 875.242529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 875.242899][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 875.277000][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 875.277413][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 ** 9 printk messages dropped ** [ 875.277778][ T32] r4:00000000 ** 5 printk messages dropped ** [ 875.278029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 875.278751][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.278781][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 875.278993][ T32] r4:85243540 ** 3 printk messages dropped ** [ 875.279187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 875.279803][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 875.280515][ T32] r5:00001000 r4:ed82b000 ** 13 printk messages dropped ** [ 875.281343][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 875.281514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.281561][ T32] r4:84a9c240 [ 875.282189][ T32] INFO: task kworker/1:71:3285 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.282225][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.282357][ T32] Workqueue: events bpf_prog_free_deferred [ 875.282407][ T32] Call trace: [ 875.282571][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.282625][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.282649][ T32] r4:00000000 [ 875.282668][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.282767][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.282840][ T32] dd20: e5e49000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.282970][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.283058][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.283119][ T32] r5:800f0013 r4:80239bb0 [ 875.283173][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.283262][ T32] r4:82ac21e4 [ 875.283309][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.283405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.283458][ T32] r4:eab7ddc0 [ 875.296130][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.296282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.296311][ T32] r4:00000000 [ 875.296333][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.296382][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.296405][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.296519][ T32] r5:00001000 r4:eab8b000 [ 875.296580][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.296674][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.296769][ T32] r5:8527278c r4:85272400 [ 875.296821][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.296928][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.296997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.297142][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.297315][ T32] r4:85249280 [ 875.297373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.297473][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.297524][ T32] r4:00000001 [ 875.297569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.297675][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.297748][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.297837][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.297903][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.297935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.297958][ T32] r4:85243540 [ 875.298031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.298066][ T32] INFO: task kworker/1:72:3287 blocked for more than 452 seconds. [ 875.298101][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.298125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.298239][ T32] task:kworker/1:72 state:D stack:0 pid:3287 tgid:3287 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 875.298642][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 875.299658][ T32] r10:61c88647 r9:84886c00 r8:84a9b72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 875.300832][ T32] Call trace: ** 10 printk messages dropped ** [ 875.301328][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 875.301930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 875.302440][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) ** 10 printk messages dropped ** [ 875.303026][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 875.322429][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 875.322942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 875.337769][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 ** 3 printk messages dropped ** [ 875.337888][ T32] dd20: e63d8000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.337916][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.337941][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.337966][ T32] r5:800f0013 r4:80239bb0 [ 875.337986][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.338037][ T32] r4:82ac21e4 [ 875.338061][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.338103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.338131][ T32] r4:eab7ddc0 [ 875.338151][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.338205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.338228][ T32] r4:00000000 [ 875.338268][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.338334][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.338385][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.338432][ T32] r5:00001000 r4:eab8b000 [ 875.338501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.338568][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.338613][ T32] r5:8527278c r4:85272400 [ 875.338675][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.338777][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.338803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.338876][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.338952][ T32] r4:85249280 [ 875.338991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.339367][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.339394][ T32] r4:00000001 [ 875.339416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.339452][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.339478][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.339505][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.339532][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.339560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 875.340178][ T32] task:kworker/1:74 state:D stack:0 pid:3291 tgid:3291 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 875.341979][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 17 printk messages dropped ** [ 875.343211][ T32] INFO: task kworker/1:74:3291 is blocked on a mutex likely owned by task kworker/0:294:4180. ** 19 printk messages dropped ** [ 875.355973][ T32] r4:00000000 ** 8 printk messages dropped ** [ 875.356414][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.356435][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.356480][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.356502][ T32] r4:85249280 [ 875.356522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.356620][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.356902][ T32] r4:00000001 [ 875.356989][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.357104][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.357136][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.357197][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.357276][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.357552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.357599][ T32] r4:85243540 [ 875.357718][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 875.357934][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 14 printk messages dropped ** [ 875.358870][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 15 printk messages dropped ** [ 875.359747][ T32] r10:00000000 r9:84a9ba00 r8:80287e08 r7:dfcc5e60 r6:84a9ba80 r5:848f8c00 ** 13 printk messages dropped ** [ 875.361293][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 ** 2 printk messages dropped ** [ 875.361510][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.361539][ T32] dd20: e63d8000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.361567][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.361868][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.362024][ T32] r5:800f0013 r4:80239bb0 [ 875.362101][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.362207][ T32] r4:82ac21e4 [ 875.362256][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.362352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.362406][ T32] r4:eab7ddc0 [ 875.362513][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.362789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.362888][ T32] r4:00000000 [ 875.363003][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.363108][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.363161][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.363229][ T32] r5:00001000 r4:eab8b000 [ 875.363291][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.363340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.363411][ T32] r5:8527278c r4:85272400 [ 875.363436][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.363526][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 ** 1 printk messages dropped ** [ 875.387495][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 875.387839][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.387996][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 875.388293][ T32] INFO: task kworker/1:76:3296 blocked for more than 452 seconds. ** 13 printk messages dropped ** [ 875.389390][ T32] r4:00000000 ** 7 printk messages dropped ** [ 875.389831][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 875.391186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 875.393058][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 875.414393][ T32] r5:00001000 r4:eab8b000 ** 9 printk messages dropped ** [ 875.416158][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 ** 5 printk messages dropped ** [ 875.416692][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 875.418588][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 18 printk messages dropped ** [ 875.420015][ T32] r10:61c88647 r9:848fa400 r8:84a9bc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 875.422210][ T32] Workqueue: events bpf_prog_free_deferred [ 875.422302][ T32] Call trace: [ 875.422364][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.422463][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.422536][ T32] r4:00000000 [ 875.422581][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.422656][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.422721][ T32] dd20: e6b00000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.422782][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.422851][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.422905][ T32] r5:800f0013 r4:80239bb0 [ 875.422963][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.423045][ T32] r4:82ac21e4 [ 875.423086][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.423224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.423284][ T32] r4:eab7ddc0 [ 875.423325][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.423404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.423449][ T32] r4:00000000 [ 875.423544][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.453431][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.454119][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.454293][ T32] r5:00001000 r4:eab8b000 [ 875.454357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.454448][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.454557][ T32] r5:8527278c r4:85272400 [ 875.454635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.454737][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.454850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.454946][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.455027][ T32] r4:85249280 [ 875.455082][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.455180][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.455226][ T32] r4:00000001 [ 875.455384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.455464][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.455523][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.455578][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.455634][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.455697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.455766][ T32] r4:85243540 [ 875.455845][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.455906][ T32] INFO: task kworker/1:78:3299 blocked for more than 452 seconds. [ 875.455991][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.456063][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.456125][ T32] task:kworker/1:78 state:D stack:0 pid:3299 tgid:3299 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.456252][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 875.456596][ T32] r4:848fb000 ** 9 printk messages dropped ** [ 875.457327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84972d80 ** 17 printk messages dropped ** [ 875.458698][ T32] Exception stack(0xdfd01fb0 to 0xdfd01ff8) ** 10 printk messages dropped ** [ 875.461012][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 ** 16 printk messages dropped ** [ 875.462478][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 ** 14 printk messages dropped ** [ 875.486210][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) ** 2 printk messages dropped ** [ 875.486391][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 875.486649][ T32] INFO: task kworker/1:79:3300 blocked for more than 452 seconds. [ 875.486732][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.486790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.486849][ T32] task:kworker/1:79 state:D stack:0 pid:3300 tgid:3300 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.487010][ T32] Workqueue: events bpf_prog_free_deferred [ 875.487183][ T32] Call trace: [ 875.487288][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.487389][ T32] r10:8291a684 r9:dfd09d84 r8:00000002 r7:60000113 r6:dfd09d8c r5:8492d400 [ 875.487444][ T32] r4:8492d400 [ 875.487506][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.487631][ T32] r5:8492d400 r4:8291a680 [ 875.487699][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.487785][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 875.487872][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd09e08 [ 875.487922][ T32] r4:00000000 [ 875.487965][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 875.488060][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.488179][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.488263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84972e80 [ 875.488306][ T32] r4:00000000 [ 875.488345][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.488430][ T32] r9:83018205 r8:8492d400 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 875.488478][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.488558][ T32] r5:00001000 r4:ed8c1000 [ 875.488597][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.488670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.488747][ T32] r5:85f03b8c r4:85f03800 [ 875.488788][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.488872][ T32] r7:ddde2d80 r6:83018200 r5:85f03b8c r4:84a9be00 [ 875.488913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.488997][ T32] r10:61c88647 r9:8492d400 r8:84a9be2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.489040][ T32] r4:84a9be00 [ 875.489080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.489197][ T32] r10:00000000 r9:84a9be00 r8:80287e08 r7:dfcfde60 r6:847ae900 r5:8492d400 [ 875.489275][ T32] r4:00000001 [ 875.489335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.489406][ T32] Exception stack(0xdfd09fb0 to 0xdfd09ff8) [ 875.489460][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.489515][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.489585][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.489647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.489697][ T32] r4:84a3c000 [ 875.490718][ T32] INFO: task kworker/1:79:3300 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.490797][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.490941][ T32] Workqueue: events bpf_prog_free_deferred [ 875.491061][ T32] Call trace: ** 1 printk messages dropped ** [ 875.491310][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 ** 10 printk messages dropped ** [ 875.492011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 ** 7 printk messages dropped ** [ 875.492613][ T32] r5:00001000 r4:eab8b000 ** 5 printk messages dropped ** [ 875.493032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 875.514582][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.514659][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.514772][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.514897][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 875.515187][ T32] INFO: task kworker/1:80:3303 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 875.515606][ T32] r4:8492e000 ** 4 printk messages dropped ** [ 875.515812][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd15e08 ** 7 printk messages dropped ** [ 875.516549][ T32] r9:83018205 r8:8492e000 r7:00000000 r6:83018200 r5:00001000 r4:7f567000 ** 7 printk messages dropped ** [ 875.518428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 875.519160][ T32] r4:84a3c300 ** 2 printk messages dropped ** [ 875.519997][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 875.520706][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 12 printk messages dropped ** [ 875.521728][ T32] r5:00001000 r4:eab8b000 ** 12 printk messages dropped ** [ 875.522301][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.522455][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.522489][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 875.522546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.522592][ T32] r4:85243540 [ 875.522642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.522849][ T32] INFO: task kworker/1:81:3304 blocked for more than 452 seconds. [ 875.522884][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.522908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.522930][ T32] task:kworker/1:81 state:D stack:0 pid:3304 tgid:3304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.522978][ T32] Workqueue: events bpf_prog_free_deferred [ 875.523019][ T32] Call trace: [ 875.523048][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.523095][ T32] r10:8291a684 r9:dfd19d84 r8:00000002 r7:60000113 r6:dfd19d8c r5:8492c800 [ 875.523117][ T32] r4:8492c800 [ 875.523136][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.523186][ T32] r5:8492c800 r4:8291a680 [ 875.523207][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.523244][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 875.523285][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd19e08 [ 875.523306][ T32] r4:00000000 [ 875.523434][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 875.523553][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.552598][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.552720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2c400 [ 875.552752][ T32] r4:00000000 [ 875.552774][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.552845][ T32] r9:83018205 r8:8492c800 r7:00000000 r6:83018200 r5:00001000 r4:7f56f000 [ 875.552872][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.552919][ T32] r5:00001000 r4:eda0f000 [ 875.552941][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.553082][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.553131][ T32] r5:85f0538c r4:85f05000 [ 875.553159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.553255][ T32] r7:ddde2d80 r6:83018200 r5:85f0538c r4:84a9bf00 [ 875.553409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.553572][ T32] r10:61c88647 r9:8492c800 r8:84a9bf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.553903][ T32] r4:84a9bf00 [ 875.553936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.553998][ T32] r10:00000000 r9:84a9bf00 r8:80287e08 r7:dfd15e60 r6:847aea00 r5:8492c800 [ 875.554022][ T32] r4:00000001 [ 875.554042][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.554080][ T32] Exception stack(0xdfd19fb0 to 0xdfd19ff8) [ 875.554138][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.554180][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.554209][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.554239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.554263][ T32] r4:84a3c300 [ 875.554894][ T32] INFO: task kworker/1:81:3304 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.554956][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.555033][ T32] Workqueue: events bpf_prog_free_deferred [ 875.555158][ T32] Call trace: [ 875.555199][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.555252][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.555278][ T32] r4:00000000 [ 875.555341][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.555446][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.555765][ T32] dd20: e75e5000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.555799][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.555827][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.555852][ T32] r5:800f0013 r4:80239bb0 [ 875.555873][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.556040][ T32] r4:82ac21e4 [ 875.556065][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.556274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.556301][ T32] r4:eab7ddc0 [ 875.556397][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.556443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.556468][ T32] r4:00000000 [ 875.556487][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.556560][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.556586][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.556630][ T32] r5:00001000 r4:eab8b000 [ 875.556701][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.556766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.556914][ T32] r5:8527278c r4:85272400 [ 875.556939][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.557036][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.557062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.557116][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.557157][ T32] r4:85249280 [ 875.557203][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.557320][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.557348][ T32] r4:00000001 [ 875.557369][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.557406][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.557432][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.557460][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.557486][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.557513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.557535][ T32] r4:85243540 [ 875.557556][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.557585][ T32] INFO: task kworker/1:82:3307 blocked for more than 452 seconds. [ 875.557620][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.557647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.557668][ T32] task:kworker/1:82 state:D stack:0 pid:3307 tgid:3307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.557713][ T32] Workqueue: events bpf_prog_free_deferred [ 875.557770][ T32] Call trace: ** 2 printk messages dropped ** [ 875.557886][ T32] r4:83878c00 ** 3 printk messages dropped ** [ 875.558042][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 875.558515][ T32] r5:00001000 r4:ed977000 ** 2 printk messages dropped ** [ 875.558614][ T32] r5:85f0478c r4:85f04400 ** 6 printk messages dropped ** [ 875.558950][ T32] r10:00000000 r9:84a9bf80 r8:80287e08 r7:dfd19e60 r6:847aea80 r5:83878c00 ** 7 printk messages dropped ** [ 875.559340][ T32] r4:84a3c200 ** 2 printk messages dropped ** [ 875.559996][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 875.561261][ T32] dd20: e75e5000 eab75000 00000001 80239b98 7f2c3000 00000001 ** 7 printk messages dropped ** [ 875.561580][ T32] r4:eab7ddc0 ** 4 printk messages dropped ** [ 875.561800][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 ** 4 printk messages dropped ** [ 875.562053][ T32] r5:8527278c r4:85272400 [ 875.562090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.562141][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.562193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.562254][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.562283][ T32] r4:85249280 [ 875.562303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.562350][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.562396][ T32] r4:00000001 [ 875.562436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.562474][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.562500][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.562528][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.562604][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.562638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.562686][ T32] r4:85243540 [ 875.562728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.562758][ T32] INFO: task kworker/1:83:3308 blocked for more than 452 seconds. [ 875.562788][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.562861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.562887][ T32] task:kworker/1:83 state:D stack:0 pid:3308 tgid:3308 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.563251][ T32] Workqueue: events bpf_prog_free_deferred [ 875.563299][ T32] Call trace: [ 875.563378][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.563431][ T32] r10:8291a684 r9:dfd05d84 r8:00000002 r7:60000113 r6:dfd05d8c r5:848fbc00 [ 875.563455][ T32] r4:848fbc00 [ 875.563527][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.597260][ T32] r5:848fbc00 r4:8291a680 [ 875.597308][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.597374][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 875.597461][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd05e08 [ 875.597514][ T32] r4:00000000 [ 875.597563][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 875.597626][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.597683][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.597730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2c340 ** 3 printk messages dropped ** [ 875.597881][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 875.598262][ T32] r10:61c88647 r9:848fbc00 r8:84acb02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 875.598657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 875.599622][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 ** 13 printk messages dropped ** [ 875.600108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 ** 14 printk messages dropped ** [ 875.600685][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 ** 7 printk messages dropped ** [ 875.600971][ T32] r4:85243540 ** 4 printk messages dropped ** [ 875.601135][ T32] task:kworker/1:84 state:D stack:0 pid:3311 tgid:3311 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 875.601626][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd29e08 ** 9 printk messages dropped ** [ 875.602000][ T32] r5:00001000 r4:ed9d3000 ** 4 printk messages dropped ** [ 875.602345][ T32] r7:ddde2d80 r6:83018200 r5:85f04f8c r4:84acb100 ** 8 printk messages dropped ** [ 875.602670][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 875.602829][ T32] r4:84a3c540 [ 875.603297][ T32] INFO: task kworker/1:84:3311 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.603356][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.618556][ T32] Workqueue: events bpf_prog_free_deferred [ 875.618708][ T32] Call trace: [ 875.618745][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.618819][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.618848][ T32] r4:00000000 [ 875.618871][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.618913][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.618943][ T32] dd20: e7d7c000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.618972][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.618997][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.619023][ T32] r5:800f0013 r4:80239bb0 [ 875.619044][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.619110][ T32] r4:82ac21e4 [ 875.619135][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.619289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.619324][ T32] r4:eab7ddc0 [ 875.619345][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.619388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.619430][ T32] r4:00000000 [ 875.619478][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.619531][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.619581][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.619637][ T32] r5:00001000 r4:eab8b000 [ 875.619684][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.619789][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.619850][ T32] r5:8527278c r4:85272400 [ 875.619886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.619969][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.620020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.620072][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.620096][ T32] r4:85249280 [ 875.620140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.620195][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.620232][ T32] r4:00000001 [ 875.620270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.620322][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.620374][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.620471][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.620525][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.620559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.620584][ T32] r4:85243540 [ 875.620607][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.620636][ T32] INFO: task kworker/1:85:3313 blocked for more than 452 seconds. [ 875.620670][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.620734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.620825][ T32] task:kworker/1:85 state:D stack:0 pid:3313 tgid:3313 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.620917][ T32] Workqueue: events bpf_prog_free_deferred [ 875.621055][ T32] Call trace: [ 875.621200][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.621252][ T32] r10:8291a684 r9:dfd2dd84 r8:00000002 r7:60000113 r6:dfd2dd8c r5:848fd400 [ 875.621276][ T32] r4:848fd400 [ 875.621297][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.621340][ T32] r5:848fd400 r4:8291a680 [ 875.621362][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.621400][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 875.621465][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd2de08 [ 875.621564][ T32] r4:00000000 [ 875.621634][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 875.621674][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.621711][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.621754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2c5c0 [ 875.621787][ T32] r4:00000000 [ 875.621846][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.621918][ T32] r9:83018205 r8:848fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f571000 [ 875.621944][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.622012][ T32] r5:00001000 r4:eda25000 [ 875.622036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.622077][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.622119][ T32] r5:85f0578c r4:85f05400 [ 875.622138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.622189][ T32] r7:ddde2d80 r6:83018200 r5:85f0578c r4:84acb200 [ 875.622236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.622287][ T32] r10:61c88647 r9:848fd400 r8:84acb22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.622334][ T32] r4:84acb200 [ 875.622357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.622403][ T32] r10:00000000 r9:84acb200 r8:80287e08 r7:dfd19e60 r6:84acb280 r5:848fd400 ** 4 printk messages dropped ** [ 875.622551][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 875.623432][ T32] Call trace: ** 10 printk messages dropped ** [ 875.637086][ T32] r4:82ac21e4 [ 875.637106][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.637183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.637249][ T32] r4:eab7ddc0 [ 875.637274][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.637317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.637339][ T32] r4:00000000 [ 875.637392][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.637475][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.637502][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.637548][ T32] r5:00001000 r4:eab8b000 [ 875.637569][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.637608][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.637651][ T32] r5:8527278c r4:85272400 [ 875.637710][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.637761][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.637808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.637859][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.637882][ T32] r4:85249280 [ 875.637903][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.637977][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.638028][ T32] r4:00000001 [ 875.638075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.638139][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.638186][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.638219][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.638247][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.638276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.638299][ T32] r4:85243540 [ 875.638324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.638415][ T32] INFO: task kworker/1:86:3315 blocked for more than 452 seconds. [ 875.638480][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.638508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.638543][ T32] task:kworker/1:86 state:D stack:0 pid:3315 tgid:3315 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.638613][ T32] Workqueue: events bpf_prog_free_deferred [ 875.638683][ T32] Call trace: [ 875.638752][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.638818][ T32] r10:8291a684 r9:dfd31d84 r8:00000002 r7:60000113 r6:dfd31d8c r5:848fe000 [ 875.638851][ T32] r4:848fe000 [ 875.638910][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.639017][ T32] r5:848fe000 r4:8291a680 [ 875.639042][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.639109][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 875.639171][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd31e08 [ 875.639194][ T32] r4:00000000 [ 875.639222][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 875.639283][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.639327][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.639371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2c6c0 [ 875.639443][ T32] r4:00000000 [ 875.639467][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.639513][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f573000 [ 875.639535][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.639576][ T32] r5:00001000 r4:eda35000 [ 875.639595][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.639658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.639755][ T32] r5:85f05b8c r4:85f05800 [ 875.639779][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.639826][ T32] r7:ddde2d80 r6:83018200 r5:85f05b8c r4:84acb300 ** 1 printk messages dropped ** [ 875.639893][ T32] r10:61c88647 r9:848fe000 r8:84acb32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 875.640187][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 875.640999][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 875.641414][ T32] dd20: e80f9000 eab75000 00000001 80239b98 7f2c3000 00000001 ** 10 printk messages dropped ** [ 875.641793][ T32] r4:00000000 ** 3 printk messages dropped ** [ 875.642000][ T32] r5:00001000 r4:eab8b000 ** 7 printk messages dropped ** [ 875.642481][ T32] r4:85249280 ** 4 printk messages dropped ** [ 875.642709][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.642763][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 875.642879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 875.643133][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 875.666989][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 875.667436][ T32] r9:83018205 r8:848c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f575000 ** 4 printk messages dropped ** [ 875.667688][ T32] r5:85f05f8c r4:85f05c00 [ 875.667710][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.667759][ T32] r7:ddde2d80 r6:83018200 r5:85f05f8c r4:84acb400 [ 875.667780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.667833][ T32] r10:61c88647 r9:848c0000 r8:84acb42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.667858][ T32] r4:84acb400 [ 875.667878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.667949][ T32] r10:00000000 r9:84acb400 r8:80287e08 r7:dfd31e60 r6:84acb480 r5:848c0000 [ 875.668077][ T32] r4:00000001 [ 875.668102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.668140][ T32] Exception stack(0xdfd35fb0 to 0xdfd35ff8) [ 875.668178][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.668207][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.668234][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.668287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.668314][ T32] r4:84a3ca40 [ 875.668936][ T32] INFO: task kworker/1:87:3317 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.668973][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.669466][ T32] Workqueue: events bpf_prog_free_deferred [ 875.669591][ T32] Call trace: [ 875.669954][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.670659][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.670694][ T32] r4:00000000 [ 875.670717][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.670784][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.670815][ T32] dd20: e83d6000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.670845][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.670871][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.670996][ T32] r5:800f0013 r4:80239bb0 [ 875.671020][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.671062][ T32] r4:82ac21e4 [ 875.671160][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.671256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.671285][ T32] r4:eab7ddc0 [ 875.671382][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.671428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.671453][ T32] r4:00000000 [ 875.671801][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.671900][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.672000][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.672047][ T32] r5:00001000 r4:eab8b000 [ 875.672068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.672107][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.672148][ T32] r5:8527278c r4:85272400 [ 875.672174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.672294][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.672322][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.672370][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.672392][ T32] r4:85249280 [ 875.672411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.672507][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.672534][ T32] r4:00000001 [ 875.672554][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.672614][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.672676][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.672708][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.672737][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.672783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.672811][ T32] r4:85243540 [ 875.672857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.672901][ T32] INFO: task kworker/1:88:3319 blocked for more than 452 seconds. [ 875.672938][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.672964][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.672985][ T32] task:kworker/1:88 state:D stack:0 pid:3319 tgid:3319 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.673033][ T32] Workqueue: events bpf_prog_free_deferred [ 875.673091][ T32] Call trace: [ 875.673123][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.673196][ T32] r10:8291a684 r9:dfd39d84 r8:00000002 r7:60000113 r6:dfd39d8c r5:848c1800 [ 875.673271][ T32] r4:848c1800 [ 875.673348][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.673440][ T32] r5:848c1800 r4:8291a680 [ 875.673485][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.691884][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 875.691973][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd39e08 [ 875.692000][ T32] r4:00000000 [ 875.692086][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 875.692129][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.692176][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.692218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2c880 [ 875.692261][ T32] r4:00000000 [ 875.692358][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.692440][ T32] r9:83018205 r8:848c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f577000 [ 875.692478][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.692540][ T32] r5:00001000 r4:eda59000 [ 875.692565][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.692631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.692684][ T32] r5:85f0638c r4:85f06000 [ 875.692733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.692790][ T32] r7:ddde2d80 r6:83018200 r5:85f0638c r4:84acb500 [ 875.692814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.692862][ T32] r10:61c88647 r9:848c1800 r8:84acb52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.692885][ T32] r4:84acb500 [ 875.692929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.693004][ T32] r10:00000000 r9:84acb500 r8:80287e08 r7:dfd35e60 r6:84acb580 r5:848c1800 [ 875.693056][ T32] r4:00000001 [ 875.693106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.693148][ T32] Exception stack(0xdfd39fb0 to 0xdfd39ff8) [ 875.693204][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.693260][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.693380][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.693531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.696227][ T32] r4:84a3cdc0 [ 875.696900][ T32] INFO: task kworker/1:88:3319 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.696950][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.697024][ T32] Workqueue: events bpf_prog_free_deferred [ 875.697106][ T32] Call trace: [ 875.697145][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.697227][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.697252][ T32] r4:00000000 [ 875.697273][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.697313][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.697342][ T32] dd20: e86f9000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.697370][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 ** 15 printk messages dropped ** [ 875.698145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 875.698436][ T32] r4:85249280 [ 875.698486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.698537][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.698561][ T32] r4:00000001 [ 875.698582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.698669][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.698774][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.698809][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.698836][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.698864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.698911][ T32] r4:85243540 [ 875.698936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.698987][ T32] INFO: task kworker/1:89:3321 blocked for more than 452 seconds. [ 875.699026][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.699052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.699073][ T32] task:kworker/1:89 state:D stack:0 pid:3321 tgid:3321 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.699120][ T32] Workqueue: events bpf_prog_free_deferred [ 875.699187][ T32] Call trace: [ 875.699223][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.699279][ T32] r10:8291a684 r9:dfd3dd84 r8:00000002 r7:60000113 r6:dfd3dd8c r5:848c3000 [ 875.699304][ T32] r4:848c3000 [ 875.699374][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.699434][ T32] r5:848c3000 r4:8291a680 [ 875.699457][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.699497][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 875.699539][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd3de08 [ 875.699596][ T32] r4:00000000 [ 875.699619][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 875.699706][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.699789][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.699836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2c9c0 [ 875.699960][ T32] r4:00000000 [ 875.700032][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.700117][ T32] r9:83018205 r8:848c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f579000 [ 875.700143][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.700192][ T32] r5:00001000 r4:eda6d000 [ 875.700213][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.700276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.700329][ T32] r5:85f0678c r4:85f06400 [ 875.700377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.700433][ T32] r7:ddde2d80 r6:83018200 r5:85f0678c r4:84acb600 [ 875.700506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.700557][ T32] r10:61c88647 r9:848c3000 r8:84acb62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.700587][ T32] r4:84acb600 [ 875.700608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.700653][ T32] r10:00000000 r9:84acb600 r8:80287e08 r7:dfd39e60 r6:84acb680 r5:848c3000 [ 875.700676][ T32] r4:00000001 [ 875.700785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.700841][ T32] Exception stack(0xdfd3dfb0 to 0xdfd3dff8) [ 875.700872][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 875.701697][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 875.702712][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 875.703215][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 ** 7 printk messages dropped ** [ 875.724702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 875.724980][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.725046][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 875.725134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 875.725527][ T32] task:kworker/1:90 state:D stack:0 pid:3322 tgid:3322 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 875.726501][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd41e08 ** 4 printk messages dropped ** [ 875.726657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2cb40 [ 875.726679][ T32] r4:00000000 [ 875.726699][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.726745][ T32] r9:83018205 r8:848c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f57d000 [ 875.726768][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.726822][ T32] r5:00001000 r4:eda9b000 [ 875.726853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.726894][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.726936][ T32] r5:85f06f8c r4:85f06c00 [ 875.726977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.727027][ T32] r7:ddde2d80 r6:83018200 r5:85f06f8c r4:84acb700 [ 875.727148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.727207][ T32] r10:61c88647 r9:848c0c00 r8:84acb72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.727232][ T32] r4:84acb700 [ 875.727273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.727321][ T32] r10:00000000 r9:84acb700 r8:80287e08 r7:dfd3de60 r6:84acb780 r5:848c0c00 [ 875.727345][ T32] r4:00000001 [ 875.727386][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.727426][ T32] Exception stack(0xdfd41fb0 to 0xdfd41ff8) [ 875.727464][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.727674][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.727706][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.727935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.727962][ T32] r4:847ad840 [ 875.728584][ T32] INFO: task kworker/1:90:3322 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.728633][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.728747][ T32] Workqueue: events bpf_prog_free_deferred [ 875.728847][ T32] Call trace: [ 875.728940][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.728993][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.729017][ T32] r4:00000000 [ 875.729036][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.729099][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.729132][ T32] dd20: e8a23000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.729185][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.729215][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.729266][ T32] r5:800f0013 r4:80239bb0 [ 875.729315][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.729412][ T32] r4:82ac21e4 [ 875.729436][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 875.729774][ T32] r5:00001000 r4:eab8b000 ** 12 printk messages dropped ** [ 875.730339][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.730372][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.730401][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.730429][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 875.730707][ T32] r4:85243540 ** 4 printk messages dropped ** [ 875.730910][ T32] task:kworker/1:91 state:D stack:0 pid:3325 tgid:3325 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 875.731589][ T32] r4:00000000 ** 4 printk messages dropped ** [ 875.731909][ T32] r4:00000000 ** 4 printk messages dropped ** [ 875.732062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 875.732442][ T32] r10:00000000 r9:84acb800 r8:80287e08 r7:dfd41e60 r6:84acb880 r5:848c3c00 ** 7 printk messages dropped ** [ 875.732755][ T32] r4:84a6b040 ** 2 printk messages dropped ** [ 875.733408][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 875.758719][ T32] dd20: e8e0d000 eab75000 00000001 80239b98 7f2c3000 00000001 ** 9 printk messages dropped ** [ 875.759252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 ** 9 printk messages dropped ** [ 875.759852][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.759890][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.759957][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.759984][ T32] r4:85249280 [ 875.760004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.760051][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.760086][ T32] r4:00000001 [ 875.760122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.760193][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.760224][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.760278][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.760308][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.760365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.760391][ T32] r4:85243540 [ 875.760415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.760455][ T32] INFO: task kworker/1:92:3328 blocked for more than 452 seconds. [ 875.760515][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.760543][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.760567][ T32] task:kworker/1:92 state:D stack:0 pid:3328 tgid:3328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.760652][ T32] Workqueue: events bpf_prog_free_deferred [ 875.760700][ T32] Call trace: [ 875.760761][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.760811][ T32] r10:8291a684 r9:dfd49d84 r8:00000002 r7:60000113 r6:dfd49d8c r5:848c4800 [ 875.760834][ T32] r4:848c4800 [ 875.760873][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.760920][ T32] r5:848c4800 r4:8291a680 [ 875.760940][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.760978][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 875.761019][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd49e08 [ 875.761042][ T32] r4:00000000 [ 875.761073][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 875.761111][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.761160][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.761250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2cc80 [ 875.761279][ T32] r4:00000000 [ 875.761299][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.761368][ T32] r9:83018205 r8:848c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f57f000 [ 875.761394][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.761457][ T32] r5:00001000 r4:edaa9000 [ 875.761481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.761521][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.761565][ T32] r5:85f0738c r4:85f07000 [ 875.761585][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.761631][ T32] r7:ddde2d80 r6:83018200 r5:85f0738c r4:84acb900 [ 875.761653][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.761700][ T32] r10:61c88647 r9:848c4800 r8:84acb92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.761747][ T32] r4:84acb900 [ 875.761796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.761852][ T32] r10:00000000 r9:84acb900 r8:80287e08 r7:dfd41e60 r6:84acb980 r5:848c4800 [ 875.761902][ T32] r4:00000001 [ 875.761925][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.761962][ T32] Exception stack(0xdfd49fb0 to 0xdfd49ff8) [ 875.761994][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.762027][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.762055][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.762115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.762178][ T32] r4:84a6b280 [ 875.762800][ T32] INFO: task kworker/1:92:3328 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.762924][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.763072][ T32] Workqueue: events bpf_prog_free_deferred [ 875.763157][ T32] Call trace: [ 875.763190][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.763244][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.763268][ T32] r4:00000000 [ 875.763289][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.763328][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.763356][ T32] dd20: e8e0d000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.763384][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.763409][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.763432][ T32] r5:800f0013 r4:80239bb0 [ 875.763502][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.776449][ T32] r4:82ac21e4 [ 875.776499][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.776567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.776592][ T32] r4:eab7ddc0 [ 875.776612][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.776655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.776694][ T32] r4:00000000 [ 875.776718][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.776791][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.776819][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.776872][ T32] r5:00001000 r4:eab8b000 [ 875.776895][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.776935][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.776978][ T32] r5:8527278c r4:85272400 [ 875.777004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.777053][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.777088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.777140][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.777189][ T32] r4:85249280 [ 875.777212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.777283][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.777335][ T32] r4:00000001 [ 875.777393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.777437][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.777467][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.777496][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.777558][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.777605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.777633][ T32] r4:85243540 [ 875.777656][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.777710][ T32] INFO: task kworker/1:93:3329 blocked for more than 452 seconds. [ 875.777747][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.777772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.777795][ T32] task:kworker/1:93 state:D stack:0 pid:3329 tgid:3329 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.777853][ T32] Workqueue: events bpf_prog_free_deferred [ 875.777899][ T32] Call trace: [ 875.777985][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.778063][ T32] r10:8291a684 r9:dfd4dd84 r8:00000002 r7:60000113 r6:dfd4dd8c r5:848c5400 [ 875.778090][ T32] r4:848c5400 [ 875.778171][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.778378][ T32] r5:848c5400 r4:8291a680 [ 875.778404][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 875.778530][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd4de08 ** 9 printk messages dropped ** [ 875.779607][ T32] r5:00001000 r4:edac3000 ** 4 printk messages dropped ** [ 875.779791][ T32] r7:ddde2d80 r6:83018200 r5:85f0778c r4:84acba00 ** 8 printk messages dropped ** [ 875.780169][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 875.780998][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 875.781551][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 875.781718][ T32] r4:00000000 ** 3 printk messages dropped ** [ 875.781840][ T32] r5:00001000 r4:eab8b000 ** 8 printk messages dropped ** [ 875.782212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.782263][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.782310][ T32] r4:00000001 [ 875.782335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.782396][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.782427][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.782455][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.782482][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.782510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.782532][ T32] r4:85243540 [ 875.782569][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.782624][ T32] INFO: task kworker/1:94:3332 blocked for more than 452 seconds. [ 875.782658][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.782710][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.782735][ T32] task:kworker/1:94 state:D stack:0 pid:3332 tgid:3332 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.782804][ T32] Workqueue: events bpf_prog_free_deferred [ 875.782872][ T32] Call trace: [ 875.782907][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.782967][ T32] r10:8291a684 r9:dfd51d84 r8:00000002 r7:60000113 r6:dfd51d8c r5:848c6000 [ 875.782994][ T32] r4:848c6000 [ 875.783040][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.783085][ T32] r5:848c6000 r4:8291a680 [ 875.783130][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.783245][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 875.783297][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd51e08 [ 875.783353][ T32] r4:00000000 [ 875.783387][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 875.783476][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.783575][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.806237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2cfc0 [ 875.806288][ T32] r4:00000000 [ 875.806312][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.806397][ T32] r9:83018205 r8:848c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f587000 [ 875.806432][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.806490][ T32] r5:00001000 r4:edaf9000 [ 875.806511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.806576][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.806675][ T32] r5:85f0838c r4:85f08000 [ 875.806700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.806750][ T32] r7:ddde2d80 r6:83018200 r5:85f0838c r4:84acbb00 [ 875.806772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.806820][ T32] r10:61c88647 r9:848c6000 r8:84acbb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.806845][ T32] r4:84acbb00 [ 875.806865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.806910][ T32] r10:00000000 r9:84acbb00 r8:80287e08 r7:dfd4de60 r6:84acbb80 r5:848c6000 [ 875.806933][ T32] r4:00000001 [ 875.806995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.807038][ T32] Exception stack(0xdfd51fb0 to 0xdfd51ff8) [ 875.807069][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.807097][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.807124][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.807159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.807184][ T32] r4:84a6b3c0 [ 875.807810][ T32] INFO: task kworker/1:94:3332 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.807847][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.807918][ T32] Workqueue: events bpf_prog_free_deferred [ 875.808045][ T32] Call trace: [ 875.808186][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.808240][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.808288][ T32] r4:00000000 [ 875.808362][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.808407][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.808535][ T32] dd20: e95df000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.808601][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.808655][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.808707][ T32] r5:800f0013 r4:80239bb0 [ 875.808732][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.808775][ T32] r4:82ac21e4 [ 875.808796][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.808838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.808860][ T32] r4:eab7ddc0 [ 875.808932][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.809102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.809130][ T32] r4:00000000 [ 875.809159][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.809253][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.809286][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.809330][ T32] r5:00001000 r4:eab8b000 [ 875.809382][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.809426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.809469][ T32] r5:8527278c r4:85272400 [ 875.809490][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.809535][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.809557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.809604][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.809627][ T32] r4:85249280 [ 875.809671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.809735][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.809788][ T32] r4:00000001 [ 875.809826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.809867][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.809894][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.809922][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.810023][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.810060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.810135][ T32] r4:85243540 [ 875.810165][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.810226][ T32] INFO: task kworker/1:95:3333 blocked for more than 452 seconds. [ 875.810264][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.810290][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.810323][ T32] task:kworker/1:95 state:D stack:0 pid:3333 tgid:3333 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.810374][ T32] Workqueue: events bpf_prog_free_deferred [ 875.810416][ T32] Call trace: [ 875.810447][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.810494][ T32] r10:8291a684 r9:dfd55d84 r8:00000002 r7:60000113 r6:dfd55d8c r5:848c6c00 [ 875.810517][ T32] r4:848c6c00 [ 875.810549][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.810595][ T32] r5:848c6c00 r4:8291a680 [ 875.810621][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.810662][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 875.810715][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd55e08 [ 875.810741][ T32] r4:00000000 [ 875.810761][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 875.810808][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.810845][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.810886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b081c0 [ 875.810909][ T32] r4:00000000 [ 875.810947][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.810994][ T32] r9:83018205 r8:848c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f58b000 [ 875.811067][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.811112][ T32] r5:00001000 r4:edb1d000 [ 875.811158][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.811201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.811270][ T32] r5:85f08b8c r4:85f08800 [ 875.811295][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.811380][ T32] r7:ddde2d80 r6:83018200 r5:85f08b8c r4:84acbc00 [ 875.811436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.811489][ T32] r10:61c88647 r9:848c6c00 r8:84acbc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.811588][ T32] r4:84acbc00 [ 875.811611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.811706][ T32] r10:00000000 r9:84acbc00 r8:80287e08 r7:dfd51e60 r6:84acbc80 r5:848c6c00 [ 875.812346][ T32] r4:00000001 [ 875.812370][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.812410][ T32] Exception stack(0xdfd55fb0 to 0xdfd55ff8) [ 875.813132][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.813185][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.813215][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.813245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.813318][ T32] r4:84a6b700 [ 875.837650][ T32] INFO: task kworker/1:95:3333 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.837768][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.838030][ T32] Workqueue: events bpf_prog_free_deferred [ 875.838097][ T32] Call trace: [ 875.838227][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.838292][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.838317][ T32] r4:00000000 [ 875.838338][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.838380][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.838411][ T32] dd20: e98f7000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.838441][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.838489][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.838518][ T32] r5:800f0013 r4:80239bb0 [ 875.838540][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.838609][ T32] r4:82ac21e4 [ 875.838646][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.838694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.839141][ T32] r4:eab7ddc0 [ 875.839174][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.839244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.839272][ T32] r4:00000000 [ 875.839293][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.839370][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.839397][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.839487][ T32] r5:00001000 r4:eab8b000 [ 875.839516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.839584][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.839664][ T32] r5:8527278c r4:85272400 [ 875.839689][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.839739][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.839762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.839836][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.839869][ T32] r4:85249280 [ 875.839898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.839945][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.839969][ T32] r4:00000001 [ 875.839989][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.840046][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.840077][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.840106][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.840133][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.840169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.840193][ T32] r4:85243540 [ 875.840216][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.840244][ T32] INFO: task kworker/1:96:3335 blocked for more than 452 seconds. [ 875.840278][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.840303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.840323][ T32] task:kworker/1:96 state:D stack:0 pid:3335 tgid:3335 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.840370][ T32] Workqueue: events bpf_prog_free_deferred [ 875.840441][ T32] Call trace: [ 875.840501][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.840560][ T32] r10:8291a684 r9:dfd45d84 r8:00000002 r7:60000113 r6:dfd45d8c r5:848c2400 [ 875.840585][ T32] r4:848c2400 [ 875.840605][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.840654][ T32] r5:848c2400 r4:8291a680 [ 875.840779][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.840822][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 875.840937][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd45e08 [ 875.840965][ T32] r4:00000000 [ 875.840985][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 875.841032][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.841070][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.841111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b08000 [ 875.841137][ T32] r4:00000000 [ 875.841205][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.841256][ T32] r9:83018205 r8:848c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f589000 [ 875.841280][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.841373][ T32] r5:00001000 r4:edb11000 [ 875.841440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.841535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.841586][ T32] r5:85f0878c r4:85f08400 [ 875.841608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.841681][ T32] r7:ddde2d80 r6:83018200 r5:85f0878c r4:84acbd00 [ 875.841712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.841777][ T32] r10:61c88647 r9:848c2400 r8:84acbd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.841879][ T32] r4:84acbd00 [ 875.841902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.841974][ T32] r10:00000000 r9:84acbd00 r8:80287e08 r7:dfd51e60 r6:84acbd80 r5:848c2400 [ 875.842083][ T32] r4:00000001 [ 875.842119][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.842162][ T32] Exception stack(0xdfd45fb0 to 0xdfd45ff8) [ 875.842190][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.842236][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.842293][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.842326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.842371][ T32] r4:84a6b700 [ 875.842899][ T32] INFO: task kworker/1:96:3335 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.842970][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.843041][ T32] Workqueue: events bpf_prog_free_deferred [ 875.843268][ T32] Call trace: [ 875.843312][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.843363][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.843412][ T32] r4:00000000 [ 875.843436][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.864045][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.864132][ T32] dd20: e9b81000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.864200][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.864231][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.864374][ T32] r5:800f0013 r4:80239bb0 [ 875.864403][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.864493][ T32] r4:82ac21e4 [ 875.864520][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.864564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.864587][ T32] r4:eab7ddc0 [ 875.864607][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.864675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.865181][ T32] r4:00000000 [ 875.865288][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.865585][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.865612][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.865660][ T32] r5:00001000 r4:eab8b000 [ 875.865681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.865721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.865789][ T32] r5:8527278c r4:85272400 [ 875.865814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.865864][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.865901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.865956][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.865981][ T32] r4:85249280 [ 875.866000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.866048][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.866097][ T32] r4:00000001 [ 875.866122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.866183][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.866213][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.866266][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.866297][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.866327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.866374][ T32] r4:85243540 [ 875.866401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.866445][ T32] INFO: task kworker/1:97:3337 blocked for more than 452 seconds. [ 875.866897][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.866933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.867514][ T32] task:kworker/1:97 state:D stack:0 pid:3337 tgid:3337 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.867915][ T32] Workqueue: events bpf_prog_free_deferred [ 875.867971][ T32] Call trace: [ 875.868026][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.868080][ T32] r10:8291a684 r9:dfd69d84 r8:00000002 r7:60000113 r6:dfd69d8c r5:848fec00 [ 875.868104][ T32] r4:848fec00 [ 875.868156][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.868224][ T32] r5:848fec00 r4:8291a680 [ 875.868248][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.868317][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 875.868468][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd69e08 [ 875.868520][ T32] r4:00000000 [ 875.868593][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 875.868637][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.868701][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.868746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b085c0 [ 875.868775][ T32] r4:00000000 [ 875.868796][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.868866][ T32] r9:83018205 r8:848fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f593000 [ 875.868917][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.868963][ T32] r5:00001000 r4:edbab000 [ 875.869008][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.869076][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.869122][ T32] r5:85f09b8c r4:85f09800 [ 875.869146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.869227][ T32] r7:ddde2d80 r6:83018200 r5:85f09b8c r4:84acbe00 [ 875.869250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.869336][ T32] r10:61c88647 r9:848fec00 r8:84acbe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.869371][ T32] r4:84acbe00 [ 875.869426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.869499][ T32] r10:00000000 r9:84acbe00 r8:80287e08 r7:dfd51e60 r6:84acbe80 r5:848fec00 [ 875.869525][ T32] r4:00000001 [ 875.869575][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.869614][ T32] Exception stack(0xdfd69fb0 to 0xdfd69ff8) [ 875.869643][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.869677][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.869706][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.869735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.869758][ T32] r4:84a6bac0 [ 875.870392][ T32] INFO: task kworker/1:97:3337 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.870430][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.870488][ T32] Workqueue: events bpf_prog_free_deferred [ 875.870536][ T32] Call trace: [ 875.870732][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.870985][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.871014][ T32] r4:00000000 [ 875.871159][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.871212][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.871456][ T32] dd20: e9b81000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.871507][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.871536][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.871560][ T32] r5:800f0013 r4:80239bb0 [ 875.871622][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.871672][ T32] r4:82ac21e4 [ 875.871707][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.871777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.871808][ T32] r4:eab7ddc0 [ 875.871856][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.871902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.871950][ T32] r4:00000000 [ 875.871974][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.872020][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.872041][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.872106][ T32] r5:00001000 r4:eab8b000 [ 875.872135][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.872184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.872252][ T32] r5:8527278c r4:85272400 [ 875.872276][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.872330][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.872379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.872454][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.872506][ T32] r4:85249280 [ 875.872531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.872578][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.872629][ T32] r4:00000001 [ 875.872676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.872716][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.872755][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.872786][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.872814][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.872870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.872897][ T32] r4:85243540 [ 875.872924][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.872952][ T32] INFO: task kworker/1:98:3339 blocked for more than 452 seconds. [ 875.872982][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.873006][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.873028][ T32] task:kworker/1:98 state:D stack:0 pid:3339 tgid:3339 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.873157][ T32] Workqueue: events bpf_prog_free_deferred [ 875.873254][ T32] Call trace: [ 875.873285][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.873334][ T32] r10:8291a684 r9:dfd61d84 r8:00000002 r7:60000113 r6:dfd61d8c r5:848c8c00 [ 875.873357][ T32] r4:848c8c00 [ 875.873377][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.873437][ T32] r5:848c8c00 r4:8291a680 [ 875.873462][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.898845][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 875.898987][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd61e08 [ 875.899016][ T32] r4:00000000 [ 875.899037][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 875.899074][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.899113][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.899174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84972ec0 [ 875.899223][ T32] r4:00000000 [ 875.899265][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.899348][ T32] r9:83018205 r8:848c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f585000 [ 875.899404][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.899499][ T32] r5:00001000 r4:edae9000 [ 875.899525][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.899566][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.899669][ T32] r5:85f07f8c r4:85f07c00 [ 875.899695][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.899774][ T32] r7:ddde2d80 r6:83018200 r5:85f07f8c r4:84acbf00 [ 875.899800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.899848][ T32] r10:61c88647 r9:848c8c00 r8:84acbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.899871][ T32] r4:84acbf00 [ 875.899890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.900001][ T32] r10:00000000 r9:84acbf00 r8:80287e08 r7:dfd69e60 r6:84acbf80 r5:848c8c00 [ 875.900029][ T32] r4:00000001 [ 875.900069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.900154][ T32] Exception stack(0xdfd61fb0 to 0xdfd61ff8) [ 875.900194][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.900225][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.900251][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.900372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.900431][ T32] r4:84a6b700 [ 875.901059][ T32] INFO: task kworker/1:98:3339 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.901099][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.901195][ T32] Workqueue: events bpf_prog_free_deferred [ 875.901360][ T32] Call trace: [ 875.901416][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.901528][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.901561][ T32] r4:00000000 [ 875.901584][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.901625][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.901653][ T32] dd20: ea0bd000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.901682][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.901707][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.901731][ T32] r5:800f0013 r4:80239bb0 [ 875.901752][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.901805][ T32] r4:82ac21e4 [ 875.901830][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.901872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.901895][ T32] r4:eab7ddc0 [ 875.901916][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.901958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.901980][ T32] r4:00000000 [ 875.902024][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.902073][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.902095][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.902138][ T32] r5:00001000 r4:eab8b000 [ 875.902175][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.902220][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.902264][ T32] r5:8527278c r4:85272400 [ 875.902286][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.902333][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.902355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.902407][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.902481][ T32] r4:85249280 [ 875.902506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.902567][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.902618][ T32] r4:00000001 [ 875.902641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.902729][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.902760][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.902840][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.902870][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.902899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.902921][ T32] r4:85243540 [ 875.902968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.903001][ T32] INFO: task kworker/1:99:3341 blocked for more than 452 seconds. [ 875.903037][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.903109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.903182][ T32] task:kworker/1:99 state:D stack:0 pid:3341 tgid:3341 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.903260][ T32] Workqueue: events bpf_prog_free_deferred [ 875.903378][ T32] Call trace: [ 875.903414][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.903462][ T32] r10:8291a684 r9:dfd75d84 r8:00000002 r7:60000113 r6:dfd75d8c r5:848c9800 [ 875.903546][ T32] r4:848c9800 [ 875.910605][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.910729][ T32] r5:848c9800 r4:8291a680 [ 875.910847][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.910893][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 875.910938][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd75e08 [ 875.910962][ T32] r4:00000000 [ 875.911635][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 875.911676][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.911717][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.911851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b084c0 [ 875.911879][ T32] r4:00000000 [ 875.912153][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.912209][ T32] r9:83018205 r8:848c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f591000 [ 875.912234][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.912355][ T32] r5:00001000 r4:edb67000 [ 875.912380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.912439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.912485][ T32] r5:85f0978c r4:85f09400 [ 875.912506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.912553][ T32] r7:ddde2d80 r6:83018200 r5:85f0978c r4:84b1b000 [ 875.912575][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.912646][ T32] r10:61c88647 r9:848c9800 r8:84b1b02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.912698][ T32] r4:84b1b000 [ 875.912723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.912771][ T32] r10:00000000 r9:84b1b000 r8:80287e08 r7:dfd69e60 r6:84b1b080 r5:848c9800 [ 875.912793][ T32] r4:00000001 [ 875.912813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.912849][ T32] Exception stack(0xdfd75fb0 to 0xdfd75ff8) [ 875.912879][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.912933][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.912969][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.913001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.913024][ T32] r4:84a6bcc0 [ 875.934122][ T32] INFO: task kworker/1:99:3341 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.934243][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.934368][ T32] Workqueue: events bpf_prog_free_deferred [ 875.934485][ T32] Call trace: [ 875.934577][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.934646][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.934687][ T32] r4:00000000 [ 875.934737][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.934783][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.934814][ T32] dd20: ea592000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.934844][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.934870][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.934893][ T32] r5:800f0013 r4:80239bb0 [ 875.934949][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.934997][ T32] r4:82ac21e4 [ 875.935042][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.935113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.935140][ T32] r4:eab7ddc0 [ 875.935161][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.935234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.935262][ T32] r4:00000000 [ 875.935283][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.935330][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.935352][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.935394][ T32] r5:00001000 r4:eab8b000 [ 875.935414][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.935453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.935494][ T32] r5:8527278c r4:85272400 [ 875.935531][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.935608][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.935634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.935706][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.935733][ T32] r4:85249280 [ 875.935754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.935801][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.935850][ T32] r4:00000001 [ 875.935924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.935976][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.936008][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.936037][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.936063][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.936104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.936130][ T32] r4:85243540 [ 875.936198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.936258][ T32] INFO: task kworker/1:100:3344 blocked for more than 452 seconds. [ 875.936296][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.936323][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.936345][ T32] task:kworker/1:100 state:D stack:0 pid:3344 tgid:3344 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.936396][ T32] Workqueue: events bpf_prog_free_deferred [ 875.936469][ T32] Call trace: [ 875.936555][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.936630][ T32] r10:8291a684 r9:dfd85d84 r8:00000002 r7:60000113 r6:dfd85d8c r5:848ca400 [ 875.936657][ T32] r4:848ca400 [ 875.936695][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.936741][ T32] r5:848ca400 r4:8291a680 [ 875.936796][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.936839][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 875.936883][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd85e08 [ 875.936907][ T32] r4:00000000 [ 875.936926][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 875.936961][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.937002][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.937045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b086c0 [ 875.937067][ T32] r4:00000000 [ 875.937087][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.937130][ T32] r9:83018205 r8:848ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f595000 [ 875.937191][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.937245][ T32] r5:00001000 r4:edbbd000 [ 875.937292][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.937339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.937382][ T32] r5:85f09f8c r4:85f09c00 [ 875.937402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.937446][ T32] r7:ddde2d80 r6:83018200 r5:85f09f8c r4:84b1b100 [ 875.937467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.937514][ T32] r10:61c88647 r9:848ca400 r8:84b1b12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.937604][ T32] r4:84b1b100 [ 875.937627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.937698][ T32] r10:00000000 r9:84b1b100 r8:80287e08 r7:dfd75e60 r6:84b1b180 r5:848ca400 [ 875.937748][ T32] r4:00000001 [ 875.937771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.937833][ T32] Exception stack(0xdfd85fb0 to 0xdfd85ff8) [ 875.937888][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.937945][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.937975][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.938005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.938027][ T32] r4:84b1e0c0 [ 875.938607][ T32] INFO: task kworker/1:100:3344 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.938646][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.938702][ T32] Workqueue: events bpf_prog_free_deferred [ 875.938766][ T32] Call trace: [ 875.938825][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.938877][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.938901][ T32] r4:00000000 [ 875.938947][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.939015][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.939058][ T32] dd20: ea592000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.939113][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.939154][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.939187][ T32] r5:800f0013 r4:80239bb0 [ 875.939211][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.939251][ T32] r4:82ac21e4 [ 875.939271][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.939337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.939370][ T32] r4:eab7ddc0 [ 875.939392][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.939448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.939486][ T32] r4:00000000 [ 875.939509][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.939553][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.939576][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.939619][ T32] r5:00001000 r4:eab8b000 [ 875.939664][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.939708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.939774][ T32] r5:8527278c r4:85272400 [ 875.939799][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.939852][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.939899][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.939951][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.939976][ T32] r4:85249280 [ 875.939995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.940041][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.940064][ T32] r4:00000001 [ 875.940100][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.940154][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.940213][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.940245][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.940307][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.940341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.940364][ T32] r4:85243540 [ 875.940396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.940449][ T32] INFO: task kworker/1:101:3346 blocked for more than 452 seconds. [ 875.940480][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.940541][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.940566][ T32] task:kworker/1:101 state:D stack:0 pid:3346 tgid:3346 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.940635][ T32] Workqueue: events bpf_prog_free_deferred [ 875.940680][ T32] Call trace: [ 875.940709][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.940761][ T32] r10:8291a684 r9:dfd99d84 r8:00000002 r7:60000113 r6:dfd99d8c r5:848cb000 [ 875.940787][ T32] r4:848cb000 [ 875.940820][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.940891][ T32] r5:848cb000 r4:8291a680 [ 875.940922][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.940961][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 875.941037][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd99e08 [ 875.941063][ T32] r4:00000000 [ 875.941095][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 875.941132][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.941296][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.941343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b083c0 [ 875.941380][ T32] r4:00000000 [ 875.941430][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.941502][ T32] r9:83018205 r8:848cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f58f000 [ 875.941552][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.941612][ T32] r5:00001000 r4:edb41000 [ 875.941647][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.941693][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.941741][ T32] r5:85f0938c r4:85f09000 [ 875.941777][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.941827][ T32] r7:ddde2d80 r6:83018200 r5:85f0938c r4:84b1b200 [ 875.941874][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.941924][ T32] r10:61c88647 r9:848cb000 r8:84b1b22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.941947][ T32] r4:84b1b200 [ 875.941967][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.942011][ T32] r10:00000000 r9:84b1b200 r8:80287e08 r7:dfd85e60 r6:84b1b280 r5:848cb000 [ 875.942060][ T32] r4:00000001 [ 875.942133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.942180][ T32] Exception stack(0xdfd99fb0 to 0xdfd99ff8) [ 875.942207][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.942237][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.942301][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.942333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.942382][ T32] r4:84b1e300 [ 875.942902][ T32] INFO: task kworker/1:101:3346 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.942971][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.943072][ T32] Workqueue: events bpf_prog_free_deferred [ 875.943290][ T32] Call trace: [ 875.943324][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.943375][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.943466][ T32] r4:00000000 [ 875.954652][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.954788][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.954825][ T32] dd20: ea592000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.954856][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.954882][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.954908][ T32] r5:800f0013 r4:80239bb0 [ 875.954962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.955010][ T32] r4:82ac21e4 [ 875.955242][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.955348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.955375][ T32] r4:eab7ddc0 [ 875.955396][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.955454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 [ 875.955480][ T32] r4:00000000 [ 875.955501][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.955547][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 875.955568][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.955778][ T32] r5:00001000 r4:eab8b000 [ 875.955804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.955845][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.955888][ T32] r5:8527278c r4:85272400 [ 875.955908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.956020][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.956046][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.956095][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 875.956208][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 875.956396][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.956423][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 875.956528][ T32] r4:85243540 [ 875.956551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.956605][ T32] INFO: task kworker/1:102:3347 blocked for more than 452 seconds. [ 875.956673][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.956701][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.956745][ T32] task:kworker/1:102 state:D stack:0 pid:3347 tgid:3347 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.956807][ T32] Workqueue: events bpf_prog_free_deferred [ 875.956906][ T32] Call trace: [ 875.956941][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 875.956991][ T32] r10:8291a684 r9:dfd8dd84 r8:00000002 r7:60000113 r6:dfd8dd8c r5:848cbc00 [ 875.957015][ T32] r4:848cbc00 [ 875.957035][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 875.957097][ T32] r5:848cbc00 r4:8291a680 [ 875.957120][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.957203][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 875.957255][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd8de08 [ 875.957279][ T32] r4:00000000 [ 875.957300][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 875.957335][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.957409][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.957504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a39440 [ 875.957530][ T32] r4:00000000 [ 875.957552][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 875.957597][ T32] r9:83018205 r8:848cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f5db000 [ 875.957619][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.957685][ T32] r5:00001000 r4:ed617000 [ 875.957726][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.957770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.957837][ T32] r5:85f0a38c r4:85f0a000 [ 875.957862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.957908][ T32] r7:ddde2d80 r6:83018200 r5:85f0a38c r4:84b1b300 [ 875.957945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.957994][ T32] r10:61c88647 r9:848cbc00 r8:84b1b32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.958017][ T32] r4:84b1b300 [ 875.958036][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.958107][ T32] r10:00000000 r9:84b1b300 r8:80287e08 r7:dfd85e60 r6:84b1b380 r5:848cbc00 [ 875.958133][ T32] r4:00000001 [ 875.958153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.958295][ T32] Exception stack(0xdfd8dfb0 to 0xdfd8dff8) [ 875.958351][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.958396][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.958501][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.958534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.958569][ T32] r4:84b1e180 [ 875.959188][ T32] INFO: task kworker/1:102:3347 is blocked on a mutex likely owned by task kworker/0:294:4180. [ 875.959225][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.959341][ T32] Workqueue: events bpf_prog_free_deferred [ 875.959402][ T32] Call trace: [ 875.959436][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 875.959511][ T32] r10:82ac21c4 r9:84935400 r8:80200be4 r7:eab7dd5c r6:ffffffff r5:84935400 [ 875.959551][ T32] r4:00000000 [ 875.959574][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.959614][ T32] Exception stack(0xeab7dd28 to 0xeab7dd70) [ 875.959642][ T32] dd20: ea592000 eab75000 00000001 80239b98 7f2c3000 00000001 [ 875.959670][ T32] dd40: 82ac15a0 7f2c3000 eab75000 8280c928 82ac21c4 eab7dda4 eab7dda8 eab7dd78 [ 875.959695][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.959718][ T32] r5:800f0013 r4:80239bb0 [ 875.959764][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.959833][ T32] r4:82ac21e4 [ 875.959858][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.959901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab7ddc0 r5:eab7de08 [ 875.959928][ T32] r4:eab7ddc0 [ 875.959950][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.959992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243780 ** 4 printk messages dropped ** [ 875.960178][ T32] r5:00001000 r4:eab8b000 [ 875.960200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.960240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.960292][ T32] r5:8527278c r4:85272400 [ 875.960317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.960364][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85249280 [ 875.960398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.960449][ T32] r10:61c88647 r9:84935400 r8:852492ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.960530][ T32] r4:85249280 [ 875.960565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.960614][ T32] r10:00000000 r9:85249280 r8:80287e08 r7:eab71e60 r6:85249300 r5:84935400 [ 875.960649][ T32] r4:00000001 [ 875.960672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.960729][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 875.960758][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.960798][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.960828][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.960857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.960879][ T32] r4:85243540 [ 875.960932][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 6 printk messages dropped ** [ 875.961263][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 875.961536][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdb5e08 ** 9 printk messages dropped ** [ 875.961918][ T32] r5:00001000 r4:ed679000 ** 4 printk messages dropped ** [ 875.962170][ T32] r7:ddde2d80 r6:83018200 r5:85f0a78c r4:84b1b500 ** 8 printk messages dropped ** [ 875.962587][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 875.963317][ T32] task:kworker/0:294 state:R running task stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 876.008674][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 876.009260][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 876.011131][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.011185][ T32] r5:00001000 r4:eaab3000 [ 876.011234][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.011279][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.011349][ T32] r5:85296f8c r4:85296c00 [ 876.011452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.011555][ T32] r7:ddde2d80 r6:83018200 r5:85296f8c r4:851b3300 [ 876.011583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.011632][ T32] r10:61c88647 r9:85170000 r8:851b332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.011656][ T32] r4:851b3300 [ 876.011678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.011725][ T32] r10:00000000 r9:851b3300 r8:80287e08 r7:ea815e60 r6:851b3380 r5:85170000 [ 876.011770][ T32] r4:00000001 [ 876.011831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.011875][ T32] Exception stack(0xea9b5fb0 to 0xea9b5ff8) [ 876.011932][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 876.011968][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.012047][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.012081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.012106][ T32] r4:850b9180 [ 876.012639][ T32] INFO: task kworker/1:238:4045 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.012677][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.012820][ T32] Workqueue: events bpf_prog_free_deferred [ 876.012893][ T32] Call trace: [ 876.012993][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.013050][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.013082][ T32] r4:00000000 [ 876.013154][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.013385][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.013421][ T32] dd20: 7f44d000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.013499][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.013607][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 876.027421][ T32] r5:900f0013 r4:80239bb0 [ 876.027542][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.027608][ T32] r4:82ac21e4 [ 876.027631][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.027723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.027751][ T32] r4:eab2ddc0 [ 876.027830][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.027878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.027903][ T32] r4:00000000 [ 876.027949][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.028001][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.028028][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.028098][ T32] r5:00001000 r4:dfa09000 [ 876.028123][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.028246][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.028316][ T32] r5:85272b8c r4:85272800 [ 876.028342][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.028441][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.028468][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.028518][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.028554][ T32] r4:85249480 [ 876.028581][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.028629][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.028654][ T32] r4:00000001 [ 876.028674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.028712][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.028754][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.028810][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.028842][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.028900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.029027][ T32] r4:85243840 [ 876.029061][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.029196][ T32] INFO: task kworker/1:241:4141 blocked for more than 453 seconds. [ 876.029262][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.029315][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.029343][ T32] task:kworker/1:241 state:D stack:0 pid:4141 tgid:4141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.029402][ T32] Workqueue: events bpf_prog_free_deferred [ 876.029478][ T32] Call trace: [ 876.029512][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 876.029644][ T32] r4:85188c00 [ 876.029666][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.029711][ T32] r5:85188c00 r4:8291a680 [ 876.029831][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.029902][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.030001][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa39e08 [ 876.030029][ T32] r4:00000000 [ 876.030100][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.030144][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.030203][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.030250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c80c0 [ 876.030476][ T32] r4:00000000 [ 876.030578][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.030837][ T32] r9:83018205 r8:85188c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 876.030866][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.030912][ T32] r5:00001000 r4:e04e7000 [ 876.030934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.031065][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.031230][ T32] r5:8443e78c r4:8443e400 [ 876.031290][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.031882][ T32] r7:ddde2d80 r6:83018200 r5:8443e78c r4:851ec480 [ 876.031987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.032232][ T32] r10:61c88647 r9:85188c00 r8:851ec4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.032261][ T32] r4:851ec480 [ 876.032283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.032703][ T32] r10:00000000 r9:851ec480 r8:80287e08 r7:ea9b5e60 r6:851ec500 r5:85188c00 [ 876.032897][ T32] r4:00000001 [ 876.032921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.032962][ T32] Exception stack(0xeaa39fb0 to 0xeaa39ff8) ** 3 printk messages dropped ** [ 876.033079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.033117][ T32] r4:8522b080 [ 876.052206][ T32] INFO: task kworker/1:241:4141 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.052337][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.052453][ T32] Workqueue: events bpf_prog_free_deferred [ 876.052549][ T32] Call trace: [ 876.052605][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.052667][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.052694][ T32] r4:00000000 [ 876.052716][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.052764][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.052797][ T32] dd20: 7f772000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.052829][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.052856][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 876.052905][ T32] r5:900f0013 r4:80239bb0 [ 876.052956][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.053004][ T32] r4:82ac21e4 [ 876.053033][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.053079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.053105][ T32] r4:eab2ddc0 [ 876.053126][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.053214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.053361][ T32] r4:00000000 [ 876.053387][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.053436][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.053461][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.066091][ T32] r5:00001000 r4:dfa09000 [ 876.066179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.066295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.066352][ T32] r5:85272b8c r4:85272800 [ 876.066470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.066525][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.066575][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.066630][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.066679][ T32] r4:85249480 [ 876.066731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 876.067095][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 7 printk messages dropped ** [ 876.067427][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 9 printk messages dropped ** [ 876.068049][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 876.068484][ T32] r4:00000000 ** 5 printk messages dropped ** [ 876.069089][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.069132][ T32] r5:8527378c r4:85273400 [ 876.069189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.069242][ T32] r7:dddced80 r6:83018000 r5:8527378c r4:85249380 ** 1 printk messages dropped ** [ 876.069337][ T32] r10:61c88647 r9:84936c00 r8:852493ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 876.069622][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 876.070938][ T32] Call trace: ** 5 printk messages dropped ** [ 876.071525][ T32] dd20: 7fa19000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 10 printk messages dropped ** [ 876.072308][ T32] r4:00000000 ** 6 printk messages dropped ** [ 876.072588][ T32] r5:85272b8c r4:85272800 ** 5 printk messages dropped ** [ 876.073004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 876.073478][ T32] r4:85243840 ** 5 printk messages dropped ** [ 876.094221][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 876.094538][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 876.094993][ T32] r4:00000000 ** 5 printk messages dropped ** [ 876.095191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.095285][ T32] r5:85272f8c r4:85272c00 ** 3 printk messages dropped ** [ 876.095502][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.095600][ T32] r4:85249580 [ 876.095624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.095671][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 876.095694][ T32] r4:00000001 [ 876.095714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.095750][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 876.095777][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.095825][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.095856][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.095914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.095940][ T32] r4:85243c40 [ 876.096559][ T32] INFO: task kworker/0:297:4186 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.096595][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.096650][ T32] Workqueue: events bpf_prog_free_deferred [ 876.096697][ T32] Call trace: [ 876.096758][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.096809][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.096833][ T32] r4:00000000 [ 876.096877][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.096972][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.097004][ T32] dd20: 7fac4000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.097181][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.097213][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 876.097452][ T32] r5:900f0013 r4:80239bb0 [ 876.097559][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.097605][ T32] r4:82ac21e4 [ 876.097625][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.097693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.097721][ T32] r4:eab2ddc0 [ 876.098034][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.098341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.098469][ T32] r4:00000000 [ 876.098492][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.098588][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.098634][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.098887][ T32] r5:00001000 r4:dfa09000 [ 876.098912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.099002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.099048][ T32] r5:85272b8c r4:85272800 [ 876.099121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.099179][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.099202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.099274][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.099326][ T32] r4:85249480 [ 876.099349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.099396][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.099544][ T32] r4:00000001 [ 876.099568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.099605][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.099655][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.099737][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.099957][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.100014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.100042][ T32] r4:85243840 [ 876.100064][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.100089][ T32] INFO: task kworker/0:298:4188 blocked for more than 453 seconds. [ 876.100116][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.100139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.100212][ T32] task:kworker/0:298 state:D stack:0 pid:4188 tgid:4188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.100316][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 876.101057][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 876.101983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.102023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.102064][ T32] r5:8527338c r4:85273000 [ 876.102084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 876.102207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 876.102789][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 876.124281][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 876.124793][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 876.125401][ T32] r4:00000000 ** 4 printk messages dropped ** [ 876.126049][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.126094][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.126169][ T32] r5:85272b8c r4:85272800 [ 876.126368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.126475][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.126501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.126552][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.126576][ T32] r4:85249480 [ 876.126596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.126693][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.126721][ T32] r4:00000001 [ 876.126796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.126834][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.126864][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.126917][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.127039][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.127078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.127114][ T32] r4:85243840 [ 876.127141][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.127263][ T32] INFO: task kworker/0:299:4191 blocked for more than 453 seconds. [ 876.127308][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.127334][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.127356][ T32] task:kworker/0:299 state:D stack:0 pid:4191 tgid:4191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.127511][ T32] Workqueue: events bpf_prog_free_deferred [ 876.127555][ T32] Call trace: [ 876.127608][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.127669][ T32] r10:8291a684 r9:eaa29d84 r8:00000002 r7:60000013 r6:eaa29d8c r5:84a93000 [ 876.127696][ T32] r4:84a93000 [ 876.127717][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.127786][ T32] r5:84a93000 r4:8291a680 [ 876.127810][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.127899][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.127970][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa29e08 [ 876.128021][ T32] r4:00000000 [ 876.128044][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.128082][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.128117][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.128159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524f1c0 [ 876.128188][ T32] r4:00000000 [ 876.128208][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.128277][ T32] r9:83018005 r8:84a93000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 876.128329][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.128374][ T32] r5:00001000 r4:dff39000 [ 876.128394][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.128433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.128476][ T32] r5:85273b8c r4:85273800 [ 876.128497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.128541][ T32] r7:dddced80 r6:83018000 r5:85273b8c r4:85249780 [ 876.128615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.128665][ T32] r10:61c88647 r9:84a93000 r8:852497ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.128687][ T32] r4:85249780 [ 876.128731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.128846][ T32] r10:00000000 r9:85249780 r8:80287e08 r7:eab89e60 r6:85249800 r5:84a93000 ** 6 printk messages dropped ** [ 876.129116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 876.131262][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 876.131589][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 876.131683][ T32] r4:eab2ddc0 ** 5 printk messages dropped ** [ 876.131867][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 876.132425][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 876.132832][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.132861][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.132960][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.132992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.133019][ T32] r4:85243840 [ 876.133040][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.133065][ T32] INFO: task kworker/0:300:4193 blocked for more than 453 seconds. [ 876.133118][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.133145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.133211][ T32] task:kworker/0:300 state:D stack:0 pid:4193 tgid:4193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.133304][ T32] Workqueue: events bpf_prog_free_deferred [ 876.133381][ T32] Call trace: [ 876.133412][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.133459][ T32] r10:8291a684 r9:eab9dd84 r8:00000002 r7:60000113 r6:eab9dd8c r5:84a93c00 [ 876.133532][ T32] r4:84a93c00 [ 876.160460][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.160576][ T32] r5:84a93c00 r4:8291a680 [ 876.160605][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.160646][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.160689][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab9de08 [ 876.160712][ T32] r4:00000000 [ 876.160733][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.160882][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.160926][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.160992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524f4c0 [ 876.161100][ T32] r4:00000000 [ 876.161155][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.161275][ T32] r9:83018005 r8:84a93c00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 876.161307][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.161368][ T32] r5:00001000 r4:e040f000 [ 876.161396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.161489][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.161611][ T32] r5:8527c38c r4:8527c000 [ 876.161699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.161849][ T32] r7:dddced80 r6:83018000 r5:8527c38c r4:85249880 [ 876.161874][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.161971][ T32] r10:61c88647 r9:84a93c00 r8:852498ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.161999][ T32] r4:85249880 [ 876.162021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.162072][ T32] r10:00000000 r9:85249880 r8:80287e08 r7:eaa29e60 r6:85249900 r5:84a93c00 [ 876.162176][ T32] r4:00000001 [ 876.162202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.162271][ T32] Exception stack(0xeab9dfb0 to 0xeab9dff8) [ 876.162305][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.162334][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.162360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.162389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.162411][ T32] r4:8524f100 [ 876.163263][ T32] INFO: task kworker/0:300:4193 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.163303][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.163372][ T32] Workqueue: events bpf_prog_free_deferred [ 876.163610][ T32] Call trace: [ 876.176330][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.176431][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.176470][ T32] r4:00000000 [ 876.176491][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.176534][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.176566][ T32] dd20: 80557000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.176594][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.176646][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.176700][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 876.176772][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 876.177044][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 8 printk messages dropped ** [ 876.177484][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 876.177576][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.177598][ T32] r4:00000001 [ 876.177618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.177653][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.177680][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.177707][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.177770][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.177804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.177827][ T32] r4:85243840 [ 876.177849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.177878][ T32] INFO: task kworker/0:301:4195 blocked for more than 453 seconds. [ 876.177910][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.177941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.177977][ T32] task:kworker/0:301 state:D stack:0 pid:4195 tgid:4195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.178032][ T32] Workqueue: events bpf_prog_free_deferred [ 876.178074][ T32] Call trace: [ 876.178134][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.178187][ T32] r10:8291a684 r9:eaba1d84 r8:00000002 r7:60000113 r6:eaba1d8c r5:84a94800 [ 876.178209][ T32] r4:84a94800 [ 876.178230][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.178273][ T32] r5:84a94800 r4:8291a680 [ 876.178293][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.178330][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.178397][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba1e08 [ 876.178423][ T32] r4:00000000 [ 876.178444][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.178479][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.178513][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.178579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524f280 [ 876.178606][ T32] r4:00000000 [ 876.178626][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.178920][ T32] r9:83018005 r8:84a94800 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 876.178946][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.179007][ T32] r5:00001000 r4:e0395000 [ 876.179030][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.179106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.179152][ T32] r5:85273f8c r4:85273c00 [ 876.179179][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.179225][ T32] r7:dddced80 r6:83018000 r5:85273f8c r4:85249980 [ 876.179245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.179295][ T32] r10:61c88647 r9:84a94800 r8:852499ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.179319][ T32] r4:85249980 [ 876.179339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.179435][ T32] r10:00000000 r9:85249980 r8:80287e08 r7:eab9de60 r6:85249a00 r5:84a94800 [ 876.179482][ T32] r4:00000001 [ 876.179504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.179615][ T32] Exception stack(0xeaba1fb0 to 0xeaba1ff8) [ 876.179649][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.179720][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.179751][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.179779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 876.180442][ T32] INFO: task kworker/0:301:4195 is blocked on a mutex likely owned by task kworker/0:296:4183. ** 8 printk messages dropped ** [ 876.181043][ T32] dd20: 80557000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 10 printk messages dropped ** [ 876.181442][ T32] r4:00000000 ** 6 printk messages dropped ** [ 876.181754][ T32] r5:85272b8c r4:85272800 ** 3 printk messages dropped ** [ 876.181906][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 876.182130][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 10 printk messages dropped ** [ 876.182965][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 876.206909][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.206972][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.207017][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba5e08 [ 876.207246][ T32] r4:00000000 [ 876.207272][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.207343][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.207545][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.207593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524f640 [ 876.207616][ T32] r4:00000000 [ 876.207635][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.207681][ T32] r9:83018005 r8:84a95400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 876.207703][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.207747][ T32] r5:00001000 r4:e0437000 [ 876.207836][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.207903][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.207974][ T32] r5:8527c78c r4:8527c400 [ 876.207999][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.208074][ T32] r7:dddced80 r6:83018000 r5:8527c78c r4:85249a80 [ 876.208100][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.208147][ T32] r10:61c88647 r9:84a95400 r8:85249aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.208174][ T32] r4:85249a80 [ 876.208194][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.208240][ T32] r10:00000000 r9:85249a80 r8:80287e08 r7:eab9de60 r6:85249b00 r5:84a95400 [ 876.208268][ T32] r4:00000001 [ 876.208314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.208355][ T32] Exception stack(0xeaba5fb0 to 0xeaba5ff8) [ 876.208409][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 876.208464][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.208520][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.208627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.208653][ T32] r4:8524f480 [ 876.209301][ T32] INFO: task kworker/0:302:4197 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.209367][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.209469][ T32] Workqueue: events bpf_prog_free_deferred [ 876.209547][ T32] Call trace: [ 876.209580][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.209656][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.209683][ T32] r4:00000000 [ 876.209709][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.209750][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.209784][ T32] dd20: 80b2c000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.209815][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.209941][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.210027][ T32] r5:800f0013 r4:80239bb0 [ 876.210051][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.210118][ T32] r4:82ac21e4 [ 876.210296][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.210410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.210439][ T32] r4:eab2ddc0 [ 876.210604][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.210650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.210675][ T32] r4:00000000 [ 876.210773][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.210871][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.210972][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.211018][ T32] r5:00001000 r4:dfa09000 [ 876.211039][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.211149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.211239][ T32] r5:85272b8c r4:85272800 [ 876.211340][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.211439][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.211539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.211589][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.211613][ T32] r4:85249480 [ 876.211633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.211677][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.211699][ T32] r4:00000001 [ 876.211733][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.211955][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.212128][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.212160][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.212245][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.212311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.212375][ T32] r4:85243840 [ 876.212401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.212509][ T32] INFO: task kworker/0:303:4199 blocked for more than 453 seconds. [ 876.212547][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 876.212748][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 876.212874][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 876.213108][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba9e08 ** 2 printk messages dropped ** [ 876.213205][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.213243][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.213310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524f7c0 [ 876.213350][ T32] r4:00000000 [ 876.213373][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.213418][ T32] r9:83018005 r8:84a96000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 876.213439][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.227989][ T32] r5:00001000 r4:e061f000 [ 876.228038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.228102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.228150][ T32] r5:8527cb8c r4:8527c800 [ 876.228177][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.229009][ T32] r7:dddced80 r6:83018000 r5:8527cb8c r4:85249b80 [ 876.229200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.229266][ T32] r10:61c88647 r9:84a96000 r8:85249bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.229290][ T32] r4:85249b80 [ 876.229311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.229359][ T32] r10:00000000 r9:85249b80 r8:80287e08 r7:eaba5e60 r6:85249c00 r5:84a96000 [ 876.229404][ T32] r4:00000001 [ 876.229428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.229466][ T32] Exception stack(0xeaba9fb0 to 0xeaba9ff8) [ 876.229509][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 876.229542][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.229623][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.229742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.229768][ T32] r4:8524f580 [ 876.230364][ T32] INFO: task kworker/0:303:4199 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.230500][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.230625][ T32] Workqueue: events bpf_prog_free_deferred [ 876.230713][ T32] Call trace: [ 876.230802][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.230857][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.230893][ T32] r4:00000000 [ 876.230928][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.230986][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.231018][ T32] dd20: 80b2c000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.231047][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.231073][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.231097][ T32] r5:800f0013 r4:80239bb0 [ 876.231117][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.231198][ T32] r4:82ac21e4 [ 876.231247][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.231296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.231320][ T32] r4:eab2ddc0 [ 876.231340][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.231380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.231453][ T32] r4:00000000 [ 876.231630][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.231720][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.231766][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.231826][ T32] r5:00001000 r4:dfa09000 [ 876.231849][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.231888][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.231946][ T32] r5:85272b8c r4:85272800 [ 876.232022][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.232073][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.232094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.232140][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.232167][ T32] r4:85249480 [ 876.232262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.232314][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.232362][ T32] r4:00000001 [ 876.232410][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.232448][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.232474][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 876.232557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 876.232991][ T32] Workqueue: events bpf_prog_free_deferred [ 876.233035][ T32] Call trace: [ 876.233091][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.233142][ T32] r10:8291a684 r9:eabadd84 r8:00000002 r7:60000113 r6:eabadd8c r5:84a96c00 [ 876.233183][ T32] r4:84a96c00 [ 876.233206][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.233248][ T32] r5:84a96c00 r4:8291a680 [ 876.233267][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.233306][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.233349][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabade08 [ 876.233398][ T32] r4:00000000 [ 876.233421][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.249844][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.249968][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.250019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524f940 [ 876.250044][ T32] r4:00000000 [ 876.250064][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.250111][ T32] r9:83018005 r8:84a96c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 876.250151][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.250208][ T32] r5:00001000 r4:e063d000 [ 876.250229][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.250274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.250319][ T32] r5:8527cf8c r4:8527cc00 [ 876.250340][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.250388][ T32] r7:dddced80 r6:83018000 r5:8527cf8c r4:85249c80 [ 876.250408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.250456][ T32] r10:61c88647 r9:84a96c00 r8:85249cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.250478][ T32] r4:85249c80 [ 876.250497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.250544][ T32] r10:00000000 r9:85249c80 r8:80287e08 r7:eaba9e60 r6:85249d00 r5:84a96c00 [ 876.250566][ T32] r4:00000001 [ 876.250586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.250622][ T32] Exception stack(0xeabadfb0 to 0xeabadff8) [ 876.250649][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.250678][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 876.251704][ T32] Call trace: ** 5 printk messages dropped ** [ 876.252005][ T32] dd20: 80eee000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 10 printk messages dropped ** [ 876.252345][ T32] r4:00000000 ** 5 printk messages dropped ** [ 876.252584][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 876.253186][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 876.263878][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 876.264313][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 876.265351][ T32] r5:00001000 r4:e065f000 ** 1 printk messages dropped ** [ 876.265443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 876.265589][ T32] r7:dddced80 r6:83018000 r5:8527d38c r4:85249d80 ** 2 printk messages dropped ** [ 876.265737][ T32] r4:85249d80 ** 6 printk messages dropped ** [ 876.266000][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 876.267217][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 876.267551][ T32] r4:82ac21e4 [ 876.267571][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.267613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.267635][ T32] r4:eab2ddc0 [ 876.267655][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.267711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.267838][ T32] r4:00000000 [ 876.267901][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.267949][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.267995][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.268041][ T32] r5:00001000 r4:dfa09000 [ 876.268066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.268107][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.268150][ T32] r5:85272b8c r4:85272800 [ 876.268176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.268222][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.268270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.268351][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.268377][ T32] r4:85249480 [ 876.268396][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.268491][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.268517][ T32] r4:00000001 [ 876.268542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.268581][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.268607][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.268660][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.268875][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.268914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.268988][ T32] r4:85243840 [ 876.269012][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.269039][ T32] INFO: task kworker/0:306:4205 blocked for more than 453 seconds. [ 876.269068][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.269093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.269115][ T32] task:kworker/0:306 state:D stack:0 pid:4205 tgid:4205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.269185][ T32] Workqueue: events bpf_prog_free_deferred [ 876.269515][ T32] Call trace: [ 876.269550][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.269597][ T32] r10:8291a684 r9:eabb5d84 r8:00000002 r7:60000113 r6:eabb5d8c r5:84936000 [ 876.269621][ T32] r4:84936000 [ 876.269666][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.269715][ T32] r5:84936000 r4:8291a680 [ 876.269737][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.269775][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.269890][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb5e08 [ 876.269937][ T32] r4:00000000 [ 876.270007][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.270045][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.270081][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.270121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524fb40 [ 876.270155][ T32] r4:00000000 [ 876.270206][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.270280][ T32] r9:83018005 r8:84936000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 876.270306][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.270349][ T32] r5:00001000 r4:e067b000 [ 876.270394][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.270438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.270480][ T32] r5:8527d78c r4:8527d400 [ 876.270499][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.270581][ T32] r7:dddced80 r6:83018000 r5:8527d78c r4:85249e80 [ 876.270604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.270652][ T32] r10:61c88647 r9:84936000 r8:85249eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.270676][ T32] r4:85249e80 [ 876.270720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.270770][ T32] r10:00000000 r9:85249e80 r8:80287e08 r7:eabb1e60 r6:85249f00 r5:84936000 [ 876.270793][ T32] r4:00000001 [ 876.270886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.270925][ T32] Exception stack(0xeabb5fb0 to 0xeabb5ff8) [ 876.271001][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 876.271059][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.271089][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.271118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 876.271755][ T32] Call trace: ** 5 printk messages dropped ** [ 876.272014][ T32] dd20: 8107e000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 10 printk messages dropped ** [ 876.272411][ T32] r4:00000000 ** 6 printk messages dropped ** [ 876.272749][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 876.273009][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 10 printk messages dropped ** [ 876.273408][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 7 printk messages dropped ** [ 876.304545][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 876.304984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524fd80 ** 6 printk messages dropped ** [ 876.305315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.305358][ T32] r5:8527db8c r4:8527d800 [ 876.305392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.305445][ T32] r7:dddced80 r6:83018000 r5:8527db8c r4:85249f80 [ 876.305467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.305515][ T32] r10:61c88647 r9:85208000 r8:85249fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.305538][ T32] r4:85249f80 [ 876.305557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.305603][ T32] r10:00000000 r9:85249f80 r8:80287e08 r7:eabb5e60 r6:8525c000 r5:85208000 [ 876.305685][ T32] r4:00000001 [ 876.305740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.305782][ T32] Exception stack(0xeabb9fb0 to 0xeabb9ff8) [ 876.305811][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 876.305839][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.305866][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.305930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.305955][ T32] r4:8524fb80 [ 876.306517][ T32] INFO: task kworker/0:307:4208 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.306552][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.306636][ T32] Workqueue: events bpf_prog_free_deferred [ 876.306680][ T32] Call trace: [ 876.306739][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.306826][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.306852][ T32] r4:00000000 [ 876.306872][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.306967][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.307001][ T32] dd20: 81884000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.307046][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.307074][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.307097][ T32] r5:800f0013 r4:80239bb0 [ 876.307118][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.307217][ T32] r4:82ac21e4 [ 876.307257][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.307303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.307338][ T32] r4:eab2ddc0 [ 876.307360][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.307403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.307425][ T32] r4:00000000 [ 876.307445][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.307505][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.307561][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.307606][ T32] r5:00001000 r4:dfa09000 [ 876.307644][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.307698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.307743][ T32] r5:85272b8c r4:85272800 [ 876.307764][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.307839][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.307863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.307941][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.307968][ T32] r4:85249480 [ 876.307987][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.308032][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.308054][ T32] r4:00000001 [ 876.308102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.308140][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.308171][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.308220][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.308279][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.308311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.308334][ T32] r4:85243840 [ 876.308368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.308429][ T32] INFO: task kworker/0:308:4209 blocked for more than 453 seconds. [ 876.308464][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.308548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.308573][ T32] task:kworker/0:308 state:D stack:0 pid:4209 tgid:4209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.308649][ T32] Workqueue: events bpf_prog_free_deferred [ 876.308693][ T32] Call trace: [ 876.308756][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.308802][ T32] r10:8291a684 r9:eabbdd84 r8:00000002 r7:60000113 r6:eabbdd8c r5:85208c00 [ 876.308855][ T32] r4:85208c00 [ 876.308909][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.308956][ T32] r5:85208c00 r4:8291a680 [ 876.308977][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.309015][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.309087][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabbde08 [ 876.309116][ T32] r4:00000000 [ 876.309193][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.309241][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.309277][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.309317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8429e640 [ 876.309351][ T32] r4:00000000 [ 876.309374][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.309433][ T32] r9:83018005 r8:85208c00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 876.309458][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.309501][ T32] r5:00001000 r4:e87d9000 [ 876.309521][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.309559][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.309599][ T32] r5:8527df8c r4:8527dc00 [ 876.309619][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.309677][ T32] r7:dddced80 r6:83018000 r5:8527df8c r4:8525c080 [ 876.309701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.309750][ T32] r10:61c88647 r9:85208c00 r8:8525c0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.309790][ T32] r4:8525c080 [ 876.309813][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.309860][ T32] r10:00000000 r9:8525c080 r8:80287e08 r7:eabb9e60 r6:8525c100 r5:85208c00 [ 876.309913][ T32] r4:00000001 [ 876.309937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.309973][ T32] Exception stack(0xeabbdfb0 to 0xeabbdff8) [ 876.310122][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.310154][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.310186][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.310215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.310269][ T32] r4:8524fb80 [ 876.310548][ T32] INFO: task kworker/0:308:4209 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.310580][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.310663][ T32] Workqueue: events bpf_prog_free_deferred [ 876.310709][ T32] Call trace: [ 876.310739][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.310790][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.310813][ T32] r4:00000000 [ 876.310832][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.310870][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.310897][ T32] dd20: 81884000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.310955][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.310984][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.311032][ T32] r5:800f0013 r4:80239bb0 [ 876.311056][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.311131][ T32] r4:82ac21e4 [ 876.311154][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.311203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.311226][ T32] r4:eab2ddc0 [ 876.311276][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.311320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.311342][ T32] r4:00000000 [ 876.311360][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.311404][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.311456][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.311500][ T32] r5:00001000 r4:dfa09000 [ 876.311522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.311695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.311741][ T32] r5:85272b8c r4:85272800 ** 1 printk messages dropped ** [ 876.311840][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 4 printk messages dropped ** [ 876.312440][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 6 printk messages dropped ** [ 876.312647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 876.312832][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 876.313010][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 876.313188][ T32] r4:85209800 ** 2 printk messages dropped ** [ 876.313313][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 876.338526][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 876.338788][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 876.338963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.339006][ T32] r5:8527e38c r4:8527e000 [ 876.339026][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.339071][ T32] r7:dddced80 r6:83018000 r5:8527e38c r4:8525c180 [ 876.339122][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.339181][ T32] r10:61c88647 r9:85209800 r8:8525c1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.339205][ T32] r4:8525c180 [ 876.339224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.339272][ T32] r10:00000000 r9:8525c180 r8:80287e08 r7:eabbde60 r6:8525c200 r5:85209800 [ 876.339293][ T32] r4:00000001 [ 876.339375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.339416][ T32] Exception stack(0xeabc1fb0 to 0xeabc1ff8) [ 876.339445][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.339505][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.339536][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.339564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.339618][ T32] r4:85243d40 [ 876.340161][ T32] INFO: task kworker/0:309:4212 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.340222][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.340290][ T32] Workqueue: events bpf_prog_free_deferred [ 876.340362][ T32] Call trace: [ 876.340415][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.340467][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.340490][ T32] r4:00000000 [ 876.340510][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.340548][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.340577][ T32] dd20: 81e1e000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.340606][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.340632][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.340656][ T32] r5:800f0013 r4:80239bb0 [ 876.340677][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.340717][ T32] r4:82ac21e4 [ 876.340760][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.340805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.340827][ T32] r4:eab2ddc0 [ 876.340858][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.340902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.340924][ T32] r4:00000000 [ 876.340943][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.340985][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.341034][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.341110][ T32] r5:00001000 r4:dfa09000 [ 876.341134][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.341193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.341237][ T32] r5:85272b8c r4:85272800 [ 876.341258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.341368][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.341392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.341441][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.341490][ T32] r4:85249480 [ 876.341513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.341558][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.341581][ T32] r4:00000001 [ 876.341600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.341656][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.341685][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.341746][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.341795][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.341827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.341865][ T32] r4:85243840 [ 876.341889][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.341932][ T32] INFO: task kworker/0:310:4213 blocked for more than 453 seconds. [ 876.341998][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.342057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.342082][ T32] task:kworker/0:310 state:D stack:0 pid:4213 tgid:4213 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.342159][ T32] Workqueue: events bpf_prog_free_deferred [ 876.342207][ T32] Call trace: [ 876.342238][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.342283][ T32] r10:8291a684 r9:eabc5d84 r8:00000002 r7:60000113 r6:eabc5d8c r5:8520a400 [ 876.342305][ T32] r4:8520a400 [ 876.342325][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.342366][ T32] r5:8520a400 r4:8291a680 [ 876.342412][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.342455][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.342560][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc5e08 [ 876.342606][ T32] r4:00000000 [ 876.342628][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.342663][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.342696][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.342737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85265040 [ 876.342758][ T32] r4:00000000 [ 876.342902][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.342949][ T32] r9:83018005 r8:8520a400 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 876.342970][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.343010][ T32] r5:00001000 r4:ea80b000 [ 876.343029][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.343067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.343112][ T32] r5:8527e78c r4:8527e400 [ 876.343132][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.343212][ T32] r7:dddced80 r6:83018000 r5:8527e78c r4:8525c280 [ 876.343237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.343315][ T32] r10:61c88647 r9:8520a400 r8:8525c2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.343341][ T32] r4:8525c280 [ 876.343390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.343468][ T32] r10:00000000 r9:8525c280 r8:80287e08 r7:eabc1e60 r6:8525c300 r5:8520a400 [ 876.349463][ T32] r4:00000001 [ 876.349498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.349547][ T32] Exception stack(0xeabc5fb0 to 0xeabc5ff8) [ 876.349577][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 876.349605][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.349648][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.349771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.349797][ T32] r4:85265000 [ 876.350317][ T32] INFO: task kworker/0:310:4213 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.350382][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.350469][ T32] Workqueue: events bpf_prog_free_deferred [ 876.350552][ T32] Call trace: [ 876.350683][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.350739][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.350793][ T32] r4:00000000 [ 876.350884][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.350928][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.350994][ T32] dd20: 81e1e000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.351027][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.351052][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.351076][ T32] r5:800f0013 r4:80239bb0 [ 876.351097][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.351137][ T32] r4:82ac21e4 [ 876.351156][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.351204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.351258][ T32] r4:eab2ddc0 [ 876.351282][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.351324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.351378][ T32] r4:00000000 [ 876.351401][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.351507][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.351562][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.351607][ T32] r5:00001000 r4:dfa09000 [ 876.351628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.351668][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.351709][ T32] r5:85272b8c r4:85272800 [ 876.351730][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.351803][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.351861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.351974][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.352090][ T32] r4:85249480 [ 876.352113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.352159][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.352187][ T32] r4:00000001 [ 876.352225][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.352294][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.352323][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.352351][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.352378][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.352406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.352444][ T32] r4:85243840 [ 876.352560][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.352608][ T32] INFO: task kworker/0:311:4216 blocked for more than 453 seconds. [ 876.352672][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.352794][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.352820][ T32] task:kworker/0:311 state:D stack:0 pid:4216 tgid:4216 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.352864][ T32] Workqueue: events bpf_prog_free_deferred [ 876.353117][ T32] Call trace: [ 876.353206][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.353254][ T32] r10:8291a684 r9:eabc9d84 r8:00000002 r7:60000013 r6:eabc9d8c r5:8520b000 [ 876.353290][ T32] r4:8520b000 [ 876.353314][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.353357][ T32] r5:8520b000 r4:8291a680 [ 876.353378][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.353438][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.374241][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc9e08 [ 876.374396][ T32] r4:00000000 [ 876.374432][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.374539][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.374631][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.374692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852651c0 [ 876.374754][ T32] r4:00000000 [ 876.374784][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.374913][ T32] r9:83018005 r8:8520b000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 876.374976][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.375046][ T32] r5:00001000 r4:ea835000 [ 876.375077][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.375136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.375202][ T32] r5:8527eb8c r4:8527e800 [ 876.375232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.375311][ T32] r7:dddced80 r6:83018000 r5:8527eb8c r4:8525c380 [ 876.375343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.375415][ T32] r10:61c88647 r9:8520b000 r8:8525c3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.375448][ T32] r4:8525c380 [ 876.375477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.375548][ T32] r10:00000000 r9:8525c380 r8:80287e08 r7:eabc5e60 r6:8525c400 r5:8520b000 [ 876.375580][ T32] r4:00000001 [ 876.375610][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.375666][ T32] Exception stack(0xeabc9fb0 to 0xeabc9ff8) [ 876.375712][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 876.375756][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.375847][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.375918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.375954][ T32] r4:85265300 [ 876.376815][ T32] INFO: task kworker/0:311:4216 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.376856][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.377039][ T32] Workqueue: events bpf_prog_free_deferred [ 876.377159][ T32] Call trace: [ 876.377261][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.377327][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.377354][ T32] r4:00000000 [ 876.377376][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.377435][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.377469][ T32] dd20: 8220f000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.377533][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.377563][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.377610][ T32] r5:800f0013 r4:80239bb0 [ 876.377637][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.377716][ T32] r4:82ac21e4 [ 876.377742][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.377791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.377829][ T32] r4:eab2ddc0 [ 876.377886][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.377934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.377990][ T32] r4:00000000 [ 876.378014][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.378117][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.378145][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.378222][ T32] r5:00001000 r4:dfa09000 [ 876.378260][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.378310][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.378354][ T32] r5:85272b8c r4:85272800 [ 876.378376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.378423][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.378447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.378496][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.378519][ T32] r4:85249480 [ 876.378540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.378586][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.378609][ T32] r4:00000001 [ 876.378628][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.378703][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.378735][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.378764][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.378822][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.378857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.378880][ T32] r4:85243840 [ 876.378903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.378988][ T32] INFO: task kworker/0:312:4218 blocked for more than 453 seconds. [ 876.379032][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.379061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.379086][ T32] task:kworker/0:312 state:D stack:0 pid:4218 tgid:4218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.379197][ T32] Workqueue: events bpf_prog_free_deferred [ 876.379244][ T32] Call trace: [ 876.379278][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 876.379674][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 876.380007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.380048][ T32] r5:8527ef8c r4:8527ec00 ** 1 printk messages dropped ** [ 876.380150][ T32] r7:dddced80 r6:83018000 r5:8527ef8c r4:8525c480 ** 3 printk messages dropped ** [ 876.380302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 876.380721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 876.381535][ T32] r4:00000000 ** 4 printk messages dropped ** [ 876.381741][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 876.382011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 7 printk messages dropped ** [ 876.382393][ T32] r5:85272b8c r4:85272800 ** 4 printk messages dropped ** [ 876.382656][ T32] r4:85249480 ** 5 printk messages dropped ** [ 876.382832][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 876.383008][ T32] r4:85243840 [ 876.383029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.383056][ T32] INFO: task kworker/0:313:4219 blocked for more than 453 seconds. [ 876.383085][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.383108][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.383128][ T32] task:kworker/0:313 state:D stack:0 pid:4219 tgid:4219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.383174][ T32] Workqueue: events bpf_prog_free_deferred [ 876.383245][ T32] Call trace: [ 876.383322][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.383422][ T32] r10:8291a684 r9:ea991d84 r8:00000002 r7:60000013 r6:ea991d8c r5:8520c800 [ 876.383519][ T32] r4:8520c800 [ 876.406287][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.406417][ T32] r5:8520c800 r4:8291a680 [ 876.406443][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.406519][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.406573][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea991e08 [ 876.406600][ T32] r4:00000000 [ 876.406620][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.406655][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.406697][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.406774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85265540 [ 876.406801][ T32] r4:00000000 [ 876.406821][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.406929][ T32] r9:83018005 r8:8520c800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 876.406993][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.407046][ T32] r5:00001000 r4:ea85f000 [ 876.407068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.407107][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.407174][ T32] r5:8527f38c r4:8527f000 [ 876.407200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.407282][ T32] r7:dddced80 r6:83018000 r5:8527f38c r4:8525c580 [ 876.407310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.407359][ T32] r10:61c88647 r9:8520c800 r8:8525c5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.407382][ T32] r4:8525c580 [ 876.407416][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.407467][ T32] r10:00000000 r9:8525c580 r8:80287e08 r7:eabd1e60 r6:8525c600 r5:8520c800 [ 876.407521][ T32] r4:00000001 [ 876.407546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.407587][ T32] Exception stack(0xea991fb0 to 0xea991ff8) [ 876.407622][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.407682][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.407744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.407808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.407835][ T32] r4:85265340 [ 876.408638][ T32] INFO: task kworker/0:313:4219 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.408679][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.408758][ T32] Workqueue: events bpf_prog_free_deferred [ 876.408809][ T32] Call trace: [ 876.408844][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.408929][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.408966][ T32] r4:00000000 [ 876.408988][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.409068][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.409132][ T32] dd20: 82395000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.409262][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.409298][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.409324][ T32] r5:800f0013 r4:80239bb0 [ 876.409345][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.409388][ T32] r4:82ac21e4 [ 876.409410][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.409455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.409479][ T32] r4:eab2ddc0 [ 876.409498][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.409539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.409561][ T32] r4:00000000 [ 876.409580][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.409622][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.409643][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.409718][ T32] r5:00001000 r4:dfa09000 [ 876.409787][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.409835][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.409879][ T32] r5:85272b8c r4:85272800 [ 876.409933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.409997][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.410031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.410080][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.410103][ T32] r4:85249480 [ 876.410123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.410199][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.410226][ T32] r4:00000001 [ 876.410312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.410352][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.410380][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.410422][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.410454][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.410483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.410505][ T32] r4:85243840 [ 876.410528][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.410597][ T32] INFO: task kworker/0:314:4221 blocked for more than 453 seconds. [ 876.410640][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.410701][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.410742][ T32] task:kworker/0:314 state:D stack:0 pid:4221 tgid:4221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.410794][ T32] Workqueue: events bpf_prog_free_deferred [ 876.410857][ T32] Call trace: [ 876.410890][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.410968][ T32] r10:8291a684 r9:eabd9d84 r8:00000002 r7:60000113 r6:eabd9d8c r5:8520e000 [ 876.410996][ T32] r4:8520e000 [ 876.411017][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.411060][ T32] r5:8520e000 r4:8291a680 [ 876.411083][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.411121][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.411162][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd9e08 [ 876.411216][ T32] r4:00000000 [ 876.411240][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.411280][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.411346][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.411393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852658c0 [ 876.411448][ T32] r4:00000000 [ 876.411472][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.411548][ T32] r9:83018005 r8:8520e000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 876.411574][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.411617][ T32] r5:00001000 r4:ea873000 [ 876.411637][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.411708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.411754][ T32] r5:8527f78c r4:8527f400 [ 876.411776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.411823][ T32] r7:dddced80 r6:83018000 r5:8527f78c r4:8525c680 [ 876.411844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.411890][ T32] r10:61c88647 r9:8520e000 r8:8525c6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.411945][ T32] r4:8525c680 [ 876.411969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.412047][ T32] r10:00000000 r9:8525c680 r8:80287e08 r7:ea991e60 r6:8525c700 r5:8520e000 [ 876.412104][ T32] r4:00000001 [ 876.412206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.412280][ T32] Exception stack(0xeabd9fb0 to 0xeabd9ff8) ** 1 printk messages dropped ** [ 876.412392][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 876.413037][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.413134][ T32] Workqueue: events bpf_prog_free_deferred [ 876.413261][ T32] Call trace: [ 876.413302][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.413406][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.413447][ T32] r4:00000000 [ 876.433430][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.434073][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.434130][ T32] dd20: 82661000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.434164][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.434211][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.434249][ T32] r5:800f0013 r4:80239bb0 [ 876.434273][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.434340][ T32] r4:82ac21e4 [ 876.434361][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.434404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.434427][ T32] r4:eab2ddc0 [ 876.434467][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.434588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.434623][ T32] r4:00000000 [ 876.434684][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.434737][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.434787][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.434880][ T32] r5:00001000 r4:dfa09000 [ 876.434914][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.434957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.435000][ T32] r5:85272b8c r4:85272800 [ 876.435023][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.435071][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.435118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.435172][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.435196][ T32] r4:85249480 [ 876.435241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 876.435353][ T32] r4:00000001 ** 8 printk messages dropped ** [ 876.435673][ T32] INFO: task kworker/0:315:4222 blocked for more than 453 seconds. ** 11 printk messages dropped ** [ 876.436239][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 876.436492][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.436533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852659c0 [ 876.436555][ T32] r4:00000000 [ 876.436626][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.436678][ T32] r9:83018005 r8:8520ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 876.436727][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.436776][ T32] r5:00001000 r4:ea89f000 [ 876.436798][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.436864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.436920][ T32] r5:8527fb8c r4:8527f800 [ 876.436967][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.437022][ T32] r7:dddced80 r6:83018000 r5:8527fb8c r4:8525c780 [ 876.437047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.437122][ T32] r10:61c88647 r9:8520ec00 r8:8525c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.437149][ T32] r4:8525c780 [ 876.437200][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.437250][ T32] r10:00000000 r9:8525c780 r8:80287e08 r7:eabd9e60 r6:8525c800 r5:8520ec00 [ 876.437289][ T32] r4:00000001 [ 876.437314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.437366][ T32] Exception stack(0xeabddfb0 to 0xeabddff8) [ 876.437397][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.437428][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.437454][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.437514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.437569][ T32] r4:85265500 [ 876.438404][ T32] INFO: task kworker/0:315:4222 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.438445][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.438508][ T32] Workqueue: events bpf_prog_free_deferred [ 876.438552][ T32] Call trace: [ 876.438692][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.438774][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.438802][ T32] r4:00000000 [ 876.438835][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.438880][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.438933][ T32] dd20: 82661000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.438993][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.439056][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.439084][ T32] r5:800f0013 r4:80239bb0 [ 876.439105][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.439173][ T32] r4:82ac21e4 [ 876.439245][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.439305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.439328][ T32] r4:eab2ddc0 [ 876.439374][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.439447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.439530][ T32] r4:00000000 [ 876.439554][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.439600][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.439647][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.439727][ T32] r5:00001000 r4:dfa09000 [ 876.439778][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.439830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.439874][ T32] r5:85272b8c r4:85272800 [ 876.439895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.439970][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.440023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.440101][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.440128][ T32] r4:85249480 [ 876.440173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.440231][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.440306][ T32] r4:00000001 [ 876.440359][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.440407][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.440437][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.440466][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.440519][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.440552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.440617][ T32] r4:85243840 [ 876.440643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.440676][ T32] INFO: task kworker/0:316:4225 blocked for more than 453 seconds. [ 876.440708][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.440745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.440770][ T32] task:kworker/0:316 state:D stack:0 pid:4225 tgid:4225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.440818][ T32] Workqueue: events bpf_prog_free_deferred [ 876.440898][ T32] Call trace: [ 876.441001][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.441068][ T32] r10:8291a684 r9:eabe1d84 r8:00000002 r7:60000013 r6:eabe1d8c r5:842e9800 [ 876.441094][ T32] r4:842e9800 [ 876.441116][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.441195][ T32] r5:842e9800 r4:8291a680 [ 876.441279][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.441331][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.441424][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe1e08 [ 876.441485][ T32] r4:00000000 [ 876.441508][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.441609][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.441650][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.441762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85265bc0 [ 876.441878][ T32] r4:00000000 [ 876.441931][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.441979][ T32] r9:83018005 r8:842e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 876.442003][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.442046][ T32] r5:00001000 r4:ea8c9000 [ 876.442066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.442104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.442186][ T32] r5:8527ff8c r4:8527fc00 [ 876.442230][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.442285][ T32] r7:dddced80 r6:83018000 r5:8527ff8c r4:8525c880 [ 876.442308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.442358][ T32] r10:61c88647 r9:842e9800 r8:8525c8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.442381][ T32] r4:8525c880 [ 876.442420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.442469][ T32] r10:00000000 r9:8525c880 r8:80287e08 r7:eabdde60 r6:8525c900 r5:842e9800 [ 876.442561][ T32] r4:00000001 [ 876.442653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.442692][ T32] Exception stack(0xeabe1fb0 to 0xeabe1ff8) [ 876.442740][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.442773][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.442832][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.442892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.442921][ T32] r4:85265940 [ 876.443357][ T32] INFO: task kworker/0:316:4225 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.443394][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.443455][ T32] Workqueue: events bpf_prog_free_deferred [ 876.470410][ T32] Call trace: [ 876.470561][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.470686][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.470744][ T32] r4:00000000 [ 876.470771][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.470820][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.470893][ T32] dd20: 82936000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.470954][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.470984][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.471056][ T32] r5:800f0013 r4:80239bb0 [ 876.471083][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.471157][ T32] r4:82ac21e4 [ 876.471209][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.471281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.471336][ T32] r4:eab2ddc0 [ 876.471365][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.471410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.471447][ T32] r4:00000000 [ 876.471471][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.471521][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.471544][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.471590][ T32] r5:00001000 r4:dfa09000 [ 876.471636][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.471716][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.471794][ T32] r5:85272b8c r4:85272800 [ 876.471846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.471900][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.471922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.471971][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.472022][ T32] r4:85249480 [ 876.472050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.472098][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.472121][ T32] r4:00000001 [ 876.472141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.472179][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.472212][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.472270][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.472360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.472411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.472462][ T32] r4:85243840 [ 876.472521][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.472560][ T32] INFO: task kworker/0:317:4226 blocked for more than 453 seconds. ** 2 printk messages dropped ** [ 876.472686][ T32] task:kworker/0:317 state:D stack:0 pid:4226 tgid:4226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.472781][ T32] Workqueue: events bpf_prog_free_deferred [ 876.472835][ T32] Call trace: [ 876.472871][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.472920][ T32] r10:8291a684 r9:eabe5d84 r8:00000002 r7:60000113 r6:eabe5d8c r5:842e8000 [ 876.472949][ T32] r4:842e8000 [ 876.472998][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.473048][ T32] r5:842e8000 r4:8291a680 [ 876.473069][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.473109][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.473153][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe5e08 [ 876.473213][ T32] r4:00000000 [ 876.473238][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.473291][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.473332][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.473407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ad040 [ 876.473435][ T32] r4:00000000 [ 876.473454][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.487800][ T32] r9:83018005 r8:842e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 876.487943][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.488031][ T32] r5:00001000 r4:eaa1d000 [ 876.488053][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.488179][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.488229][ T32] r5:85288b8c r4:85288800 [ 876.488281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.488365][ T32] r7:dddced80 r6:83018000 r5:85288b8c r4:8525c980 [ 876.488440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.488493][ T32] r10:61c88647 r9:842e8000 r8:8525c9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.488516][ T32] r4:8525c980 [ 876.488537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.488586][ T32] r10:00000000 r9:8525c980 r8:80287e08 r7:eabe1e60 r6:8525ca00 r5:842e8000 [ 876.488609][ T32] r4:00000001 [ 876.488631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.488672][ T32] Exception stack(0xeabe5fb0 to 0xeabe5ff8) [ 876.488705][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 876.488756][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.488814][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.488873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.488908][ T32] r4:85265d00 [ 876.489773][ T32] INFO: task kworker/0:317:4226 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.489819][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.489900][ T32] Workqueue: events bpf_prog_free_deferred [ 876.489951][ T32] Call trace: [ 876.489985][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.490044][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.490069][ T32] r4:00000000 [ 876.490107][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.490156][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.490199][ T32] dd20: 82da8000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.490235][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.490262][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.490308][ T32] r5:800f0013 r4:80239bb0 [ 876.490349][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.490397][ T32] r4:82ac21e4 [ 876.490420][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.490517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.490545][ T32] r4:eab2ddc0 [ 876.490606][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.490655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.490686][ T32] r4:00000000 [ 876.490708][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.490757][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.490779][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.490823][ T32] r5:00001000 r4:dfa09000 [ 876.490843][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.490883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.490940][ T32] r5:85272b8c r4:85272800 [ 876.490975][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.491024][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.491071][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.491269][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.491435][ T32] r4:85249480 [ 876.491486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.491540][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.491617][ T32] r4:00000001 [ 876.491641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.491686][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.491714][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.491777][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.491812][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.491897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.491936][ T32] r4:85243840 [ 876.491962][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.492015][ T32] INFO: task kworker/0:318:4229 blocked for more than 453 seconds. [ 876.492055][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.492082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.492104][ T32] task:kworker/0:318 state:D stack:0 pid:4229 tgid:4229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.492187][ T32] Workqueue: events bpf_prog_free_deferred [ 876.492250][ T32] Call trace: [ 876.492289][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.492338][ T32] r10:8291a684 r9:eabe9d84 r8:00000002 r7:60000113 r6:eabe9d8c r5:842eb000 [ 876.492381][ T32] r4:842eb000 [ 876.492431][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.492479][ T32] r5:842eb000 r4:8291a680 [ 876.492544][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.492588][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.492644][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe9e08 [ 876.492675][ T32] r4:00000000 [ 876.492696][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.492757][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.492849][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.492894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85265dc0 [ 876.492917][ T32] r4:00000000 [ 876.492964][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.493038][ T32] r9:83018005 r8:842eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 876.493064][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.493111][ T32] r5:00001000 r4:ea97d000 [ 876.493137][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.493208][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.493252][ T32] r5:8528838c r4:85288000 [ 876.493273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.493328][ T32] r7:dddced80 r6:83018000 r5:8528838c r4:8525ca80 [ 876.493350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.493441][ T32] r10:61c88647 r9:842eb000 r8:8525caac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.504246][ T32] r4:8525ca80 [ 876.504392][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.504492][ T32] r10:00000000 r9:8525ca80 r8:80287e08 r7:eabe5e60 r6:8525cb00 r5:842eb000 [ 876.504546][ T32] r4:00000001 [ 876.504573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.504620][ T32] Exception stack(0xeabe9fb0 to 0xeabe9ff8) [ 876.504725][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 876.504829][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.504886][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.504927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.504952][ T32] r4:85265d80 [ 876.505826][ T32] INFO: task kworker/0:318:4229 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.505876][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.506012][ T32] Workqueue: events bpf_prog_free_deferred [ 876.506066][ T32] Call trace: [ 876.506127][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.506186][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.506211][ T32] r4:00000000 [ 876.506235][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.506307][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.506341][ T32] dd20: 82e32000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.506372][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.506400][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.506425][ T32] r5:800f0013 r4:80239bb0 [ 876.506446][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.506491][ T32] r4:82ac21e4 [ 876.506526][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.506600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.506629][ T32] r4:eab2ddc0 [ 876.506677][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.506731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.506754][ T32] r4:00000000 [ 876.506774][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.506823][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.506846][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.506890][ T32] r5:00001000 r4:dfa09000 [ 876.506910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.506974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.507025][ T32] r5:85272b8c r4:85272800 [ 876.507049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.507121][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.507176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.507255][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.507287][ T32] r4:85249480 [ 876.507309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.507356][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.507407][ T32] r4:00000001 [ 876.507431][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.507468][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.507498][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.507554][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.507593][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.507652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.507705][ T32] r4:85243840 [ 876.507732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.507765][ T32] INFO: task kworker/0:319:4231 blocked for more than 453 seconds. [ 876.507804][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.507855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.507882][ T32] task:kworker/0:319 state:D stack:0 pid:4231 tgid:4231 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.507962][ T32] Workqueue: events bpf_prog_free_deferred [ 876.508064][ T32] Call trace: [ 876.508095][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.508143][ T32] r10:8291a684 r9:eabd5d84 r8:00000002 r7:60000113 r6:eabd5d8c r5:842ea400 [ 876.508264][ T32] r4:842ea400 [ 876.508295][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.508339][ T32] r5:842ea400 r4:8291a680 [ 876.508360][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.508401][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.508469][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd5e08 [ 876.508503][ T32] r4:00000000 [ 876.508537][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.508627][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.508666][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.508708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522bd40 [ 876.508731][ T32] r4:00000000 [ 876.508753][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.508798][ T32] r9:83018005 r8:842ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 876.508946][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.508995][ T32] r5:00001000 r4:ea9a1000 [ 876.509037][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.509151][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.509290][ T32] r5:8528878c r4:85288400 [ 876.509315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.509364][ T32] r7:dddced80 r6:83018000 r5:8528878c r4:8525cb80 [ 876.509424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.509507][ T32] r10:61c88647 r9:842ea400 r8:8525cbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.509536][ T32] r4:8525cb80 [ 876.509556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.509602][ T32] r10:00000000 r9:8525cb80 r8:80287e08 r7:eabe5e60 r6:8525cc00 r5:842ea400 [ 876.509625][ T32] r4:00000001 [ 876.509644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.509679][ T32] Exception stack(0xeabd5fb0 to 0xeabd5ff8) [ 876.509741][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 876.509825][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.509856][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.509888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.509911][ T32] r4:852ad080 [ 876.510360][ T32] INFO: task kworker/0:319:4231 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.510395][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.510494][ T32] Workqueue: events bpf_prog_free_deferred [ 876.510541][ T32] Call trace: [ 876.510599][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.510735][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.510788][ T32] r4:00000000 [ 876.510845][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.510951][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.510991][ T32] dd20: 82e32000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.511024][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.511176][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.511266][ T32] r5:800f0013 r4:80239bb0 [ 876.511298][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.511342][ T32] r4:82ac21e4 [ 876.511363][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.511406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.511443][ T32] r4:eab2ddc0 [ 876.511493][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.511540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.511562][ T32] r4:00000000 [ 876.511583][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.511628][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.511703][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.511751][ T32] r5:00001000 r4:dfa09000 [ 876.511772][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.511811][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.511921][ T32] r5:85272b8c r4:85272800 [ 876.512032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.512109][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.512236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.512326][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.512355][ T32] r4:85249480 [ 876.512376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.512464][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.512517][ T32] r4:00000001 [ 876.512562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.512703][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.512742][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 876.513211][ T32] INFO: task kworker/0:320:4234 blocked for more than 453 seconds. ** 6 printk messages dropped ** [ 876.547675][ T32] r10:8291a684 r9:eabf9d84 r8:00000002 r7:60000113 r6:eabf9d8c r5:8518c800 ** 8 printk messages dropped ** [ 876.548368][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 876.548803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.548874][ T32] r5:85288f8c r4:85288c00 [ 876.548900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.548951][ T32] r7:dddced80 r6:83018000 r5:85288f8c r4:8525cc80 [ 876.549003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.549066][ T32] r10:61c88647 r9:8518c800 r8:8525ccac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.549089][ T32] r4:8525cc80 [ 876.549109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.549157][ T32] r10:00000000 r9:8525cc80 r8:80287e08 r7:eabe5e60 r6:851ec700 r5:8518c800 [ 876.549282][ T32] r4:00000001 [ 876.549309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.549380][ T32] Exception stack(0xeabf9fb0 to 0xeabf9ff8) [ 876.549414][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 876.549444][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.549497][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.549538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.549588][ T32] r4:852ad300 [ 876.550389][ T32] INFO: task kworker/0:320:4234 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.550428][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.550531][ T32] Workqueue: events bpf_prog_free_deferred [ 876.550610][ T32] Call trace: [ 876.550672][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.550727][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.550751][ T32] r4:00000000 [ 876.550797][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.550857][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.550889][ T32] dd20: 83481000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.550919][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.550944][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.550968][ T32] r5:800f0013 r4:80239bb0 [ 876.550990][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.551079][ T32] r4:82ac21e4 [ 876.551156][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.551377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.551414][ T32] r4:eab2ddc0 [ 876.551488][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.551542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.551568][ T32] r4:00000000 [ 876.551589][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.551675][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.551702][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.551771][ T32] r5:00001000 r4:dfa09000 [ 876.551796][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.551837][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.551882][ T32] r5:85272b8c r4:85272800 [ 876.551903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.551948][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.551971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.552046][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.552072][ T32] r4:85249480 [ 876.552119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.552176][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.552199][ T32] r4:00000001 [ 876.552246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.552292][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.552320][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.552348][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.552381][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.552437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.552464][ T32] r4:85243840 [ 876.552487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.552521][ T32] INFO: task kworker/0:321:4235 blocked for more than 453 seconds. [ 876.552561][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.552589][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.552610][ T32] task:kworker/0:321 state:D stack:0 pid:4235 tgid:4235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.552656][ T32] Workqueue: events bpf_prog_free_deferred [ 876.552726][ T32] Call trace: [ 876.552844][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.552947][ T32] r10:8291a684 r9:eabfdd84 r8:00000002 r7:60000013 r6:eabfdd8c r5:8518e000 [ 876.552977][ T32] r4:8518e000 [ 876.552999][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.553073][ T32] r5:8518e000 r4:8291a680 [ 876.553100][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.553140][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.553300][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabfde08 [ 876.553350][ T32] r4:00000000 [ 876.553374][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.553412][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.553446][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.553544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ad340 [ 876.562171][ T32] r4:00000000 [ 876.562234][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.562322][ T32] r9:83018005 r8:8518e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 876.562348][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.562493][ T32] r5:00001000 r4:eaa49000 [ 876.562534][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.562580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.562702][ T32] r5:8528938c r4:85289000 [ 876.562807][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.562861][ T32] r7:dddced80 r6:83018000 r5:8528938c r4:8525cd00 [ 876.562908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.563014][ T32] r10:61c88647 r9:8518e000 r8:8525cd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.563073][ T32] r4:8525cd00 [ 876.563112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.563192][ T32] r10:00000000 r9:8525cd00 r8:80287e08 r7:eabf9e60 r6:851ec780 r5:8518e000 [ 876.563229][ T32] r4:00000001 [ 876.563293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.563344][ T32] Exception stack(0xeabfdfb0 to 0xeabfdff8) [ 876.563379][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.563440][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.563471][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.574052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.574199][ T32] r4:852ad180 [ 876.575010][ T32] INFO: task kworker/0:321:4235 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.575085][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.575183][ T32] Workqueue: events bpf_prog_free_deferred [ 876.575282][ T32] Call trace: [ 876.575324][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.575391][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.575550][ T32] r4:00000000 [ 876.575577][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.575659][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.575772][ T32] dd20: 8355a000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 3 printk messages dropped ** [ 876.576244][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 876.577326][ T32] r5:00001000 r4:dfa09000 ** 2 printk messages dropped ** [ 876.577687][ T32] r5:85272b8c r4:85272800 ** 4 printk messages dropped ** [ 876.577973][ T32] r4:85249480 [ 876.577996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.578046][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.578070][ T32] r4:00000001 [ 876.578118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.578229][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.578267][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.578526][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.578560][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.578641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.578755][ T32] r4:85243840 [ 876.578807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.578845][ T32] INFO: task kworker/0:322:4237 blocked for more than 453 seconds. [ 876.578954][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.579057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.579092][ T32] task:kworker/0:322 state:D stack:0 pid:4237 tgid:4237 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.579220][ T32] Workqueue: events bpf_prog_free_deferred [ 876.579311][ T32] Call trace: [ 876.579404][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.579459][ T32] r10:8291a684 r9:eac05d84 r8:00000002 r7:60000113 r6:eac05d8c r5:8518ec00 [ 876.579502][ T32] r4:8518ec00 [ 876.579609][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.579669][ T32] r5:8518ec00 r4:8291a680 [ 876.579693][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.579806][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.579863][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac05e08 [ 876.579887][ T32] r4:00000000 [ 876.579909][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.579945][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.579980][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.580024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ad900 [ 876.580047][ T32] r4:00000000 [ 876.580066][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 876.580329][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.580375][ T32] r5:8528a38c r4:8528a000 [ 876.580425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.580562][ T32] r7:dddced80 r6:83018000 r5:8528a38c r4:8525cd80 [ 876.580589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 876.580771][ T32] r4:00000001 ** 5 printk messages dropped ** [ 876.580965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 876.582091][ T32] r4:00000000 ** 4 printk messages dropped ** [ 876.582414][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 876.582815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 876.583438][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 876.611602][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 876.612097][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 876.612877][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 876.621317][ T32] r5:00001000 r4:eaa59000 ** 1 printk messages dropped ** [ 876.621523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.621640][ T32] r5:8528978c r4:85289400 ** 3 printk messages dropped ** [ 876.621955][ T32] r10:61c88647 r9:842ebc00 r8:8525ce2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 876.622163][ T32] r10:00000000 r9:8525ce00 r8:80287e08 r7:eac05e60 r6:8525ce80 r5:842ebc00 [ 876.622190][ T32] r4:00000001 [ 876.622212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.622281][ T32] Exception stack(0xeabedfb0 to 0xeabedff8) [ 876.622319][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.622391][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.622491][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.622526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.622549][ T32] r4:852ad280 [ 876.623358][ T32] INFO: task kworker/0:323:4238 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.623401][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.637926][ T32] Workqueue: events bpf_prog_free_deferred [ 876.638036][ T32] Call trace: [ 876.638280][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.638413][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.638458][ T32] r4:00000000 [ 876.638484][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.638529][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.638562][ T32] dd20: 83b99000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.638595][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.638691][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.638822][ T32] r5:800f0013 r4:80239bb0 [ 876.638848][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.638936][ T32] r4:82ac21e4 [ 876.638962][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.639049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.639162][ T32] r4:eab2ddc0 [ 876.639189][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.639233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.639259][ T32] r4:00000000 [ 876.639473][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.639546][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.639570][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.639616][ T32] r5:00001000 r4:dfa09000 [ 876.639680][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.639783][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.639835][ T32] r5:85272b8c r4:85272800 [ 876.639858][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.639934][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.640014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.640072][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.640096][ T32] r4:85249480 [ 876.640143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.640201][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.640232][ T32] r4:00000001 [ 876.640328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.640445][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.640486][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.640515][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.640542][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.640575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.640652][ T32] r4:85243840 [ 876.640724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.640878][ T32] INFO: task kworker/0:324:4241 blocked for more than 453 seconds. [ 876.640929][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.640997][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.641032][ T32] task:kworker/0:324 state:D stack:0 pid:4241 tgid:4241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.641114][ T32] Workqueue: events bpf_prog_free_deferred [ 876.641201][ T32] Call trace: [ 876.641311][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.641374][ T32] r10:8291a684 r9:eac01d84 r8:00000002 r7:60000013 r6:eac01d8c r5:842ec800 [ 876.641400][ T32] r4:842ec800 [ 876.641422][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.641467][ T32] r5:842ec800 r4:8291a680 [ 876.641540][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.641652][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.641701][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac01e08 [ 876.641726][ T32] r4:00000000 [ 876.641772][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.641813][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.641886][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.642006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ad600 [ 876.642215][ T32] r4:00000000 [ 876.642337][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.642388][ T32] r9:83018005 r8:842ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 876.642410][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.642455][ T32] r5:00001000 r4:eaa67000 [ 876.642475][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.642515][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.642651][ T32] r5:85289b8c r4:85289800 [ 876.642770][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.642821][ T32] r7:dddced80 r6:83018000 r5:85289b8c r4:8525cf00 [ 876.642885][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.642939][ T32] r10:61c88647 r9:842ec800 r8:8525cf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.642963][ T32] r4:8525cf00 [ 876.643000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.643252][ T32] r10:00000000 r9:8525cf00 r8:80287e08 r7:eac05e60 r6:8525cf80 r5:842ec800 [ 876.643359][ T32] r4:00000001 [ 876.643403][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.643469][ T32] Exception stack(0xeac01fb0 to 0xeac01ff8) [ 876.662957][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.663028][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.663142][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.663187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.663215][ T32] r4:852ad540 [ 876.665028][ T32] INFO: task kworker/0:324:4241 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.665137][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.665320][ T32] Workqueue: events bpf_prog_free_deferred [ 876.665677][ T32] Call trace: [ 876.665791][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.665915][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.665946][ T32] r4:00000000 [ 876.665968][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.666114][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.666158][ T32] dd20: 83d79000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.666231][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.666263][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.666300][ T32] r5:800f0013 r4:80239bb0 [ 876.666470][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.666524][ T32] r4:82ac21e4 [ 876.666548][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.666859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.667021][ T32] r4:eab2ddc0 [ 876.667051][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.667097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.667122][ T32] r4:00000000 [ 876.667143][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.667191][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.667214][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.667256][ T32] r5:00001000 r4:dfa09000 [ 876.667282][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.667324][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.667369][ T32] r5:85272b8c r4:85272800 [ 876.667392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.667537][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.667572][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.667624][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.667648][ T32] r4:85249480 [ 876.667739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.667790][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.667813][ T32] r4:00000001 [ 876.667855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.667964][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.668024][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.668058][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.668091][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.668148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.668182][ T32] r4:85243840 [ 876.668207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.668269][ T32] INFO: task kworker/0:325:4242 blocked for more than 453 seconds. [ 876.668387][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.668503][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.668536][ T32] task:kworker/0:325 state:D stack:0 pid:4242 tgid:4242 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.668650][ T32] Workqueue: events bpf_prog_free_deferred [ 876.668696][ T32] Call trace: [ 876.668730][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.668803][ T32] r10:8291a684 r9:eabf1d84 r8:00000002 r7:60000113 r6:eabf1d8c r5:842ed400 [ 876.668832][ T32] r4:842ed400 [ 876.668922][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.668969][ T32] r5:842ed400 r4:8291a680 [ 876.668991][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.669057][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.669112][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf1e08 [ 876.669199][ T32] r4:00000000 [ 876.669227][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.669288][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.669444][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.669505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ad780 [ 876.669533][ T32] r4:00000000 [ 876.669580][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.669670][ T32] r9:83018005 r8:842ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 876.669790][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.669960][ T32] r5:00001000 r4:eaa77000 [ 876.670116][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.670167][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.670209][ T32] r5:85289f8c r4:85289c00 [ 876.670254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.670339][ T32] r7:dddced80 r6:83018000 r5:85289f8c r4:852b5000 [ 876.670365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.670413][ T32] r10:61c88647 r9:842ed400 r8:852b502c r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.670488][ T32] r4:852b5000 [ 876.670512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.670598][ T32] r10:00000000 r9:852b5000 r8:80287e08 r7:eac05e60 r6:852b5080 r5:842ed400 [ 876.670625][ T32] r4:00000001 [ 876.670714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.670926][ T32] Exception stack(0xeabf1fb0 to 0xeabf1ff8) [ 876.670964][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.670993][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.671023][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.671106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.671133][ T32] r4:852ad8c0 [ 876.671778][ T32] INFO: task kworker/0:325:4242 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.671820][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.671950][ T32] Workqueue: events bpf_prog_free_deferred [ 876.672038][ T32] Call trace: [ 876.672069][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.672228][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.672338][ T32] r4:00000000 [ 876.672372][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.672642][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.672678][ T32] dd20: 83d79000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.672708][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.672734][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.672758][ T32] r5:800f0013 r4:80239bb0 [ 876.672778][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.672844][ T32] r4:82ac21e4 [ 876.672966][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.673034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.673064][ T32] r4:eab2ddc0 [ 876.673084][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.673142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.673218][ T32] r4:00000000 [ 876.673271][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.673356][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.673409][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.673518][ T32] r5:00001000 r4:dfa09000 [ 876.673544][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.694719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.694914][ T32] r5:85272b8c r4:85272800 [ 876.694942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.694998][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.695022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.695075][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.695101][ T32] r4:85249480 [ 876.695123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.695227][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.695258][ T32] r4:00000001 [ 876.695342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.695392][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.695471][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.695509][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.695539][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.695572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.695598][ T32] r4:85243840 [ 876.695678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.695720][ T32] INFO: task kworker/0:326:4245 blocked for more than 453 seconds. [ 876.695760][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.695885][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.695921][ T32] task:kworker/0:326 state:D stack:0 pid:4245 tgid:4245 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.696037][ T32] Workqueue: events bpf_prog_free_deferred [ 876.696119][ T32] Call trace: [ 876.696230][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.696295][ T32] r10:8291a684 r9:eac19d84 r8:00000002 r7:60000113 r6:eac19d8c r5:85190000 [ 876.696321][ T32] r4:85190000 [ 876.696342][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.696417][ T32] r5:85190000 r4:8291a680 [ 876.696445][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.696488][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.696534][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac19e08 [ 876.696557][ T32] r4:00000000 [ 876.696619][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.696660][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.696701][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.696747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852adac0 [ 876.696864][ T32] r4:00000000 [ 876.696889][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.696981][ T32] r9:83018005 r8:85190000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 876.697099][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.697326][ T32] r5:00001000 r4:eaa91000 [ 876.697392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.697451][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.697499][ T32] r5:8528a78c r4:8528a400 [ 876.697823][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.697884][ T32] r7:dddced80 r6:83018000 r5:8528a78c r4:852b5100 [ 876.697909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.697960][ T32] r10:61c88647 r9:85190000 r8:852b512c r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.697984][ T32] r4:852b5100 [ 876.698004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.698114][ T32] r10:00000000 r9:852b5100 r8:80287e08 r7:eac05e60 r6:851ec880 r5:85190000 [ 876.698237][ T32] r4:00000001 [ 876.698303][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.698344][ T32] Exception stack(0xeac19fb0 to 0xeac19ff8) [ 876.698373][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 876.698442][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.698553][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.698587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.698610][ T32] r4:852ada40 [ 876.699439][ T32] INFO: task kworker/0:326:4245 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.699532][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.699643][ T32] Workqueue: events bpf_prog_free_deferred [ 876.699744][ T32] Call trace: [ 876.699783][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.699842][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.699867][ T32] r4:00000000 [ 876.699888][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.699929][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.699958][ T32] dd20: 84126000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.699991][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.700047][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.700077][ T32] r5:800f0013 r4:80239bb0 [ 876.700100][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.700142][ T32] r4:82ac21e4 [ 876.700162][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.700210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.700261][ T32] r4:eab2ddc0 [ 876.700367][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.700421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.700445][ T32] r4:00000000 [ 876.700535][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.700588][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.700613][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.700656][ T32] r5:00001000 r4:dfa09000 [ 876.700689][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.700747][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.700863][ T32] r5:85272b8c r4:85272800 [ 876.700891][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.700940][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.700962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.701040][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.701068][ T32] r4:85249480 [ 876.701088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.701146][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.701229][ T32] r4:00000001 [ 876.701253][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.701346][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.701378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.701433][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.701510][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.701649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.701676][ T32] r4:85243840 [ 876.701724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.701812][ T32] INFO: task kworker/0:327:4247 blocked for more than 453 seconds. [ 876.701848][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.701900][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.701961][ T32] task:kworker/0:327 state:D stack:0 pid:4247 tgid:4247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.702021][ T32] Workqueue: events bpf_prog_free_deferred [ 876.702130][ T32] Call trace: [ 876.702175][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.702254][ T32] r10:8291a684 r9:eac21d84 r8:00000002 r7:60000013 r6:eac21d8c r5:85191800 [ 876.702293][ T32] r4:85191800 [ 876.702316][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.702360][ T32] r5:85191800 r4:8291a680 [ 876.702380][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.702445][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.702498][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac21e08 [ 876.702573][ T32] r4:00000000 [ 876.702605][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.702647][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.702683][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.702753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8429e880 [ 876.702788][ T32] r4:00000000 [ 876.702809][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.702854][ T32] r9:83018005 r8:85191800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 876.702901][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.702984][ T32] r5:00001000 r4:dfab5000 [ 876.703060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.703162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.703223][ T32] r5:8528b78c r4:8528b400 [ 876.703272][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.703330][ T32] r7:dddced80 r6:83018000 r5:8528b78c r4:852b5180 [ 876.703351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.703429][ T32] r10:61c88647 r9:85191800 r8:852b51ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.703483][ T32] r4:852b5180 [ 876.703578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.737880][ T32] r10:00000000 r9:852b5180 r8:80287e08 r7:eac19e60 r6:851ec900 r5:85191800 [ 876.738044][ T32] r4:00000001 [ 876.738084][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.738209][ T32] Exception stack(0xeac21fb0 to 0xeac21ff8) [ 876.738246][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.738285][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.738335][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.738370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.738413][ T32] r4:852ada80 [ 876.739213][ T32] INFO: task kworker/0:327:4247 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.739256][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.739662][ T32] Workqueue: events bpf_prog_free_deferred [ 876.739722][ T32] Call trace: [ 876.739941][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.740001][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.740052][ T32] r4:00000000 [ 876.740076][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.740119][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.740234][ T32] dd20: 84849000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.740268][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.740301][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.740326][ T32] r5:800f0013 r4:80239bb0 [ 876.740458][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.740508][ T32] r4:82ac21e4 [ 876.740531][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.740576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.740600][ T32] r4:eab2ddc0 [ 876.740660][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.740706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.740731][ T32] r4:00000000 [ 876.740752][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.741234][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.741264][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.741316][ T32] r5:00001000 r4:dfa09000 [ 876.741336][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.741375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.742034][ T32] r5:85272b8c r4:85272800 [ 876.742062][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.742296][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.742323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.742477][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.742584][ T32] r4:85249480 [ 876.742608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.742770][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.742797][ T32] r4:00000001 [ 876.742888][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.742930][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.742957][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.742986][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.743080][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.743123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.743148][ T32] r4:85243840 [ 876.743197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.743301][ T32] INFO: task kworker/0:328:4249 blocked for more than 453 seconds. [ 876.743409][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.743616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.754265][ T32] task:kworker/0:328 state:D stack:0 pid:4249 tgid:4249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.754530][ T32] Workqueue: events bpf_prog_free_deferred [ 876.754664][ T32] Call trace: [ 876.754733][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.754828][ T32] r10:8291a684 r9:eac29d84 r8:00000002 r7:60000013 r6:eac29d8c r5:85193000 [ 876.754910][ T32] r4:85193000 [ 876.754964][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.755017][ T32] r5:85193000 r4:8291a680 [ 876.755119][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.755221][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.755269][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac29e08 [ 876.755305][ T32] r4:00000000 [ 876.755326][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.755361][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.755401][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.755528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852adb40 [ 876.755556][ T32] r4:00000000 [ 876.755632][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.755687][ T32] r9:83018005 r8:85193000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 876.755737][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.755844][ T32] r5:00001000 r4:eaaa1000 [ 876.755950][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.756026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.756076][ T32] r5:8528ab8c r4:8528a800 [ 876.756098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.756173][ T32] r7:dddced80 r6:83018000 r5:8528ab8c r4:852b5200 [ 876.756200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.756280][ T32] r10:61c88647 r9:85193000 r8:852b522c r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.756371][ T32] r4:852b5200 [ 876.756480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.756534][ T32] r10:00000000 r9:852b5200 r8:80287e08 r7:eac21e60 r6:851ec980 r5:85193000 [ 876.756583][ T32] r4:00000001 [ 876.756608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.756647][ T32] Exception stack(0xeac29fb0 to 0xeac29ff8) [ 876.756779][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 876.756883][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.757055][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.757088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.757151][ T32] r4:852ada80 [ 876.757991][ T32] INFO: task kworker/0:328:4249 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.758080][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.758294][ T32] Workqueue: events bpf_prog_free_deferred [ 876.758408][ T32] Call trace: [ 876.758526][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.758584][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.758635][ T32] r4:00000000 [ 876.758730][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.758777][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.758832][ T32] dd20: 84849000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.758874][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.758926][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.758957][ T32] r5:800f0013 r4:80239bb0 [ 876.758979][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.759023][ T32] r4:82ac21e4 [ 876.759140][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.759187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.759237][ T32] r4:eab2ddc0 [ 876.759279][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.759436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.759495][ T32] r4:00000000 [ 876.759522][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.759596][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.759678][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.759725][ T32] r5:00001000 r4:dfa09000 [ 876.759746][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.759864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.759912][ T32] r5:85272b8c r4:85272800 [ 876.759934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.759979][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.760021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.760074][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.760098][ T32] r4:85249480 [ 876.760118][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.760258][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.760289][ T32] r4:00000001 [ 876.760458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.760500][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.760543][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.760596][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.760629][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.760665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.760691][ T32] r4:85243840 [ 876.760714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.760747][ T32] INFO: task kworker/0:329:4250 blocked for more than 453 seconds. [ 876.760838][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.760868][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.760942][ T32] task:kworker/0:329 state:D stack:0 pid:4250 tgid:4250 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.761195][ T32] Workqueue: events bpf_prog_free_deferred [ 876.761296][ T32] Call trace: [ 876.761476][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.761554][ T32] r10:8291a684 r9:eac31d84 r8:00000002 r7:60000013 r6:eac31d8c r5:85194800 [ 876.761582][ T32] r4:85194800 [ 876.761686][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.761733][ T32] r5:85194800 r4:8291a680 [ 876.761753][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.761791][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.761884][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac31e08 [ 876.761912][ T32] r4:00000000 [ 876.761985][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.762024][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.762187][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.762305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852add00 [ 876.762333][ T32] r4:00000000 [ 876.762355][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.762402][ T32] r9:83018005 r8:85194800 r7:00000000 r6:83018000 r5:00001000 r4:7f015000 [ 876.762423][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.762491][ T32] r5:00001000 r4:df9cf000 [ 876.762667][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.762779][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.762899][ T32] r5:8528af8c r4:8528ac00 [ 876.762923][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.762970][ T32] r7:dddced80 r6:83018000 r5:8528af8c r4:852b5280 [ 876.762992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.763042][ T32] r10:61c88647 r9:85194800 r8:852b52ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.763064][ T32] r4:852b5280 [ 876.763085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.763132][ T32] r10:00000000 r9:852b5280 r8:80287e08 r7:eac21e60 r6:851eca00 r5:85194800 [ 876.763153][ T32] r4:00000001 [ 876.763173][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.763280][ T32] Exception stack(0xeac31fb0 to 0xeac31ff8) [ 876.763336][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.763587][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.797474][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.797625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.797712][ T32] r4:852adc00 [ 876.798870][ T32] INFO: task kworker/0:329:4250 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.798940][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.799074][ T32] Workqueue: events bpf_prog_free_deferred [ 876.799181][ T32] Call trace: [ 876.799231][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.799381][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.799418][ T32] r4:00000000 [ 876.799494][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.799540][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.799597][ T32] dd20: 84b36000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.799686][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.799718][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.799785][ T32] r5:800f0013 r4:80239bb0 [ 876.799810][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.799898][ T32] r4:82ac21e4 [ 876.800118][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.800165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.800189][ T32] r4:eab2ddc0 [ 876.800211][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.800254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.800282][ T32] r4:00000000 [ 876.800303][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.800350][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.800554][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.800660][ T32] r5:00001000 r4:dfa09000 [ 876.800706][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.800755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.800801][ T32] r5:85272b8c r4:85272800 [ 876.800825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.801001][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.801114][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.801194][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.801223][ T32] r4:85249480 [ 876.801245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.801299][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.801482][ T32] r4:00000001 [ 876.801506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.801545][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.801573][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.801605][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.801773][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.801815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.801839][ T32] r4:85243840 [ 876.801888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.801933][ T32] INFO: task kworker/0:330:4252 blocked for more than 453 seconds. [ 876.801973][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.802000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.802024][ T32] task:kworker/0:330 state:D stack:0 pid:4252 tgid:4252 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.802183][ T32] Workqueue: events bpf_prog_free_deferred [ 876.802301][ T32] Call trace: [ 876.802373][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.802488][ T32] r10:8291a684 r9:eac35d84 r8:00000002 r7:60000013 r6:eac35d8c r5:85192400 [ 876.802550][ T32] r4:85192400 [ 876.802600][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.802698][ T32] r5:85192400 r4:8291a680 [ 876.802763][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.802852][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.802940][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac35e08 [ 876.802989][ T32] r4:00000000 [ 876.803054][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.803147][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.803222][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.803317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852addc0 [ 876.803383][ T32] r4:00000000 [ 876.803429][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.827575][ T32] r9:83018005 r8:85192400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 876.827731][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.827819][ T32] r5:00001000 r4:dfa1b000 [ 876.827842][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.827887][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.827931][ T32] r5:8528b38c r4:8528b000 [ 876.827951][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.828001][ T32] r7:dddced80 r6:83018000 r5:8528b38c r4:852b5300 [ 876.828023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.828242][ T32] r10:61c88647 r9:85192400 r8:852b532c r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.828350][ T32] r4:852b5300 [ 876.828464][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.828518][ T32] r10:00000000 r9:852b5300 r8:80287e08 r7:eac21e60 r6:851eca80 r5:85192400 [ 876.828568][ T32] r4:00000001 [ 876.828594][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.828636][ T32] Exception stack(0xeac35fb0 to 0xeac35ff8) [ 876.828687][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 876.828767][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.828831][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.828917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.828996][ T32] r4:852adc40 [ 876.830362][ T32] INFO: task kworker/0:330:4252 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.830440][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.830544][ T32] Workqueue: events bpf_prog_free_deferred [ 876.830677][ T32] Call trace: [ 876.830792][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.830905][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.830978][ T32] r4:00000000 [ 876.831037][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.831125][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.831188][ T32] dd20: 84ca3000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.831253][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.831327][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.831404][ T32] r5:800f0013 r4:80239bb0 [ 876.831478][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.831595][ T32] r4:82ac21e4 [ 876.831682][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.831791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.831848][ T32] r4:eab2ddc0 [ 876.831897][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.831983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.832056][ T32] r4:00000000 [ 876.832126][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.832224][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.832287][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.832382][ T32] r5:00001000 r4:dfa09000 [ 876.832431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.832513][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.832605][ T32] r5:85272b8c r4:85272800 [ 876.832672][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.832791][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.832860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.832965][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.833017][ T32] r4:85249480 [ 876.833070][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.833223][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.833310][ T32] r4:00000001 [ 876.833360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.833437][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.833536][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.856170][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.856317][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.856376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.856472][ T32] r4:85243840 [ 876.856516][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 876.856619][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 876.857200][ T32] r4:85190c00 ** 2 printk messages dropped ** [ 876.857384][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 876.857951][ T32] r4:00000000 ** 3 printk messages dropped ** [ 876.858242][ T32] r5:00001000 r4:dff97000 ** 1 printk messages dropped ** [ 876.858407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.858500][ T32] r5:8528bf8c r4:8528bc00 [ 876.858562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 876.858742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 876.859050][ T32] r10:00000000 r9:852b5380 r8:80287e08 r7:eac21e60 r6:851ecb00 r5:85190c00 ** 5 printk messages dropped ** [ 876.859462][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 876.861015][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 876.861574][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.861623][ T32] r4:00000000 [ 876.861686][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.861799][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.861865][ T32] dd20: 84d9c000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.861923][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.861975][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.862026][ T32] r5:800f0013 r4:80239bb0 [ 876.862073][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.862160][ T32] r4:82ac21e4 [ 876.862220][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.862433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.862508][ T32] r4:eab2ddc0 [ 876.862554][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.862643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.862693][ T32] r4:00000000 [ 876.862734][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.862819][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.862867][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.862950][ T32] r5:00001000 r4:dfa09000 [ 876.862995][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.863078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.863186][ T32] r5:85272b8c r4:85272800 [ 876.863240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.863340][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.863384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.893388][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.894451][ T32] r4:85249480 [ 876.894546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.894724][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.894804][ T32] r4:00000001 [ 876.894875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.894971][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.895048][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.895116][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.895178][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.895240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.895306][ T32] r4:85243840 [ 876.895362][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.895458][ T32] INFO: task kworker/0:332:4258 blocked for more than 453 seconds. [ 876.895551][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.895606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.895653][ T32] task:kworker/0:332 state:D stack:0 pid:4258 tgid:4258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.895782][ T32] Workqueue: events bpf_prog_free_deferred [ 876.895939][ T32] Call trace: [ 876.896050][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.896166][ T32] r10:8291a684 r9:eac2dd84 r8:00000002 r7:60000113 r6:eac2dd8c r5:85195400 [ 876.896219][ T32] r4:85195400 [ 876.896269][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.896374][ T32] r5:85195400 r4:8291a680 [ 876.896419][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.896496][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.896584][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac2de08 [ 876.896663][ T32] r4:00000000 [ 876.896716][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.896809][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.896908][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.896999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c2200 [ 876.897195][ T32] r4:00000000 [ 876.897324][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.897436][ T32] r9:83018005 r8:85195400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 876.897489][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.897596][ T32] r5:00001000 r4:dffd7000 ** 1 printk messages dropped ** [ 876.897766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.897883][ T32] r5:8529438c r4:85294000 [ 876.898023][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.898129][ T32] r7:dddced80 r6:83018000 r5:8529438c r4:852b5400 [ 876.898177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 876.900591][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 30 printk messages dropped ** [ 876.903456][ T32] r4:85249480 ** 7 printk messages dropped ** [ 876.935416][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 876.936044][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 876.936829][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 876.937363][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 876.937529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c2300 ** 1 printk messages dropped ** [ 876.937644][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.937751][ T32] r9:83018005 r8:85196c00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 876.937800][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.937884][ T32] r5:00001000 r4:e0027000 [ 876.937929][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.938034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.938133][ T32] r5:8529478c r4:85294400 [ 876.938180][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.938281][ T32] r7:dddced80 r6:83018000 r5:8529478c r4:852b5480 [ 876.938350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.938476][ T32] r10:61c88647 r9:85196c00 r8:852b54ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.938533][ T32] r4:852b5480 [ 876.938579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.938672][ T32] r10:00000000 r9:852b5480 r8:80287e08 r7:eac2de60 r6:851ecc00 r5:85196c00 [ 876.938719][ T32] r4:00000001 [ 876.938783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.938864][ T32] Exception stack(0xeac41fb0 to 0xeac41ff8) [ 876.938922][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.939002][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.939090][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.939156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.939203][ T32] r4:852c21c0 [ 876.940547][ T32] INFO: task kworker/0:333:4260 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.940636][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.940768][ T32] Workqueue: events bpf_prog_free_deferred [ 876.940871][ T32] Call trace: [ 876.940960][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.941076][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.941145][ T32] r4:00000000 [ 876.941227][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.941343][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.941409][ T32] dd20: 8517e000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 876.941471][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 876.941530][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.941601][ T32] r5:800f0013 r4:80239bb0 [ 876.941653][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.941768][ T32] r4:82ac21e4 [ 876.941830][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.941915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.941966][ T32] r4:eab2ddc0 [ 876.942030][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.942123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.942173][ T32] r4:00000000 [ 876.942218][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.942330][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.942383][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.942469][ T32] r5:00001000 r4:dfa09000 [ 876.942536][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.942622][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.942713][ T32] r5:85272b8c r4:85272800 [ 876.942791][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.942895][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.942943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.943051][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.943097][ T32] r4:85249480 [ 876.943140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.943234][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.943288][ T32] r4:00000001 [ 876.943332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.943410][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 876.943520][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.964852][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.965049][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.965128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.965250][ T32] r4:85243840 [ 876.965342][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.965457][ T32] INFO: task kworker/0:334:4262 blocked for more than 453 seconds. [ 876.965552][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.965608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.965659][ T32] task:kworker/0:334 state:D stack:0 pid:4262 tgid:4262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.965813][ T32] Workqueue: events bpf_prog_free_deferred [ 876.965956][ T32] Call trace: [ 876.966126][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 876.966248][ T32] r10:8291a684 r9:eac49d84 r8:00000002 r7:60000013 r6:eac49d8c r5:8518d400 [ 876.966324][ T32] r4:8518d400 [ 876.966408][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 876.966526][ T32] r5:8518d400 r4:8291a680 [ 876.966591][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.966686][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 876.966787][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac49e08 [ 876.966864][ T32] r4:00000000 [ 876.966912][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 876.967039][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.967129][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.967239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c23c0 [ 876.967302][ T32] r4:00000000 [ 876.967349][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.967447][ T32] r9:83018005 r8:8518d400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 876.967495][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.967579][ T32] r5:00001000 r4:e0385000 [ 876.967621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.967697][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.967777][ T32] r5:85294b8c r4:85294800 [ 876.967813][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.967914][ T32] r7:dddced80 r6:83018000 r5:85294b8c r4:852b5500 [ 876.967975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.968084][ T32] r10:61c88647 r9:8518d400 r8:852b552c r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.968132][ T32] r4:852b5500 [ 876.968194][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.968332][ T32] r10:00000000 r9:852b5500 r8:80287e08 r7:eac41e60 r6:851ecc80 r5:8518d400 [ 876.968385][ T32] r4:00000001 [ 876.968483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.968573][ T32] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 876.968644][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 876.968703][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.968775][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.968836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.968883][ T32] r4:852c2280 [ 876.970283][ T32] INFO: task kworker/0:334:4262 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 876.970395][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.970652][ T32] Workqueue: events bpf_prog_free_deferred [ 876.970780][ T32] Call trace: [ 876.970883][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 876.971005][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 876.971060][ T32] r4:00000000 [ 876.971124][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.971270][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 876.971362][ T32] dd20: 85280000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 2 printk messages dropped ** [ 876.971542][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 876.971943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 876.971993][ T32] r4:eab2ddc0 [ 876.972059][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.972173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 876.972259][ T32] r4:00000000 [ 876.972318][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 876.972410][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 876.972458][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.972544][ T32] r5:00001000 r4:dfa09000 [ 876.972603][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.972690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.972778][ T32] r5:85272b8c r4:85272800 [ 876.972825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.972917][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 876.972965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.973201][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.973270][ T32] r4:85249480 [ 876.973323][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.973418][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 876.973528][ T32] r4:00000001 [ 877.002315][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.002516][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.002592][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.002677][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.002746][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.002813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.002911][ T32] r4:85243840 [ 877.002974][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.003069][ T32] INFO: task kworker/0:335:4264 blocked for more than 454 seconds. [ 877.003152][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.003209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.003259][ T32] task:kworker/0:335 state:D stack:0 pid:4264 tgid:4264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.003401][ T32] Workqueue: events bpf_prog_free_deferred [ 877.003515][ T32] Call trace: [ 877.018615][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.018728][ T32] r10:8291a684 r9:eac4dd84 r8:00000002 r7:60000113 r6:eac4dd8c r5:8518bc00 [ 877.018962][ T32] r4:8518bc00 [ 877.019045][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.019128][ T32] r5:8518bc00 r4:8291a680 [ 877.019164][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.019206][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.019266][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac4de08 [ 877.019299][ T32] r4:00000000 [ 877.019380][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.019420][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.019549][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.019755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c2680 [ 877.019782][ T32] r4:00000000 [ 877.019804][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.019853][ T32] r9:83018005 r8:8518bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 877.019876][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 877.020030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.020085][ T32] r5:85294f8c r4:85294c00 [ 877.020106][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.020154][ T32] r7:dddced80 r6:83018000 r5:85294f8c r4:852b5580 ** 1 printk messages dropped ** [ 877.020264][ T32] r10:61c88647 r9:8518bc00 r8:852b55ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 877.020724][ T32] r4:00000001 ** 3 printk messages dropped ** [ 877.020953][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 877.021382][ T32] r4:852c2400 ** 2 printk messages dropped ** [ 877.022377][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 877.022576][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 877.022798][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 877.023220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 3 printk messages dropped ** [ 877.023341][ T32] r4:00000000 [ 877.023362][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.023420][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.023448][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.033120][ T32] r5:00001000 r4:dfa09000 [ 877.033220][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.033335][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.033386][ T32] r5:85272b8c r4:85272800 [ 877.033547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.034034][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.034074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.034164][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.034193][ T32] r4:85249480 [ 877.034242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.034305][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.034332][ T32] r4:00000001 [ 877.034380][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.034465][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.034506][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.034537][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.034639][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.034730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.034898][ T32] r4:85243840 [ 877.034985][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.035051][ T32] INFO: task kworker/1:242:4265 blocked for more than 454 seconds. [ 877.035094][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.035234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.035320][ T32] task:kworker/1:242 state:D stack:0 pid:4265 tgid:4265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.035401][ T32] Workqueue: events bpf_prog_free_deferred [ 877.035568][ T32] Call trace: [ 877.035754][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.035821][ T32] r10:8291a684 r9:eac0dd84 r8:00000002 r7:60000113 r6:eac0dd8c r5:85193c00 [ 877.035930][ T32] r4:85193c00 [ 877.035956][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.036001][ T32] r5:85193c00 r4:8291a680 [ 877.036040][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.036084][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.036127][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac0de08 [ 877.036150][ T32] r4:00000000 [ 877.036197][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.036236][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.036287][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.036345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8240 [ 877.036371][ T32] r4:00000000 [ 877.036410][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.036462][ T32] r9:83018205 r8:85193c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 877.036503][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.036601][ T32] r5:00001000 r4:e054f000 [ 877.036661][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.036712][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.036757][ T32] r5:8511438c r4:85114000 [ 877.036777][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.036821][ T32] r7:ddde2d80 r6:83018200 r5:8511438c r4:851ecd80 [ 877.036843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.036889][ T32] r10:61c88647 r9:85193c00 r8:851ecdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.036910][ T32] r4:851ecd80 [ 877.036929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.036979][ T32] r10:00000000 r9:851ecd80 r8:80287e08 r7:ea9b5e60 r6:851ece00 r5:85193c00 [ 877.037020][ T32] r4:00000001 [ 877.037047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.037085][ T32] Exception stack(0xeac0dfb0 to 0xeac0dff8) [ 877.037114][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.037143][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.037205][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.037255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.037287][ T32] r4:852c8080 [ 877.038090][ T32] INFO: task kworker/1:242:4265 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.038280][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.038494][ T32] Workqueue: events bpf_prog_free_deferred [ 877.038747][ T32] Call trace: [ 877.038826][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.038884][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.038907][ T32] r4:00000000 [ 877.038958][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.039002][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.039031][ T32] dd20: 85899000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.039061][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.039138][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.039168][ T32] r5:800f0013 r4:80239bb0 [ 877.039191][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.039233][ T32] r4:82ac21e4 [ 877.039256][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.039331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.039360][ T32] r4:eab2ddc0 [ 877.039393][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.039438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.039461][ T32] r4:00000000 [ 877.039481][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.039523][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.039587][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.039633][ T32] r5:00001000 r4:dfa09000 [ 877.039654][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.039693][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.039735][ T32] r5:85272b8c r4:85272800 [ 877.039782][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.039850][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.039929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.039980][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.040003][ T32] r4:85249480 [ 877.040024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.040070][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.040093][ T32] r4:00000001 [ 877.040169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.040236][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.040265][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.040354][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.040386][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.040415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.040441][ T32] r4:85243840 [ 877.040554][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.040587][ T32] INFO: task kworker/1:243:4268 blocked for more than 454 seconds. [ 877.040644][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.040698][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.040724][ T32] task:kworker/1:243 state:D stack:0 pid:4268 tgid:4268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.040794][ T32] Workqueue: events bpf_prog_free_deferred [ 877.040840][ T32] Call trace: [ 877.040872][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.040919][ T32] r10:8291a684 r9:eac45d84 r8:00000002 r7:60000113 r6:eac45d8c r5:85196000 [ 877.040944][ T32] r4:85196000 [ 877.040963][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.041005][ T32] r5:85196000 r4:8291a680 [ 877.041027][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.041066][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.041106][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac45e08 [ 877.041197][ T32] r4:00000000 [ 877.041225][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.041262][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.041304][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.041415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8540 [ 877.041445][ T32] r4:00000000 [ 877.041492][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.041592][ T32] r9:83018205 r8:85196000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 877.041670][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.041716][ T32] r5:00001000 r4:e4701000 [ 877.041738][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.041829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.041903][ T32] r5:8511478c r4:85114400 [ 877.041980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.042045][ T32] r7:ddde2d80 r6:83018200 r5:8511478c r4:851ece80 [ 877.042079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.042147][ T32] r10:61c88647 r9:85196000 r8:851eceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.042175][ T32] r4:851ece80 [ 877.042222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.042271][ T32] r10:00000000 r9:851ece80 r8:80287e08 r7:ea9b5e60 r6:851ecf00 r5:85196000 [ 877.042305][ T32] r4:00000001 [ 877.042327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.042369][ T32] Exception stack(0xeac45fb0 to 0xeac45ff8) [ 877.042415][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 877.042468][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.042499][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.042529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.042603][ T32] r4:852c8180 [ 877.043188][ T32] INFO: task kworker/1:243:4268 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.043241][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.043348][ T32] Workqueue: events bpf_prog_free_deferred [ 877.043450][ T32] Call trace: [ 877.069617][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.069747][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.069776][ T32] r4:00000000 [ 877.069819][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.069896][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.069936][ T32] dd20: 85c74000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.070002][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.070057][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.070087][ T32] r5:800f0013 r4:80239bb0 [ 877.070162][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.070264][ T32] r4:82ac21e4 [ 877.070294][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.070339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.070494][ T32] r4:eab2ddc0 [ 877.070585][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.070631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.070654][ T32] r4:00000000 [ 877.070675][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.070723][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.070758][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.070810][ T32] r5:00001000 r4:dfa09000 [ 877.070831][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.070924][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.070997][ T32] r5:85272b8c r4:85272800 [ 877.071031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.071081][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.071104][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.071169][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.071197][ T32] r4:85249480 [ 877.071219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.071372][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.071401][ T32] r4:00000001 [ 877.071423][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.071488][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.071572][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.071657][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.071714][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.071748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.071824][ T32] r4:85243840 [ 877.071855][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.071906][ T32] INFO: task kworker/0:336:4270 blocked for more than 454 seconds. [ 877.071973][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.072030][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.072066][ T32] task:kworker/0:336 state:D stack:0 pid:4270 tgid:4270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.072175][ T32] Workqueue: events bpf_prog_free_deferred [ 877.072281][ T32] Call trace: [ 877.072323][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.072402][ T32] r10:8291a684 r9:eac51d84 r8:00000002 r7:60000113 r6:eac51d8c r5:85198000 [ 877.072456][ T32] r4:85198000 [ 877.072508][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.072589][ T32] r5:85198000 r4:8291a680 [ 877.072621][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.072680][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.072755][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac51e08 [ 877.072781][ T32] r4:00000000 [ 877.072874][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.072914][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.072976][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.073092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c29c0 [ 877.073120][ T32] r4:00000000 [ 877.073140][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.073217][ T32] r9:83018005 r8:85198000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 877.073242][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.073321][ T32] r5:00001000 r4:e4755000 [ 877.073349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.073390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.073432][ T32] r5:8529578c r4:85295400 [ 877.073454][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.087660][ T32] r7:dddced80 r6:83018000 r5:8529578c r4:852b5600 [ 877.087720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.087805][ T32] r10:61c88647 r9:85198000 r8:852b562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.087830][ T32] r4:852b5600 [ 877.087851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.087901][ T32] r10:00000000 r9:852b5600 r8:80287e08 r7:eac4de60 r6:851ecf80 r5:85198000 [ 877.087924][ T32] r4:00000001 [ 877.087945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.088011][ T32] Exception stack(0xeac51fb0 to 0xeac51ff8) [ 877.088049][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.088080][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.088108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.088139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.088162][ T32] r4:852c2640 [ 877.088980][ T32] INFO: task kworker/0:336:4270 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.089050][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.089139][ T32] Workqueue: events bpf_prog_free_deferred [ 877.089225][ T32] Call trace: [ 877.089266][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.089332][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.089359][ T32] r4:00000000 [ 877.089380][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.089528][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.089562][ T32] dd20: 8606b000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.089592][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.089618][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.089654][ T32] r5:800f0013 r4:80239bb0 [ 877.089680][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.089728][ T32] r4:82ac21e4 [ 877.089802][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.089848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.089872][ T32] r4:eab2ddc0 [ 877.089893][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.089935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.089973][ T32] r4:00000000 [ 877.090128][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.090207][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.090288][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.090337][ T32] r5:00001000 r4:dfa09000 [ 877.090415][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.090460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.090509][ T32] r5:85272b8c r4:85272800 [ 877.090532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.090579][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.090603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.090754][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.090782][ T32] r4:85249480 [ 877.090804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.090850][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.090970][ T32] r4:00000001 [ 877.091040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.091081][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.091109][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.091139][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.091173][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.091204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.091254][ T32] r4:85243840 [ 877.091286][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.091337][ T32] INFO: task kworker/0:337:4271 blocked for more than 454 seconds. [ 877.091407][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.091464][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.091622][ T32] task:kworker/0:337 state:D stack:0 pid:4271 tgid:4271 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.091860][ T32] Workqueue: events bpf_prog_free_deferred [ 877.091908][ T32] Call trace: [ 877.091940][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.092072][ T32] r10:8291a684 r9:eac55d84 r8:00000002 r7:60000013 r6:eac55d8c r5:85198c00 [ 877.092101][ T32] r4:85198c00 [ 877.092122][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.092166][ T32] r5:85198c00 r4:8291a680 [ 877.092209][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.092257][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.092309][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac55e08 [ 877.092384][ T32] r4:00000000 [ 877.092488][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.092578][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.092625][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.092666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c2740 [ 877.092691][ T32] r4:00000000 [ 877.092740][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.092787][ T32] r9:83018005 r8:85198c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 877.092813][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.092855][ T32] r5:00001000 r4:e05c1000 [ 877.092876][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.092914][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.092957][ T32] r5:8529538c r4:85295000 [ 877.092979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.093025][ T32] r7:dddced80 r6:83018000 r5:8529538c r4:852b5680 [ 877.093047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.093113][ T32] r10:61c88647 r9:85198c00 r8:852b56ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.093187][ T32] r4:852b5680 [ 877.093216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.093262][ T32] r10:00000000 r9:852b5680 r8:80287e08 r7:eac51e60 r6:852c7000 r5:85198c00 [ 877.093292][ T32] r4:00000001 [ 877.093337][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.093378][ T32] Exception stack(0xeac55fb0 to 0xeac55ff8) [ 877.093408][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 877.093438][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.119396][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.119524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.119553][ T32] r4:852c27c0 [ 877.120343][ T32] INFO: task kworker/0:337:4271 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.120384][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.120476][ T32] Workqueue: events bpf_prog_free_deferred [ 877.120580][ T32] Call trace: [ 877.120647][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.120735][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.120772][ T32] r4:00000000 [ 877.120819][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.120868][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.120948][ T32] dd20: 86495000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.121066][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.121128][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.121210][ T32] r5:800f0013 r4:80239bb0 [ 877.121245][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.121298][ T32] r4:82ac21e4 [ 877.121320][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.121363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.121385][ T32] r4:eab2ddc0 [ 877.121406][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.121467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.121554][ T32] r4:00000000 [ 877.121578][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.121626][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.121649][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.121692][ T32] r5:00001000 r4:dfa09000 [ 877.121713][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.121752][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.121797][ T32] r5:85272b8c r4:85272800 [ 877.121820][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.121869][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.121891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.121939][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.121962][ T32] r4:85249480 [ 877.122034][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.122089][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.122113][ T32] r4:00000001 [ 877.122134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.122171][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.122199][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.122228][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.122258][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.122296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.122320][ T32] r4:85243840 [ 877.122370][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.122408][ T32] INFO: task kworker/0:338:4275 blocked for more than 454 seconds. [ 877.122512][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.122543][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.122594][ T32] task:kworker/0:338 state:D stack:0 pid:4275 tgid:4275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.122692][ T32] Workqueue: events bpf_prog_free_deferred [ 877.122739][ T32] Call trace: [ 877.122773][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.122820][ T32] r10:8291a684 r9:eac11d84 r8:00000002 r7:60000013 r6:eac11d8c r5:85199800 [ 877.122844][ T32] r4:85199800 [ 877.122893][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.122941][ T32] r5:85199800 r4:8291a680 [ 877.122963][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.123003][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.123074][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac11e08 [ 877.123101][ T32] r4:00000000 [ 877.123121][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.123158][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.123195][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.123235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c2c40 [ 877.123306][ T32] r4:00000000 [ 877.123358][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.123434][ T32] r9:83018005 r8:85199800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 877.123475][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.130537][ T32] r5:00001000 r4:ea8d5000 [ 877.130814][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.130893][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.130938][ T32] r5:85295f8c r4:85295c00 [ 877.130987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.131045][ T32] r7:dddced80 r6:83018000 r5:85295f8c r4:852b5700 [ 877.131089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.131144][ T32] r10:61c88647 r9:85199800 r8:852b572c r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.131168][ T32] r4:852b5700 [ 877.131189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.131236][ T32] r10:00000000 r9:852b5700 r8:80287e08 r7:eac51e60 r6:852c7080 r5:85199800 [ 877.131259][ T32] r4:00000001 [ 877.131365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.131410][ T32] Exception stack(0xeac11fb0 to 0xeac11ff8) [ 877.131466][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.131554][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.131656][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.131749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.131779][ T32] r4:852c2980 [ 877.132576][ T32] INFO: task kworker/0:338:4275 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.132617][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.132731][ T32] Workqueue: events bpf_prog_free_deferred [ 877.132784][ T32] Call trace: [ 877.132818][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.132874][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.132940][ T32] r4:00000000 [ 877.133119][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.133196][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.133316][ T32] dd20: 86495000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.133362][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.133391][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.133416][ T32] r5:800f0013 r4:80239bb0 [ 877.133525][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.142782][ T32] r4:82ac21e4 [ 877.142908][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.143005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.143094][ T32] r4:eab2ddc0 [ 877.143144][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.143233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.143285][ T32] r4:00000000 [ 877.143338][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.143393][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.143520][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.144066][ T32] r5:00001000 r4:dfa09000 [ 877.144103][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.144188][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.144265][ T32] r5:85272b8c r4:85272800 [ 877.144324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.144378][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.144418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.144472][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.144498][ T32] r4:85249480 [ 877.144544][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.144596][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.144648][ T32] r4:00000001 [ 877.144673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.144715][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.144773][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.144807][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.144834][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.144864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.144893][ T32] r4:85243840 [ 877.144919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.144952][ T32] INFO: task kworker/0:339:4276 blocked for more than 454 seconds. [ 877.145045][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.145076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.145101][ T32] task:kworker/0:339 state:D stack:0 pid:4276 tgid:4276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.145235][ T32] Workqueue: events bpf_prog_free_deferred [ 877.145341][ T32] Call trace: [ 877.145417][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.145472][ T32] r10:8291a684 r9:eac5dd84 r8:00000002 r7:60000013 r6:eac5dd8c r5:8519a400 [ 877.145495][ T32] r4:8519a400 [ 877.145517][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.145614][ T32] r5:8519a400 r4:8291a680 [ 877.145654][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.145698][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.145742][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac5de08 [ 877.145766][ T32] r4:00000000 [ 877.145785][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.145819][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.145855][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.145906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c2b40 [ 877.145932][ T32] r4:00000000 [ 877.145952][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.145997][ T32] r9:83018005 r8:8519a400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 877.146019][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.146082][ T32] r5:00001000 r4:e87ad000 [ 877.146106][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.146163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.146253][ T32] r5:85295b8c r4:85295800 [ 877.146391][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.146442][ T32] r7:dddced80 r6:83018000 r5:85295b8c r4:852b5780 [ 877.146572][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.146631][ T32] r10:61c88647 r9:8519a400 r8:852b57ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.146682][ T32] r4:852b5780 [ 877.146706][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.146778][ T32] r10:00000000 r9:852b5780 r8:80287e08 r7:eac11e60 r6:852c7100 r5:8519a400 [ 877.146806][ T32] r4:00000001 [ 877.146826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.146865][ T32] Exception stack(0xeac5dfb0 to 0xeac5dff8) [ 877.146977][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.147012][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.147065][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.147098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.147176][ T32] r4:852c28c0 [ 877.147974][ T32] INFO: task kworker/0:339:4276 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.148012][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.148155][ T32] Workqueue: events bpf_prog_free_deferred [ 877.148207][ T32] Call trace: [ 877.148348][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.148450][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.148487][ T32] r4:00000000 [ 877.148508][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.148548][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.148575][ T32] dd20: 86495000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.148604][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.148655][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.148684][ T32] r5:800f0013 r4:80239bb0 [ 877.148730][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.148781][ T32] r4:82ac21e4 [ 877.148803][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.148899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.148927][ T32] r4:eab2ddc0 [ 877.148947][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.149014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.149107][ T32] r4:00000000 [ 877.149147][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.149306][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.149354][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.149401][ T32] r5:00001000 r4:dfa09000 [ 877.149422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.149466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.149536][ T32] r5:85272b8c r4:85272800 [ 877.149561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.149608][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.149630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.149676][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.149787][ T32] r4:85249480 [ 877.149893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.149944][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.149993][ T32] r4:00000001 [ 877.150026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.150064][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.150095][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.150125][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.150192][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.150226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.150255][ T32] r4:85243840 [ 877.150296][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.150373][ T32] INFO: task kworker/0:340:4279 blocked for more than 454 seconds. [ 877.150472][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.150534][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.150598][ T32] task:kworker/0:340 state:D stack:0 pid:4279 tgid:4279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.150652][ T32] Workqueue: events bpf_prog_free_deferred [ 877.150695][ T32] Call trace: [ 877.150728][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.150800][ T32] r10:8291a684 r9:eac61d84 r8:00000002 r7:60000013 r6:eac61d8c r5:8519b000 [ 877.150880][ T32] r4:8519b000 [ 877.150913][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.150957][ T32] r5:8519b000 r4:8291a680 [ 877.151063][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.151105][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.151173][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac61e08 [ 877.151247][ T32] r4:00000000 [ 877.151282][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.151319][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.151352][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.151392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c2e00 [ 877.151436][ T32] r4:00000000 [ 877.151462][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.151531][ T32] r9:83018005 r8:8519b000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 877.151557][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.151600][ T32] r5:00001000 r4:ea96d000 [ 877.151621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.151685][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.151745][ T32] r5:8529638c r4:85296000 [ 877.151797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.151905][ T32] r7:dddced80 r6:83018000 r5:8529638c r4:852b5800 [ 877.151929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.152041][ T32] r10:61c88647 r9:8519b000 r8:852b582c r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.152095][ T32] r4:852b5800 [ 877.152126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.152172][ T32] r10:00000000 r9:852b5800 r8:80287e08 r7:eac11e60 r6:852c7180 r5:8519b000 [ 877.152196][ T32] r4:00000001 [ 877.152292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.152338][ T32] Exception stack(0xeac61fb0 to 0xeac61ff8) [ 877.152368][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.152412][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.152451][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.152481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.152504][ T32] r4:852c2bc0 [ 877.152937][ T32] INFO: task kworker/0:340:4279 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.152973][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.153230][ T32] Workqueue: events bpf_prog_free_deferred [ 877.153307][ T32] Call trace: [ 877.153414][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.187431][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.187590][ T32] r4:00000000 [ 877.187650][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.187766][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.187813][ T32] dd20: 86c49000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.187844][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.187869][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.187896][ T32] r5:800f0013 r4:80239bb0 [ 877.187918][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.187993][ T32] r4:82ac21e4 [ 877.188026][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.188073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.188130][ T32] r4:eab2ddc0 [ 877.188155][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.188222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.188320][ T32] r4:00000000 [ 877.188347][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.188438][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.188465][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.188511][ T32] r5:00001000 r4:dfa09000 [ 877.188532][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.188574][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.188617][ T32] r5:85272b8c r4:85272800 [ 877.188639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.188687][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.188710][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.188758][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.188782][ T32] r4:85249480 [ 877.188802][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.188849][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.188872][ T32] r4:00000001 [ 877.188895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.188958][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.188992][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.189022][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.189048][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.189103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.189130][ T32] r4:85243840 [ 877.189158][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.189222][ T32] INFO: task kworker/0:341:4280 blocked for more than 454 seconds. [ 877.189282][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.189342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.189371][ T32] task:kworker/0:341 state:D stack:0 pid:4280 tgid:4280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.189438][ T32] Workqueue: events bpf_prog_free_deferred [ 877.189488][ T32] Call trace: [ 877.189559][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.189610][ T32] r10:8291a684 r9:eac6dd84 r8:00000002 r7:60000113 r6:eac6dd8c r5:8519bc00 [ 877.189660][ T32] r4:8519bc00 [ 877.189710][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.189757][ T32] r5:8519bc00 r4:8291a680 [ 877.189806][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.189878][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.189932][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac6de08 [ 877.189958][ T32] r4:00000000 [ 877.189979][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.190013][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.190049][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.190090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c2f00 [ 877.190118][ T32] r4:00000000 [ 877.190139][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.190184][ T32] r9:83018005 r8:8519bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 877.190209][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.190251][ T32] r5:00001000 r4:ea98b000 [ 877.190271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.190317][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.190359][ T32] r5:8529678c r4:85296400 [ 877.190383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.190430][ T32] r7:dddced80 r6:83018000 r5:8529678c r4:852b5880 [ 877.190451][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.190497][ T32] r10:61c88647 r9:8519bc00 r8:852b58ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.190522][ T32] r4:852b5880 [ 877.190542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.190586][ T32] r10:00000000 r9:852b5880 r8:80287e08 r7:eac61e60 r6:852c7200 r5:8519bc00 [ 877.190609][ T32] r4:00000001 [ 877.190628][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.190662][ T32] Exception stack(0xeac6dfb0 to 0xeac6dff8) [ 877.190689][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.190745][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.190778][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.190824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.190866][ T32] r4:852c2d80 [ 877.191665][ T32] INFO: task kworker/0:341:4280 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.191703][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.191810][ T32] Workqueue: events bpf_prog_free_deferred [ 877.191863][ T32] Call trace: [ 877.191946][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.192000][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.192024][ T32] r4:00000000 [ 877.192044][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.192084][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.192113][ T32] dd20: 86c49000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.192142][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.192167][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.192220][ T32] r5:800f0013 r4:80239bb0 [ 877.192248][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.192296][ T32] r4:82ac21e4 [ 877.192318][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.192360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.192383][ T32] r4:eab2ddc0 [ 877.192402][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.192469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.192524][ T32] r4:00000000 [ 877.192557][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.192606][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.192643][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.192784][ T32] r5:00001000 r4:dfa09000 [ 877.192815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.192857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.192899][ T32] r5:85272b8c r4:85272800 [ 877.192920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.192992][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.193021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.193073][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.193112][ T32] r4:85249480 [ 877.193135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.193250][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.193285][ T32] r4:00000001 [ 877.193313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.193353][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.193382][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.193411][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.193577][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.205745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.205810][ T32] r4:85243840 [ 877.205881][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.205941][ T32] INFO: task kworker/0:342:4283 blocked for more than 454 seconds. [ 877.205982][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.206011][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.206077][ T32] task:kworker/0:342 state:D stack:0 pid:4283 tgid:4283 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.206308][ T32] Workqueue: events bpf_prog_free_deferred [ 877.206391][ T32] Call trace: [ 877.206503][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.206593][ T32] r10:8291a684 r9:eac75d84 r8:00000002 r7:60000013 r6:eac75d8c r5:8519c800 [ 877.206628][ T32] r4:8519c800 [ 877.206650][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.206878][ T32] r5:8519c800 r4:8291a680 [ 877.206990][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.207047][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.207190][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac75e08 [ 877.207219][ T32] r4:00000000 [ 877.207309][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.207418][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.207532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.207578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85260880 [ 877.207603][ T32] r4:00000000 [ 877.207650][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.207702][ T32] r9:83018005 r8:8519c800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 877.207725][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.207786][ T32] r5:00001000 r4:eaaa5000 [ 877.207838][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.207883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.207938][ T32] r5:85296b8c r4:85296800 [ 877.207971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.208046][ T32] r7:dddced80 r6:83018000 r5:85296b8c r4:852b5900 [ 877.208072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.208121][ T32] r10:61c88647 r9:8519c800 r8:852b592c r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.208196][ T32] r4:852b5900 [ 877.208222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.208287][ T32] r10:00000000 r9:852b5900 r8:80287e08 r7:eac6de60 r6:852c7280 r5:8519c800 [ 877.208406][ T32] r4:00000001 [ 877.208523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.208814][ T32] Exception stack(0xeac75fb0 to 0xeac75ff8) [ 877.208923][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 877.208963][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.208991][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.209022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.209047][ T32] r4:852c2e80 [ 877.209858][ T32] INFO: task kworker/0:342:4283 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.209920][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.209986][ T32] Workqueue: events bpf_prog_free_deferred [ 877.210072][ T32] Call trace: [ 877.210104][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.210156][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.210192][ T32] r4:00000000 [ 877.210242][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.210331][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.210363][ T32] dd20: 86c49000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.210444][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.210478][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.210504][ T32] r5:800f0013 r4:80239bb0 [ 877.210525][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.210566][ T32] r4:82ac21e4 [ 877.210589][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.210656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.210685][ T32] r4:eab2ddc0 [ 877.210705][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.210747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.210796][ T32] r4:00000000 [ 877.210819][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.210906][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.211003][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.211054][ T32] r5:00001000 r4:dfa09000 [ 877.211213][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.211285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.211334][ T32] r5:85272b8c r4:85272800 [ 877.211355][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.211401][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.211532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.211784][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.211814][ T32] r4:85249480 [ 877.211903][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.212004][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.212043][ T32] r4:00000001 [ 877.212062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.212212][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.212245][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.212343][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.212376][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.212406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.212454][ T32] r4:85243840 [ 877.212479][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.212516][ T32] INFO: task kworker/0:343:4285 blocked for more than 454 seconds. [ 877.212650][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.212850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.212917][ T32] task:kworker/0:343 state:D stack:0 pid:4285 tgid:4285 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.212976][ T32] Workqueue: events bpf_prog_free_deferred [ 877.213036][ T32] Call trace: [ 877.213189][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.213244][ T32] r10:8291a684 r9:eac79d84 r8:00000002 r7:60000013 r6:eac79d8c r5:8519d400 [ 877.213346][ T32] r4:8519d400 [ 877.213412][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.236950][ T32] r5:8519d400 r4:8291a680 [ 877.237274][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.237426][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.237493][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac79e08 [ 877.237523][ T32] r4:00000000 [ 877.237570][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.237613][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.237661][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.237811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b9280 [ 877.237843][ T32] r4:00000000 [ 877.237866][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.237917][ T32] r9:83018005 r8:8519d400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 877.238008][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.238070][ T32] r5:00001000 r4:eaacb000 [ 877.238104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.238288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.238342][ T32] r5:8529778c r4:85297400 [ 877.238537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.238592][ T32] r7:dddced80 r6:83018000 r5:8529778c r4:852b5980 [ 877.238615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.238670][ T32] r10:61c88647 r9:8519d400 r8:852b59ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.238837][ T32] r4:852b5980 [ 877.238873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.238927][ T32] r10:00000000 r9:852b5980 r8:80287e08 r7:eac75e60 r6:852c7300 r5:8519d400 [ 877.238951][ T32] r4:00000001 [ 877.239039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.239161][ T32] Exception stack(0xeac79fb0 to 0xeac79ff8) [ 877.239285][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 877.239321][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.239351][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.239632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.239663][ T32] r4:85260e40 [ 877.240525][ T32] INFO: task kworker/0:343:4285 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.240569][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.240652][ T32] Workqueue: events bpf_prog_free_deferred [ 877.240703][ T32] Call trace: [ 877.240784][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.240842][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.240865][ T32] r4:00000000 [ 877.240885][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.240951][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.240993][ T32] dd20: 87032000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.241040][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.241073][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.241099][ T32] r5:800f0013 r4:80239bb0 [ 877.241120][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.241163][ T32] r4:82ac21e4 [ 877.241210][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.241253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.241276][ T32] r4:eab2ddc0 [ 877.241409][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.241639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.241693][ T32] r4:00000000 [ 877.241717][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.241984][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.242011][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.242063][ T32] r5:00001000 r4:dfa09000 [ 877.242110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.242156][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.242201][ T32] r5:85272b8c r4:85272800 [ 877.242223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.242270][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.242291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.242340][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.242363][ T32] r4:85249480 [ 877.242382][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.242440][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.242480][ T32] r4:00000001 [ 877.242529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.242617][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.242719][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.242792][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.242832][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.242863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.242964][ T32] r4:85243840 [ 877.243006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.243059][ T32] INFO: task kworker/0:344:4286 blocked for more than 454 seconds. [ 877.243103][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.243131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.243154][ T32] task:kworker/0:344 state:D stack:0 pid:4286 tgid:4286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.243236][ T32] Workqueue: events bpf_prog_free_deferred [ 877.243599][ T32] Call trace: [ 877.264604][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.264718][ T32] r10:8291a684 r9:eac7dd84 r8:00000002 r7:60000013 r6:eac7dd8c r5:8519e000 [ 877.264747][ T32] r4:8519e000 [ 877.264785][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.264845][ T32] r5:8519e000 r4:8291a680 [ 877.264910][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.264958][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.265002][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac7de08 [ 877.265026][ T32] r4:00000000 [ 877.265157][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.265228][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.265364][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.265442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b90c0 [ 877.265469][ T32] r4:00000000 [ 877.265490][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.265539][ T32] r9:83018005 r8:8519e000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 877.265561][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.265606][ T32] r5:00001000 r4:eaabd000 [ 877.265668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.265735][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.265812][ T32] r5:8529738c r4:85297000 [ 877.265864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.265948][ T32] r7:dddced80 r6:83018000 r5:8529738c r4:852b5a00 [ 877.266028][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.266141][ T32] r10:61c88647 r9:8519e000 r8:852b5a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.266284][ T32] r4:852b5a00 [ 877.266442][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.266501][ T32] r10:00000000 r9:852b5a00 r8:80287e08 r7:eac79e60 r6:852c7380 r5:8519e000 [ 877.266525][ T32] r4:00000001 [ 877.266751][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.266999][ T32] Exception stack(0xeac7dfb0 to 0xeac7dff8) [ 877.267067][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.267117][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.267148][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.267180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.267203][ T32] r4:852c2d80 [ 877.268010][ T32] INFO: task kworker/0:344:4286 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.268086][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.268258][ T32] Workqueue: events bpf_prog_free_deferred [ 877.268310][ T32] Call trace: [ 877.268432][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.268487][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.268513][ T32] r4:00000000 [ 877.268632][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.268678][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.268832][ T32] dd20: 87223000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.268943][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.268980][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.269060][ T32] r5:800f0013 r4:80239bb0 [ 877.269094][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.269138][ T32] r4:82ac21e4 [ 877.269159][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.269232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.269281][ T32] r4:eab2ddc0 [ 877.269611][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.269714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.269826][ T32] r4:00000000 [ 877.269934][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.270047][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.270151][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.270230][ T32] r5:00001000 r4:dfa09000 [ 877.270257][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.270301][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.270372][ T32] r5:85272b8c r4:85272800 [ 877.270484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.270534][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.270685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.270742][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.270766][ T32] r4:85249480 [ 877.270786][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.270832][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.270854][ T32] r4:00000001 [ 877.270900][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.270947][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.270978][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.271008][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.271134][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.271169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.271193][ T32] r4:85243840 [ 877.271286][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.271726][ T32] INFO: task kworker/1:244:4288 blocked for more than 454 seconds. [ 877.271809][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.271916][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.271942][ T32] task:kworker/1:244 state:D stack:0 pid:4288 tgid:4288 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.272024][ T32] Workqueue: events bpf_prog_free_deferred [ 877.272133][ T32] Call trace: [ 877.272544][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.272603][ T32] r10:8291a684 r9:eac59d84 r8:00000002 r7:60000113 r6:eac59d8c r5:8519ec00 [ 877.272626][ T32] r4:8519ec00 [ 877.272649][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.272693][ T32] r5:8519ec00 r4:8291a680 [ 877.272713][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.272750][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.272791][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac59e08 [ 877.272813][ T32] r4:00000000 [ 877.272832][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.272892][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.272949][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.272993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bf040 [ 877.273020][ T32] r4:00000000 [ 877.273047][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.273093][ T32] r9:83018205 r8:8519ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 877.273191][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.273245][ T32] r5:00001000 r4:eaaed000 [ 877.273266][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.273477][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.306281][ T32] r5:85114f8c r4:85114c00 [ 877.306433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.306555][ T32] r7:ddde2d80 r6:83018200 r5:85114f8c r4:852c7400 [ 877.306582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.306651][ T32] r10:61c88647 r9:8519ec00 r8:852c742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.306725][ T32] r4:852c7400 [ 877.306756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.306836][ T32] r10:00000000 r9:852c7400 r8:80287e08 r7:ea9b5e60 r6:852c7480 r5:8519ec00 [ 877.306863][ T32] r4:00000001 [ 877.306885][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.306947][ T32] Exception stack(0xeac59fb0 to 0xeac59ff8) [ 877.307070][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 877.307159][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.307201][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.307232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.307255][ T32] r4:852c8a40 [ 877.308238][ T32] INFO: task kworker/1:244:4288 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.308331][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.308502][ T32] Workqueue: events bpf_prog_free_deferred [ 877.308634][ T32] Call trace: [ 877.308723][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.308831][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.308903][ T32] r4:00000000 [ 877.308976][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.309086][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.309190][ T32] dd20: 87789000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.309238][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.309267][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.309330][ T32] r5:800f0013 r4:80239bb0 [ 877.309374][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.309479][ T32] r4:82ac21e4 [ 877.309508][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.309553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.309575][ T32] r4:eab2ddc0 [ 877.309596][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.309638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.309688][ T32] r4:00000000 [ 877.309740][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.309817][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.309889][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.309994][ T32] r5:00001000 r4:dfa09000 [ 877.310056][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.310130][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.310177][ T32] r5:85272b8c r4:85272800 [ 877.310200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.310273][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.310385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.310448][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.310472][ T32] r4:85249480 [ 877.310492][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.310557][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.310619][ T32] r4:00000001 [ 877.310665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.310768][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.310830][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.310897][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.310934][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.311037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.311077][ T32] r4:85243840 [ 877.311102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.311138][ T32] INFO: task kworker/1:245:4289 blocked for more than 454 seconds. [ 877.311381][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.311419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.311444][ T32] task:kworker/1:245 state:D stack:0 pid:4289 tgid:4289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.311527][ T32] Workqueue: events bpf_prog_free_deferred [ 877.311615][ T32] Call trace: [ 877.311716][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.311809][ T32] r10:8291a684 r9:eac85d84 r8:00000002 r7:60000113 r6:eac85d8c r5:851a0000 [ 877.311845][ T32] r4:851a0000 [ 877.311868][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.311912][ T32] r5:851a0000 r4:8291a680 [ 877.311934][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.311973][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.312027][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac85e08 [ 877.312086][ T32] r4:00000000 [ 877.312127][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.312198][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.312303][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.312411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8e80 [ 877.312485][ T32] r4:00000000 [ 877.312552][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.312646][ T32] r9:83018205 r8:851a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 877.312693][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.312783][ T32] r5:00001000 r4:eaae3000 [ 877.312854][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.313000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.313062][ T32] r5:85114b8c r4:85114800 [ 877.313196][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.313305][ T32] r7:ddde2d80 r6:83018200 r5:85114b8c r4:852c7500 [ 877.313340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.313611][ T32] r10:61c88647 r9:851a0000 r8:852c752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.338229][ T32] r4:852c7500 [ 877.338332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.338434][ T32] r10:00000000 r9:852c7500 r8:80287e08 r7:eac59e60 r6:852c7580 r5:851a0000 [ 877.338476][ T32] r4:00000001 [ 877.338501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.338614][ T32] Exception stack(0xeac85fb0 to 0xeac85ff8) [ 877.338651][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 877.338705][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.338741][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.338771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.338884][ T32] r4:852c8a40 [ 877.339755][ T32] INFO: task kworker/1:245:4289 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.339806][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.339889][ T32] Workqueue: events bpf_prog_free_deferred [ 877.339943][ T32] Call trace: [ 877.340037][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.340137][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.340191][ T32] r4:00000000 [ 877.340245][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.340291][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.340322][ T32] dd20: 87ac2000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.340351][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.340460][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.340490][ T32] r5:800f0013 r4:80239bb0 [ 877.340584][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.340636][ T32] r4:82ac21e4 [ 877.340659][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.340804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.340834][ T32] r4:eab2ddc0 [ 877.341013][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.341067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.341117][ T32] r4:00000000 [ 877.341229][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.341343][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.341372][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.341418][ T32] r5:00001000 r4:dfa09000 [ 877.341439][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.341479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.341522][ T32] r5:85272b8c r4:85272800 [ 877.341544][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.341629][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.341688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.341741][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.341766][ T32] r4:85249480 [ 877.341788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.341834][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.341880][ T32] r4:00000001 [ 877.341904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.341973][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.342034][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.342069][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.342098][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.342157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.342183][ T32] r4:85243840 [ 877.342206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.342262][ T32] INFO: task kworker/0:345:4291 blocked for more than 454 seconds. [ 877.342340][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.342432][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.342466][ T32] task:kworker/0:345 state:D stack:0 pid:4291 tgid:4291 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.342633][ T32] Workqueue: events bpf_prog_free_deferred [ 877.342681][ T32] Call trace: [ 877.342714][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.342766][ T32] r10:8291a684 r9:eac89d84 r8:00000002 r7:60000013 r6:eac89d8c r5:851a0c00 [ 877.342789][ T32] r4:851a0c00 [ 877.342904][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.342953][ T32] r5:851a0c00 r4:8291a680 [ 877.343034][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.343078][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.343223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac89e08 [ 877.343255][ T32] r4:00000000 [ 877.343276][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.343312][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.343347][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.343571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b9380 [ 877.353023][ T32] r4:00000000 [ 877.353099][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.353210][ T32] r9:83018005 r8:851a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 877.353262][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.353370][ T32] r5:00001000 r4:eaad5000 [ 877.353412][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.353698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.354272][ T32] r5:85297b8c r4:85297800 [ 877.354331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.354417][ T32] r7:dddced80 r6:83018000 r5:85297b8c r4:852b5a80 [ 877.354444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.354495][ T32] r10:61c88647 r9:851a0c00 r8:852b5aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.354518][ T32] r4:852b5a80 [ 877.354538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.354674][ T32] r10:00000000 r9:852b5a80 r8:80287e08 r7:eac79e60 r6:852c7600 r5:851a0c00 [ 877.354702][ T32] r4:00000001 [ 877.354726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.354766][ T32] Exception stack(0xeac89fb0 to 0xeac89ff8) [ 877.354824][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 877.354860][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.354888][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.354996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.355045][ T32] r4:852b9080 [ 877.355842][ T32] INFO: task kworker/0:345:4291 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.355905][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.355989][ T32] Workqueue: events bpf_prog_free_deferred [ 877.356077][ T32] Call trace: [ 877.356145][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.356202][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.356227][ T32] r4:00000000 [ 877.356247][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.356338][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.356371][ T32] dd20: 87ac2000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.356401][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.356439][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.356510][ T32] r5:800f0013 r4:80239bb0 [ 877.356535][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.356703][ T32] r4:82ac21e4 [ 877.356736][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.356781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.356805][ T32] r4:eab2ddc0 [ 877.356825][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.356866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.356892][ T32] r4:00000000 [ 877.356926][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.356976][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.356998][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.357048][ T32] r5:00001000 r4:dfa09000 [ 877.357069][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.357111][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.357228][ T32] r5:85272b8c r4:85272800 [ 877.357257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.357306][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.357328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.357375][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.357425][ T32] r4:85249480 [ 877.357450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.357497][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.357519][ T32] r4:00000001 [ 877.357538][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.357678][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.357710][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.357765][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.357846][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.357935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.357962][ T32] r4:85243840 [ 877.358027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.358115][ T32] INFO: task kworker/0:346:4293 blocked for more than 454 seconds. [ 877.358162][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.358221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.358325][ T32] task:kworker/0:346 state:D stack:0 pid:4293 tgid:4293 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.358512][ T32] Workqueue: events bpf_prog_free_deferred [ 877.358641][ T32] Call trace: [ 877.358704][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.358758][ T32] r10:8291a684 r9:eac8dd84 r8:00000002 r7:60000013 r6:eac8dd8c r5:851a1800 [ 877.358782][ T32] r4:851a1800 [ 877.358803][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.358868][ T32] r5:851a1800 r4:8291a680 [ 877.358894][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.358963][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.359037][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac8de08 [ 877.359080][ T32] r4:00000000 [ 877.359144][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.359185][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.359243][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.359287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b96c0 [ 877.359312][ T32] r4:00000000 [ 877.359333][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.359418][ T32] r9:83018005 r8:851a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 877.359452][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.359496][ T32] r5:00001000 r4:eab45000 [ 877.359516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.359554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.359596][ T32] r5:8529838c r4:85298000 [ 877.359616][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.359661][ T32] r7:dddced80 r6:83018000 r5:8529838c r4:852b5b00 [ 877.359822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.359876][ T32] r10:61c88647 r9:851a1800 r8:852b5b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.359899][ T32] r4:852b5b00 [ 877.359919][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.359963][ T32] r10:00000000 r9:852b5b00 r8:80287e08 r7:eac89e60 r6:852c7680 r5:851a1800 [ 877.360027][ T32] r4:00000001 [ 877.360138][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.360206][ T32] Exception stack(0xeac8dfb0 to 0xeac8dff8) [ 877.360387][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.360428][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.360455][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.360486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.360590][ T32] r4:852b94c0 [ 877.361362][ T32] INFO: task kworker/0:346:4293 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.361471][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.361551][ T32] Workqueue: events bpf_prog_free_deferred [ 877.361716][ T32] Call trace: [ 877.361999][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.362079][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.362110][ T32] r4:00000000 [ 877.362132][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.362212][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.362254][ T32] dd20: 87ac2000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.362344][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.362434][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.362610][ T32] r5:800f0013 r4:80239bb0 [ 877.362784][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.362885][ T32] r4:82ac21e4 [ 877.362909][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.362952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.362975][ T32] r4:eab2ddc0 [ 877.362995][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.363069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.363096][ T32] r4:00000000 [ 877.363116][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.363163][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.363188][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.363229][ T32] r5:00001000 r4:dfa09000 [ 877.363253][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.363293][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.363389][ T32] r5:85272b8c r4:85272800 [ 877.363414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.363464][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.363597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.394331][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.394428][ T32] r4:85249480 [ 877.394457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.394544][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.394598][ T32] r4:00000001 [ 877.394623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.394687][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.394805][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.394919][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.395088][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.395189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.395216][ T32] r4:85243840 [ 877.395243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.395279][ T32] INFO: task kworker/1:246:4297 blocked for more than 454 seconds. [ 877.395369][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.395408][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.395555][ T32] task:kworker/1:246 state:D stack:0 pid:4297 tgid:4297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.395704][ T32] Workqueue: events bpf_prog_free_deferred [ 877.395758][ T32] Call trace: [ 877.395878][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.395943][ T32] r10:8291a684 r9:eac81d84 r8:00000002 r7:60000113 r6:eac81d8c r5:851a2400 [ 877.395994][ T32] r4:851a2400 [ 877.396040][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.396216][ T32] r5:851a2400 r4:8291a680 [ 877.396243][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.396286][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.396399][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac81e08 [ 877.396427][ T32] r4:00000000 [ 877.396498][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.396677][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.396727][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.396869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bf2c0 [ 877.396903][ T32] r4:00000000 [ 877.396925][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.396976][ T32] r9:83018205 r8:851a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 877.397000][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.397130][ T32] r5:00001000 r4:eab57000 [ 877.397163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.397253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.397300][ T32] r5:8511538c r4:85115000 [ 877.397323][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.397369][ T32] r7:ddde2d80 r6:83018200 r5:8511538c r4:852c7700 [ 877.397391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.397463][ T32] r10:61c88647 r9:851a2400 r8:852c772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.397489][ T32] r4:852c7700 [ 877.397510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.397555][ T32] r10:00000000 r9:852c7700 r8:80287e08 r7:eac59e60 r6:852c7780 r5:851a2400 [ 877.397577][ T32] r4:00000001 [ 877.397596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.397726][ T32] Exception stack(0xeac81fb0 to 0xeac81ff8) [ 877.397760][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.397790][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.397817][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.397846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.397868][ T32] r4:852bf000 [ 877.398658][ T32] INFO: task kworker/1:246:4297 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.398695][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.398757][ T32] Workqueue: events bpf_prog_free_deferred [ 877.398904][ T32] Call trace: [ 877.399182][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.399235][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.399258][ T32] r4:00000000 [ 877.399280][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.399320][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.399404][ T32] dd20: 87eba000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.399494][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.399524][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.399671][ T32] r5:800f0013 r4:80239bb0 [ 877.399702][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.399774][ T32] r4:82ac21e4 [ 877.399805][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.399848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.400021][ T32] r4:eab2ddc0 [ 877.400051][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.400094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.400116][ T32] r4:00000000 [ 877.400136][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.400208][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.400288][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.400477][ T32] r5:00001000 r4:dfa09000 [ 877.400508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.400553][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.400596][ T32] r5:85272b8c r4:85272800 [ 877.400618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.400663][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.400685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.400757][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.400784][ T32] r4:85249480 [ 877.400857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.400914][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.400938][ T32] r4:00000001 [ 877.400956][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.400992][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.401019][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.401052][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.401106][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.401192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.401230][ T32] r4:85243840 [ 877.401332][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.401370][ T32] INFO: task kworker/0:347:4298 blocked for more than 454 seconds. [ 877.401403][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.401428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.401501][ T32] task:kworker/0:347 state:D stack:0 pid:4298 tgid:4298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.401554][ T32] Workqueue: events bpf_prog_free_deferred [ 877.401596][ T32] Call trace: [ 877.401626][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.401671][ T32] r10:8291a684 r9:eac91d84 r8:00000002 r7:60000013 r6:eac91d8c r5:851a3000 [ 877.401696][ T32] r4:851a3000 [ 877.401718][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.401801][ T32] r5:851a3000 r4:8291a680 [ 877.401825][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.401865][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.401907][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac91e08 [ 877.401930][ T32] r4:00000000 [ 877.401979][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.402034][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.402074][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.402145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b9640 [ 877.402172][ T32] r4:00000000 [ 877.402193][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.402417][ T32] r9:83018005 r8:851a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 877.402443][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.402485][ T32] r5:00001000 r4:eab39000 [ 877.402505][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.402544][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.402587][ T32] r5:85297f8c r4:85297c00 [ 877.402691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.402781][ T32] r7:dddced80 r6:83018000 r5:85297f8c r4:852b5b80 [ 877.402814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.402862][ T32] r10:61c88647 r9:851a3000 r8:852b5bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.402884][ T32] r4:852b5b80 [ 877.402956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.403005][ T32] r10:00000000 r9:852b5b80 r8:80287e08 r7:eac8de60 r6:852c7800 r5:851a3000 [ 877.403061][ T32] r4:00000001 [ 877.403144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.403240][ T32] Exception stack(0xeac91fb0 to 0xeac91ff8) [ 877.403339][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.403371][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.403439][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.403470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.403544][ T32] r4:852b97c0 [ 877.438491][ T32] INFO: task kworker/0:347:4298 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.438607][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.438764][ T32] Workqueue: events bpf_prog_free_deferred [ 877.438911][ T32] Call trace: [ 877.439070][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.439162][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.439217][ T32] r4:00000000 [ 877.439245][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.439330][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.439384][ T32] dd20: 88408000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.439497][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.439528][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.439595][ T32] r5:800f0013 r4:80239bb0 [ 877.439628][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.439768][ T32] r4:82ac21e4 [ 877.439820][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.439941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.440000][ T32] r4:eab2ddc0 [ 877.440105][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.440201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.440235][ T32] r4:00000000 [ 877.440259][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.440338][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.440408][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.440486][ T32] r5:00001000 r4:dfa09000 [ 877.440718][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.440766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.440880][ T32] r5:85272b8c r4:85272800 [ 877.441035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.441145][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.441201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.441252][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.441274][ T32] r4:85249480 [ 877.441295][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.441347][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.441400][ T32] r4:00000001 [ 877.441462][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.441582][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.441721][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.441755][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.441783][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.441813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.441905][ T32] r4:85243840 [ 877.441942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.442009][ T32] INFO: task kworker/0:348:4300 blocked for more than 454 seconds. [ 877.442094][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.442169][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.442221][ T32] task:kworker/0:348 state:D stack:0 pid:4300 tgid:4300 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.442315][ T32] Workqueue: events bpf_prog_free_deferred [ 877.442417][ T32] Call trace: [ 877.442494][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.442586][ T32] r10:8291a684 r9:eac99d84 r8:00000002 r7:60000013 r6:eac99d8c r5:851a3c00 [ 877.442631][ T32] r4:851a3c00 [ 877.442687][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.442780][ T32] r5:851a3c00 r4:8291a680 [ 877.442821][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.442897][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.443000][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac99e08 [ 877.443068][ T32] r4:00000000 [ 877.443115][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.443183][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.443252][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.443338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b9c00 [ 877.443392][ T32] r4:00000000 [ 877.443446][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.454502][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 877.454649][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.454833][ T32] r5:00001000 r4:eab85000 [ 877.454862][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.454937][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.454991][ T32] r5:85298b8c r4:85298800 [ 877.455036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.455097][ T32] r7:dddced80 r6:83018000 r5:85298b8c r4:852b5c00 [ 877.455120][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.455196][ T32] r10:61c88647 r9:851a3c00 r8:852b5c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.455223][ T32] r4:852b5c00 [ 877.455251][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.455364][ T32] r10:00000000 r9:852b5c00 r8:80287e08 r7:eac8de60 r6:852c7880 r5:851a3c00 [ 877.455402][ T32] r4:00000001 [ 877.455426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.455468][ T32] Exception stack(0xeac99fb0 to 0xeac99ff8) [ 877.455500][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 877.455530][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.455556][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.455586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.455644][ T32] r4:852b98c0 [ 877.456508][ T32] INFO: task kworker/0:348:4300 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.456613][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.456781][ T32] Workqueue: events bpf_prog_free_deferred [ 877.456886][ T32] Call trace: [ 877.456952][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.457015][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.457046][ T32] r4:00000000 [ 877.457067][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.457151][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.457226][ T32] dd20: 88408000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.457260][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.457320][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.457422][ T32] r5:800f0013 r4:80239bb0 [ 877.457467][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.457528][ T32] r4:82ac21e4 [ 877.457591][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.457766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.457866][ T32] r4:eab2ddc0 [ 877.457892][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.458022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.458116][ T32] r4:00000000 [ 877.458167][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.458260][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.458314][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.458451][ T32] r5:00001000 r4:dfa09000 [ 877.458523][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.458607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.458698][ T32] r5:85272b8c r4:85272800 [ 877.458742][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.458826][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.458899][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.459010][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.459069][ T32] r4:85249480 [ 877.459113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.459222][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.459278][ T32] r4:00000001 [ 877.459322][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.459403][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.459461][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.459535][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.459596][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.459688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.459758][ T32] r4:85243840 [ 877.459836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.459937][ T32] INFO: task kworker/1:247:4303 blocked for more than 454 seconds. [ 877.460017][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.460083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.460136][ T32] task:kworker/1:247 state:D stack:0 pid:4303 tgid:4303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.460241][ T32] Workqueue: events bpf_prog_free_deferred [ 877.460300][ T32] Call trace: [ 877.460332][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.460401][ T32] r10:8291a684 r9:eac95d84 r8:00000002 r7:60000113 r6:eac95d8c r5:851a4800 [ 877.460488][ T32] r4:851a4800 [ 877.460525][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.460617][ T32] r5:851a4800 r4:8291a680 [ 877.460658][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.460734][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.460831][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac95e08 [ 877.460884][ T32] r4:00000000 [ 877.460925][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.460992][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.461071][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.461162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bf440 [ 877.461258][ T32] r4:00000000 [ 877.461324][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.461439][ T32] r9:83018205 r8:851a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 877.461511][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.461606][ T32] r5:00001000 r4:eab63000 [ 877.461724][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.461808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.461906][ T32] r5:8511578c r4:85115400 [ 877.461963][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.462070][ T32] r7:ddde2d80 r6:83018200 r5:8511578c r4:852c7900 [ 877.462117][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.462204][ T32] r10:61c88647 r9:851a4800 r8:852c792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.462248][ T32] r4:852c7900 [ 877.462287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.462384][ T32] r10:00000000 r9:852c7900 r8:80287e08 r7:eac81e60 r6:852c7980 r5:851a4800 [ 877.462449][ T32] r4:00000001 [ 877.462518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.462593][ T32] Exception stack(0xeac95fb0 to 0xeac95ff8) [ 877.462646][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 877.462727][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.462792][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.462854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.462933][ T32] r4:852bf280 [ 877.494433][ T32] INFO: task kworker/1:247:4303 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.494735][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.494905][ T32] Workqueue: events bpf_prog_free_deferred [ 877.495071][ T32] Call trace: [ 877.495153][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.495290][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.495350][ T32] r4:00000000 [ 877.495412][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.495514][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.495586][ T32] dd20: 88734000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.495621][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.495739][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.495774][ T32] r5:800f0013 r4:80239bb0 [ 877.495853][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.495919][ T32] r4:82ac21e4 [ 877.495942][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.496148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.496190][ T32] r4:eab2ddc0 [ 877.496229][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.496281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.496306][ T32] r4:00000000 [ 877.496327][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.496376][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.496401][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.496444][ T32] r5:00001000 r4:dfa09000 [ 877.496466][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.496504][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.496592][ T32] r5:85272b8c r4:85272800 [ 877.496640][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.496749][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.496843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.496943][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.496989][ T32] r4:85249480 [ 877.497044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.497134][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.497229][ T32] r4:00000001 [ 877.497282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.497368][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.497431][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.497487][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.497544][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.497616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.497682][ T32] r4:85243840 [ 877.497728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.497765][ T32] INFO: task kworker/1:248:4305 blocked for more than 454 seconds. [ 877.497860][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.497895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.497919][ T32] task:kworker/1:248 state:D stack:0 pid:4305 tgid:4305 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.498136][ T32] Workqueue: events bpf_prog_free_deferred [ 877.498211][ T32] Call trace: [ 877.498275][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.498330][ T32] r10:8291a684 r9:eac9dd84 r8:00000002 r7:60000113 r6:eac9dd8c r5:851a5400 [ 877.498392][ T32] r4:851a5400 [ 877.498420][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.498610][ T32] r5:851a5400 r4:8291a680 [ 877.498642][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.498701][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.498831][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac9de08 [ 877.498862][ T32] r4:00000000 [ 877.498884][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.498953][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.499152][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.499249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533ac80 [ 877.499280][ T32] r4:00000000 [ 877.499329][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.499411][ T32] r9:83018205 r8:851a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 877.499543][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.499652][ T32] r5:00001000 r4:dfcb9000 [ 877.499686][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.499770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.499883][ T32] r5:8511638c r4:85116000 [ 877.499918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.499965][ T32] r7:ddde2d80 r6:83018200 r5:8511638c r4:852c7a00 [ 877.500015][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.500078][ T32] r10:61c88647 r9:851a5400 r8:852c7a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.500105][ T32] r4:852c7a00 [ 877.500181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.500404][ T32] r10:00000000 r9:852c7a00 r8:80287e08 r7:eac95e60 r6:852c7a80 r5:851a5400 [ 877.500493][ T32] r4:00000001 [ 877.500526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.500715][ T32] Exception stack(0xeac9dfb0 to 0xeac9dff8) [ 877.500767][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.500874][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.500915][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.500944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.500992][ T32] r4:852bf380 [ 877.501786][ T32] INFO: task kworker/1:248:4305 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.501969][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.502148][ T32] Workqueue: events bpf_prog_free_deferred [ 877.502281][ T32] Call trace: [ 877.502411][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.502483][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.502538][ T32] r4:00000000 [ 877.502727][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.502773][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.502803][ T32] dd20: 88734000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.503028][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.503077][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.503124][ T32] r5:800f0013 r4:80239bb0 [ 877.503230][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.503286][ T32] r4:82ac21e4 [ 877.503393][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.503588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.528109][ T32] r4:eab2ddc0 [ 877.528271][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.528384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.528410][ T32] r4:00000000 [ 877.528431][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.528488][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.528521][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.528685][ T32] r5:00001000 r4:dfa09000 [ 877.528722][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.528767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.528814][ T32] r5:85272b8c r4:85272800 [ 877.528860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.528917][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.528939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.528989][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.529012][ T32] r4:85249480 [ 877.529043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.529189][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.529271][ T32] r4:00000001 [ 877.529338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.529418][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.529502][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.529582][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.529642][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.529713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.529779][ T32] r4:85243840 [ 877.529837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.529963][ T32] INFO: task kworker/0:349:4306 blocked for more than 454 seconds. [ 877.530074][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.530135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.530190][ T32] task:kworker/0:349 state:D stack:0 pid:4306 tgid:4306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.530322][ T32] Workqueue: events bpf_prog_free_deferred [ 877.530466][ T32] Call trace: [ 877.530537][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.530638][ T32] r10:8291a684 r9:eaca5d84 r8:00000002 r7:60000113 r6:eaca5d8c r5:851a6000 [ 877.530693][ T32] r4:851a6000 [ 877.530738][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.530847][ T32] r5:851a6000 r4:8291a680 [ 877.530896][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.530972][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.531086][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca5e08 [ 877.531140][ T32] r4:00000000 [ 877.531184][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.531275][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.531383][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.531469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b9a40 [ 877.531533][ T32] r4:00000000 [ 877.531616][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.531707][ T32] r9:83018005 r8:851a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 877.531760][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.531841][ T32] r5:00001000 r4:eab75000 [ 877.531882][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.531958][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.532057][ T32] r5:8529878c r4:85298400 [ 877.532100][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.532200][ T32] r7:dddced80 r6:83018000 r5:8529878c r4:852b5c80 [ 877.532253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.532414][ T32] r10:61c88647 r9:851a6000 r8:852b5cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.532495][ T32] r4:852b5c80 [ 877.532557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.532664][ T32] r10:00000000 r9:852b5c80 r8:80287e08 r7:eac99e60 r6:852c7b00 r5:851a6000 [ 877.532731][ T32] r4:00000001 [ 877.532782][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.532871][ T32] Exception stack(0xeaca5fb0 to 0xeaca5ff8) [ 877.532932][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 877.533002][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.533064][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.533123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.533226][ T32] r4:852b9b80 [ 877.554140][ T32] INFO: task kworker/0:349:4306 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.554319][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.554411][ T32] Workqueue: events bpf_prog_free_deferred [ 877.554524][ T32] Call trace: [ 877.554597][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.554664][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.554689][ T32] r4:00000000 [ 877.554739][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.554841][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.554921][ T32] dd20: 88d58000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.554984][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.555014][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.555046][ T32] r5:800f0013 r4:80239bb0 [ 877.555080][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.555173][ T32] r4:82ac21e4 [ 877.555228][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.555276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.555304][ T32] r4:eab2ddc0 [ 877.555324][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.555396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.555423][ T32] r4:00000000 [ 877.555494][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.555550][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.555600][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.555673][ T32] r5:00001000 r4:dfa09000 [ 877.555700][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.555820][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.555876][ T32] r5:85272b8c r4:85272800 [ 877.555902][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.556000][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.556044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.556097][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.556147][ T32] r4:85249480 [ 877.556172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.556268][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.556300][ T32] r4:00000001 [ 877.556322][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.556386][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.556424][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.556454][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.556480][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.556508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.556531][ T32] r4:85243840 [ 877.556553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.556637][ T32] INFO: task kworker/0:350:4309 blocked for more than 454 seconds. [ 877.556681][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.556728][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.556752][ T32] task:kworker/0:350 state:D stack:0 pid:4309 tgid:4309 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.556805][ T32] Workqueue: events bpf_prog_free_deferred [ 877.556869][ T32] Call trace: [ 877.556940][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.556991][ T32] r10:8291a684 r9:eacb1d84 r8:00000002 r7:60000113 r6:eacb1d8c r5:852e0c00 [ 877.557014][ T32] r4:852e0c00 [ 877.557042][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.557088][ T32] r5:852e0c00 r4:8291a680 [ 877.557148][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.557285][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.557488][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb1e08 [ 877.557583][ T32] r4:00000000 [ 877.557657][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.557749][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.557833][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.557921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b9b00 [ 877.557966][ T32] r4:00000000 [ 877.557987][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.558037][ T32] r9:83018005 r8:852e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 877.558066][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.558111][ T32] r5:00001000 r4:eac63000 [ 877.558133][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.558172][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.558213][ T32] r5:85298f8c r4:85298c00 [ 877.558233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.558276][ T32] r7:dddced80 r6:83018000 r5:85298f8c r4:852b5d00 [ 877.558300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.558345][ T32] r10:61c88647 r9:852e0c00 r8:852b5d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.558370][ T32] r4:852b5d00 [ 877.558389][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.558435][ T32] r10:00000000 r9:852b5d00 r8:80287e08 r7:eac99e60 r6:852c7b80 r5:852e0c00 [ 877.558457][ T32] r4:00000001 [ 877.558475][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.558546][ T32] Exception stack(0xeacb1fb0 to 0xeacb1ff8) [ 877.558597][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.558630][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.558656][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.558708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.558762][ T32] r4:852b9b80 [ 877.559564][ T32] INFO: task kworker/0:350:4309 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.559674][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.559902][ T32] Workqueue: events bpf_prog_free_deferred [ 877.560223][ T32] Call trace: [ 877.560341][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.560397][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.560422][ T32] r4:00000000 [ 877.560445][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.560487][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.560516][ T32] dd20: 88d58000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.560562][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.560675][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.560870][ T32] r5:800f0013 r4:80239bb0 [ 877.560945][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.560997][ T32] r4:82ac21e4 [ 877.561021][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.561075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.561202][ T32] r4:eab2ddc0 [ 877.561264][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.561411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.561522][ T32] r4:00000000 [ 877.561640][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.561717][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.561744][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.561843][ T32] r5:00001000 r4:dfa09000 [ 877.561894][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.561940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.561984][ T32] r5:85272b8c r4:85272800 [ 877.562024][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.562081][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.562102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.562148][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.562197][ T32] r4:85249480 [ 877.562220][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.562267][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.562362][ T32] r4:00000001 [ 877.562411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.562452][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.562509][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.562542][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.562568][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.562621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.562700][ T32] r4:85243840 [ 877.562750][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.562828][ T32] INFO: task kworker/1:249:4310 blocked for more than 454 seconds. [ 877.562864][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.562890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.562912][ T32] task:kworker/1:249 state:D stack:0 pid:4310 tgid:4310 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.562963][ T32] Workqueue: events bpf_prog_free_deferred [ 877.563044][ T32] Call trace: [ 877.563081][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.563185][ T32] r10:8291a684 r9:eacb5d84 r8:00000002 r7:60000113 r6:eacb5d8c r5:852e1800 [ 877.563212][ T32] r4:852e1800 [ 877.563273][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.563318][ T32] r5:852e1800 r4:8291a680 [ 877.563341][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.563380][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.563421][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb5e08 [ 877.563521][ T32] r4:00000000 [ 877.598534][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.598731][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.598782][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.598830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8f80 [ 877.598855][ T32] r4:00000000 [ 877.599001][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.599103][ T32] r9:83018205 r8:852e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 877.599138][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.599185][ T32] r5:00001000 r4:dfec7000 [ 877.599207][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.599247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.599290][ T32] r5:85115b8c r4:85115800 [ 877.599311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.599359][ T32] r7:ddde2d80 r6:83018200 r5:85115b8c r4:852c7c00 [ 877.599381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.599428][ T32] r10:61c88647 r9:852e1800 r8:852c7c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.599452][ T32] r4:852c7c00 [ 877.599673][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.599850][ T32] r10:00000000 r9:852c7c00 r8:80287e08 r7:eac9de60 r6:852c7c80 r5:852e1800 [ 877.599876][ T32] r4:00000001 [ 877.599898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.599966][ T32] Exception stack(0xeacb5fb0 to 0xeacb5ff8) [ 877.600002][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 877.600037][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.600090][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.600125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.600148][ T32] r4:852bf840 [ 877.600946][ T32] INFO: task kworker/1:249:4310 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.601149][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.601269][ T32] Workqueue: events bpf_prog_free_deferred [ 877.601325][ T32] Call trace: [ 877.601391][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.601445][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.601471][ T32] r4:00000000 [ 877.601544][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.601589][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.601624][ T32] dd20: 89223000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.601656][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.601708][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.601806][ T32] r5:800f0013 r4:80239bb0 [ 877.601833][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.601877][ T32] r4:82ac21e4 [ 877.602086][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.602135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.602159][ T32] r4:eab2ddc0 [ 877.602181][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.602224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.602274][ T32] r4:00000000 [ 877.602301][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.602347][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.602368][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.602462][ T32] r5:00001000 r4:dfa09000 [ 877.602488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.602548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.602595][ T32] r5:85272b8c r4:85272800 [ 877.602616][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.602717][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.602743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.602790][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.602991][ T32] r4:85249480 [ 877.603019][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.603074][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.603209][ T32] r4:00000001 [ 877.603235][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.603272][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.603299][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.603327][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.603382][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.603415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.603439][ T32] r4:85243840 [ 877.603519][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.614958][ T32] INFO: task kworker/0:351:4312 blocked for more than 454 seconds. [ 877.615046][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.615078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.615123][ T32] task:kworker/0:351 state:D stack:0 pid:4312 tgid:4312 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.615328][ T32] Workqueue: events bpf_prog_free_deferred [ 877.615513][ T32] Call trace: [ 877.616264][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.616467][ T32] r10:8291a684 r9:eacbdd84 r8:00000002 r7:60000113 r6:eacbdd8c r5:852e3000 [ 877.616585][ T32] r4:852e3000 [ 877.616694][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.616780][ T32] r5:852e3000 r4:8291a680 [ 877.616917][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.617036][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.617125][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacbde08 [ 877.617403][ T32] r4:00000000 [ 877.617454][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.617604][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.617809][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.617921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bd040 [ 877.618040][ T32] r4:00000000 [ 877.618088][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.618236][ T32] r9:83018005 r8:852e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 877.618343][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.618454][ T32] r5:00001000 r4:eacdf000 [ 877.618510][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.618593][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.618867][ T32] r5:85299b8c r4:85299800 [ 877.618916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.619011][ T32] r7:dddced80 r6:83018000 r5:85299b8c r4:852b5d80 [ 877.619060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.619218][ T32] r10:61c88647 r9:852e3000 r8:852b5dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.619269][ T32] r4:852b5d80 [ 877.619315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.619551][ T32] r10:00000000 r9:852b5d80 r8:80287e08 r7:eacb1e60 r6:852c7d00 r5:852e3000 [ 877.619603][ T32] r4:00000001 [ 877.619661][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.619770][ T32] Exception stack(0xeacbdfb0 to 0xeacbdff8) [ 877.619832][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.619970][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.620028][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.620101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.620145][ T32] r4:852b9c40 [ 877.621404][ T32] INFO: task kworker/0:351:4312 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.621583][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.621719][ T32] Workqueue: events bpf_prog_free_deferred [ 877.622021][ T32] Call trace: [ 877.622180][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.622336][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.622386][ T32] r4:00000000 [ 877.622425][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.622616][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.622974][ T32] dd20: 89223000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.623044][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.623099][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.623143][ T32] r5:800f0013 r4:80239bb0 [ 877.623191][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.623315][ T32] r4:82ac21e4 [ 877.623417][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.623625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.656762][ T32] r4:eab2ddc0 [ 877.656866][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.657016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.657195][ T32] r4:00000000 [ 877.657365][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.657469][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.657520][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.657611][ T32] r5:00001000 r4:dfa09000 [ 877.657653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.657735][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.657885][ T32] r5:85272b8c r4:85272800 [ 877.657933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.658111][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.658162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.658253][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.658405][ T32] r4:85249480 [ 877.658455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.658718][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.658769][ T32] r4:00000001 [ 877.658942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.659056][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.659269][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.659379][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.659440][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.659500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.659545][ T32] r4:85243840 [ 877.659702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.659811][ T32] INFO: task kworker/0:352:4313 blocked for more than 454 seconds. [ 877.659923][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.660124][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.660236][ T32] task:kworker/0:352 state:D stack:0 pid:4313 tgid:4313 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.660534][ T32] Workqueue: events bpf_prog_free_deferred [ 877.660710][ T32] Call trace: [ 877.660782][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.660978][ T32] r10:8291a684 r9:eacc9d84 r8:00000002 r7:60000113 r6:eacc9d8c r5:852e3c00 [ 877.661037][ T32] r4:852e3c00 [ 877.661086][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.661216][ T32] r5:852e3c00 r4:8291a680 [ 877.661271][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.661361][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.661442][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc9e08 [ 877.661553][ T32] r4:00000000 [ 877.661659][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.661729][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.661877][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.661965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b9e00 [ 877.662045][ T32] r4:00000000 [ 877.662098][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.662384][ T32] r9:83018005 r8:852e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 877.662434][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.662528][ T32] r5:00001000 r4:eacbf000 [ 877.662609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.662689][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.662830][ T32] r5:8529938c r4:85299000 [ 877.662879][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.662965][ T32] r7:dddced80 r6:83018000 r5:8529938c r4:852b5e00 [ 877.663045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.663265][ T32] r10:61c88647 r9:852e3c00 r8:852b5e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.663319][ T32] r4:852b5e00 [ 877.663481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.690805][ T32] r10:00000000 r9:852b5e00 r8:80287e08 r7:eacbde60 r6:852c7d80 r5:852e3c00 [ 877.690913][ T32] r4:00000001 [ 877.690972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.691121][ T32] Exception stack(0xeacc9fb0 to 0xeacc9ff8) [ 877.691198][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 877.691260][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.691320][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.691384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.691432][ T32] r4:852b9c40 [ 877.692625][ T32] INFO: task kworker/0:352:4313 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.692705][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.692934][ T32] Workqueue: events bpf_prog_free_deferred [ 877.693055][ T32] Call trace: [ 877.693202][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.693325][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.693401][ T32] r4:00000000 [ 877.693456][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.709067][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.709230][ T32] dd20: 89cc0000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.709311][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.709364][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.709443][ T32] r5:800f0013 r4:80239bb0 [ 877.709504][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.709642][ T32] r4:82ac21e4 [ 877.710152][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.710251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.710339][ T32] r4:eab2ddc0 [ 877.710452][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.710642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.710697][ T32] r4:00000000 [ 877.710736][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.710965][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.711020][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.711116][ T32] r5:00001000 r4:dfa09000 [ 877.711162][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.711244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.711339][ T32] r5:85272b8c r4:85272800 [ 877.711386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.711485][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.711552][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.711648][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.711702][ T32] r4:85249480 [ 877.711742][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.711853][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.711934][ T32] r4:00000001 [ 877.711985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.712105][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.712164][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.712240][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.712304][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.712360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.712406][ T32] r4:85243840 [ 877.712454][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.712546][ T32] INFO: task kworker/0:353:4315 blocked for more than 454 seconds. [ 877.712619][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.712675][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.712721][ T32] task:kworker/0:353 state:D stack:0 pid:4315 tgid:4315 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.712894][ T32] Workqueue: events bpf_prog_free_deferred [ 877.713030][ T32] Call trace: [ 877.713106][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.713272][ T32] r10:8291a684 r9:eacd5d84 r8:00000002 r7:60000013 r6:eacd5d8c r5:852e2400 [ 877.713338][ T32] r4:852e2400 [ 877.713394][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.713481][ T32] r5:852e2400 r4:8291a680 [ 877.723963][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.724249][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.724363][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd5e08 [ 877.724502][ T32] r4:00000000 [ 877.724578][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.724681][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.724763][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.724867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b9ec0 [ 877.724920][ T32] r4:00000000 [ 877.724960][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.725055][ T32] r9:83018005 r8:852e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 877.725185][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.725324][ T32] r5:00001000 r4:eaccd000 [ 877.725377][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.725457][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.725546][ T32] r5:8529978c r4:85299400 [ 877.725589][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.725686][ T32] r7:dddced80 r6:83018000 r5:8529978c r4:852b5e80 [ 877.725729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.725832][ T32] r10:61c88647 r9:852e2400 r8:852b5eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.725900][ T32] r4:852b5e80 [ 877.725962][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.726062][ T32] r10:00000000 r9:852b5e80 r8:80287e08 r7:eacbde60 r6:852c7e00 r5:852e2400 [ 877.726115][ T32] r4:00000001 [ 877.726156][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.726263][ T32] Exception stack(0xeacd5fb0 to 0xeacd5ff8) [ 877.726374][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 877.726461][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.726520][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.726576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.726623][ T32] r4:852b9d40 [ 877.727859][ T32] INFO: task kworker/0:353:4315 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.727946][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.728173][ T32] Workqueue: events bpf_prog_free_deferred [ 877.728275][ T32] Call trace: [ 877.728411][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.728541][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.728599][ T32] r4:00000000 [ 877.728699][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.728804][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.728891][ T32] dd20: 89cc0000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.728955][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.729004][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.729063][ T32] r5:800f0013 r4:80239bb0 [ 877.729104][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.729225][ T32] r4:82ac21e4 [ 877.729269][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.729361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.729408][ T32] r4:eab2ddc0 [ 877.729451][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.729533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.729579][ T32] r4:00000000 [ 877.729623][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.729706][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.729747][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.729829][ T32] r5:00001000 r4:dfa09000 [ 877.729872][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 877.730454][ T32] r4:85249480 ** 1 printk messages dropped ** [ 877.730580][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.730666][ T32] r4:00000001 [ 877.730711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.730776][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.730836][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.730886][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.731016][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.731129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.731181][ T32] r4:85243840 [ 877.731250][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.731422][ T32] INFO: task kworker/0:354:4317 blocked for more than 454 seconds. [ 877.731514][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.731589][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.731712][ T32] task:kworker/0:354 state:D stack:0 pid:4317 tgid:4317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.731817][ T32] Workqueue: events bpf_prog_free_deferred [ 877.732006][ T32] Call trace: [ 877.732301][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.732392][ T32] r10:8291a684 r9:eace9d84 r8:00000002 r7:60000013 r6:eace9d8c r5:852e0000 [ 877.732678][ T32] r4:852e0000 [ 877.732735][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.732821][ T32] r5:852e0000 r4:8291a680 [ 877.732863][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.732940][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.733021][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace9e08 [ 877.733106][ T32] r4:00000000 [ 877.733195][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.733294][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.733368][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.733558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bd4c0 [ 877.764929][ T32] r4:00000000 [ 877.765041][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 877.765786][ T32] r5:8529a78c r4:8529a400 [ 877.765831][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.765951][ T32] r7:dddced80 r6:83018000 r5:8529a78c r4:852b5f00 [ 877.766001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 877.766514][ T32] r4:852b5f00 ** 6 printk messages dropped ** [ 877.767425][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 877.769605][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 877.770487][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 877.770761][ T32] r4:eab2ddc0 ** 2 printk messages dropped ** [ 877.770955][ T32] r4:00000000 ** 5 printk messages dropped ** [ 877.771412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 877.772173][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 5 printk messages dropped ** [ 877.772604][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 877.773185][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 877.808584][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 ** 7 printk messages dropped ** [ 877.809124][ T32] r9:83018005 r8:852e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 ** 4 printk messages dropped ** [ 877.809578][ T32] r5:85299f8c r4:85299c00 ** 1 printk messages dropped ** [ 877.809716][ T32] r7:dddced80 r6:83018000 r5:85299f8c r4:852b5f80 ** 3 printk messages dropped ** [ 877.810021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 877.810739][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 877.812508][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 877.812890][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.812941][ T32] r4:00000000 [ 877.812979][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.813076][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.813144][ T32] dd20: 8a42c000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.813237][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.813301][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.813368][ T32] r5:800f0013 r4:80239bb0 [ 877.813423][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.824328][ T32] r4:82ac21e4 [ 877.824472][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.824560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.824605][ T32] r4:eab2ddc0 [ 877.824632][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.824681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.824706][ T32] r4:00000000 [ 877.824728][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.824778][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.824801][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.824879][ T32] r5:00001000 r4:dfa09000 [ 877.824932][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.824987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.825032][ T32] r5:85272b8c r4:85272800 [ 877.825076][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.825221][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.825280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.825354][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.825378][ T32] r4:85249480 [ 877.825398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.825447][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.825496][ T32] r4:00000001 [ 877.825522][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.825563][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.825598][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.825643][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.825674][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.825703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.825726][ T32] r4:85243840 [ 877.825806][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.825851][ T32] INFO: task kworker/0:356:4321 blocked for more than 454 seconds. [ 877.825904][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.825960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.825989][ T32] task:kworker/0:356 state:D stack:0 pid:4321 tgid:4321 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.826095][ T32] Workqueue: events bpf_prog_free_deferred [ 877.826157][ T32] Call trace: [ 877.826222][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.826304][ T32] r10:8291a684 r9:ead21d84 r8:00000002 r7:60000113 r6:ead21d8c r5:852e6c00 [ 877.826336][ T32] r4:852e6c00 [ 877.826382][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.826430][ T32] r5:852e6c00 r4:8291a680 [ 877.826479][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.826526][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.826569][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead21e08 [ 877.826594][ T32] r4:00000000 [ 877.826614][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.826649][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.826684][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.826725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bd300 [ 877.826747][ T32] r4:00000000 [ 877.826769][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 877.827001][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.827045][ T32] r5:8529a38c r4:8529a000 [ 877.827066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.827112][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:852c6000 [ 877.827133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.827181][ T32] r10:61c88647 r9:852e6c00 r8:852c602c r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.827204][ T32] r4:852c6000 ** 1 printk messages dropped ** [ 877.827335][ T32] r10:00000000 r9:852c6000 r8:80287e08 r7:eace9e60 r6:852c7f80 r5:852e6c00 ** 5 printk messages dropped ** [ 877.827693][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 877.828653][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.828781][ T32] Workqueue: events bpf_prog_free_deferred [ 877.828840][ T32] Call trace: [ 877.828871][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.828922][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.828946][ T32] r4:00000000 [ 877.828965][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.829005][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.829034][ T32] dd20: 8a42c000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.829091][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.829148][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.829239][ T32] r5:800f0013 r4:80239bb0 [ 877.829276][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.829331][ T32] r4:82ac21e4 [ 877.829352][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.829424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.829480][ T32] r4:eab2ddc0 [ 877.829505][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.829573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.829613][ T32] r4:00000000 [ 877.829714][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.829772][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.829795][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.829836][ T32] r5:00001000 r4:dfa09000 [ 877.829858][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.829901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.829951][ T32] r5:85272b8c r4:85272800 [ 877.829984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.830031][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.830166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.830217][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.830269][ T32] r4:85249480 [ 877.830305][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.830360][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.830411][ T32] r4:00000001 [ 877.830461][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.830527][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.830558][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.830600][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.830630][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.830660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.830685][ T32] r4:85243840 [ 877.830733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.830765][ T32] INFO: task kworker/0:357:4324 blocked for more than 454 seconds. [ 877.830824][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.830851][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.830873][ T32] task:kworker/0:357 state:D stack:0 pid:4324 tgid:4324 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.830922][ T32] Workqueue: events bpf_prog_free_deferred [ 877.830964][ T32] Call trace: [ 877.831029][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.831079][ T32] r10:8291a684 r9:ead25d84 r8:00000002 r7:60000113 r6:ead25d8c r5:852e5400 [ 877.831102][ T32] r4:852e5400 [ 877.831122][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.831295][ T32] r5:852e5400 r4:8291a680 [ 877.831329][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.831375][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.831420][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead25e08 [ 877.831469][ T32] r4:00000000 [ 877.831520][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.831562][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.831597][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.831663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bd940 [ 877.831746][ T32] r4:00000000 [ 877.831952][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.832008][ T32] r9:83018005 r8:852e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 877.832069][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.832118][ T32] r5:00001000 r4:e041d000 [ 877.832140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.832206][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.832266][ T32] r5:8529b78c r4:8529b400 [ 877.832294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.832342][ T32] r7:dddced80 r6:83018000 r5:8529b78c r4:852c6080 [ 877.832364][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.832409][ T32] r10:61c88647 r9:852e5400 r8:852c60ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.832455][ T32] r4:852c6080 [ 877.832529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.832595][ T32] r10:00000000 r9:852c6080 r8:80287e08 r7:eace9e60 r6:852cd000 r5:852e5400 ** 5 printk messages dropped ** [ 877.832820][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 877.869566][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 877.870166][ T32] r4:00000000 ** 2 printk messages dropped ** [ 877.870291][ T32] dd20: 8a817000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 4 printk messages dropped ** [ 877.870592][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 877.870678][ T32] r4:eab2ddc0 ** 2 printk messages dropped ** [ 877.870867][ T32] r4:00000000 ** 2 printk messages dropped ** [ 877.870963][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.871008][ T32] r5:00001000 r4:dfa09000 [ 877.871044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.871114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.871163][ T32] r5:85272b8c r4:85272800 [ 877.871185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.871424][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.871532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.871586][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.871612][ T32] r4:85249480 [ 877.871632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.871679][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.871838][ T32] r4:00000001 [ 877.871865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.871943][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.871973][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.872003][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.872031][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.872061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.872084][ T32] r4:85243840 [ 877.872107][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.872230][ T32] INFO: task kworker/0:358:4326 blocked for more than 454 seconds. [ 877.872290][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.872419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.872481][ T32] task:kworker/0:358 state:D stack:0 pid:4326 tgid:4326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.872563][ T32] Workqueue: events bpf_prog_free_deferred [ 877.872607][ T32] Call trace: [ 877.872664][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.872714][ T32] r10:8291a684 r9:ead29d84 r8:00000002 r7:60000013 r6:ead29d8c r5:852e6000 [ 877.872736][ T32] r4:852e6000 [ 877.872757][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.872801][ T32] r5:852e6000 r4:8291a680 [ 877.872822][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.872863][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.872950][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead29e08 [ 877.872978][ T32] r4:00000000 [ 877.872998][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.873059][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.873099][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.873142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bd580 [ 877.873403][ T32] r4:00000000 [ 877.873429][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.873517][ T32] r9:83018005 r8:852e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 877.887484][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.887646][ T32] r5:00001000 r4:dfb89000 [ 877.887701][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.887778][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.887891][ T32] r5:8529ab8c r4:8529a800 [ 877.887919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.887994][ T32] r7:dddced80 r6:83018000 r5:8529ab8c r4:852c6100 [ 877.888097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.888158][ T32] r10:61c88647 r9:852e6000 r8:852c612c r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.888181][ T32] r4:852c6100 [ 877.888478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.888557][ T32] r10:00000000 r9:852c6100 r8:80287e08 r7:ead25e60 r6:852cd080 r5:852e6000 [ 877.888758][ T32] r4:00000001 [ 877.888868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.888917][ T32] Exception stack(0xead29fb0 to 0xead29ff8) [ 877.888950][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 877.888980][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.889008][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.889073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.889206][ T32] r4:852bd5c0 [ 877.890019][ T32] INFO: task kworker/0:358:4326 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.890066][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.890175][ T32] Workqueue: events bpf_prog_free_deferred [ 877.890466][ T32] Call trace: [ 877.890580][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.890792][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.890821][ T32] r4:00000000 [ 877.890844][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.890998][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.891034][ T32] dd20: 8a85f000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.891108][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.891220][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.891256][ T32] r5:800f0013 r4:80239bb0 [ 877.891278][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.891328][ T32] r4:82ac21e4 [ 877.891433][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.891485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.891511][ T32] r4:eab2ddc0 [ 877.891533][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.891575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.891598][ T32] r4:00000000 [ 877.891618][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.891662][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.891710][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.891826][ T32] r5:00001000 r4:dfa09000 [ 877.891853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.891936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.892025][ T32] r5:85272b8c r4:85272800 [ 877.892053][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.892113][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.892141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.892274][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.892322][ T32] r4:85249480 [ 877.892345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.892392][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.892415][ T32] r4:00000001 [ 877.892455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.892570][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.892603][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.892740][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.892773][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.892803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.892894][ T32] r4:85243840 [ 877.892960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.893085][ T32] INFO: task kworker/0:359:4327 blocked for more than 454 seconds. [ 877.893186][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.893225][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.893248][ T32] task:kworker/0:359 state:D stack:0 pid:4327 tgid:4327 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.893550][ T32] Workqueue: events bpf_prog_free_deferred [ 877.914263][ T32] Call trace: [ 877.914323][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.914413][ T32] r10:8291a684 r9:ead1dd84 r8:00000002 r7:60000113 r6:ead1dd8c r5:851a6c00 [ 877.914440][ T32] r4:851a6c00 [ 877.914464][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.914509][ T32] r5:851a6c00 r4:8291a680 [ 877.914530][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.914569][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.914611][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead1de08 [ 877.914634][ T32] r4:00000000 [ 877.914655][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.914689][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.914730][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.914791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bd840 [ 877.914927][ T32] r4:00000000 [ 877.914954][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.915045][ T32] r9:83018005 r8:851a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 877.915073][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.915122][ T32] r5:00001000 r4:e0389000 [ 877.915161][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.915230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.915278][ T32] r5:8529b38c r4:8529b000 [ 877.915342][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.915403][ T32] r7:dddced80 r6:83018000 r5:8529b38c r4:852c6180 [ 877.915426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.915475][ T32] r10:61c88647 r9:851a6c00 r8:852c61ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.915499][ T32] r4:852c6180 [ 877.915546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.915601][ T32] r10:00000000 r9:852c6180 r8:80287e08 r7:ead25e60 r6:852cd100 r5:851a6c00 [ 877.915625][ T32] r4:00000001 [ 877.915647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.915688][ T32] Exception stack(0xead1dfb0 to 0xead1dff8) [ 877.915720][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.915860][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.915966][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.916000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.916024][ T32] r4:852bd680 [ 877.916911][ T32] INFO: task kworker/0:359:4327 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.917024][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.917276][ T32] Workqueue: events bpf_prog_free_deferred [ 877.917331][ T32] Call trace: [ 877.917446][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.917505][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.917554][ T32] r4:00000000 [ 877.917663][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.917792][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.917827][ T32] dd20: 8abeb000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.917858][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.917884][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.917907][ T32] r5:800f0013 r4:80239bb0 [ 877.917929][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.918026][ T32] r4:82ac21e4 [ 877.918147][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.918197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.918221][ T32] r4:eab2ddc0 [ 877.918254][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.918325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 877.918453][ T32] r4:00000000 [ 877.918557][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.918759][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 877.918794][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.918839][ T32] r5:00001000 r4:dfa09000 [ 877.918861][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.918901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.918970][ T32] r5:85272b8c r4:85272800 [ 877.918996][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.919058][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 877.919148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.919200][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.919224][ T32] r4:85249480 [ 877.919272][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.919331][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.919356][ T32] r4:00000001 [ 877.919376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.919415][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.919571][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.919607][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.919760][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.919799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.919822][ T32] r4:85243840 [ 877.919871][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.919910][ T32] INFO: task kworker/0:360:4332 blocked for more than 454 seconds. [ 877.919951][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.919978][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.920003][ T32] task:kworker/0:360 state:D stack:0 pid:4332 tgid:4332 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.920070][ T32] Workqueue: events bpf_prog_free_deferred [ 877.920140][ T32] Call trace: [ 877.920178][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.920229][ T32] r10:8291a684 r9:ead3dd84 r8:00000002 r7:60000013 r6:ead3dd8c r5:852e9800 [ 877.920252][ T32] r4:852e9800 [ 877.920272][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.920396][ T32] r5:852e9800 r4:8291a680 [ 877.920421][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.920462][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.920504][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead3de08 [ 877.920526][ T32] r4:00000000 [ 877.920596][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.920636][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.920673][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.920715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bda00 [ 877.920738][ T32] r4:00000000 [ 877.920899][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.920963][ T32] r9:83018005 r8:852e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 877.921020][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.921083][ T32] r5:00001000 r4:e05ed000 [ 877.921104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.921192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.921244][ T32] r5:8529bb8c r4:8529b800 [ 877.921266][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.921316][ T32] r7:dddced80 r6:83018000 r5:8529bb8c r4:852c6200 [ 877.921355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.921425][ T32] r10:61c88647 r9:852e9800 r8:852c622c r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.921487][ T32] r4:852c6200 [ 877.921518][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.921565][ T32] r10:00000000 r9:852c6200 r8:80287e08 r7:ead25e60 r6:852cd180 r5:852e9800 [ 877.921588][ T32] r4:00000001 [ 877.921609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 877.921925][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 877.922763][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 877.954919][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 877.955547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 10 printk messages dropped ** [ 877.956496][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 877.957287][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 877.957330][ T32] r4:00000001 [ 877.957463][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.957538][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 877.957592][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.957672][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.957730][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.957786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.957832][ T32] r4:85243840 [ 877.957869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.957915][ T32] INFO: task kworker/0:361:4334 blocked for more than 454 seconds. [ 877.957991][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.958054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.958106][ T32] task:kworker/0:361 state:D stack:0 pid:4334 tgid:4334 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.958236][ T32] Workqueue: events bpf_prog_free_deferred [ 877.958327][ T32] Call trace: [ 877.958418][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.958514][ T32] r10:8291a684 r9:ead45d84 r8:00000002 r7:60000113 r6:ead45d8c r5:852e8c00 [ 877.958565][ T32] r4:852e8c00 [ 877.958604][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 877.958692][ T32] r5:852e8c00 r4:8291a680 [ 877.958763][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.958918][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 877.959015][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead45e08 [ 877.959078][ T32] r4:00000000 [ 877.959116][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 877.959192][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.959262][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.959366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bdf00 [ 877.959428][ T32] r4:00000000 [ 877.959479][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 877.959563][ T32] r9:83018005 r8:852e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 877.959687][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.959789][ T32] r5:00001000 r4:e87ef000 [ 877.959883][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.959965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.960061][ T32] r5:8529cb8c r4:8529c800 [ 877.960109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.960226][ T32] r7:dddced80 r6:83018000 r5:8529cb8c r4:852c6280 [ 877.960274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.960365][ T32] r10:61c88647 r9:852e8c00 r8:852c62ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.960419][ T32] r4:852c6280 [ 877.960456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.960544][ T32] r10:00000000 r9:852c6280 r8:80287e08 r7:ead3de60 r6:852cd200 r5:852e8c00 [ 877.960635][ T32] r4:00000001 [ 877.960771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.960867][ T32] Exception stack(0xead45fb0 to 0xead45ff8) [ 877.960928][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 877.960988][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.961050][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.961117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.961210][ T32] r4:852bda40 [ 877.962477][ T32] INFO: task kworker/0:361:4334 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 877.962631][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.962890][ T32] Workqueue: events bpf_prog_free_deferred [ 877.963022][ T32] Call trace: [ 877.963123][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 877.963264][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 877.963417][ T32] r4:00000000 [ 877.963576][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.989382][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 877.989520][ T32] dd20: 8b0c6000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 877.989647][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 877.989741][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.989807][ T32] r5:800f0013 r4:80239bb0 [ 877.989889][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.990042][ T32] r4:82ac21e4 [ 877.990099][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.990190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 877.990241][ T32] r4:eab2ddc0 [ 877.990282][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 877.990438][ T32] r4:00000000 ** 2 printk messages dropped ** [ 877.990652][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 877.991163][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 4 printk messages dropped ** [ 877.991561][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 2 printk messages dropped ** [ 877.991766][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 1 printk messages dropped ** [ 877.991882][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.991954][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.992047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.992295][ T32] r4:85243840 [ 877.992365][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.992474][ T32] INFO: task kworker/0:362:4336 blocked for more than 455 seconds. [ 877.992552][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.992664][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.992737][ T32] task:kworker/0:362 state:D stack:0 pid:4336 tgid:4336 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.992864][ T32] Workqueue: events bpf_prog_free_deferred [ 877.992962][ T32] Call trace: [ 877.993047][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 877.993214][ T32] r10:8291a684 r9:ead51d84 r8:00000002 r7:60000013 r6:ead51d8c r5:852eb000 [ 877.993334][ T32] r4:852eb000 [ 877.993572][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 878.009702][ T32] r5:852eb000 r4:8291a680 [ 878.009862][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.010049][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 878.010172][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead51e08 [ 878.010226][ T32] r4:00000000 [ 878.010269][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 878.010389][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.010521][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.010643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bdb80 [ 878.010726][ T32] r4:00000000 [ 878.010775][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.010871][ T32] r9:83018005 r8:852eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 878.010919][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.011014][ T32] r5:00001000 r4:e064b000 [ 878.011068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.011168][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.011285][ T32] r5:8529bf8c r4:8529bc00 [ 878.011336][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.011433][ T32] r7:dddced80 r6:83018000 r5:8529bf8c r4:852c6300 [ 878.011475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.011585][ T32] r10:61c88647 r9:852eb000 r8:852c632c r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.011670][ T32] r4:852c6300 [ 878.011753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.011849][ T32] r10:00000000 r9:852c6300 r8:80287e08 r7:ead45e60 r6:852cd280 r5:852eb000 [ 878.011926][ T32] r4:00000001 [ 878.011970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.012059][ T32] Exception stack(0xead51fb0 to 0xead51ff8) [ 878.012171][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.012234][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.012291][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.012346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.012399][ T32] r4:852bda40 [ 878.034643][ T32] INFO: task kworker/0:362:4336 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 878.034978][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.035527][ T32] Workqueue: events bpf_prog_free_deferred [ 878.035668][ T32] Call trace: [ 878.035743][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 878.035988][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 878.036047][ T32] r4:00000000 [ 878.036149][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.036299][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 878.036363][ T32] dd20: 8b4db000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 878.036424][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 878.036471][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.036817][ T32] r5:800f0013 r4:80239bb0 [ 878.036867][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.036955][ T32] r4:82ac21e4 [ 878.036996][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.037086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 878.037136][ T32] r4:eab2ddc0 [ 878.037213][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.037410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 878.037931][ T32] r4:00000000 [ 878.038042][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.038142][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 878.038196][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.038295][ T32] r5:00001000 r4:dfa09000 [ 878.038660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.038745][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.038835][ T32] r5:85272b8c r4:85272800 [ 878.038875][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.038971][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 878.039044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.039141][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.039193][ T32] r4:85249480 [ 878.039271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.039379][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 878.039425][ T32] r4:00000001 [ 878.039495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.039573][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 878.039627][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.039715][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.039831][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.039897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.039943][ T32] r4:85243840 [ 878.039997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.040076][ T32] INFO: task kworker/0:363:4337 blocked for more than 455 seconds. [ 878.040149][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.040207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.040262][ T32] task:kworker/0:363 state:D stack:0 pid:4337 tgid:4337 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.040375][ T32] Workqueue: events bpf_prog_free_deferred [ 878.040460][ T32] Call trace: [ 878.040530][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 878.040655][ T32] r10:8291a684 r9:ead61d84 r8:00000002 r7:60000013 r6:ead61d8c r5:852e8000 [ 878.040710][ T32] r4:852e8000 [ 878.040750][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 878.040836][ T32] r5:852e8000 r4:8291a680 [ 878.040880][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.040953][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 878.041054][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead61e08 [ 878.041102][ T32] r4:00000000 [ 878.041141][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 878.041249][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.041318][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.041398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bdd00 [ 878.041472][ T32] r4:00000000 [ 878.041522][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.041634][ T32] r9:83018005 r8:852e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 878.041690][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.041799][ T32] r5:00001000 r4:e0675000 [ 878.041852][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.042021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.042149][ T32] r5:8529c38c r4:8529c000 [ 878.042192][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.042284][ T32] r7:dddced80 r6:83018000 r5:8529c38c r4:852c6380 [ 878.042395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.042516][ T32] r10:61c88647 r9:852e8000 r8:852c63ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.042579][ T32] r4:852c6380 [ 878.042627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.042721][ T32] r10:00000000 r9:852c6380 r8:80287e08 r7:ead45e60 r6:852cd300 r5:852e8000 [ 878.042773][ T32] r4:00000001 [ 878.042823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.042934][ T32] Exception stack(0xead61fb0 to 0xead61ff8) [ 878.043016][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.043090][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.043174][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.043255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.043310][ T32] r4:852bd8c0 [ 878.075768][ T32] INFO: task kworker/0:363:4337 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 878.076140][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.076594][ T32] Workqueue: events bpf_prog_free_deferred [ 878.076745][ T32] Call trace: [ 878.076864][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 878.076989][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 878.077081][ T32] r4:00000000 [ 878.077132][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.077314][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 878.077400][ T32] dd20: 8b864000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 878.077507][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 878.077568][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.077698][ T32] r5:800f0013 r4:80239bb0 [ 878.077750][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.077832][ T32] r4:82ac21e4 [ 878.077911][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.078007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 878.078103][ T32] r4:eab2ddc0 [ 878.078156][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.078247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 878.078295][ T32] r4:00000000 [ 878.078434][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.078541][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 878.078605][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.078700][ T32] r5:00001000 r4:dfa09000 [ 878.078749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.078827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.078914][ T32] r5:85272b8c r4:85272800 [ 878.078963][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 878.079412][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 878.079995][ T32] INFO: task kworker/1:250:4339 blocked for more than 455 seconds. ** 6 printk messages dropped ** [ 878.080414][ T32] r10:8291a684 r9:ead69d84 r8:00000002 r7:60000113 r6:ead69d8c r5:852ec800 ** 6 printk messages dropped ** [ 878.080857][ T32] r4:00000000 ** 4 printk messages dropped ** [ 878.081080][ T32] r4:00000000 ** 6 printk messages dropped ** [ 878.081686][ T32] r5:8511678c r4:85116400 [ 878.081736][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 878.081943][ T32] r4:852cd380 ** 4 printk messages dropped ** [ 878.082325][ T32] Exception stack(0xead69fb0 to 0xead69ff8) ** 7 printk messages dropped ** [ 878.104880][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 878.105879][ T32] dd20: 8ba7f000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 4 printk messages dropped ** [ 878.106298][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 878.106770][ T32] r4:00000000 ** 5 printk messages dropped ** [ 878.107417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 878.108116][ T32] r4:00000001 ** 4 printk messages dropped ** [ 878.108517][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 878.109419][ T32] Call trace: ** 6 printk messages dropped ** [ 878.109985][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 878.110567][ T32] r9:83018005 r8:852ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 878.110616][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.110703][ T32] r5:00001000 r4:e06b1000 [ 878.110756][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.110827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.110873][ T32] r5:8529c78c r4:8529c400 [ 878.110921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.111007][ T32] r7:dddced80 r6:83018000 r5:8529c78c r4:852c6400 [ 878.111091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.111210][ T32] r10:61c88647 r9:852ed400 r8:852c642c r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.111277][ T32] r4:852c6400 [ 878.111350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.111459][ T32] r10:00000000 r9:852c6400 r8:80287e08 r7:ead45e60 r6:852cd480 r5:852ed400 [ 878.111487][ T32] r4:00000001 [ 878.111560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.111600][ T32] Exception stack(0xead6dfb0 to 0xead6dff8) [ 878.111654][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.111714][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.111784][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.111849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.111904][ T32] r4:852bdc40 [ 878.113231][ T32] INFO: task kworker/0:364:4340 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 878.113314][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.113432][ T32] Workqueue: events bpf_prog_free_deferred [ 878.138426][ T32] Call trace: [ 878.138578][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 878.138889][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 878.139075][ T32] r4:00000000 [ 878.139134][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.139565][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 878.139672][ T32] dd20: 8bec5000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 878.139796][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 878.139891][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.140005][ T32] r5:800f0013 r4:80239bb0 [ 878.140113][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.140213][ T32] r4:82ac21e4 [ 878.140260][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.140352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 878.140418][ T32] r4:eab2ddc0 [ 878.140523][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.140616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 878.140676][ T32] r4:00000000 [ 878.140715][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.140808][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 878.140861][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.141044][ T32] r5:00001000 r4:dfa09000 [ 878.141104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.141222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.141313][ T32] r5:85272b8c r4:85272800 [ 878.141374][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.141470][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 878.141547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.141640][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.141689][ T32] r4:85249480 [ 878.141789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.141921][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 878.141974][ T32] r4:00000001 [ 878.142023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.142138][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 878.142206][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.142278][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.142335][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.142395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.142440][ T32] r4:85243840 [ 878.142524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.142615][ T32] INFO: task kworker/0:365:4343 blocked for more than 455 seconds. [ 878.142688][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.142739][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.142795][ T32] task:kworker/0:365 state:D stack:0 pid:4343 tgid:4343 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.142915][ T32] Workqueue: events bpf_prog_free_deferred [ 878.143005][ T32] Call trace: [ 878.143099][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 878.143194][ T32] r10:8291a684 r9:ead95d84 r8:00000002 r7:60000113 r6:ead95d8c r5:852ebc00 [ 878.143237][ T32] r4:852ebc00 [ 878.143285][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 878.143367][ T32] r5:852ebc00 r4:8291a680 [ 878.143417][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.164272][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 878.164591][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead95e08 [ 878.164667][ T32] r4:00000000 [ 878.164793][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 878.164910][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 878.165376][ T32] r9:83018005 r8:852ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 ** 4 printk messages dropped ** [ 878.165753][ T32] r5:8529d38c r4:8529d000 ** 3 printk messages dropped ** [ 878.166046][ T32] r10:61c88647 r9:852ebc00 r8:852c64ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 878.166600][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 878.168238][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 878.168906][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 878.169600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 878.170331][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 878.170927][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 1 printk messages dropped ** [ 878.171054][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.171109][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.171197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.171253][ T32] r4:85243840 [ 878.171297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.171362][ T32] INFO: task kworker/0:366:4344 blocked for more than 455 seconds. [ 878.171433][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.171484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.171552][ T32] task:kworker/0:366 state:D stack:0 pid:4344 tgid:4344 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.171653][ T32] Workqueue: events bpf_prog_free_deferred [ 878.171764][ T32] Call trace: [ 878.171910][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 878.172002][ T32] r10:8291a684 r9:eaca9d84 r8:00000002 r7:60000113 r6:eaca9d8c r5:842e8c00 [ 878.172056][ T32] r4:842e8c00 [ 878.172099][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 878.172189][ T32] r5:842e8c00 r4:8291a680 [ 878.172237][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.172483][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 878.172573][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca9e08 [ 878.172916][ T32] r4:00000000 [ 878.172972][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 878.173056][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.173128][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.173247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b9f00 [ 878.173281][ T32] r4:00000000 [ 878.173321][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 878.204571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.204632][ T32] r5:8529cf8c r4:8529cc00 [ 878.204655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 878.204942][ T32] r4:852c6500 [ 878.204997][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.205089][ T32] r10:00000000 r9:852c6500 r8:80287e08 r7:ead95e60 r6:852c6580 r5:842e8c00 [ 878.205118][ T32] r4:00000001 [ 878.205209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.205306][ T32] Exception stack(0xeaca9fb0 to 0xeaca9ff8) [ 878.205431][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 878.205491][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.205525][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.205560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.205583][ T32] r4:852b9940 [ 878.206491][ T32] INFO: task kworker/0:366:4344 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 878.206561][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.206654][ T32] Workqueue: events bpf_prog_free_deferred [ 878.206705][ T32] Call trace: [ 878.206737][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 878.206830][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 878.206856][ T32] r4:00000000 [ 878.206876][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.206972][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 878.207024][ T32] dd20: 8c611000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 878.207080][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 878.207108][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.207164][ T32] r5:800f0013 r4:80239bb0 [ 878.207224][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.207310][ T32] r4:82ac21e4 [ 878.207338][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.207406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 878.207435][ T32] r4:eab2ddc0 [ 878.207507][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.207555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 878.207599][ T32] r4:00000000 [ 878.207635][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.207687][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 878.207709][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.207752][ T32] r5:00001000 r4:dfa09000 [ 878.207772][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.207811][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.207853][ T32] r5:85272b8c r4:85272800 [ 878.207873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.207988][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 878.208050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.208105][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.208129][ T32] r4:85249480 ** 1 printk messages dropped ** [ 878.208221][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 10 printk messages dropped ** [ 878.208786][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 878.209081][ T32] Workqueue: events bpf_prog_free_deferred [ 878.209233][ T32] Call trace: [ 878.209329][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 878.209452][ T32] r10:8291a684 r9:ead81d84 r8:00000002 r7:60000113 r6:ead81d8c r5:842ee000 [ 878.209508][ T32] r4:842ee000 [ 878.209565][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 878.209656][ T32] r5:842ee000 r4:8291a680 [ 878.209719][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.209858][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 878.209907][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead81e08 [ 878.209931][ T32] r4:00000000 [ 878.209976][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 878.210070][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 878.210407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.210497][ T32] r5:8529d78c r4:8529d400 [ 878.210549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.210607][ T32] r7:dddced80 r6:83018000 r5:8529d78c r4:852c6600 ** 2 printk messages dropped ** [ 878.210751][ T32] r4:852c6600 ** 4 printk messages dropped ** [ 878.210977][ T32] Exception stack(0xead81fb0 to 0xead81ff8) ** 6 printk messages dropped ** [ 878.212019][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 878.213003][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 878.213424][ T32] r4:00000000 ** 4 printk messages dropped ** [ 878.234733][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 878.235486][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 878.236014][ T32] INFO: task kworker/0:368:4349 blocked for more than 455 seconds. ** 8 printk messages dropped ** [ 878.236573][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 878.237028][ T32] r4:00000000 ** 4 printk messages dropped ** [ 878.237379][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 878.237525][ T32] r5:8529df8c r4:8529dc00 ** 3 printk messages dropped ** [ 878.237726][ T32] r10:61c88647 r9:842eec00 r8:852c672c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 878.238191][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 878.239375][ T32] Workqueue: events bpf_prog_free_deferred [ 878.239427][ T32] Call trace: [ 878.239482][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 878.239536][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 878.239560][ T32] r4:00000000 [ 878.239580][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.239621][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 878.239648][ T32] dd20: 8c77d000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 878.239861][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 878.239959][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.239987][ T32] r5:800f0013 r4:80239bb0 [ 878.240008][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.240058][ T32] r4:82ac21e4 [ 878.240157][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.240203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 878.240229][ T32] r4:eab2ddc0 [ 878.240249][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.240290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 878.240312][ T32] r4:00000000 [ 878.240330][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.240373][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 878.240393][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.240452][ T32] r5:00001000 r4:dfa09000 [ 878.240477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.240556][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.240602][ T32] r5:85272b8c r4:85272800 [ 878.240624][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.240731][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 878.240756][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.240837][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.240863][ T32] r4:85249480 [ 878.240882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.240962][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 878.240989][ T32] r4:00000001 [ 878.241008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.241085][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 878.241115][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.241242][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.241281][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.241311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.241334][ T32] r4:85243840 [ 878.241354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.241408][ T32] INFO: task kworker/0:369:4351 blocked for more than 455 seconds. [ 878.241442][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.241536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.241561][ T32] task:kworker/0:369 state:D stack:0 pid:4351 tgid:4351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.241611][ T32] Workqueue: events bpf_prog_free_deferred [ 878.241655][ T32] Call trace: [ 878.241709][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 878.241959][ T32] r5:8520d400 r4:8291a680 ** 6 printk messages dropped ** [ 878.242258][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 878.242647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.242720][ T32] r5:8529db8c r4:8529d800 [ 878.242770][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 878.243000][ T32] r10:61c88647 r9:8520d400 r8:852c682c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 878.269910][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 878.270945][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 878.271308][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 9 printk messages dropped ** [ 878.271689][ T32] r4:00000000 ** 4 printk messages dropped ** [ 878.271982][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 878.272401][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 7 printk messages dropped ** [ 878.272673][ T32] r4:85243840 ** 5 printk messages dropped ** [ 878.272957][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 878.273371][ T32] r5:84940000 r4:8291a680 ** 6 printk messages dropped ** [ 878.288080][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 878.288776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.288864][ T32] r5:8529e38c r4:8529e000 ** 1 printk messages dropped ** [ 878.289048][ T32] r7:dddced80 r6:83018000 r5:8529e38c r4:852c6900 ** 3 printk messages dropped ** [ 878.289319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 878.289735][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.289794][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.289864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.289943][ T32] r4:852d9200 [ 878.291170][ T32] INFO: task kworker/0:370:4352 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 878.291254][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.291405][ T32] Workqueue: events bpf_prog_free_deferred [ 878.291501][ T32] Call trace: [ 878.291594][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 878.291694][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 878.291764][ T32] r4:00000000 [ 878.291813][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.291889][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 878.291949][ T32] dd20: 8cf33000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 878.292004][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 878.292067][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.292117][ T32] r5:800f0013 r4:80239bb0 [ 878.292158][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.292242][ T32] r4:82ac21e4 [ 878.292286][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.292369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 878.292419][ T32] r4:eab2ddc0 [ 878.292455][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.292586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 878.292653][ T32] r4:00000000 [ 878.292698][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.292784][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 878.292829][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.292912][ T32] r5:00001000 r4:dfa09000 [ 878.292951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.293060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.293215][ T32] r5:85272b8c r4:85272800 [ 878.293276][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.293373][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 878.293426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.293586][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.304648][ T32] r4:85249480 [ 878.304769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.304924][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 878.304971][ T32] r4:00000001 [ 878.305020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.305128][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 878.305226][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.305284][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.305365][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.305454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.305501][ T32] r4:85243840 [ 878.305555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.305621][ T32] INFO: task kworker/0:371:4355 blocked for more than 455 seconds. [ 878.305751][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.305848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.305912][ T32] task:kworker/0:371 state:D stack:0 pid:4355 tgid:4355 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.306057][ T32] Workqueue: events bpf_prog_free_deferred [ 878.306160][ T32] Call trace: [ 878.306233][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 878.306354][ T32] r10:8291a684 r9:eada9d84 r8:00000002 r7:60000013 r6:eada9d8c r5:84941800 [ 878.306408][ T32] r4:84941800 [ 878.306475][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 878.306590][ T32] r5:84941800 r4:8291a680 [ 878.306646][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.306726][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 878.306810][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada9e08 [ 878.306855][ T32] r4:00000000 ** 1 printk messages dropped ** [ 878.307026][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 878.307946][ T32] r5:8529e78c r4:8529e400 [ 878.308007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.308100][ T32] r7:dddced80 r6:83018000 r5:8529e78c r4:852c6a00 [ 878.308145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 878.308694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 878.310409][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 878.311637][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 878.312132][ T32] r4:00000000 ** 5 printk messages dropped ** [ 878.312661][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 878.352812][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 878.354624][ T32] INFO: task kworker/0:372:4357 blocked for more than 455 seconds. ** 8 printk messages dropped ** [ 878.355141][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 878.356061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d9900 ** 7 printk messages dropped ** [ 878.356674][ T32] r5:8529eb8c r4:8529e800 [ 878.356715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.356838][ T32] r7:dddced80 r6:83018000 r5:8529eb8c r4:852c6b00 [ 878.356893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.356987][ T32] r10:61c88647 r9:84940c00 r8:852c6b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.357032][ T32] r4:852c6b00 [ 878.357087][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.357231][ T32] r10:00000000 r9:852c6b00 r8:80287e08 r7:eada9e60 r6:852c6b80 r5:84940c00 [ 878.357327][ T32] r4:00000001 [ 878.357377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.357450][ T32] Exception stack(0xeadadfb0 to 0xeadadff8) [ 878.357512][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.357569][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.357619][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.357752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.357806][ T32] r4:852d9700 [ 878.359023][ T32] INFO: task kworker/0:372:4357 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 878.359112][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.359297][ T32] Workqueue: events bpf_prog_free_deferred [ 878.359405][ T32] Call trace: [ 878.359488][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 878.359594][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 878.359639][ T32] r4:00000000 [ 878.359681][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.359756][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 878.359818][ T32] dd20: 8d52e000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 878.359903][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 878.359957][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.360005][ T32] r5:800f0013 r4:80239bb0 [ 878.360053][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.360139][ T32] r4:82ac21e4 [ 878.360176][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.360262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 878.360398][ T32] r4:eab2ddc0 [ 878.360687][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.360774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 878.360885][ T32] r4:00000000 [ 878.360968][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.361068][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 878.361120][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.361235][ T32] r5:00001000 r4:dfa09000 [ 878.361277][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.361360][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.361443][ T32] r5:85272b8c r4:85272800 [ 878.361485][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.361810][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 878.361874][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.361998][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.362088][ T32] r4:85249480 [ 878.362303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.362426][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 878.362480][ T32] r4:00000001 [ 878.362547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.362621][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 878.362922][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.362989][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.363053][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.363107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.363159][ T32] r4:85243840 [ 878.363201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 878.390937][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 878.391779][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 878.392902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.393039][ T32] r5:8529ef8c r4:8529ec00 ** 1 printk messages dropped ** [ 878.393273][ T32] r7:dddced80 r6:83018000 r5:8529ef8c r4:852c6c00 ** 4 printk messages dropped ** [ 878.404972][ T32] r10:00000000 r9:852c6c00 r8:80287e08 r7:eadade60 r6:852c6c80 r5:84943c00 ** 7 printk messages dropped ** [ 878.405490][ T32] r4:852d9a40 ** 5 printk messages dropped ** [ 878.407792][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 878.408743][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 878.409145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 878.410461][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 878.411020][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 8 printk messages dropped ** [ 878.411904][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 878.412782][ T32] r5:84944800 r4:8291a680 ** 6 printk messages dropped ** [ 878.413364][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 878.449053][ T32] r9:83018005 r8:84944800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 878.449131][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.449261][ T32] r5:00001000 r4:eaa87000 [ 878.449307][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.449418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.449518][ T32] r5:8529f78c r4:8529f400 [ 878.449578][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.449700][ T32] r7:dddced80 r6:83018000 r5:8529f78c r4:852c6d00 [ 878.449813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.449912][ T32] r10:61c88647 r9:84944800 r8:852c6d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.449976][ T32] r4:852c6d00 [ 878.450041][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.450136][ T32] r10:00000000 r9:852c6d00 r8:80287e08 r7:eadb1e60 r6:852c6d80 r5:84944800 [ 878.450202][ T32] r4:00000001 [ 878.450248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.450329][ T32] Exception stack(0xeada5fb0 to 0xeada5ff8) [ 878.450485][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 878.450549][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.450596][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.450658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.450729][ T32] r4:852d9b40 [ 878.451933][ T32] INFO: task kworker/0:374:4361 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 878.452065][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.452294][ T32] Workqueue: events bpf_prog_free_deferred [ 878.452440][ T32] Call trace: [ 878.452517][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 878.452621][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 878.452666][ T32] r4:00000000 [ 878.452710][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.452788][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 878.452850][ T32] dd20: 8dbcd000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 878.452902][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 878.452956][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.452998][ T32] r5:800f0013 r4:80239bb0 [ 878.453054][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.453139][ T32] r4:82ac21e4 [ 878.453206][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.453289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 878.453371][ T32] r4:eab2ddc0 [ 878.453447][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.469049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 878.469251][ T32] r4:00000000 [ 878.469321][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.469471][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 878.469523][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.469613][ T32] r5:00001000 r4:dfa09000 [ 878.469684][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.469787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.469888][ T32] r5:85272b8c r4:85272800 [ 878.469964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.470100][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 878.470161][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.470254][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.470303][ T32] r4:85249480 [ 878.470346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.470435][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 878.470478][ T32] r4:00000001 [ 878.470526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.470603][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 878.470661][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.470720][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.470773][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 878.471070][ T32] INFO: task kworker/0:375:4363 blocked for more than 455 seconds. ** 6 printk messages dropped ** [ 878.471679][ T32] r10:8291a684 r9:eadb5d84 r8:00000002 r7:60000113 r6:eadb5d8c r5:84943000 ** 9 printk messages dropped ** [ 878.472452][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 878.473162][ T32] r5:8529f38c r4:8529f000 [ 878.473299][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 878.490020][ T32] r10:61c88647 r9:84943000 r8:852c6e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 878.490745][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 878.492684][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 878.493362][ T32] r4:82ac21e4 [ 878.493438][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.504372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 878.504457][ T32] r4:eab2ddc0 [ 878.504488][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.504590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 878.504643][ T32] r4:00000000 [ 878.504690][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.504800][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 878.504848][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.505021][ T32] r5:00001000 r4:dfa09000 [ 878.505080][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.505161][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.505269][ T32] r5:85272b8c r4:85272800 [ 878.505336][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.505432][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 878.505574][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.505735][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.505797][ T32] r4:85249480 [ 878.505841][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.505934][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 878.505977][ T32] r4:00000001 [ 878.506022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.506104][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 878.506162][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.506226][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.506379][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.506450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.506499][ T32] r4:85243840 [ 878.506568][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.506636][ T32] INFO: task kworker/0:376:4365 blocked for more than 455 seconds. [ 878.506764][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.506819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.506864][ T32] task:kworker/0:376 state:D stack:0 pid:4365 tgid:4365 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.507043][ T32] Workqueue: events bpf_prog_free_deferred [ 878.507150][ T32] Call trace: [ 878.507314][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 878.507419][ T32] r10:8291a684 r9:eadb9d84 r8:00000002 r7:60000113 r6:eadb9d8c r5:84945400 [ 878.507494][ T32] r4:84945400 [ 878.507544][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 878.507626][ T32] r5:84945400 r4:8291a680 [ 878.507666][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.507748][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 878.507830][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb9e08 [ 878.507934][ T32] r4:00000000 [ 878.507982][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 878.508062][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.508129][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.508213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d9fc0 [ 878.508257][ T32] r4:00000000 [ 878.508318][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.508422][ T32] r9:83018005 r8:84945400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 878.508488][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.508570][ T32] r5:00001000 r4:eaa99000 [ 878.508609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.508703][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.508788][ T32] r5:8529fb8c r4:8529f800 [ 878.508853][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.508947][ T32] r7:dddced80 r6:83018000 r5:8529fb8c r4:852c6f00 [ 878.508994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.509132][ T32] r10:61c88647 r9:84945400 r8:852c6f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.509255][ T32] r4:852c6f00 [ 878.509309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 878.509813][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.509884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.509945][ T32] r4:852d9ec0 [ 878.511179][ T32] INFO: task kworker/0:376:4365 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 878.511260][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.511403][ T32] Workqueue: events bpf_prog_free_deferred [ 878.511498][ T32] Call trace: [ 878.511654][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 878.511785][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 878.511882][ T32] r4:00000000 [ 878.511965][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.512112][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 878.512212][ T32] dd20: 8dea0000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 878.512273][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 878.512356][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.512406][ T32] r5:800f0013 r4:80239bb0 [ 878.512450][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 878.512967][ T32] r4:00000000 ** 5 printk messages dropped ** [ 878.513431][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 878.547174][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 5 printk messages dropped ** [ 878.547652][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 878.549247][ T32] Call trace: ** 6 printk messages dropped ** [ 878.549981][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 878.550658][ T32] r4:00000000 ** 6 printk messages dropped ** [ 878.551269][ T32] r5:8529ff8c r4:8529fc00 [ 878.551320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.551421][ T32] r7:dddced80 r6:83018000 r5:8529ff8c r4:8531d000 [ 878.551476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 878.551816][ T32] r10:00000000 r9:8531d000 r8:80287e08 r7:eadb9e60 r6:8531d080 r5:84946000 ** 9 printk messages dropped ** [ 878.579017][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 878.580414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 9 printk messages dropped ** [ 878.581067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 878.581660][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 878.581710][ T32] r4:00000001 [ 878.581774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.581847][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 878.581931][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.581991][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.582054][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.582116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.582159][ T32] r4:85243840 [ 878.582212][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.582299][ T32] INFO: task kworker/0:378:4370 blocked for more than 455 seconds. [ 878.582370][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.582426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.582494][ T32] task:kworker/0:378 state:D stack:0 pid:4370 tgid:4370 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.582635][ T32] Workqueue: events bpf_prog_free_deferred [ 878.582745][ T32] Call trace: [ 878.582890][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 878.583018][ T32] r10:8291a684 r9:eadc1d84 r8:00000002 r7:60000113 r6:eadc1d8c r5:84946c00 [ 878.583075][ T32] r4:84946c00 [ 878.583119][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 878.583201][ T32] r5:84946c00 r4:8291a680 [ 878.583245][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.583325][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 878.583410][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc1e08 [ 878.583457][ T32] r4:00000000 [ 878.583583][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 878.604850][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.605067][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.605194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531c540 [ 878.605265][ T32] r4:00000000 [ 878.605353][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.605479][ T32] r9:83018005 r8:84946c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 878.605516][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.605566][ T32] r5:00001000 r4:ead2b000 [ 878.605588][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.605629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.605683][ T32] r5:85390b8c r4:85390800 [ 878.605748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.605804][ T32] r7:dddced80 r6:83018000 r5:85390b8c r4:8531d100 [ 878.605853][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.605933][ T32] r10:61c88647 r9:84946c00 r8:8531d12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.605996][ T32] r4:8531d100 [ 878.606047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.606140][ T32] r10:00000000 r9:8531d100 r8:80287e08 r7:eadbde60 r6:8531d180 r5:84946c00 [ 878.606189][ T32] r4:00000001 [ 878.606228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.606300][ T32] Exception stack(0xeadc1fb0 to 0xeadc1ff8) [ 878.606389][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.606486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.606571][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.606630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.606710][ T32] r4:8531c000 ** 1 printk messages dropped ** [ 878.608054][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 878.609000][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 878.609416][ T32] r4:eab2ddc0 ** 4 printk messages dropped ** [ 878.609846][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 6 printk messages dropped ** [ 878.610398][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 878.611105][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 878.611773][ T32] INFO: task kworker/0:379:4371 blocked for more than 455 seconds. ** 6 printk messages dropped ** [ 878.612378][ T32] r10:8291a684 r9:eadc5d84 r8:00000002 r7:60000013 r6:eadc5d8c r5:84942400 ** 6 printk messages dropped ** [ 878.612811][ T32] r4:00000000 ** 4 printk messages dropped ** [ 878.613133][ T32] r4:00000000 ** 4 printk messages dropped ** [ 878.613565][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 878.646221][ T32] r5:8539038c r4:85390000 [ 878.646276][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.646373][ T32] r7:dddced80 r6:83018000 r5:8539038c r4:8531d200 [ 878.646422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.646521][ T32] r10:61c88647 r9:84942400 r8:8531d22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.646587][ T32] r4:8531d200 [ 878.646705][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.646807][ T32] r10:00000000 r9:8531d200 r8:80287e08 r7:eadc1e60 r6:8531d280 r5:84942400 [ 878.646854][ T32] r4:00000001 [ 878.646894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.646996][ T32] Exception stack(0xeadc5fb0 to 0xeadc5ff8) [ 878.647061][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 878.647126][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.647179][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.647236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.647282][ T32] r4:8531c140 [ 878.648490][ T32] INFO: task kworker/0:379:4371 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 878.648573][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.648828][ T32] Workqueue: events bpf_prog_free_deferred [ 878.649061][ T32] Call trace: [ 878.649205][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 878.649322][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 878.649369][ T32] r4:00000000 [ 878.649413][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.649491][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 878.649540][ T32] dd20: 8e8f3000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 878.649599][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 878.649732][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.649786][ T32] r5:800f0013 r4:80239bb0 [ 878.649827][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.649908][ T32] r4:82ac21e4 [ 878.649954][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.650037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 878.650175][ T32] r4:eab2ddc0 [ 878.650312][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.650533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 878.650584][ T32] r4:00000000 [ 878.650624][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.650714][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 878.650765][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.650846][ T32] r5:00001000 r4:dfa09000 [ 878.650888][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.650966][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.651128][ T32] r5:85272b8c r4:85272800 [ 878.651188][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.651280][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 878.651333][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.651423][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.651468][ T32] r4:85249480 [ 878.651510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.651599][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 878.651649][ T32] r4:00000001 [ 878.651687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.651761][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 878.651817][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.651869][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.651968][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.652045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.652098][ T32] r4:85243840 [ 878.652140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.652386][ T32] INFO: task kworker/0:380:4373 blocked for more than 455 seconds. [ 878.652460][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.652573][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.652622][ T32] task:kworker/0:380 state:D stack:0 pid:4373 tgid:4373 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.652748][ T32] Workqueue: events bpf_prog_free_deferred [ 878.652873][ T32] Call trace: [ 878.652951][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 2 printk messages dropped ** [ 878.653181][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 878.677627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531c340 ** 7 printk messages dropped ** [ 878.678045][ T32] r5:8539078c r4:85390400 [ 878.678103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 878.678233][ T32] r10:61c88647 r9:85358000 r8:8531d32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 878.678408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 878.679792][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 878.680241][ T32] dd20: 8ea37000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 10 printk messages dropped ** [ 878.680720][ T32] r4:00000000 ** 5 printk messages dropped ** [ 878.681005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 878.681579][ T32] r4:00000001 ** 3 printk messages dropped ** [ 878.681811][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 878.682479][ T32] Call trace: ** 6 printk messages dropped ** [ 878.682859][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 878.683362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 878.683473][ T32] r5:85390f8c r4:85390c00 ** 4 printk messages dropped ** [ 878.703318][ T32] r4:8531d400 ** 6 printk messages dropped ** [ 878.709701][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.709774][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.709844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.709903][ T32] r4:8531c300 [ 878.711114][ T32] INFO: task kworker/0:381:4375 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 878.711203][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.711398][ T32] Workqueue: events bpf_prog_free_deferred [ 878.711710][ T32] Call trace: [ 878.711818][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 878.711925][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 878.712004][ T32] r4:00000000 [ 878.712058][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.712140][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 878.712262][ T32] dd20: 8edfc000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 878.712332][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 878.712389][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.712440][ T32] r5:800f0013 r4:80239bb0 [ 878.712490][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.712605][ T32] r4:82ac21e4 [ 878.712756][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.712874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 878.712948][ T32] r4:eab2ddc0 [ 878.713029][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.713097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 878.713195][ T32] r4:00000000 [ 878.713288][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.713409][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 878.713472][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.732640][ T32] r5:00001000 r4:dfa09000 [ 878.732748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.732915][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.733012][ T32] r5:85272b8c r4:85272800 [ 878.733060][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.733194][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 878.733254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.733362][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.733429][ T32] r4:85249480 [ 878.733537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.747899][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 878.747966][ T32] r4:00000001 [ 878.747997][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.748078][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 878.748130][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.748220][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.748260][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.748325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.748432][ T32] r4:85243840 [ 878.748492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.748555][ T32] INFO: task kworker/0:382:4377 blocked for more than 455 seconds. [ 878.748596][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.748649][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.748681][ T32] task:kworker/0:382 state:D stack:0 pid:4377 tgid:4377 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.748780][ T32] Workqueue: events bpf_prog_free_deferred [ 878.748838][ T32] Call trace: [ 878.748901][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 878.748972][ T32] r10:8291a684 r9:eadd1d84 r8:00000002 r7:60000013 r6:eadd1d8c r5:85359800 [ 878.748997][ T32] r4:85359800 [ 878.749020][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 878.749112][ T32] r5:85359800 r4:8291a680 [ 878.749212][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.749309][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 878.749425][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd1e08 [ 878.749505][ T32] r4:00000000 [ 878.749554][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 878.749651][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.749739][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.749837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531c700 [ 878.749905][ T32] r4:00000000 [ 878.749957][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 878.750405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.750488][ T32] r5:8539138c r4:85391000 [ 878.750570][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.750711][ T32] r7:dddced80 r6:83018000 r5:8539138c r4:8531d500 [ 878.750745][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 878.751092][ T32] r4:00000001 ** 4 printk messages dropped ** [ 878.751288][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 878.752680][ T32] r4:00000000 ** 3 printk messages dropped ** [ 878.752934][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 878.752996][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.753071][ T32] r5:800f0013 r4:80239bb0 [ 878.753191][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.753311][ T32] r4:82ac21e4 [ 878.753367][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.753478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 878.764145][ T32] r4:eab2ddc0 [ 878.764349][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.764534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 878.764593][ T32] r4:00000000 [ 878.764647][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.764744][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 878.764790][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.764881][ T32] r5:00001000 r4:dfa09000 [ 878.764955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.765041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.765163][ T32] r5:85272b8c r4:85272800 [ 878.765248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.765352][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 878.765400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.765490][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.765567][ T32] r4:85249480 [ 878.765615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.765772][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 878.765832][ T32] r4:00000001 [ 878.765878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.765956][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 878.766022][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.766085][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.766139][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.766197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.766243][ T32] r4:85243840 [ 878.766359][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.766428][ T32] INFO: task kworker/0:383:4379 blocked for more than 455 seconds. [ 878.766501][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.766554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.766605][ T32] task:kworker/0:383 state:D stack:0 pid:4379 tgid:4379 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.766727][ T32] Workqueue: events bpf_prog_free_deferred [ 878.766818][ T32] Call trace: [ 878.766888][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 878.767041][ T32] r10:8291a684 r9:eadd5d84 r8:00000002 r7:60000113 r6:eadd5d8c r5:8535a400 [ 878.767103][ T32] r4:8535a400 [ 878.767141][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 878.767228][ T32] r5:8535a400 r4:8291a680 [ 878.767272][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.767357][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 878.767436][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd5e08 [ 878.767510][ T32] r4:00000000 [ 878.767584][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 878.767657][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.767723][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.767801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531cbc0 [ 878.767854][ T32] r4:00000000 [ 878.767909][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.767998][ T32] r9:83018005 r8:8535a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 ** 3 printk messages dropped ** [ 878.768254][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.768349][ T32] r5:85391f8c r4:85391c00 [ 878.768439][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.768532][ T32] r7:dddced80 r6:83018000 r5:85391f8c r4:8531d600 ** 2 printk messages dropped ** [ 878.768777][ T32] r4:8531d600 ** 3 printk messages dropped ** [ 878.769087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 878.770916][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 878.771709][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 878.772207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 7 printk messages dropped ** [ 878.772635][ T32] r5:85272b8c r4:85272800 ** 4 printk messages dropped ** [ 878.772956][ T32] r4:85249480 ** 2 printk messages dropped ** [ 878.773119][ T32] r4:00000001 ** 3 printk messages dropped ** [ 878.773303][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 878.804928][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 878.805693][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 878.805971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531c900 ** 7 printk messages dropped ** [ 878.806465][ T32] r5:8539178c r4:85391400 [ 878.806488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 878.806732][ T32] r4:8531d700 ** 3 printk messages dropped ** [ 878.807023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 878.807512][ T32] r4:8531c740 ** 2 printk messages dropped ** [ 878.808974][ T32] Workqueue: events bpf_prog_free_deferred [ 878.809023][ T32] Call trace: [ 878.809128][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 878.809243][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 878.809275][ T32] r4:00000000 [ 878.809300][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.809366][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 878.809444][ T32] dd20: 8f71f000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 878.809509][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 878.809560][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.809624][ T32] r5:800f0013 r4:80239bb0 [ 878.809677][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.809776][ T32] r4:82ac21e4 [ 878.809848][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.809940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 878.809986][ T32] r4:eab2ddc0 [ 878.810024][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.810113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 878.810193][ T32] r4:00000000 [ 878.810243][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.810340][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 878.810383][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.810462][ T32] r5:00001000 r4:dfa09000 [ 878.810511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.810592][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.810641][ T32] r5:85272b8c r4:85272800 [ 878.810663][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.810708][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 878.810730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.810814][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.810867][ T32] r4:85249480 [ 878.810982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.811098][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 878.811148][ T32] r4:00000001 [ 878.811188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.811287][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 878.811329][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.811358][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.811385][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.811414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.811437][ T32] r4:85243840 [ 878.811483][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.811551][ T32] INFO: task kworker/0:385:4383 blocked for more than 455 seconds. [ 878.811613][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.811660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.811702][ T32] task:kworker/0:385 state:D stack:0 pid:4383 tgid:4383 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.811802][ T32] Workqueue: events bpf_prog_free_deferred [ 878.811886][ T32] Call trace: [ 878.811949][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 878.812047][ T32] r10:8291a684 r9:eade9d84 r8:00000002 r7:60000113 r6:eade9d8c r5:8535bc00 [ 878.812097][ T32] r4:8535bc00 [ 878.812141][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 878.812185][ T32] r5:8535bc00 r4:8291a680 [ 878.812206][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.812272][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 878.812323][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade9e08 [ 878.812369][ T32] r4:00000000 [ 878.812413][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 878.812492][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.812558][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.812647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531cb00 [ 878.812699][ T32] r4:00000000 [ 878.812744][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.812856][ T32] r9:83018005 r8:8535bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 878.812918][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.813026][ T32] r5:00001000 r4:eade1000 [ 878.813088][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.813132][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.813221][ T32] r5:85391b8c r4:85391800 [ 878.813282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.813349][ T32] r7:dddced80 r6:83018000 r5:85391b8c r4:8531d800 [ 878.813400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.813511][ T32] r10:61c88647 r9:8535bc00 r8:8531d82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 878.842530][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 878.848712][ T32] r4:00000000 ** 4 printk messages dropped ** [ 878.849131][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 878.849451][ T32] r4:eab2ddc0 ** 4 printk messages dropped ** [ 878.849801][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 11 printk messages dropped ** [ 878.850586][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 878.850659][ T32] r4:00000001 [ 878.850721][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.850800][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 878.850868][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.850947][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.851010][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.851075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.851155][ T32] r4:85243840 [ 878.851187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.851306][ T32] INFO: task kworker/0:386:4385 blocked for more than 455 seconds. [ 878.851353][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.851380][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.851401][ T32] task:kworker/0:386 state:D stack:0 pid:4385 tgid:4385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.851497][ T32] Workqueue: events bpf_prog_free_deferred [ 878.851610][ T32] Call trace: [ 878.851719][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 878.851771][ T32] r10:8291a684 r9:eadf1d84 r8:00000002 r7:60000013 r6:eadf1d8c r5:8535c800 [ 878.851820][ T32] r4:8535c800 [ 878.851871][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 878.852050][ T32] r5:8535c800 r4:8291a680 [ 878.852081][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.852276][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 878.852383][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf1e08 [ 878.852508][ T32] r4:00000000 [ 878.852606][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 878.852707][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.852748][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.852790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332000 [ 878.852837][ T32] r4:00000000 [ 878.852862][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.852909][ T32] r9:83018005 r8:8535c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 878.852946][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.853003][ T32] r5:00001000 r4:eae07000 [ 878.853023][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.853132][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.853232][ T32] r5:8539278c r4:85392400 [ 878.853345][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.853462][ T32] r7:dddced80 r6:83018000 r5:8539278c r4:8531d900 [ 878.853502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.874549][ T32] r10:61c88647 r9:8535c800 r8:8531d92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.874692][ T32] r4:8531d900 [ 878.874739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.874855][ T32] r10:00000000 r9:8531d900 r8:80287e08 r7:eadd5e60 r6:8531d980 r5:8535c800 [ 878.874883][ T32] r4:00000001 [ 878.874906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.874950][ T32] Exception stack(0xeadf1fb0 to 0xeadf1ff8) [ 878.874985][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.875015][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.875042][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.875072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.875121][ T32] r4:8531cc00 [ 878.875943][ T32] INFO: task kworker/0:386:4385 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 878.876017][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.876218][ T32] Workqueue: events bpf_prog_free_deferred [ 878.876348][ T32] Call trace: [ 878.876419][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 878.876523][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 878.876574][ T32] r4:00000000 [ 878.876700][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.876788][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 878.876845][ T32] dd20: 8fe81000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 878.876957][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 878.877014][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.877069][ T32] r5:800f0013 r4:80239bb0 [ 878.877134][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.877258][ T32] r4:82ac21e4 [ 878.877328][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.877417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 878.877460][ T32] r4:eab2ddc0 [ 878.877509][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.877589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 878.877636][ T32] r4:00000000 [ 878.877679][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.877767][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 1 printk messages dropped ** [ 878.877898][ T32] r5:00001000 r4:dfa09000 [ 878.877937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.878019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.878122][ T32] r5:85272b8c r4:85272800 [ 878.878176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.878265][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 878.878340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.878447][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.878500][ T32] r4:85249480 [ 878.878538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.878658][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 878.878749][ T32] r4:00000001 [ 878.878794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.878866][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 878.878914][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.878975][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.879138][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.879204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.879287][ T32] r4:85243840 [ 878.879346][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.879444][ T32] INFO: task kworker/0:387:4386 blocked for more than 455 seconds. [ 878.879514][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.879571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.879610][ T32] task:kworker/0:387 state:D stack:0 pid:4386 tgid:4386 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.879797][ T32] Workqueue: events bpf_prog_free_deferred [ 878.879926][ T32] Call trace: [ 878.880017][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 878.880112][ T32] r10:8291a684 r9:eadfdd84 r8:00000002 r7:60000113 r6:eadfdd8c r5:8535d400 [ 878.880160][ T32] r4:8535d400 [ 878.880202][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 878.880308][ T32] r5:8535d400 r4:8291a680 [ 878.880379][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.880469][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 878.880551][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadfde08 [ 878.880597][ T32] r4:00000000 [ 878.880637][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 878.880703][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.880771][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.880850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531ce00 [ 878.880910][ T32] r4:00000000 [ 878.880958][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.881043][ T32] r9:83018005 r8:8535d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 878.881186][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.881298][ T32] r5:00001000 r4:eadf9000 [ 878.881379][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.881471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.881609][ T32] r5:8539238c r4:85392000 [ 878.881662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.881752][ T32] r7:dddced80 r6:83018000 r5:8539238c r4:8531da00 [ 878.881791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.881892][ T32] r10:61c88647 r9:8535d400 r8:8531da2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.881945][ T32] r4:8531da00 [ 878.882003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.882095][ T32] r10:00000000 r9:8531da00 r8:80287e08 r7:eadf1e60 r6:8531da80 r5:8535d400 [ 878.882165][ T32] r4:00000001 [ 878.882206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.882287][ T32] Exception stack(0xeadfdfb0 to 0xeadfdff8) [ 878.882384][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.882453][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.882538][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.882617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.882737][ T32] r4:8531cc00 [ 878.913141][ T32] INFO: task kworker/0:387:4386 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 878.913379][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.914395][ T32] Workqueue: events bpf_prog_free_deferred [ 878.914510][ T32] Call trace: [ 878.914569][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 878.914635][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 878.914660][ T32] r4:00000000 [ 878.914706][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.914770][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 878.914809][ T32] dd20: 9021d000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 878.914896][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 878.914926][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.915050][ T32] r5:800f0013 r4:80239bb0 [ 878.915105][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.915192][ T32] r4:82ac21e4 [ 878.915289][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 878.915583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 878.916229][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 5 printk messages dropped ** [ 878.916863][ T32] r4:00000001 ** 5 printk messages dropped ** [ 878.917308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 878.917867][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 878.918629][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae05e08 ** 8 printk messages dropped ** [ 878.919041][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 878.919291][ T32] r5:85392f8c r4:85392c00 ** 3 printk messages dropped ** [ 878.919463][ T32] r10:61c88647 r9:8535e000 r8:8531db2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 878.919842][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 878.921413][ T32] Workqueue: events bpf_prog_free_deferred [ 878.921500][ T32] Call trace: [ 878.921590][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 878.921692][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 878.921738][ T32] r4:00000000 [ 878.921795][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.921883][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 878.921941][ T32] dd20: 9021d000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 878.921998][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 878.922050][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.922108][ T32] r5:800f0013 r4:80239bb0 [ 878.922156][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.922244][ T32] r4:82ac21e4 [ 878.922299][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.922384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 878.922446][ T32] r4:eab2ddc0 [ 878.922553][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.922660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 878.922723][ T32] r4:00000000 [ 878.922765][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.922856][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 878.922904][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.922989][ T32] r5:00001000 r4:dfa09000 [ 878.923041][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.923137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.923240][ T32] r5:85272b8c r4:85272800 [ 878.923303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.923397][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 878.923455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 878.948215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 878.948578][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 878.948654][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.948712][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.948789][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.948873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.948927][ T32] r4:85243840 [ 878.948994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.949071][ T32] INFO: task kworker/0:389:4391 blocked for more than 455 seconds. [ 878.949148][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.949236][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.949297][ T32] task:kworker/0:389 state:D stack:0 pid:4391 tgid:4391 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.949439][ T32] Workqueue: events bpf_prog_free_deferred [ 878.949572][ T32] Call trace: [ 878.949670][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 878.949780][ T32] r10:8291a684 r9:eae11d84 r8:00000002 r7:60000013 r6:eae11d8c r5:8535ec00 [ 878.949838][ T32] r4:8535ec00 [ 878.949882][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 878.949965][ T32] r5:8535ec00 r4:8291a680 [ 878.950005][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.950084][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 878.950168][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae11e08 [ 878.950224][ T32] r4:00000000 [ 878.950249][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 878.950291][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 878.950799][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 878.951119][ T32] r5:85392b8c r4:85392800 [ 878.951303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 878.951549][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 878.951810][ T32] r10:00000000 r9:8531dc00 r8:80287e08 r7:eae05e60 r6:8531dc80 r5:8535ec00 ** 6 printk messages dropped ** [ 878.952056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 878.974090][ T32] r4:00000000 ** 4 printk messages dropped ** [ 878.974362][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 878.974620][ T32] r4:eab2ddc0 ** 2 printk messages dropped ** [ 878.974705][ T32] r4:00000000 ** 5 printk messages dropped ** [ 878.974939][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 878.975444][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 878.976011][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 878.976190][ T32] r4:848a8000 ** 4 printk messages dropped ** [ 878.976387][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae19e08 ** 9 printk messages dropped ** [ 878.976790][ T32] r5:00001000 r4:eae2f000 ** 2 printk messages dropped ** [ 878.976894][ T32] r5:8539378c r4:85393400 ** 2 printk messages dropped ** [ 878.977121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 878.977458][ T32] Exception stack(0xeae19fb0 to 0xeae19ff8) ** 6 printk messages dropped ** [ 878.978629][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 878.979760][ T32] r4:82ac21e4 [ 878.979844][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.979898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 878.979922][ T32] r4:eab2ddc0 [ 878.979962][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.980023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 878.980054][ T32] r4:00000000 [ 878.980078][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.980123][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 878.980324][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.980372][ T32] r5:00001000 r4:dfa09000 [ 878.980497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.980595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.980688][ T32] r5:85272b8c r4:85272800 [ 878.980723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.980785][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 878.980817][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.980865][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.980958][ T32] r4:85249480 [ 878.981052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.981133][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 878.981206][ T32] r4:00000001 [ 878.981271][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.981326][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 878.981353][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.981407][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.981491][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.981557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.981609][ T32] r4:85243840 [ 878.981681][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.981753][ T32] INFO: task kworker/0:391:4395 blocked for more than 456 seconds. [ 878.981814][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.981863][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.981911][ T32] task:kworker/0:391 state:D stack:0 pid:4395 tgid:4395 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.982004][ T32] Workqueue: events bpf_prog_free_deferred [ 878.982087][ T32] Call trace: [ 878.982161][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 878.982277][ T32] r10:8291a684 r9:eae25d84 r8:00000002 r7:60000013 r6:eae25d8c r5:848a8c00 [ 878.982357][ T32] r4:848a8c00 [ 878.982406][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 878.982494][ T32] r5:848a8c00 r4:8291a680 [ 878.982568][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.982649][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 878.982730][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae25e08 [ 878.982784][ T32] r4:00000000 [ 878.982827][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 878.982894][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.982960][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.983063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332480 [ 878.983170][ T32] r4:00000000 [ 878.983228][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 878.983320][ T32] r9:83018005 r8:848a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 878.983363][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.983448][ T32] r5:00001000 r4:eae21000 [ 878.983563][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.014416][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.014563][ T32] r5:8539338c r4:85393000 [ 879.014620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.014696][ T32] r7:dddced80 r6:83018000 r5:8539338c r4:8531de00 [ 879.014723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.014776][ T32] r10:61c88647 r9:848a8c00 r8:8531de2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.014851][ T32] r4:8531de00 [ 879.014905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.015008][ T32] r10:00000000 r9:8531de00 r8:80287e08 r7:eae19e60 r6:8531de80 r5:848a8c00 [ 879.015061][ T32] r4:00000001 [ 879.015109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.015199][ T32] Exception stack(0xeae25fb0 to 0xeae25ff8) [ 879.015263][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 879.015345][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.015421][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.015482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.015553][ T32] r4:853322c0 [ 879.016802][ T32] INFO: task kworker/0:391:4395 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.016898][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.017059][ T32] Workqueue: events bpf_prog_free_deferred [ 879.017296][ T32] Call trace: [ 879.017380][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.017486][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.017539][ T32] r4:00000000 [ 879.017585][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.017665][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.017720][ T32] dd20: 90b8f000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 2 printk messages dropped ** [ 879.017884][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 879.018406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 879.019213][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 5 printk messages dropped ** [ 879.019715][ T32] r4:00000001 ** 4 printk messages dropped ** [ 879.020079][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 879.020694][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 879.021384][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 879.022033][ T32] r9:83018005 r8:848a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 ** 4 printk messages dropped ** [ 879.022368][ T32] r5:85393b8c r4:85393800 [ 879.022393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 879.022553][ T32] r10:61c88647 r9:848a9800 r8:8531df2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 879.022876][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 879.045823][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.046009][ T32] Workqueue: events bpf_prog_free_deferred [ 879.046154][ T32] Call trace: [ 879.046220][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.046353][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.046422][ T32] r4:00000000 [ 879.046735][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.046838][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.046898][ T32] dd20: 90d27000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.046980][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.047038][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.047088][ T32] r5:800f0013 r4:80239bb0 [ 879.047136][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.047266][ T32] r4:82ac21e4 [ 879.047334][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.047416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.047461][ T32] r4:eab2ddc0 [ 879.047907][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.047997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.048052][ T32] r4:00000000 [ 879.048110][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.048222][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.048296][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.048384][ T32] r5:00001000 r4:dfa09000 [ 879.048435][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.048510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.048610][ T32] r5:85272b8c r4:85272800 [ 879.048658][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.048750][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.048792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.048889][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.048945][ T32] r4:85249480 [ 879.049016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.049118][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.049192][ T32] r4:00000001 [ 879.049240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.049323][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.049429][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.049512][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.049607][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.049668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.049713][ T32] r4:85243840 [ 879.049787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.050038][ T32] INFO: task kworker/0:393:4399 blocked for more than 456 seconds. [ 879.050115][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.050167][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.050220][ T32] task:kworker/0:393 state:D stack:0 pid:4399 tgid:4399 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.050382][ T32] Workqueue: events bpf_prog_free_deferred [ 879.050468][ T32] Call trace: [ 879.050568][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 879.050669][ T32] r10:8291a684 r9:eae39d84 r8:00000002 r7:60000113 r6:eae39d8c r5:848aa400 [ 879.050792][ T32] r4:848aa400 [ 879.050856][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 879.050943][ T32] r5:848aa400 r4:8291a680 [ 879.050984][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.051061][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 879.051149][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae39e08 [ 879.051227][ T32] r4:00000000 [ 879.051275][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 879.051365][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.051438][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.051518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332940 [ 879.051562][ T32] r4:00000000 [ 879.051605][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.051716][ T32] r9:83018005 r8:848aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 879.051766][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.051846][ T32] r5:00001000 r4:eae43000 [ 879.051889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.051969][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.052051][ T32] r5:85393f8c r4:85393c00 [ 879.052096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.052187][ T32] r7:dddced80 r6:83018000 r5:85393f8c r4:8533e000 [ 879.052227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.052321][ T32] r10:61c88647 r9:848aa400 r8:8533e02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.052399][ T32] r4:8533e000 [ 879.052439][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.052527][ T32] r10:00000000 r9:8533e000 r8:80287e08 r7:eae2de60 r6:8533e080 r5:848aa400 [ 879.052580][ T32] r4:00000001 [ 879.052616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.052703][ T32] Exception stack(0xeae39fb0 to 0xeae39ff8) [ 879.052759][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.052816][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.052871][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.052925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.052997][ T32] r4:85332700 [ 879.085289][ T32] INFO: task kworker/0:393:4399 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.085575][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.085840][ T32] Workqueue: events bpf_prog_free_deferred [ 879.086001][ T32] Call trace: ** 4 printk messages dropped ** [ 879.086649][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 879.087065][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 879.087400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 879.088725][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 879.089532][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 879.090063][ T32] task:kworker/0:394 state:D stack:0 pid:4401 tgid:4401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.090171][ T32] Workqueue: events bpf_prog_free_deferred [ 879.090256][ T32] Call trace: [ 879.090326][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 879.090415][ T32] r10:8291a684 r9:eae41d84 r8:00000002 r7:60000113 r6:eae41d8c r5:848ab000 [ 879.090464][ T32] r4:848ab000 [ 879.090501][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 879.090584][ T32] r5:848ab000 r4:8291a680 [ 879.090647][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.090722][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 879.090798][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae41e08 [ 879.090875][ T32] r4:00000000 [ 879.090922][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 879.090987][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.091060][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.091140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332a00 [ 879.091237][ T32] r4:00000000 [ 879.091279][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.091377][ T32] r9:83018005 r8:848ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 879.091429][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.091507][ T32] r5:00001000 r4:eae49000 [ 879.091610][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.091876][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.091961][ T32] r5:8539c38c r4:8539c000 [ 879.091999][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.092468][ T32] r7:dddced80 r6:83018000 r5:8539c38c r4:8533e100 [ 879.092628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.092841][ T32] r10:61c88647 r9:848ab000 r8:8533e12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.092910][ T32] r4:8533e100 [ 879.092969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.093110][ T32] r10:00000000 r9:8533e100 r8:80287e08 r7:eae39e60 r6:8533e180 r5:848ab000 [ 879.093208][ T32] r4:00000001 [ 879.093264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.093360][ T32] Exception stack(0xeae41fb0 to 0xeae41ff8) [ 879.093419][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.122576][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.122661][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.122702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.122729][ T32] r4:85332900 [ 879.123915][ T32] INFO: task kworker/0:394:4401 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.124001][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.124116][ T32] Workqueue: events bpf_prog_free_deferred [ 879.124186][ T32] Call trace: [ 879.124304][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.124380][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.124409][ T32] r4:00000000 [ 879.124437][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.124481][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.124511][ T32] dd20: 91348000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.124539][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 8 printk messages dropped ** [ 879.125002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 879.125731][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 879.126075][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 9 printk messages dropped ** [ 879.126814][ T32] task:kworker/0:395 state:D stack:0 pid:4403 tgid:4403 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 879.127316][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae4de08 ** 3 printk messages dropped ** [ 879.127605][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.127719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332e80 [ 879.127747][ T32] r4:00000000 [ 879.127768][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.127812][ T32] r9:83018005 r8:848abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 879.127909][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.127955][ T32] r5:00001000 r4:eae5d000 [ 879.128104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.128291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.128337][ T32] r5:8539cb8c r4:8539c800 [ 879.128397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.128462][ T32] r7:dddced80 r6:83018000 r5:8539cb8c r4:8533e200 [ 879.128487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.128534][ T32] r10:61c88647 r9:848abc00 r8:8533e22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.128558][ T32] r4:8533e200 [ 879.128577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.128622][ T32] r10:00000000 r9:8533e200 r8:80287e08 r7:eae41e60 r6:8533e280 r5:848abc00 [ 879.128693][ T32] r4:00000001 [ 879.128729][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.128881][ T32] Exception stack(0xeae4dfb0 to 0xeae4dff8) [ 879.129037][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.129069][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.129096][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.129130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.129153][ T32] r4:85332a40 [ 879.129856][ T32] INFO: task kworker/0:395:4403 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.129918][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.130043][ T32] Workqueue: events bpf_prog_free_deferred [ 879.130170][ T32] Call trace: [ 879.130269][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.130379][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.130432][ T32] r4:00000000 [ 879.130495][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.130584][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.130646][ T32] dd20: 91348000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.130713][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.130775][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.130829][ T32] r5:800f0013 r4:80239bb0 [ 879.130872][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.130962][ T32] r4:82ac21e4 [ 879.131025][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.131104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.131132][ T32] r4:eab2ddc0 [ 879.131153][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.131245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.131349][ T32] r4:00000000 [ 879.131415][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.131525][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.131577][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.131668][ T32] r5:00001000 r4:dfa09000 [ 879.131714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.131798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.131910][ T32] r5:85272b8c r4:85272800 [ 879.131986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.132095][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.132132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.132183][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.132205][ T32] r4:85249480 [ 879.132226][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.132290][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.132319][ T32] r4:00000001 [ 879.132362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.132430][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 1 printk messages dropped ** [ 879.132575][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 879.132997][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 879.156335][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae61e08 ** 8 printk messages dropped ** [ 879.157115][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 879.157443][ T32] r5:8539c78c r4:8539c400 [ 879.157488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 879.157711][ T32] r10:61c88647 r9:848ac800 r8:8533e32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 879.158064][ T32] Exception stack(0xeae61fb0 to 0xeae61ff8) ** 3 printk messages dropped ** [ 879.158334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.158416][ T32] r4:85332a40 [ 879.159446][ T32] INFO: task kworker/0:396:4404 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.159546][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.159737][ T32] Workqueue: events bpf_prog_free_deferred [ 879.159885][ T32] Call trace: [ 879.159964][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.160063][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.160129][ T32] r4:00000000 [ 879.160189][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.160281][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.160348][ T32] dd20: 9154f000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.160423][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.160482][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.160538][ T32] r5:800f0013 r4:80239bb0 [ 879.160584][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.160685][ T32] r4:82ac21e4 [ 879.160738][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.160851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.160913][ T32] r4:eab2ddc0 [ 879.160956][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.161048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.161128][ T32] r4:00000000 [ 879.161208][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.161304][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.161370][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.161472][ T32] r5:00001000 r4:dfa09000 [ 879.161520][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.161607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.161724][ T32] r5:85272b8c r4:85272800 [ 879.161780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.161882][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.161936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.162031][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.162075][ T32] r4:85249480 [ 879.162130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.162221][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.162297][ T32] r4:00000001 [ 879.162368][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.162462][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.162520][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.162582][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.162638][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.162698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.162743][ T32] r4:85243840 [ 879.162785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.162857][ T32] INFO: task kworker/0:397:4407 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 879.187347][ T32] r4:848ad400 ** 4 printk messages dropped ** [ 879.187747][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae55e08 ** 7 printk messages dropped ** [ 879.188766][ T32] r9:83018005 r8:848ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 ** 3 printk messages dropped ** [ 879.188941][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.189037][ T32] r5:8539d38c r4:8539d000 [ 879.189087][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.189140][ T32] r7:dddced80 r6:83018000 r5:8539d38c r4:8533e400 [ 879.189162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.189260][ T32] r10:61c88647 r9:848ad400 r8:8533e42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.189308][ T32] r4:8533e400 [ 879.189354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.189404][ T32] r10:00000000 r9:8533e400 r8:80287e08 r7:eae4de60 r6:8533e480 r5:848ad400 [ 879.189443][ T32] r4:00000001 [ 879.189468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.189506][ T32] Exception stack(0xeae55fb0 to 0xeae55ff8) [ 879.189536][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 879.189582][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.189638][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.189670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.189768][ T32] r4:8531cec0 [ 879.190527][ T32] INFO: task kworker/0:397:4407 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.190576][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.190674][ T32] Workqueue: events bpf_prog_free_deferred [ 879.190783][ T32] Call trace: [ 879.190839][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.190893][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.190949][ T32] r4:00000000 [ 879.191000][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.191070][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.191138][ T32] dd20: 91810000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.191210][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.191294][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.191324][ T32] r5:800f0013 r4:80239bb0 [ 879.191423][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.191479][ T32] r4:82ac21e4 [ 879.191500][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.191627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 3 printk messages dropped ** [ 879.192087][ T32] r4:00000000 ** 4 printk messages dropped ** [ 879.192323][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 879.192629][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.192655][ T32] r4:85249480 [ 879.192676][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.192800][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.192832][ T32] r4:00000001 [ 879.192856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.192893][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.192920][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.192948][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.192988][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.193020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.193043][ T32] r4:85243840 [ 879.193064][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.193179][ T32] INFO: task kworker/0:398:4409 blocked for more than 456 seconds. [ 879.193280][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.193310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.193344][ T32] task:kworker/0:398 state:D stack:0 pid:4409 tgid:4409 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.193397][ T32] Workqueue: events bpf_prog_free_deferred [ 879.193531][ T32] Call trace: [ 879.204490][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 879.204573][ T32] r10:8291a684 r9:eae6dd84 r8:00000002 r7:60000113 r6:eae6dd8c r5:848ae000 [ 879.204600][ T32] r4:848ae000 [ 879.204620][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 879.204663][ T32] r5:848ae000 r4:8291a680 ** 1 printk messages dropped ** [ 879.204722][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 879.205216][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 879.205467][ T32] r5:8539cf8c r4:8539cc00 [ 879.205493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.205565][ T32] r7:dddced80 r6:83018000 r5:8539cf8c r4:8533e500 ** 1 printk messages dropped ** [ 879.205678][ T32] r10:61c88647 r9:848ae000 r8:8533e52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 879.206254][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 879.207587][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 879.207937][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 879.208227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 879.208778][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 6 printk messages dropped ** [ 879.209251][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 879.209570][ T32] INFO: task kworker/0:399:4411 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 879.210003][ T32] r4:848aec00 ** 7 printk messages dropped ** [ 879.210414][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 879.210908][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.210953][ T32] r5:8539db8c r4:8539d800 ** 1 printk messages dropped ** [ 879.211046][ T32] r7:dddced80 r6:83018000 r5:8539db8c r4:8533e600 ** 1 printk messages dropped ** [ 879.211127][ T32] r10:61c88647 r9:848aec00 r8:8533e62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.211165][ T32] r4:8533e600 [ 879.211263][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.211337][ T32] r10:00000000 r9:8533e600 r8:80287e08 r7:eae55e60 r6:8533e680 r5:848aec00 [ 879.211365][ T32] r4:00000001 [ 879.211403][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.211466][ T32] Exception stack(0xeae79fb0 to 0xeae79ff8) [ 879.211502][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.211532][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.211596][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.211631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.211678][ T32] r4:8534a100 [ 879.212063][ T32] INFO: task kworker/0:399:4411 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.212112][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.212267][ T32] Workqueue: events bpf_prog_free_deferred [ 879.212368][ T32] Call trace: [ 879.212452][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.212507][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.212557][ T32] r4:00000000 [ 879.212654][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.212734][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.212766][ T32] dd20: 918a7000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.212819][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.212922][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.213026][ T32] r5:800f0013 r4:80239bb0 [ 879.213071][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.213194][ T32] r4:82ac21e4 [ 879.213238][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.213325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.213384][ T32] r4:eab2ddc0 [ 879.213408][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.213478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.236049][ T32] r4:00000000 [ 879.236133][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.236271][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.236319][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.236430][ T32] r5:00001000 r4:dfa09000 [ 879.236476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.236573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.236658][ T32] r5:85272b8c r4:85272800 [ 879.236714][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.236836][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.236883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.236987][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.237091][ T32] r4:85249480 [ 879.237139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.237266][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.237334][ T32] r4:00000001 [ 879.237401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.237477][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.237546][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.237607][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.237659][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.237729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.237776][ T32] r4:85243840 [ 879.237821][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 879.238223][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 879.238901][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 879.239627][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 879.239961][ T32] r5:8539d78c r4:8539d400 [ 879.240016][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.240105][ T32] r7:dddced80 r6:83018000 r5:8539d78c r4:8533e700 ** 1 printk messages dropped ** [ 879.240258][ T32] r10:61c88647 r9:85360000 r8:8533e72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 879.240760][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 879.242324][ T32] Call trace: ** 4 printk messages dropped ** [ 879.242798][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 879.243240][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 879.264896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 879.265838][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 879.266433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 879.267123][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 879.267717][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae8de08 ** 2 printk messages dropped ** [ 879.267881][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.267950][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.268027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534a800 [ 879.268068][ T32] r4:00000000 [ 879.268105][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.268189][ T32] r9:83018005 r8:85360c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 879.268230][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.268320][ T32] r5:00001000 r4:eaeab000 [ 879.268368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.268469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.268550][ T32] r5:8539e78c r4:8539e400 [ 879.268590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.268685][ T32] r7:dddced80 r6:83018000 r5:8539e78c r4:8533e880 [ 879.268731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.268843][ T32] r10:61c88647 r9:85360c00 r8:8533e8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.268899][ T32] r4:8533e880 [ 879.268937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.269037][ T32] r10:00000000 r9:8533e880 r8:80287e08 r7:eae79e60 r6:8533e900 r5:85360c00 [ 879.269085][ T32] r4:00000001 [ 879.269124][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.269211][ T32] Exception stack(0xeae8dfb0 to 0xeae8dff8) [ 879.269264][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.269317][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.269405][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.269506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.269576][ T32] r4:8534a580 [ 879.270667][ T32] INFO: task kworker/0:401:4415 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.270739][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.270877][ T32] Workqueue: events bpf_prog_free_deferred [ 879.270964][ T32] Call trace: [ 879.271063][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.271163][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.271207][ T32] r4:00000000 [ 879.271245][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.271317][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.271376][ T32] dd20: 91f50000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.271431][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.271479][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.271525][ T32] r5:800f0013 r4:80239bb0 [ 879.271580][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.271659][ T32] r4:82ac21e4 [ 879.271792][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.271874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.271917][ T32] r4:eab2ddc0 [ 879.271957][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.272034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.272076][ T32] r4:00000000 [ 879.272130][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.272220][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.272290][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.272386][ T32] r5:00001000 r4:dfa09000 [ 879.272435][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.272569][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.272680][ T32] r5:85272b8c r4:85272800 [ 879.272742][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.272835][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.272894][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.272989][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.273033][ T32] r4:85249480 [ 879.273072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.273206][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.273276][ T32] r4:00000001 [ 879.273319][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.273393][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.273444][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.308161][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.308305][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.308383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.308429][ T32] r4:85243840 [ 879.308473][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.308546][ T32] INFO: task kworker/0:402:4417 blocked for more than 456 seconds. [ 879.308626][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.308696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 879.308864][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 879.309184][ T32] r4:85361800 ** 4 printk messages dropped ** [ 879.309704][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae95e08 ** 5 printk messages dropped ** [ 879.310166][ T32] r4:00000000 ** 4 printk messages dropped ** [ 879.310556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 879.310709][ T32] r5:8539df8c r4:8539dc00 ** 3 printk messages dropped ** [ 879.311073][ T32] r10:61c88647 r9:85361800 r8:8533e82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 879.311816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 879.313466][ T32] r4:00000000 ** 2 printk messages dropped ** [ 879.321731][ T32] dd20: 922f8000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 9 printk messages dropped ** [ 879.322448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.322471][ T32] r4:00000000 [ 879.322539][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.322592][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.322614][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.322658][ T32] r5:00001000 r4:dfa09000 [ 879.322754][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.322798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.322840][ T32] r5:85272b8c r4:85272800 [ 879.322862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.322959][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.322985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.323158][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.323208][ T32] r4:85249480 [ 879.323335][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.323412][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.323509][ T32] r4:00000001 [ 879.339038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.339196][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.339261][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.339348][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.339409][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.339470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.339518][ T32] r4:85243840 [ 879.339565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.339623][ T32] INFO: task kworker/0:403:4418 blocked for more than 456 seconds. [ 879.339686][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.339734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.339829][ T32] task:kworker/0:403 state:D stack:0 pid:4418 tgid:4418 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.339970][ T32] Workqueue: events bpf_prog_free_deferred [ 879.340092][ T32] Call trace: [ 879.340207][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 879.340320][ T32] r10:8291a684 r9:eae65d84 r8:00000002 r7:60000013 r6:eae65d8c r5:85362400 [ 879.340400][ T32] r4:85362400 [ 879.340456][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 879.340545][ T32] r5:85362400 r4:8291a680 [ 879.340606][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.340691][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 879.340780][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae65e08 [ 879.340838][ T32] r4:00000000 [ 879.340896][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 879.340982][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.341078][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.341203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534a600 [ 879.341269][ T32] r4:00000000 [ 879.341314][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.341421][ T32] r9:83018005 r8:85362400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 879.341469][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.341548][ T32] r5:00001000 r4:eae9d000 [ 879.341588][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.341662][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.341742][ T32] r5:8539e38c r4:8539e000 [ 879.341783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.341870][ T32] r7:dddced80 r6:83018000 r5:8539e38c r4:8533ea00 [ 879.341928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.342025][ T32] r10:61c88647 r9:85362400 r8:8533ea2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.342075][ T32] r4:8533ea00 ** 1 printk messages dropped ** [ 879.342230][ T32] r10:00000000 r9:8533ea00 r8:80287e08 r7:eae8de60 r6:8533ea80 r5:85362400 ** 8 printk messages dropped ** [ 879.353100][ T32] INFO: task kworker/0:403:4418 is blocked on a mutex likely owned by task kworker/0:296:4183. ** 8 printk messages dropped ** [ 879.354624][ T32] dd20: 926a4000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 9 printk messages dropped ** [ 879.355239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 7 printk messages dropped ** [ 879.355725][ T32] r5:85272b8c r4:85272800 [ 879.355746][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.355897][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.356051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.356120][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.356167][ T32] r4:85249480 [ 879.356194][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.356243][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.356266][ T32] r4:00000001 [ 879.356310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.356432][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.356463][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.356541][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.356573][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.356653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.356680][ T32] r4:85243840 [ 879.356706][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.356748][ T32] INFO: task kworker/0:404:4420 blocked for more than 456 seconds. [ 879.356780][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.356805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.356852][ T32] task:kworker/0:404 state:D stack:0 pid:4420 tgid:4420 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.357000][ T32] Workqueue: events bpf_prog_free_deferred [ 879.357044][ T32] Call trace: ** 2 printk messages dropped ** [ 879.357322][ T32] r4:85363c00 ** 4 printk messages dropped ** [ 879.357655][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea9e08 ** 8 printk messages dropped ** [ 879.358135][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 879.358334][ T32] r5:8539eb8c r4:8539e800 [ 879.358361][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.358453][ T32] r7:dddced80 r6:83018000 r5:8539eb8c r4:8533eb00 ** 1 printk messages dropped ** [ 879.358751][ T32] r10:61c88647 r9:85363c00 r8:8533eb2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 879.359616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 879.360981][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 5 printk messages dropped ** [ 879.361486][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 879.361900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 879.362441][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 6 printk messages dropped ** [ 879.362635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 879.363008][ T32] r4:85243840 [ 879.363033][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.363158][ T32] INFO: task kworker/0:405:4422 blocked for more than 456 seconds. [ 879.363188][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.363212][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.363284][ T32] task:kworker/0:405 state:D stack:0 pid:4422 tgid:4422 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.363349][ T32] Workqueue: events bpf_prog_free_deferred [ 879.385362][ T32] Call trace: [ 879.385610][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 879.385770][ T32] r10:8291a684 r9:eaeb5d84 r8:00000002 r7:60000013 r6:eaeb5d8c r5:85364800 [ 879.385857][ T32] r4:85364800 [ 879.385913][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 879.386012][ T32] r5:85364800 r4:8291a680 [ 879.386081][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.386180][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 879.386273][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb5e08 [ 879.386329][ T32] r4:00000000 [ 879.386382][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 879.386455][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.386527][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.386603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c0380 [ 879.386671][ T32] r4:00000000 [ 879.386733][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.386868][ T32] r9:83018005 r8:85364800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 879.386944][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.387053][ T32] r5:00001000 r4:dfa43000 [ 879.387094][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.387169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.387250][ T32] r5:8539f38c r4:8539f000 [ 879.387340][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.387448][ T32] r7:dddced80 r6:83018000 r5:8539f38c r4:8533ec00 [ 879.387491][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.387609][ T32] r10:61c88647 r9:85364800 r8:8533ec2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.387688][ T32] r4:8533ec00 [ 879.387754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.387869][ T32] r10:00000000 r9:8533ec00 r8:80287e08 r7:eaea9e60 r6:8533ec80 r5:85364800 [ 879.387923][ T32] r4:00000001 [ 879.387966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.388041][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 879.388107][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 879.388170][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.388228][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.388282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.388353][ T32] r4:8534a7c0 [ 879.389534][ T32] INFO: task kworker/0:405:4422 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.389633][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.389784][ T32] Workqueue: events bpf_prog_free_deferred [ 879.389875][ T32] Call trace: [ 879.389972][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 879.390139][ T32] r4:00000000 ** 5 printk messages dropped ** [ 879.390553][ T32] r5:800f0013 r4:80239bb0 ** 10 printk messages dropped ** [ 879.391325][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 879.392225][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 879.392913][ T32] task:kworker/0:406 state:D stack:0 pid:4425 tgid:4425 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 879.426189][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 879.427051][ T32] r5:8539ef8c r4:8539ec00 [ 879.427097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 879.427601][ T32] r10:00000000 r9:8533ed00 r8:80287e08 r7:eaeb5e60 r6:8533ed80 r5:85365400 ** 9 printk messages dropped ** [ 879.429321][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 879.430507][ T32] r4:eab2ddc0 ** 5 printk messages dropped ** [ 879.430913][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 879.431579][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 879.432023][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 879.432410][ T32] INFO: task kworker/0:407:4426 blocked for more than 456 seconds. [ 879.432477][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.432534][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.432608][ T32] task:kworker/0:407 state:D stack:0 pid:4426 tgid:4426 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.432731][ T32] Workqueue: events bpf_prog_free_deferred [ 879.432817][ T32] Call trace: [ 879.432916][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 879.433010][ T32] r10:8291a684 r9:eacedd84 r8:00000002 r7:60000013 r6:eacedd8c r5:85366c00 [ 879.433057][ T32] r4:85366c00 [ 879.433101][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 879.433201][ T32] r5:85366c00 r4:8291a680 [ 879.433245][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.433341][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 879.433440][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacede08 [ 879.453900][ T32] r4:00000000 [ 879.453968][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 879.454031][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.454076][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.454159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853503c0 [ 879.454186][ T32] r4:00000000 [ 879.454239][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.454300][ T32] r9:83018005 r8:85366c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 879.454327][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.454387][ T32] r5:00001000 r4:e0387000 [ 879.454436][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.454536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.454590][ T32] r5:8539fb8c r4:8539f800 [ 879.454615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.454672][ T32] r7:dddced80 r6:83018000 r5:8539fb8c r4:8533ee00 [ 879.454697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.454779][ T32] r10:61c88647 r9:85366c00 r8:8533ee2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.454808][ T32] r4:8533ee00 [ 879.454882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.454932][ T32] r10:00000000 r9:8533ee00 r8:80287e08 r7:eaeb5e60 r6:8533ee80 r5:85366c00 [ 879.454954][ T32] r4:00000001 [ 879.454974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.455028][ T32] Exception stack(0xeacedfb0 to 0xeacedff8) [ 879.455072][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.455109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.455136][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.455214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.455240][ T32] r4:8534a940 [ 879.455886][ T32] INFO: task kworker/0:407:4426 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.455928][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.455994][ T32] Workqueue: events bpf_prog_free_deferred [ 879.456042][ T32] Call trace: [ 879.456108][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.456162][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.456259][ T32] r4:00000000 [ 879.456307][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.456352][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.456382][ T32] dd20: 9306c000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.456435][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.456464][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.456513][ T32] r5:800f0013 r4:80239bb0 [ 879.456610][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.456656][ T32] r4:82ac21e4 [ 879.456676][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.456719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.456767][ T32] r4:eab2ddc0 [ 879.456791][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.456832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.456854][ T32] r4:00000000 [ 879.456934][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.456988][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.457027][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.457074][ T32] r5:00001000 r4:dfa09000 [ 879.457238][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.457303][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.457347][ T32] r5:85272b8c r4:85272800 [ 879.457392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.457445][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.457467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.457514][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.457536][ T32] r4:85249480 [ 879.457579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.457664][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 6 printk messages dropped ** [ 879.457963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 879.458405][ T32] r4:85368000 ** 5 printk messages dropped ** [ 879.458740][ T32] r4:00000000 ** 7 printk messages dropped ** [ 879.459063][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 879.459281][ T32] r5:8539f78c r4:8539f400 ** 3 printk messages dropped ** [ 879.459457][ T32] r10:61c88647 r9:85368000 r8:8533ef2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 879.460173][ T32] INFO: task kworker/0:408:4430 is blocked on a mutex likely owned by task kworker/0:296:4183. ** 2 printk messages dropped ** [ 879.460303][ T32] Call trace: [ 879.460359][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.460430][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.460456][ T32] r4:00000000 [ 879.460476][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.460527][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.460558][ T32] dd20: 9306c000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.460589][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.460639][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.460667][ T32] r5:800f0013 r4:80239bb0 [ 879.460688][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.460728][ T32] r4:82ac21e4 [ 879.460748][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.460790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.460812][ T32] r4:eab2ddc0 [ 879.460832][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.460878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.460912][ T32] r4:00000000 [ 879.460932][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.460975][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.460996][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.461036][ T32] r5:00001000 r4:dfa09000 [ 879.461081][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.461162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.461266][ T32] r5:85272b8c r4:85272800 [ 879.461330][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.461444][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.461508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.461581][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.461605][ T32] r4:85249480 [ 879.461627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.461695][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.461722][ T32] r4:00000001 [ 879.461742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.461780][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.461817][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.461863][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.461892][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.461920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.461943][ T32] r4:85243840 [ 879.461988][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.462030][ T32] INFO: task kworker/1:251:4431 blocked for more than 456 seconds. [ 879.462060][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.462101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.462181][ T32] task:kworker/1:251 state:D stack:0 pid:4431 tgid:4431 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.462232][ T32] Workqueue: events bpf_prog_free_deferred [ 879.462274][ T32] Call trace: [ 879.462320][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 879.462368][ T32] r10:8291a684 r9:eaecdd84 r8:00000002 r7:60000013 r6:eaecdd8c r5:85368c00 [ 879.462392][ T32] r4:85368c00 [ 879.462412][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 879.462454][ T32] r5:85368c00 r4:8291a680 [ 879.462474][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.462531][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 879.462597][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaecde08 [ 879.462647][ T32] r4:00000000 [ 879.462669][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 879.462716][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.462758][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.462801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85419500 [ 879.462823][ T32] r4:00000000 [ 879.462841][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.462884][ T32] r9:83018205 r8:85368c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 879.462907][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.462947][ T32] r5:00001000 r4:e473f000 [ 879.462967][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.463019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.463064][ T32] r5:8443d38c r4:8443d000 [ 879.463084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.463137][ T32] r7:ddde2d80 r6:83018200 r5:8443d38c r4:852cd580 ** 1 printk messages dropped ** [ 879.463247][ T32] r10:61c88647 r9:85368c00 r8:852cd5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 879.494164][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 879.495295][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 879.496006][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 879.496175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 6 printk messages dropped ** [ 879.496666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 879.497536][ T32] r4:00000001 ** 4 printk messages dropped ** [ 879.497793][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 879.498519][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 879.499338][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 879.499706][ T32] r9:83018205 r8:852ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 ** 2 printk messages dropped ** [ 879.499789][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.499929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.499974][ T32] r5:85116b8c r4:85116800 [ 879.499994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.500063][ T32] r7:ddde2d80 r6:83018200 r5:85116b8c r4:852cd680 [ 879.500104][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.500156][ T32] r10:61c88647 r9:852ea400 r8:852cd6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.500180][ T32] r4:852cd680 [ 879.500204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.500275][ T32] r10:00000000 r9:852cd680 r8:80287e08 r7:eaecde60 r6:852cd700 r5:852ea400 [ 879.500301][ T32] r4:00000001 [ 879.500325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.500387][ T32] Exception stack(0xeaea1fb0 to 0xeaea1ff8) [ 879.500417][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.500446][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.500473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.500501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.500522][ T32] r4:8533ad00 [ 879.500805][ T32] INFO: task kworker/1:252:4433 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.500838][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.501015][ T32] Workqueue: events bpf_prog_free_deferred [ 879.501067][ T32] Call trace: [ 879.501200][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.501265][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.501364][ T32] r4:00000000 [ 879.501389][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.501480][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.501514][ T32] dd20: 936e3000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.501543][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.501567][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.501671][ T32] r5:800f0013 r4:80239bb0 [ 879.501772][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.501838][ T32] r4:82ac21e4 [ 879.501862][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.501905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.501928][ T32] r4:eab2ddc0 [ 879.501997][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.502042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.502067][ T32] r4:00000000 [ 879.502086][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.502141][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.502190][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.502237][ T32] r5:00001000 r4:dfa09000 [ 879.502257][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.502298][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.502341][ T32] r5:85272b8c r4:85272800 [ 879.502412][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.502463][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.502496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.502570][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.502596][ T32] r4:85249480 [ 879.502615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.502677][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.502705][ T32] r4:00000001 [ 879.502724][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.502760][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.502785][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.502837][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.502894][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.502925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 879.503219][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 879.510973][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 879.511616][ T32] r5:00001000 r4:e0509000 ** 2 printk messages dropped ** [ 879.511830][ T32] r5:8539ff8c r4:8539fc00 [ 879.511861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 879.511979][ T32] r10:61c88647 r9:852f0000 r8:8534b02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 879.512574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 879.531088][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 879.531414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 10 printk messages dropped ** [ 879.531906][ T32] r5:85272b8c r4:85272800 ** 5 printk messages dropped ** [ 879.532129][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 879.532460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 879.532892][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 879.533317][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 879.537198][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 879.537332][ T32] r5:853a838c r4:853a8000 ** 3 printk messages dropped ** [ 879.537473][ T32] r10:61c88647 r9:852f1800 r8:8534b0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 879.537761][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 879.537835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.537859][ T32] r4:85350580 [ 879.538522][ T32] INFO: task kworker/0:410:4438 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.538561][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.538663][ T32] Workqueue: events bpf_prog_free_deferred [ 879.538741][ T32] Call trace: [ 879.538774][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.538838][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.538887][ T32] r4:00000000 [ 879.538911][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.538963][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.538994][ T32] dd20: 938f0000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.539026][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.539050][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.539074][ T32] r5:800f0013 r4:80239bb0 [ 879.539126][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.539171][ T32] r4:82ac21e4 [ 879.539267][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.539313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.539339][ T32] r4:eab2ddc0 [ 879.539359][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.539401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.539466][ T32] r4:00000000 [ 879.539497][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.539542][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.539563][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.539609][ T32] r5:00001000 r4:dfa09000 [ 879.539659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.539703][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.539745][ T32] r5:85272b8c r4:85272800 [ 879.539766][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.539861][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.539886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.539934][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.540030][ T32] r4:85249480 [ 879.540053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.540130][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.540176][ T32] r4:00000001 [ 879.540203][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.540244][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.540299][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.540331][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.540358][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.540388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.540410][ T32] r4:85243840 [ 879.540431][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.540512][ T32] INFO: task kworker/0:411:4439 blocked for more than 456 seconds. [ 879.540555][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.540587][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.540610][ T32] task:kworker/0:411 state:D stack:0 pid:4439 tgid:4439 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.540713][ T32] Workqueue: events bpf_prog_free_deferred [ 879.540755][ T32] Call trace: [ 879.540802][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 879.540855][ T32] r10:8291a684 r9:eaeedd84 r8:00000002 r7:60000113 r6:eaeedd8c r5:852f2400 [ 879.540879][ T32] r4:852f2400 [ 879.540899][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 879.540941][ T32] r5:852f2400 r4:8291a680 [ 879.540961][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.541025][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 879.541071][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeede08 [ 879.541138][ T32] r4:00000000 [ 879.541162][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 879.541220][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.541267][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.541317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85350940 ** 2 printk messages dropped ** [ 879.541484][ T32] r9:83018005 r8:852f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 ** 4 printk messages dropped ** [ 879.541652][ T32] r5:853a8b8c r4:853a8800 [ 879.541671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 879.541736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 879.542185][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 879.543030][ T32] r4:00000000 ** 4 printk messages dropped ** [ 879.543231][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 879.543544][ T32] r4:eab2ddc0 ** 4 printk messages dropped ** [ 879.564422][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 11 printk messages dropped ** [ 879.564986][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 7 printk messages dropped ** [ 879.565257][ T32] r4:85243840 ** 5 printk messages dropped ** [ 879.565489][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 879.566041][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 879.566450][ T32] r9:83018005 r8:852f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 ** 4 printk messages dropped ** [ 879.566730][ T32] r5:853a878c r4:853a8400 ** 3 printk messages dropped ** [ 879.566907][ T32] r10:61c88647 r9:852f0c00 r8:8534b1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 879.567335][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 879.568470][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.568518][ T32] r4:00000000 [ 879.568542][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.568656][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.568830][ T32] dd20: 93c24000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.568863][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.568917][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.568967][ T32] r5:800f0013 r4:80239bb0 [ 879.569016][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.569060][ T32] r4:82ac21e4 [ 879.569108][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.569155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.569223][ T32] r4:eab2ddc0 [ 879.569253][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.569298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.569328][ T32] r4:00000000 [ 879.569349][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.569392][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.569441][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.569537][ T32] r5:00001000 r4:dfa09000 [ 879.569562][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.569602][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.569659][ T32] r5:85272b8c r4:85272800 [ 879.569683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.569741][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.569791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.569842][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.569865][ T32] r4:85249480 [ 879.569884][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.569941][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.569991][ T32] r4:00000001 [ 879.570056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.570101][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.570139][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.570194][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.570225][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.570256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.570278][ T32] r4:85243840 [ 879.570302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.570329][ T32] INFO: task kworker/0:413:4443 blocked for more than 456 seconds. [ 879.570356][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.570453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.570626][ T32] task:kworker/0:413 state:D stack:0 pid:4443 tgid:4443 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.570676][ T32] Workqueue: events bpf_prog_free_deferred [ 879.570716][ T32] Call trace: [ 879.570755][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 879.570814][ T32] r10:8291a684 r9:eaefdd84 r8:00000002 r7:60000013 r6:eaefdd8c r5:852f3000 [ 879.570842][ T32] r4:852f3000 [ 879.570964][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 879.571036][ T32] r5:852f3000 r4:8291a680 [ 879.571059][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.571103][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 879.571145][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaefde08 ** 2 printk messages dropped ** [ 879.571272][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 879.571792][ T32] r5:853a938c r4:853a9000 [ 879.571811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.571867][ T32] r7:dddced80 r6:83018000 r5:853a938c r4:8534b200 ** 1 printk messages dropped ** [ 879.571937][ T32] r10:61c88647 r9:852f3000 r8:8534b22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 879.572269][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 879.573068][ T32] Call trace: ** 5 printk messages dropped ** [ 879.573538][ T32] dd20: 93c24000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 9 printk messages dropped ** [ 879.595583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 6 printk messages dropped ** [ 879.595925][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 879.596312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 879.596565][ T32] r4:85243840 ** 5 printk messages dropped ** [ 879.596834][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 879.597234][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf05e08 ** 7 printk messages dropped ** [ 879.597531][ T32] r9:83018005 r8:852f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 ** 4 printk messages dropped ** [ 879.597786][ T32] r5:853a8f8c r4:853a8c00 ** 3 printk messages dropped ** [ 879.597922][ T32] r10:61c88647 r9:852f3c00 r8:8534b2ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 879.598209][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 879.599335][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 879.599586][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 879.599823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 5 printk messages dropped ** [ 879.600073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.600205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.600252][ T32] r5:85272b8c r4:85272800 [ 879.600272][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.600389][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.600414][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.600463][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.600490][ T32] r4:85249480 [ 879.600511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.600607][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.600633][ T32] r4:00000001 [ 879.600663][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.600705][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.600768][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.600800][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.600828][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.600857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.600880][ T32] r4:85243840 [ 879.600906][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.600942][ T32] INFO: task kworker/0:415:4448 blocked for more than 456 seconds. [ 879.600980][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.601031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.601142][ T32] task:kworker/0:415 state:D stack:0 pid:4448 tgid:4448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.601212][ T32] Workqueue: events bpf_prog_free_deferred [ 879.601278][ T32] Call trace: [ 879.601312][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 879.601365][ T32] r10:8291a684 r9:eaf11d84 r8:00000002 r7:60000013 r6:eaf11d8c r5:852f6c00 [ 879.601389][ T32] r4:852f6c00 [ 879.601409][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 879.601530][ T32] r5:852f6c00 r4:8291a680 [ 879.601555][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.601594][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 879.601635][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf11e08 [ 879.601734][ T32] r4:00000000 [ 879.601807][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 879.601847][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.601884][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.601924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85350d40 [ 879.602107][ T32] r4:00000000 [ 879.602143][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.602213][ T32] r9:83018005 r8:852f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 879.602278][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.602324][ T32] r5:00001000 r4:eaa9d000 [ 879.602376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.602419][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.602462][ T32] r5:853a978c r4:853a9400 [ 879.602496][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.602545][ T32] r7:dddced80 r6:83018000 r5:853a978c r4:8534b300 [ 879.602641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.602690][ T32] r10:61c88647 r9:852f6c00 r8:8534b32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.602762][ T32] r4:8534b300 [ 879.602785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.602845][ T32] r10:00000000 r9:8534b300 r8:80287e08 r7:eaefde60 r6:852cda80 r5:852f6c00 [ 879.602872][ T32] r4:00000001 [ 879.602990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.603029][ T32] Exception stack(0xeaf11fb0 to 0xeaf11ff8) [ 879.603104][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.603136][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.603213][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.603244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.603333][ T32] r4:85350a40 [ 879.625657][ T32] INFO: task kworker/0:415:4448 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.625772][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.625866][ T32] Workqueue: events bpf_prog_free_deferred [ 879.625944][ T32] Call trace: [ 879.625990][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.626052][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.626076][ T32] r4:00000000 [ 879.626127][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.626196][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.626253][ T32] dd20: 943d2000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.626298][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.626327][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.626371][ T32] r5:800f0013 r4:80239bb0 [ 879.626418][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.626464][ T32] r4:82ac21e4 [ 879.626486][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.626554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.626581][ T32] r4:eab2ddc0 [ 879.626602][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.626668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.626695][ T32] r4:00000000 [ 879.626739][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.626791][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.626818][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.626862][ T32] r5:00001000 r4:dfa09000 [ 879.626910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.626970][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.627015][ T32] r5:85272b8c r4:85272800 [ 879.627035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.627108][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.627135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.627209][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.627284][ T32] r4:85249480 [ 879.627308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.627355][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.627379][ T32] r4:00000001 [ 879.627498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.627611][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.627641][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.627669][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.627708][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.627765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.627791][ T32] r4:85243840 [ 879.627813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.627852][ T32] INFO: task kworker/0:416:4450 blocked for more than 456 seconds. [ 879.627885][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.627909][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.627930][ T32] task:kworker/0:416 state:D stack:0 pid:4450 tgid:4450 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.627975][ T32] Workqueue: events bpf_prog_free_deferred [ 879.628014][ T32] Call trace: [ 879.628074][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 879.628311][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 879.628696][ T32] r9:83018005 r8:852f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 879.628999][ T32] r5:853aa38c r4:853aa000 ** 2 printk messages dropped ** [ 879.629092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 879.629335][ T32] Exception stack(0xeaf19fb0 to 0xeaf19ff8) ** 6 printk messages dropped ** [ 879.629953][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 879.630750][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 879.631024][ T32] r4:00000000 ** 6 printk messages dropped ** [ 879.631357][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 879.631720][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 879.632026][ T32] INFO: task kworker/0:417:4452 blocked for more than 456 seconds. [ 879.632056][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.632081][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.632131][ T32] task:kworker/0:417 state:D stack:0 pid:4452 tgid:4452 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.632195][ T32] Workqueue: events bpf_prog_free_deferred [ 879.632234][ T32] Call trace: [ 879.632263][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 879.632308][ T32] r10:8291a684 r9:eaf1dd84 r8:00000002 r7:60000013 r6:eaf1dd8c r5:852f5400 [ 879.632356][ T32] r4:852f5400 [ 879.632380][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 879.632423][ T32] r5:852f5400 r4:8291a680 [ 879.632468][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.632539][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 879.632585][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf1de08 [ 879.632607][ T32] r4:00000000 [ 879.632632][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 879.632668][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.632741][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.632791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85350dc0 [ 879.632839][ T32] r4:00000000 [ 879.632886][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.632939][ T32] r9:83018005 r8:852f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 879.632963][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.633004][ T32] r5:00001000 r4:eaab5000 [ 879.633035][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.633079][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.633137][ T32] r5:853a9b8c r4:853a9800 [ 879.633158][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.633243][ T32] r7:dddced80 r6:83018000 r5:853a9b8c r4:8534b400 [ 879.633268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.633314][ T32] r10:61c88647 r9:852f5400 r8:8534b42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.633356][ T32] r4:8534b400 [ 879.633379][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.633437][ T32] r10:00000000 r9:8534b400 r8:80287e08 r7:eaf19e60 r6:852cdb80 r5:852f5400 [ 879.633477][ T32] r4:00000001 [ 879.633499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.633536][ T32] Exception stack(0xeaf1dfb0 to 0xeaf1dff8) [ 879.657104][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.657260][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.657297][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.657334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.657360][ T32] r4:85350c80 [ 879.657949][ T32] INFO: task kworker/0:417:4452 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.658010][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.658195][ T32] Workqueue: events bpf_prog_free_deferred [ 879.658286][ T32] Call trace: [ 879.658480][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.658540][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.658565][ T32] r4:00000000 [ 879.658587][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.658628][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.658657][ T32] dd20: 9473f000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.658738][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.658768][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 879.658884][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 879.659054][ T32] r4:00000000 ** 6 printk messages dropped ** [ 879.659352][ T32] r5:85272b8c r4:85272800 ** 4 printk messages dropped ** [ 879.659577][ T32] r4:85249480 ** 4 printk messages dropped ** [ 879.659829][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 7 printk messages dropped ** [ 879.660139][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 4 printk messages dropped ** [ 879.660346][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 879.660668][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf21e08 ** 8 printk messages dropped ** [ 879.661066][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 879.661318][ T32] r5:853a9f8c r4:853a9c00 [ 879.661342][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.661388][ T32] r7:dddced80 r6:83018000 r5:853a9f8c r4:8534b480 [ 879.661409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.661478][ T32] r10:61c88647 r9:852f4800 r8:8534b4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.661505][ T32] r4:8534b480 [ 879.661526][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.661620][ T32] r10:00000000 r9:8534b480 r8:80287e08 r7:eaf19e60 r6:852cdc00 r5:852f4800 [ 879.661671][ T32] r4:00000001 [ 879.661718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.661757][ T32] Exception stack(0xeaf21fb0 to 0xeaf21ff8) [ 879.661784][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.661812][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.661838][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.661866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.661890][ T32] r4:85350f80 [ 879.662193][ T32] INFO: task kworker/0:418:4454 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.662227][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.662387][ T32] Workqueue: events bpf_prog_free_deferred [ 879.662508][ T32] Call trace: [ 879.662579][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.662647][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.662673][ T32] r4:00000000 [ 879.662718][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.662761][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.662813][ T32] dd20: 9473f000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.662847][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.662873][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.662898][ T32] r5:800f0013 r4:80239bb0 [ 879.662920][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.662960][ T32] r4:82ac21e4 [ 879.662980][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.663021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.663043][ T32] r4:eab2ddc0 [ 879.663062][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.663107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.663175][ T32] r4:00000000 [ 879.663200][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.663244][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.663265][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.663329][ T32] r5:00001000 r4:dfa09000 [ 879.663354][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.663393][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.663435][ T32] r5:85272b8c r4:85272800 [ 879.663501][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.682327][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.682399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.682482][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 879.682667][ T32] r4:00000001 ** 4 printk messages dropped ** [ 879.683157][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 879.683622][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 879.690833][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 879.691326][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 879.691408][ T32] r5:853aa78c r4:853aa400 ** 3 printk messages dropped ** [ 879.691613][ T32] r10:61c88647 r9:852ee000 r8:8534b52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 879.691974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 879.693363][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 879.706712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 9 printk messages dropped ** [ 879.707057][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 879.707470][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 6 printk messages dropped ** [ 879.707770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 879.708325][ T32] Workqueue: events bpf_prog_free_deferred [ 879.708367][ T32] Call trace: [ 879.708543][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 879.708662][ T32] r10:8291a684 r9:eaf29d84 r8:00000002 r7:60000013 r6:eaf29d8c r5:852eec00 [ 879.708871][ T32] r4:852eec00 [ 879.708895][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 879.708990][ T32] r5:852eec00 r4:8291a680 [ 879.709014][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.709054][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 879.709103][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf29e08 [ 879.709126][ T32] r4:00000000 [ 879.709144][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 879.709206][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.709243][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.709284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7240 [ 879.709305][ T32] r4:00000000 [ 879.709324][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.709368][ T32] r9:83018005 r8:852eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 879.709391][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.709536][ T32] r5:00001000 r4:eab3b000 [ 879.709567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.709732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.709781][ T32] r5:853aab8c r4:853aa800 [ 879.709801][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.709935][ T32] r7:dddced80 r6:83018000 r5:853aab8c r4:8534b580 [ 879.710060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.710140][ T32] r10:61c88647 r9:852eec00 r8:8534b5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.710202][ T32] r4:8534b580 [ 879.710256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.710304][ T32] r10:00000000 r9:8534b580 r8:80287e08 r7:eaf25e60 r6:852cdd00 r5:852eec00 [ 879.710328][ T32] r4:00000001 [ 879.710349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.710384][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 879.710427][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.710484][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.710514][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.710543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.710581][ T32] r4:853d7100 [ 879.711180][ T32] INFO: task kworker/0:420:4458 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.711239][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.711377][ T32] Workqueue: events bpf_prog_free_deferred [ 879.711475][ T32] Call trace: [ 879.711537][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.711663][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.711691][ T32] r4:00000000 [ 879.711713][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.711778][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.711811][ T32] dd20: 94f8b000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.711865][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.711895][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.711919][ T32] r5:800f0013 r4:80239bb0 [ 879.711944][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.711985][ T32] r4:82ac21e4 [ 879.712016][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.712062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.712091][ T32] r4:eab2ddc0 [ 879.712112][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.712153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.712200][ T32] r4:00000000 [ 879.712248][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.712319][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.712352][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.712421][ T32] r5:00001000 r4:dfa09000 [ 879.712447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.712560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.712606][ T32] r5:85272b8c r4:85272800 [ 879.712651][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.712701][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.712722][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.712797][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.712824][ T32] r4:85249480 [ 879.712845][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.712891][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.712930][ T32] r4:00000001 [ 879.712953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.712994][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.713021][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.713050][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.713092][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 879.713255][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 879.725700][ T32] r5:852f8000 r4:8291a680 ** 3 printk messages dropped ** [ 879.725877][ T32] r4:00000000 ** 2 printk messages dropped ** [ 879.726042][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 879.726480][ T32] r5:853aaf8c r4:853aac00 [ 879.726595][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 879.726898][ T32] r10:61c88647 r9:852f8000 r8:8534b62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 879.727365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 879.728339][ T32] r4:00000000 ** 3 printk messages dropped ** [ 879.728609][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 6 printk messages dropped ** [ 879.728959][ T32] r4:eab2ddc0 ** 4 printk messages dropped ** [ 879.729312][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 8 printk messages dropped ** [ 879.729987][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 879.730427][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 879.731002][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.731029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.731049][ T32] task:kworker/0:422 state:D stack:0 pid:4462 tgid:4462 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.731100][ T32] Workqueue: events bpf_prog_free_deferred [ 879.731140][ T32] Call trace: [ 879.731169][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 879.731240][ T32] r10:8291a684 r9:eaf31d84 r8:00000002 r7:60000113 r6:eaf31d8c r5:852f8c00 [ 879.731292][ T32] r4:852f8c00 [ 879.731357][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 879.731407][ T32] r5:852f8c00 r4:8291a680 [ 879.731473][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.731516][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 879.731584][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf31e08 [ 879.731693][ T32] r4:00000000 [ 879.731727][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 879.731816][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.731896][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.731968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7440 [ 879.732019][ T32] r4:00000000 [ 879.732068][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.732131][ T32] r9:83018005 r8:852f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 879.732188][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.732332][ T32] r5:00001000 r4:eab6b000 [ 879.732356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.732429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.732482][ T32] r5:853ab38c r4:853ab000 [ 879.732526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.732575][ T32] r7:dddced80 r6:83018000 r5:853ab38c r4:8534b680 [ 879.732596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.732644][ T32] r10:61c88647 r9:852f8c00 r8:8534b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.732750][ T32] r4:8534b680 [ 879.732821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.732892][ T32] r10:00000000 r9:8534b680 r8:80287e08 r7:eaf2de60 r6:852cde00 r5:852f8c00 [ 879.732932][ T32] r4:00000001 [ 879.732954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.733016][ T32] Exception stack(0xeaf31fb0 to 0xeaf31ff8) [ 879.733061][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.733098][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.733125][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.733177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.733211][ T32] r4:853d7340 [ 879.754660][ T32] INFO: task kworker/0:422:4462 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.754756][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.754859][ T32] Workqueue: events bpf_prog_free_deferred [ 879.754960][ T32] Call trace: [ 879.754999][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.755056][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.755087][ T32] r4:00000000 [ 879.755110][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.755152][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.755181][ T32] dd20: 953c2000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.755210][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.755237][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.755261][ T32] r5:800f0013 r4:80239bb0 [ 879.755280][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.755321][ T32] r4:82ac21e4 [ 879.755341][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.755382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.755406][ T32] r4:eab2ddc0 [ 879.755427][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.755468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.755491][ T32] r4:00000000 [ 879.755511][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.755568][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.755595][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.755640][ T32] r5:00001000 r4:dfa09000 [ 879.755682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.755755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.755802][ T32] r5:85272b8c r4:85272800 [ 879.755824][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 879.756074][ T32] r4:00000001 ** 4 printk messages dropped ** [ 879.756214][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 879.756473][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 879.756897][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf35e08 ** 9 printk messages dropped ** [ 879.757338][ T32] r5:00001000 r4:eac13000 ** 2 printk messages dropped ** [ 879.757470][ T32] r5:853abb8c r4:853ab800 ** 1 printk messages dropped ** [ 879.757534][ T32] r7:dddced80 r6:83018000 r5:853abb8c r4:8534b700 ** 5 printk messages dropped ** [ 879.757832][ T32] r4:00000001 ** 5 printk messages dropped ** [ 879.758002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 879.759075][ T32] r4:00000000 ** 3 printk messages dropped ** [ 879.759301][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 5 printk messages dropped ** [ 879.759715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.759738][ T32] r4:eab2ddc0 [ 879.759758][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.759799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.759822][ T32] r4:00000000 [ 879.759842][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.759960][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.760036][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.760090][ T32] r5:00001000 r4:dfa09000 [ 879.760117][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.760158][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.760200][ T32] r5:85272b8c r4:85272800 [ 879.760220][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.760265][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.760286][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.760331][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.760354][ T32] r4:85249480 [ 879.760373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.760418][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.760440][ T32] r4:00000001 [ 879.760506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.760572][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.760602][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.760631][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.760658][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.760687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.760760][ T32] r4:85243840 [ 879.760784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.760823][ T32] INFO: task kworker/0:424:4465 blocked for more than 456 seconds. [ 879.760853][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.760878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.760899][ T32] task:kworker/0:424 state:D stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.760973][ T32] Workqueue: events bpf_prog_free_deferred [ 879.761047][ T32] Call trace: [ 879.761103][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 879.761198][ T32] r10:8291a684 r9:eaf39d84 r8:00000002 r7:60000113 r6:eaf39d8c r5:852fa400 [ 879.761282][ T32] r4:852fa400 [ 879.761312][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 879.761357][ T32] r5:852fa400 r4:8291a680 [ 879.761379][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.761419][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 879.761461][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf39e08 [ 879.761485][ T32] r4:00000000 [ 879.761504][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 879.761539][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.761624][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.761744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7580 [ 879.761770][ T32] r4:00000000 [ 879.761790][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.761834][ T32] r9:83018005 r8:852fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 879.761856][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.761897][ T32] r5:00001000 r4:eab83000 [ 879.761917][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.761956][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.761998][ T32] r5:853ab78c r4:853ab400 [ 879.762019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.762064][ T32] r7:dddced80 r6:83018000 r5:853ab78c r4:8534b780 [ 879.762090][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.762137][ T32] r10:61c88647 r9:852fa400 r8:8534b7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.762160][ T32] r4:8534b780 [ 879.762179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.762248][ T32] r10:00000000 r9:8534b780 r8:80287e08 r7:eaf35e60 r6:852cdf00 r5:852fa400 [ 879.762281][ T32] r4:00000001 [ 879.762300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.762336][ T32] Exception stack(0xeaf39fb0 to 0xeaf39ff8) [ 879.762387][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.762432][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.762466][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 879.763074][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 879.763319][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 879.795927][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 879.796279][ T32] r4:00000000 ** 5 printk messages dropped ** [ 879.796726][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 879.797407][ T32] r4:00000001 ** 4 printk messages dropped ** [ 879.797841][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 879.798695][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 879.799428][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf41e08 ** 4 printk messages dropped ** [ 879.799627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7980 ** 7 printk messages dropped ** [ 879.800141][ T32] r5:853ac38c r4:853ac000 [ 879.800161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.800228][ T32] r7:dddced80 r6:83018000 r5:853ac38c r4:8534b800 [ 879.800254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.800327][ T32] r10:61c88647 r9:852fbc00 r8:8534b82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.800355][ T32] r4:8534b800 [ 879.800401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.800616][ T32] r10:00000000 r9:8534b800 r8:80287e08 r7:eaf35e60 r6:852cdf80 r5:852fbc00 [ 879.800684][ T32] r4:00000001 [ 879.800718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.800775][ T32] Exception stack(0xeaf41fb0 to 0xeaf41ff8) [ 879.800816][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.800860][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.800922][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.800983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.801020][ T32] r4:853d75c0 [ 879.801876][ T32] INFO: task kworker/0:425:4467 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.802011][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.802367][ T32] Workqueue: events bpf_prog_free_deferred [ 879.802463][ T32] Call trace: [ 879.802583][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.802649][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.802677][ T32] r4:00000000 [ 879.802741][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.802816][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.802848][ T32] dd20: 95a29000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.802929][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.802959][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.802984][ T32] r5:800f0013 r4:80239bb0 [ 879.803005][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.803047][ T32] r4:82ac21e4 [ 879.803066][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.803116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.803138][ T32] r4:eab2ddc0 [ 879.803157][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.803198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.803273][ T32] r4:00000000 [ 879.803296][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.803366][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.803392][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.803434][ T32] r5:00001000 r4:dfa09000 [ 879.803559][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.815317][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.815432][ T32] r5:85272b8c r4:85272800 [ 879.815486][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.815620][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.815649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.815744][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.815781][ T32] r4:85249480 [ 879.815805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.815857][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.815881][ T32] r4:00000001 [ 879.815905][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.815943][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.815972][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 879.816029][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 879.816329][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 879.816693][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 879.816923][ T32] r4:00000000 ** 3 printk messages dropped ** [ 879.817091][ T32] r5:00001000 r4:eac1d000 [ 879.817113][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.817152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.817230][ T32] r5:853abf8c r4:853abc00 [ 879.817253][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.817325][ T32] r7:dddced80 r6:83018000 r5:853abf8c r4:8534b880 [ 879.817355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.817484][ T32] r10:61c88647 r9:852fd400 r8:8534b8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.817511][ T32] r4:8534b880 [ 879.817531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.817577][ T32] r10:00000000 r9:8534b880 r8:80287e08 r7:eaf41e60 r6:853de000 r5:852fd400 [ 879.817599][ T32] r4:00000001 [ 879.817618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.817652][ T32] Exception stack(0xeaf49fb0 to 0xeaf49ff8) [ 879.817706][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.817739][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.817816][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.817848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.817887][ T32] r4:853d7680 [ 879.818573][ T32] INFO: task kworker/0:426:4469 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.818618][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.818678][ T32] Workqueue: events bpf_prog_free_deferred [ 879.818724][ T32] Call trace: [ 879.818755][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.818807][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.818830][ T32] r4:00000000 [ 879.818863][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.818924][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.818981][ T32] dd20: 95a29000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.819022][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.819048][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.819072][ T32] r5:800f0013 r4:80239bb0 [ 879.819098][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.819140][ T32] r4:82ac21e4 [ 879.819176][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.819236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.819286][ T32] r4:eab2ddc0 [ 879.819309][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.819365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.819391][ T32] r4:00000000 [ 879.819411][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.819454][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.819477][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.819518][ T32] r5:00001000 r4:dfa09000 [ 879.819539][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.819578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.819620][ T32] r5:85272b8c r4:85272800 [ 879.819641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.819687][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.819707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.819754][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.819776][ T32] r4:85249480 [ 879.819795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.819843][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.819898][ T32] r4:00000001 [ 879.819926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.819986][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.820015][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.820044][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 879.820202][ T32] INFO: task kworker/0:427:4471 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 879.820941][ T32] r4:852fec00 ** 4 printk messages dropped ** [ 879.821240][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf51e08 ** 5 printk messages dropped ** [ 879.821441][ T32] r4:00000000 ** 6 printk messages dropped ** [ 879.821738][ T32] r5:853acb8c r4:853ac800 [ 879.821780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 879.821936][ T32] r4:8534b900 ** 4 printk messages dropped ** [ 879.822098][ T32] Exception stack(0xeaf51fb0 to 0xeaf51ff8) ** 6 printk messages dropped ** [ 879.822564][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 879.823043][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 879.856816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 879.857475][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 879.858061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 879.858735][ T32] r4:852fe000 ** 4 printk messages dropped ** [ 879.858899][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf59e08 ** 2 printk messages dropped ** [ 879.859014][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.859070][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.859120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7a40 [ 879.859143][ T32] r4:00000000 [ 879.859162][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.859206][ T32] r9:83018005 r8:852fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 879.859247][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.859293][ T32] r5:00001000 r4:eac67000 [ 879.859314][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.859377][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.859460][ T32] r5:853ac78c r4:853ac400 [ 879.859581][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.859635][ T32] r7:dddced80 r6:83018000 r5:853ac78c r4:8534b980 [ 879.859682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.859732][ T32] r10:61c88647 r9:852fe000 r8:8534b9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.859756][ T32] r4:8534b980 [ 879.859776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.859821][ T32] r10:00000000 r9:8534b980 r8:80287e08 r7:eaf51e60 r6:853de100 r5:852fe000 [ 879.859844][ T32] r4:00000001 [ 879.859868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.859905][ T32] Exception stack(0xeaf59fb0 to 0xeaf59ff8) [ 879.859959][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.860016][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.860060][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.860099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.860124][ T32] r4:853d7900 [ 879.860791][ T32] INFO: task kworker/0:428:4473 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.860856][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.860945][ T32] Workqueue: events bpf_prog_free_deferred [ 879.860989][ T32] Call trace: [ 879.861043][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.861100][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.861181][ T32] r4:00000000 [ 879.861207][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.861249][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.861417][ T32] dd20: 962a6000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.861516][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.861548][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.861573][ T32] r5:800f0013 r4:80239bb0 [ 879.861593][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.861634][ T32] r4:82ac21e4 [ 879.861654][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.861720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.861747][ T32] r4:eab2ddc0 [ 879.861768][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.861809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.861833][ T32] r4:00000000 [ 879.861851][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.861895][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.861918][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.862034][ T32] r5:00001000 r4:dfa09000 [ 879.862087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.862132][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.862177][ T32] r5:85272b8c r4:85272800 [ 879.862197][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.862249][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 1 printk messages dropped ** [ 879.862624][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 879.862895][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 879.876496][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 879.877323][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 879.878101][ T32] r5:853ad78c r4:853ad400 [ 879.878165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 879.878417][ T32] r10:61c88647 r9:85300c00 r8:8534ba2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 879.879123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 879.880699][ T32] Call trace: ** 4 printk messages dropped ** [ 879.881099][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 879.881509][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 879.881693][ T32] r4:eab2ddc0 ** 6 printk messages dropped ** [ 879.882215][ T32] r5:00001000 r4:dfa09000 [ 879.882288][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.882388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.882478][ T32] r5:85272b8c r4:85272800 [ 879.882526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.882619][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.882681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.882811][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.882868][ T32] r4:85249480 [ 879.882943][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.883044][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.883092][ T32] r4:00000001 [ 879.883172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.883279][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.883336][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.883418][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.902199][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.902341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.902383][ T32] r4:85243840 [ 879.902427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.902473][ T32] INFO: task kworker/0:430:4478 blocked for more than 456 seconds. [ 879.902513][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.902540][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.902563][ T32] task:kworker/0:430 state:D stack:0 pid:4478 tgid:4478 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.902642][ T32] Workqueue: events bpf_prog_free_deferred [ 879.902726][ T32] Call trace: [ 879.902785][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 879.902843][ T32] r10:8291a684 r9:eaf6dd84 r8:00000002 r7:60000113 r6:eaf6dd8c r5:85302400 [ 879.902867][ T32] r4:85302400 [ 879.902904][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 879.903016][ T32] r5:85302400 r4:8291a680 [ 879.903050][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.903092][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 879.903149][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf6de08 [ 879.903181][ T32] r4:00000000 [ 879.903227][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 879.903278][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.903319][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.903395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7cc0 [ 879.903422][ T32] r4:00000000 [ 879.903534][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.916671][ T32] r9:83018005 r8:85302400 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 879.916710][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.916771][ T32] r5:00001000 r4:eaccb000 [ 879.916793][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.916862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.916919][ T32] r5:853acf8c r4:853acc00 [ 879.916942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.917021][ T32] r7:dddced80 r6:83018000 r5:853acf8c r4:8534ba80 [ 879.917049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.917123][ T32] r10:61c88647 r9:85302400 r8:8534baac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.917158][ T32] r4:8534ba80 [ 879.917213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.917264][ T32] r10:00000000 r9:8534ba80 r8:80287e08 r7:eaf65e60 r6:853de200 r5:85302400 [ 879.917287][ T32] r4:00000001 [ 879.917308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.917362][ T32] Exception stack(0xeaf6dfb0 to 0xeaf6dff8) [ 879.917397][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.917426][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.917452][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.917481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.917530][ T32] r4:853d7bc0 [ 879.918187][ T32] INFO: task kworker/0:430:4478 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.918229][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.918332][ T32] Workqueue: events bpf_prog_free_deferred [ 879.918417][ T32] Call trace: [ 879.918476][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.918547][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.918572][ T32] r4:00000000 [ 879.918613][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.918658][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.918686][ T32] dd20: 967a1000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.918717][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.918768][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.918821][ T32] r5:800f0013 r4:80239bb0 [ 879.918845][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.918887][ T32] r4:82ac21e4 [ 879.918933][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.919004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.919036][ T32] r4:eab2ddc0 [ 879.919057][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.919126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.919177][ T32] r4:00000000 [ 879.919199][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.919244][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.919265][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.919312][ T32] r5:00001000 r4:dfa09000 [ 879.919408][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.919453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.919496][ T32] r5:85272b8c r4:85272800 [ 879.919542][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.919593][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.919646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.919695][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.919743][ T32] r4:85249480 [ 879.919792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.919847][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.919900][ T32] r4:00000001 [ 879.919924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.919962][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.920039][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.920073][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.920105][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.920167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.920220][ T32] r4:85243840 [ 879.920269][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.920308][ T32] INFO: task kworker/0:431:4481 blocked for more than 456 seconds. [ 879.920342][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.920373][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.920424][ T32] task:kworker/0:431 state:D stack:0 pid:4481 tgid:4481 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.920500][ T32] Workqueue: events bpf_prog_free_deferred [ 879.920573][ T32] Call trace: [ 879.920631][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 879.920682][ T32] r10:8291a684 r9:eaf79d84 r8:00000002 r7:60000113 r6:eaf79d8c r5:85303c00 [ 879.920709][ T32] r4:85303c00 [ 879.920730][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 879.920783][ T32] r5:85303c00 r4:8291a680 [ 879.920814][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.920877][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 879.921017][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf79e08 [ 879.921043][ T32] r4:00000000 [ 879.921063][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 879.921100][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.921142][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.921218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7e40 [ 879.921280][ T32] r4:00000000 [ 879.921304][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.921360][ T32] r9:83018005 r8:85303c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 879.921386][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.921428][ T32] r5:00001000 r4:eace1000 [ 879.921461][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.921503][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.921545][ T32] r5:853ad38c r4:853ad000 [ 879.921565][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.921610][ T32] r7:dddced80 r6:83018000 r5:853ad38c r4:8534bb00 [ 879.921632][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.921677][ T32] r10:61c88647 r9:85303c00 r8:8534bb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.921700][ T32] r4:8534bb00 [ 879.921747][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.921820][ T32] r10:00000000 r9:8534bb00 r8:80287e08 r7:eaf65e60 r6:853de280 r5:85303c00 [ 879.921846][ T32] r4:00000001 [ 879.921890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.921929][ T32] Exception stack(0xeaf79fb0 to 0xeaf79ff8) [ 879.921956][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.921984][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.922011][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.922065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.922115][ T32] r4:8533af80 [ 879.922435][ T32] INFO: task kworker/0:431:4481 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.922471][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.922580][ T32] Workqueue: events bpf_prog_free_deferred [ 879.922630][ T32] Call trace: [ 879.922660][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.922711][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.922779][ T32] r4:00000000 [ 879.922802][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.922842][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.922870][ T32] dd20: 967a1000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.922924][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.922953][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.923027][ T32] r5:800f0013 r4:80239bb0 [ 879.923065][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.923109][ T32] r4:82ac21e4 [ 879.923177][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.923222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.923395][ T32] r4:eab2ddc0 [ 879.923419][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.931592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.931763][ T32] r4:00000000 [ 879.931794][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.931855][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.931878][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.931925][ T32] r5:00001000 r4:dfa09000 [ 879.931946][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.932061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.932108][ T32] r5:85272b8c r4:85272800 [ 879.932133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.932258][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.932284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.932407][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.932436][ T32] r4:85249480 [ 879.932457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.932505][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.932529][ T32] r4:00000001 [ 879.932551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.932588][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.932616][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.932644][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.932670][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.932749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.932776][ T32] r4:85243840 [ 879.932800][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.932828][ T32] INFO: task kworker/0:432:4482 blocked for more than 456 seconds. [ 879.932860][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.932973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.933050][ T32] task:kworker/0:432 state:D stack:0 pid:4482 tgid:4482 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.933240][ T32] Workqueue: events bpf_prog_free_deferred [ 879.933314][ T32] Call trace: [ 879.933358][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 879.933427][ T32] r10:8291a684 r9:eaf7dd84 r8:00000002 r7:60000113 r6:eaf7dd8c r5:85300000 [ 879.933545][ T32] r4:85300000 [ 879.944168][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 879.944243][ T32] r5:85300000 r4:8291a680 [ 879.944291][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.944360][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 879.944405][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf7de08 [ 879.944430][ T32] r4:00000000 [ 879.944472][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 879.944552][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.944603][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.944649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534abc0 [ 879.944671][ T32] r4:00000000 [ 879.944691][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.944736][ T32] r9:83018005 r8:85300000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 879.944762][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.944921][ T32] r5:00001000 r4:eaec1000 [ 879.944955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.945017][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.945099][ T32] r5:853adb8c r4:853ad800 [ 879.945208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.945277][ T32] r7:dddced80 r6:83018000 r5:853adb8c r4:8534bb80 [ 879.945300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.945355][ T32] r10:61c88647 r9:85300000 r8:8534bbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.945381][ T32] r4:8534bb80 [ 879.945400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.945473][ T32] r10:00000000 r9:8534bb80 r8:80287e08 r7:eaf65e60 r6:853de300 r5:85300000 [ 879.945500][ T32] r4:00000001 [ 879.945520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.945560][ T32] Exception stack(0xeaf7dfb0 to 0xeaf7dff8) [ 879.945613][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.945649][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.945693][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.945772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.945801][ T32] r4:853d7f40 [ 879.946379][ T32] INFO: task kworker/0:432:4482 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.946515][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.946652][ T32] Workqueue: events bpf_prog_free_deferred [ 879.946758][ T32] Call trace: [ 879.946974][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.947105][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.947168][ T32] r4:00000000 [ 879.947221][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.947276][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.947307][ T32] dd20: 968db000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.947337][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.947417][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.947533][ T32] r5:800f0013 r4:80239bb0 [ 879.947564][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.947657][ T32] r4:82ac21e4 [ 879.947683][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.947728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.947750][ T32] r4:eab2ddc0 [ 879.947781][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.947827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.947850][ T32] r4:00000000 [ 879.947899][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.947952][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.947976][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.948060][ T32] r5:00001000 r4:dfa09000 [ 879.948085][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.948130][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.948171][ T32] r5:85272b8c r4:85272800 [ 879.948208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.948260][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.948281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.948355][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.948432][ T32] r4:85249480 [ 879.948479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.948558][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.948606][ T32] r4:00000001 [ 879.948673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.948731][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.948793][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.948860][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.948892][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.948922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.948945][ T32] r4:85243840 [ 879.948968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.948995][ T32] INFO: task kworker/0:433:4484 blocked for more than 456 seconds. [ 879.949026][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.949051][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.949072][ T32] task:kworker/0:433 state:D stack:0 pid:4484 tgid:4484 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.949123][ T32] Workqueue: events bpf_prog_free_deferred [ 879.949185][ T32] Call trace: [ 879.949231][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 879.949280][ T32] r10:8291a684 r9:eaf8dd84 r8:00000002 r7:60000013 r6:eaf8dd8c r5:85303000 [ 879.949303][ T32] r4:85303000 [ 879.949324][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 879.949373][ T32] r5:85303000 r4:8291a680 [ 879.949424][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.949494][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 879.949539][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf8de08 [ 879.949562][ T32] r4:00000000 [ 879.949605][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 879.949667][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.949704][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.949770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ed2c0 [ 879.949797][ T32] r4:00000000 [ 879.949904][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.949951][ T32] r9:83018005 r8:85303000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.950001][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.950070][ T32] r5:00001000 r4:dfa49000 [ 879.950291][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.950337][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.950386][ T32] r5:853ae78c r4:853ae400 [ 879.950420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.950492][ T32] r7:dddced80 r6:83018000 r5:853ae78c r4:8534bc00 [ 879.950516][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.950617][ T32] r10:61c88647 r9:85303000 r8:8534bc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.950643][ T32] r4:8534bc00 [ 879.950693][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.950741][ T32] r10:00000000 r9:8534bc00 r8:80287e08 r7:eaf7de60 r6:853de380 r5:85303000 [ 879.950788][ T32] r4:00000001 [ 879.950835][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.950873][ T32] Exception stack(0xeaf8dfb0 to 0xeaf8dff8) [ 879.950948][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.950980][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.951009][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.951063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.951155][ T32] r4:853ed000 [ 879.951428][ T32] INFO: task kworker/0:433:4484 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.951463][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.951517][ T32] Workqueue: events bpf_prog_free_deferred [ 879.951717][ T32] Call trace: [ 879.951752][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.951803][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.951825][ T32] r4:00000000 [ 879.951920][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.952040][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.952145][ T32] dd20: 968db000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.952179][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.952206][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.952253][ T32] r5:800f0013 r4:80239bb0 [ 879.952277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.952318][ T32] r4:82ac21e4 [ 879.952339][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.952386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.952409][ T32] r4:eab2ddc0 [ 879.952551][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.952599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.952623][ T32] r4:00000000 [ 879.952642][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.952686][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.952719][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.952968][ T32] r5:00001000 r4:dfa09000 [ 879.953197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.953257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.953307][ T32] r5:85272b8c r4:85272800 [ 879.953361][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.953429][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.953474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.984791][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.984915][ T32] r4:85249480 [ 879.984969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.985039][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.985062][ T32] r4:00000001 [ 879.985082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.985126][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.985160][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.985224][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.985275][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.985309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.985332][ T32] r4:85243840 [ 879.985364][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.985396][ T32] INFO: task kworker/0:434:4486 blocked for more than 457 seconds. [ 879.985428][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.985452][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.985475][ T32] task:kworker/0:434 state:D stack:0 pid:4486 tgid:4486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.985565][ T32] Workqueue: events bpf_prog_free_deferred [ 879.985638][ T32] Call trace: [ 879.985760][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 879.985840][ T32] r10:8291a684 r9:eaf95d84 r8:00000002 r7:60000113 r6:eaf95d8c r5:85305400 [ 879.985868][ T32] r4:85305400 [ 879.985890][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 879.985945][ T32] r5:85305400 r4:8291a680 [ 879.985967][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.986026][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 879.986148][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf95e08 [ 879.986186][ T32] r4:00000000 [ 879.986233][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 879.986277][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.986315][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.986363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ed040 [ 879.986387][ T32] r4:00000000 [ 879.986471][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.986545][ T32] r9:83018005 r8:85305400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 879.986572][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.986614][ T32] r5:00001000 r4:eaf83000 [ 879.986635][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.986673][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.986720][ T32] r5:853adf8c r4:853adc00 [ 879.986742][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.986789][ T32] r7:dddced80 r6:83018000 r5:853adf8c r4:8534bc80 [ 879.986811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.986859][ T32] r10:61c88647 r9:85305400 r8:8534bcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.986882][ T32] r4:8534bc80 [ 879.986927][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.986990][ T32] r10:00000000 r9:8534bc80 r8:80287e08 r7:eaf8de60 r6:853de400 r5:85305400 [ 879.987039][ T32] r4:00000001 [ 879.987063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.987101][ T32] Exception stack(0xeaf95fb0 to 0xeaf95ff8) [ 879.987139][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 879.987170][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.987196][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.987224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.987248][ T32] r4:853ed000 [ 879.987823][ T32] INFO: task kworker/0:434:4486 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.987864][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.987920][ T32] Workqueue: events bpf_prog_free_deferred [ 879.987965][ T32] Call trace: [ 879.988027][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.988095][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.988332][ T32] r4:00000000 [ 879.988431][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.988528][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.988574][ T32] dd20: 96f55000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.988617][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.988674][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.988710][ T32] r5:800f0013 r4:80239bb0 [ 879.988792][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.988883][ T32] r4:82ac21e4 [ 879.988919][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.988990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.989034][ T32] r4:eab2ddc0 [ 879.989062][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.989139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 879.989222][ T32] r4:00000000 [ 879.989268][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.989359][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 879.989421][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.989483][ T32] r5:00001000 r4:dfa09000 [ 879.989511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.989563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.989620][ T32] r5:85272b8c r4:85272800 [ 879.989646][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.989708][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 879.989737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.989799][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.989822][ T32] r4:85249480 [ 879.989841][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.989913][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 879.989944][ T32] r4:00000001 [ 879.989977][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.990014][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 879.990043][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.990071][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.990104][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.990132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.990179][ T32] r4:85243840 [ 879.990206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.990240][ T32] INFO: task kworker/0:435:4487 blocked for more than 457 seconds. [ 879.990272][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.990298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.990350][ T32] task:kworker/0:435 state:D stack:0 pid:4487 tgid:4487 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.990441][ T32] Workqueue: events bpf_prog_free_deferred [ 879.990514][ T32] Call trace: [ 879.990626][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 879.990708][ T32] r10:8291a684 r9:eaf99d84 r8:00000002 r7:60000013 r6:eaf99d8c r5:85301800 [ 879.990735][ T32] r4:85301800 [ 879.990756][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 879.990799][ T32] r5:85301800 r4:8291a680 [ 879.990819][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.990895][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 879.990947][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf99e08 [ 879.990983][ T32] r4:00000000 [ 879.991022][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 879.991060][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.991100][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.991141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ed200 [ 879.991176][ T32] r4:00000000 [ 879.991239][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 879.991293][ T32] r9:83018005 r8:85301800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 879.991317][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.991367][ T32] r5:00001000 r4:eaf89000 [ 879.991387][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.991454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.991500][ T32] r5:853ae38c r4:853ae000 [ 879.991521][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.991578][ T32] r7:dddced80 r6:83018000 r5:853ae38c r4:8534bd00 [ 879.991627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.991677][ T32] r10:61c88647 r9:85301800 r8:8534bd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.991699][ T32] r4:8534bd00 [ 879.991723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.991769][ T32] r10:00000000 r9:8534bd00 r8:80287e08 r7:eaf8de60 r6:853de480 r5:85301800 [ 879.991818][ T32] r4:00000001 [ 879.991841][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.991905][ T32] Exception stack(0xeaf99fb0 to 0xeaf99ff8) [ 879.991976][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.992063][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.992100][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.992130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.992152][ T32] r4:853ed000 [ 879.992617][ T32] INFO: task kworker/0:435:4487 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 879.992664][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.992800][ T32] Workqueue: events bpf_prog_free_deferred [ 879.992915][ T32] Call trace: [ 879.992960][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 879.993014][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 879.993038][ T32] r4:00000000 [ 879.993069][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.993119][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 879.993149][ T32] dd20: 96f55000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 879.993253][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 879.993302][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.993333][ T32] r5:800f0013 r4:80239bb0 [ 879.993369][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.993414][ T32] r4:82ac21e4 [ 879.993433][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.993505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 879.993601][ T32] r4:eab2ddc0 [ 880.016950][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.017053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.017081][ T32] r4:00000000 [ 880.017109][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.017218][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.017261][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.017313][ T32] r5:00001000 r4:dfa09000 [ 880.017350][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.017396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.017441][ T32] r5:85272b8c r4:85272800 [ 880.017489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.017548][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.017597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.017698][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.017727][ T32] r4:85249480 [ 880.017748][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.017806][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.017838][ T32] r4:00000001 [ 880.017887][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.017935][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.017980][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.018038][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.018070][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.018107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.018130][ T32] r4:85243840 [ 880.018154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.018197][ T32] INFO: task kworker/0:436:4489 blocked for more than 457 seconds. [ 880.018233][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.018259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.018283][ T32] task:kworker/0:436 state:D stack:0 pid:4489 tgid:4489 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.018354][ T32] Workqueue: events bpf_prog_free_deferred [ 880.018439][ T32] Call trace: [ 880.018539][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 880.018622][ T32] r10:8291a684 r9:eafa5d84 r8:00000002 r7:60000113 r6:eafa5d8c r5:85306c00 [ 880.018733][ T32] r4:85306c00 [ 880.018766][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.018814][ T32] r5:85306c00 r4:8291a680 [ 880.018835][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.018875][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.018921][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa5e08 [ 880.018997][ T32] r4:00000000 [ 880.019028][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.019098][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.019141][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.019184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ed400 [ 880.019207][ T32] r4:00000000 [ 880.019229][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.019297][ T32] r9:83018005 r8:85306c00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 880.019325][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.019368][ T32] r5:00001000 r4:dfbd3000 [ 880.019511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.019553][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.019609][ T32] r5:853aeb8c r4:853ae800 [ 880.019632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.019677][ T32] r7:dddced80 r6:83018000 r5:853aeb8c r4:8534bd80 [ 880.019723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.019773][ T32] r10:61c88647 r9:85306c00 r8:8534bdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.019824][ T32] r4:8534bd80 [ 880.019847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.019894][ T32] r10:00000000 r9:8534bd80 r8:80287e08 r7:eaf8de60 r6:853de500 r5:85306c00 [ 880.019943][ T32] r4:00000001 [ 880.019966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.020002][ T32] Exception stack(0xeafa5fb0 to 0xeafa5ff8) [ 880.020029][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 880.020083][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.020118][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.020153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.020180][ T32] r4:853ed1c0 [ 880.020837][ T32] INFO: task kworker/0:436:4489 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.020898][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.020966][ T32] Workqueue: events bpf_prog_free_deferred [ 880.021040][ T32] Call trace: [ 880.021135][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.021224][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.021250][ T32] r4:00000000 [ 880.021270][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.021311][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.021339][ T32] dd20: 9716d000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.021390][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.021420][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.021444][ T32] r5:800f0013 r4:80239bb0 [ 880.021466][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.021507][ T32] r4:82ac21e4 [ 880.021528][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.021570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.021618][ T32] r4:eab2ddc0 [ 880.021666][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.021711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.021734][ T32] r4:00000000 [ 880.021754][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.021797][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.021818][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.021876][ T32] r5:00001000 r4:dfa09000 [ 880.021899][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.021940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.021981][ T32] r5:85272b8c r4:85272800 [ 880.022025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.022100][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.022149][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.022240][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.022267][ T32] r4:85249480 [ 880.022287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.022334][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.022361][ T32] r4:00000001 [ 880.022382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.022418][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.022470][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 880.022620][ T32] r4:85243840 ** 5 printk messages dropped ** [ 880.022835][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 880.023249][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 880.038692][ T32] r5:00001000 r4:dfdf9000 ** 2 printk messages dropped ** [ 880.038799][ T32] r5:853aef8c r4:853aec00 ** 3 printk messages dropped ** [ 880.039011][ T32] r10:61c88647 r9:852fb000 r8:8534be2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 880.039407][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 880.040459][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 9 printk messages dropped ** [ 880.040903][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 880.041550][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 880.041836][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 5 printk messages dropped ** [ 880.042032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.042066][ T32] INFO: task kworker/0:438:4494 blocked for more than 457 seconds. [ 880.042108][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.042148][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.042173][ T32] task:kworker/0:438 state:D stack:0 pid:4494 tgid:4494 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.042221][ T32] Workqueue: events bpf_prog_free_deferred [ 880.042308][ T32] Call trace: [ 880.042373][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 880.042424][ T32] r10:8291a684 r9:eafb1d84 r8:00000002 r7:60000013 r6:eafb1d8c r5:852fc800 [ 880.042547][ T32] r4:852fc800 [ 880.042573][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.042618][ T32] r5:852fc800 r4:8291a680 [ 880.042640][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.042679][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.042750][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb1e08 [ 880.042777][ T32] r4:00000000 [ 880.042797][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.042831][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.042865][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.042906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ed6c0 [ 880.042955][ T32] r4:00000000 [ 880.043003][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.043069][ T32] r9:83018005 r8:852fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 880.043133][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.043206][ T32] r5:00001000 r4:e03ad000 [ 880.043236][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.043277][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.043319][ T32] r5:853af38c r4:853af000 [ 880.043340][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.043390][ T32] r7:dddced80 r6:83018000 r5:853af38c r4:8534be80 [ 880.043411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.043457][ T32] r10:61c88647 r9:852fc800 r8:8534beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.043480][ T32] r4:8534be80 [ 880.043499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.061786][ T32] r10:00000000 r9:8534be80 r8:80287e08 r7:eafade60 r6:853de600 r5:852fc800 [ 880.061891][ T32] r4:00000001 [ 880.061918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.061985][ T32] Exception stack(0xeafb1fb0 to 0xeafb1ff8) [ 880.062020][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 880.062076][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.062113][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.062144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.062166][ T32] r4:853ed540 [ 880.062820][ T32] INFO: task kworker/0:438:4494 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.062858][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.063009][ T32] Workqueue: events bpf_prog_free_deferred [ 880.063129][ T32] Call trace: [ 880.063231][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.063313][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.063346][ T32] r4:00000000 [ 880.063368][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.063423][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.063455][ T32] dd20: 976cb000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.063563][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.068424][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.068473][ T32] r5:800f0013 r4:80239bb0 [ 880.068532][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.068700][ T32] r4:82ac21e4 [ 880.068826][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.068911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.068939][ T32] r4:eab2ddc0 ** 1 printk messages dropped ** [ 880.069070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 880.069626][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 880.070028][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 880.070403][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 880.070735][ T32] r5:85304800 r4:8291a680 ** 3 printk messages dropped ** [ 880.070915][ T32] r4:00000000 ** 3 printk messages dropped ** [ 880.071125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ed8c0 ** 7 printk messages dropped ** [ 880.071503][ T32] r5:853af78c r4:853af400 [ 880.071527][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 880.071743][ T32] r4:8534bf00 [ 880.071767][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.071839][ T32] r10:00000000 r9:8534bf00 r8:80287e08 r7:eafb1e60 r6:853de680 r5:85304800 [ 880.071865][ T32] r4:00000001 [ 880.071884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.071920][ T32] Exception stack(0xeafb5fb0 to 0xeafb5ff8) [ 880.071972][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 880.072004][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.072033][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.072062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.072085][ T32] r4:853ed700 [ 880.072759][ T32] INFO: task kworker/0:439:4496 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.072824][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.072883][ T32] Workqueue: events bpf_prog_free_deferred [ 880.072928][ T32] Call trace: [ 880.072973][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.073025][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.073065][ T32] r4:00000000 [ 880.073148][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.073244][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.073314][ T32] dd20: 976cb000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.073369][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.073402][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.073426][ T32] r5:800f0013 r4:80239bb0 [ 880.073530][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.090726][ T32] r4:82ac21e4 [ 880.090777][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.090869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.090926][ T32] r4:eab2ddc0 [ 880.090963][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.091034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.091060][ T32] r4:00000000 [ 880.091081][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.091136][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.091159][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.091204][ T32] r5:00001000 r4:dfa09000 [ 880.091230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.091271][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.091314][ T32] r5:85272b8c r4:85272800 [ 880.091336][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.091384][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.091419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.091470][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.091493][ T32] r4:85249480 [ 880.091512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.091559][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.091582][ T32] r4:00000001 [ 880.091602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.091639][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.091667][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.091695][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.091722][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.091750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.091799][ T32] r4:85243840 [ 880.091834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.091868][ T32] INFO: task kworker/0:440:4498 blocked for more than 457 seconds. [ 880.091938][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.091968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.091996][ T32] task:kworker/0:440 state:D stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.092057][ T32] Workqueue: events bpf_prog_free_deferred [ 880.092109][ T32] Call trace: [ 880.092172][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 880.092250][ T32] r4:85308000 ** 4 printk messages dropped ** [ 880.092415][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafbde08 ** 10 printk messages dropped ** [ 880.092729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 880.092810][ T32] r5:853afb8c r4:853af800 [ 880.092830][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.092874][ T32] r7:dddced80 r6:83018000 r5:853afb8c r4:8534bf80 [ 880.092921][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.092973][ T32] r10:61c88647 r9:85308000 r8:8534bfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.093023][ T32] r4:8534bf80 [ 880.093047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.093137][ T32] r10:00000000 r9:8534bf80 r8:80287e08 r7:eafb5e60 r6:853de700 r5:85308000 [ 880.093203][ T32] r4:00000001 [ 880.093227][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.093280][ T32] Exception stack(0xeafbdfb0 to 0xeafbdff8) [ 880.093348][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.093405][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.093434][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.093529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.100358][ T32] r4:853ed800 [ 880.101029][ T32] INFO: task kworker/0:440:4498 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.101068][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.101147][ T32] Workqueue: events bpf_prog_free_deferred [ 880.101386][ T32] Call trace: [ 880.101420][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.101493][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.101522][ T32] r4:00000000 [ 880.101568][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.101625][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.101738][ T32] dd20: 97a2e000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.101772][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.101824][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.101853][ T32] r5:800f0013 r4:80239bb0 [ 880.101900][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.101946][ T32] r4:82ac21e4 [ 880.101971][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.102022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 5 printk messages dropped ** [ 880.102329][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 11 printk messages dropped ** [ 880.102929][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 4 printk messages dropped ** [ 880.103149][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 880.116844][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 880.117289][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd1e08 ** 9 printk messages dropped ** [ 880.117681][ T32] r5:00001000 r4:e068d000 ** 2 printk messages dropped ** [ 880.117791][ T32] r5:853aff8c r4:853afc00 [ 880.117814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 880.117986][ T32] r4:853f9000 ** 5 printk messages dropped ** [ 880.118228][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 880.119150][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 880.119683][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 880.119959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 2 printk messages dropped ** [ 880.120042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.120064][ T32] r4:00000000 [ 880.120144][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.120192][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.120215][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.120256][ T32] r5:00001000 r4:dfa09000 [ 880.120277][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.120342][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.120391][ T32] r5:85272b8c r4:85272800 [ 880.120413][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.120464][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.120513][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.120568][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.120594][ T32] r4:85249480 [ 880.120638][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.120714][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.120741][ T32] r4:00000001 [ 880.120762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.120851][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.120882][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.120928][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.120958][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.121014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.121045][ T32] r4:85243840 [ 880.121069][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.121128][ T32] INFO: task kworker/0:442:4502 blocked for more than 457 seconds. [ 880.121204][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.121236][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.121283][ T32] task:kworker/0:442 state:D stack:0 pid:4502 tgid:4502 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.121350][ T32] Workqueue: events bpf_prog_free_deferred [ 880.121400][ T32] Call trace: [ 880.121430][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 880.121503][ T32] r10:8291a684 r9:eafd9d84 r8:00000002 r7:60000013 r6:eafd9d8c r5:8530b000 [ 880.121538][ T32] r4:8530b000 [ 880.121574][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.121713][ T32] r5:8530b000 r4:8291a680 [ 880.121743][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.121832][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.121884][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd9e08 [ 880.121908][ T32] r4:00000000 [ 880.121927][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.121963][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.122025][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.122073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853edb80 [ 880.122103][ T32] r4:00000000 [ 880.122164][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.122231][ T32] r9:83018005 r8:8530b000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 880.122256][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.122326][ T32] r5:00001000 r4:e87fb000 [ 880.122350][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.122391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.122436][ T32] r5:853b038c r4:853b0000 [ 880.122457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.122516][ T32] r7:dddced80 r6:83018000 r5:853b038c r4:853f9080 [ 880.122541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.122588][ T32] r10:61c88647 r9:8530b000 r8:853f90ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.122612][ T32] r4:853f9080 ** 1 printk messages dropped ** [ 880.122675][ T32] r10:00000000 r9:853f9080 r8:80287e08 r7:eafd1e60 r6:853de800 r5:8530b000 ** 8 printk messages dropped ** [ 880.123322][ T32] INFO: task kworker/0:442:4502 is blocked on a mutex likely owned by task kworker/0:296:4183. ** 10 printk messages dropped ** [ 880.145873][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 880.146165][ T32] r4:eab2ddc0 ** 7 printk messages dropped ** [ 880.146523][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 880.146970][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 880.147303][ T32] INFO: task kworker/0:443:4504 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 880.147698][ T32] r5:85308c00 r4:8291a680 ** 5 printk messages dropped ** [ 880.147940][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 880.148459][ T32] r5:853b078c r4:853b0400 [ 880.148481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 880.148622][ T32] r10:61c88647 r9:85308c00 r8:853f912c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 880.148882][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 880.149961][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 880.150356][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 9 printk messages dropped ** [ 880.150911][ T32] r4:00000000 ** 6 printk messages dropped ** [ 880.151235][ T32] r5:85272b8c r4:85272800 [ 880.151262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.151310][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.151342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.151392][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.151428][ T32] r4:85249480 [ 880.151476][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.151525][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.151548][ T32] r4:00000001 [ 880.151573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.151638][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.151669][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.151699][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.151785][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.151818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.151865][ T32] r4:85243840 [ 880.151888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.151916][ T32] INFO: task kworker/0:444:4506 blocked for more than 457 seconds. [ 880.151943][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.151967][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.151987][ T32] task:kworker/0:444 state:D stack:0 pid:4506 tgid:4506 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.152058][ T32] Workqueue: events bpf_prog_free_deferred [ 880.152108][ T32] Call trace: [ 880.152139][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 880.152187][ T32] r10:8291a684 r9:eafa9d84 r8:00000002 r7:60000013 r6:eafa9d8c r5:8536b000 [ 880.152234][ T32] r4:8536b000 [ 880.152262][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.152339][ T32] r5:8536b000 r4:8291a680 [ 880.152363][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.152402][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.152444][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa9e08 [ 880.152479][ T32] r4:00000000 [ 880.152501][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.152536][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.152570][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.152624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ede00 [ 880.152695][ T32] r4:00000000 [ 880.152743][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.152816][ T32] r9:83018005 r8:8536b000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 880.152843][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.152999][ T32] r5:00001000 r4:ea869000 [ 880.153023][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.153080][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.153231][ T32] r5:853b0b8c r4:853b0800 [ 880.153318][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.153376][ T32] r7:dddced80 r6:83018000 r5:853b0b8c r4:853f9180 [ 880.153399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.153529][ T32] r10:61c88647 r9:8536b000 r8:853f91ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.176178][ T32] r4:853f9180 [ 880.176225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.176371][ T32] r10:00000000 r9:853f9180 r8:80287e08 r7:eafe5e60 r6:853f9200 r5:8536b000 [ 880.176404][ T32] r4:00000001 [ 880.176427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.176468][ T32] Exception stack(0xeafa9fb0 to 0xeafa9ff8) [ 880.176499][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 880.176528][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.176555][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.176584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.176606][ T32] r4:853edd00 [ 880.177285][ T32] INFO: task kworker/0:444:4506 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.177329][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.177432][ T32] Workqueue: events bpf_prog_free_deferred [ 880.177562][ T32] Call trace: [ 880.177656][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.177739][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.177767][ T32] r4:00000000 [ 880.177815][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.177859][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.177888][ T32] dd20: 984ba000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.177918][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.177943][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.177968][ T32] r5:800f0013 r4:80239bb0 [ 880.177988][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.178054][ T32] r4:82ac21e4 [ 880.178094][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.178141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.178164][ T32] r4:eab2ddc0 [ 880.178189][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.178232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 4 printk messages dropped ** [ 880.178434][ T32] r5:00001000 r4:dfa09000 ** 6 printk messages dropped ** [ 880.178789][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 880.179061][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 880.179644][ T32] r10:8291a684 r9:eafe1d84 r8:00000002 r7:60000113 r6:eafe1d8c r5:8536c800 ** 6 printk messages dropped ** [ 880.179924][ T32] r4:00000000 ** 4 printk messages dropped ** [ 880.180330][ T32] r4:00000000 ** 5 printk messages dropped ** [ 880.180641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.180700][ T32] r5:853b138c r4:853b1000 ** 3 printk messages dropped ** [ 880.180898][ T32] r10:61c88647 r9:8536c800 r8:853f92ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 880.181440][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 880.182249][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 9 printk messages dropped ** [ 880.182639][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 880.183178][ T32] r5:85272b8c r4:85272800 ** 4 printk messages dropped ** [ 880.183338][ T32] r4:85249480 ** 4 printk messages dropped ** [ 880.198580][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 880.198981][ T32] INFO: task kworker/0:446:4510 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 880.199530][ T32] r5:8536d400 r4:8291a680 ** 5 printk messages dropped ** [ 880.199787][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 880.200204][ T32] r5:853b0f8c r4:853b0c00 [ 880.200261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.200312][ T32] r7:dddced80 r6:83018000 r5:853b0f8c r4:853f9380 [ 880.200347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.200399][ T32] r10:61c88647 r9:8536d400 r8:853f93ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.200423][ T32] r4:853f9380 [ 880.200468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.200542][ T32] r10:00000000 r9:853f9380 r8:80287e08 r7:eafe1e60 r6:853f9400 r5:8536d400 [ 880.200592][ T32] r4:00000001 [ 880.200630][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.200670][ T32] Exception stack(0xeacd9fb0 to 0xeacd9ff8) [ 880.200697][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 880.200749][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.200794][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.200851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.200877][ T32] r4:853ed740 [ 880.201532][ T32] INFO: task kworker/0:446:4510 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.201575][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.201718][ T32] Workqueue: events bpf_prog_free_deferred [ 880.201834][ T32] Call trace: [ 880.201896][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.201951][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.201976][ T32] r4:00000000 [ 880.201995][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.202061][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.202097][ T32] dd20: 985f7000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.202152][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.202181][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.202205][ T32] r5:800f0013 r4:80239bb0 [ 880.202252][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.202297][ T32] r4:82ac21e4 [ 880.202342][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.202400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.202451][ T32] r4:eab2ddc0 [ 880.202474][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.202542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.202569][ T32] r4:00000000 [ 880.202589][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.202632][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.202653][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.202720][ T32] r5:00001000 r4:dfa09000 [ 880.202751][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.202793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.202836][ T32] r5:85272b8c r4:85272800 [ 880.202872][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.202940][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.202989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.203038][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.203061][ T32] r4:85249480 [ 880.203080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.203157][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.203200][ T32] r4:00000001 [ 880.203224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.203261][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.203313][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.203346][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.203373][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.203401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.203422][ T32] r4:85243840 [ 880.203484][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.217592][ T32] INFO: task kworker/0:447:4513 blocked for more than 457 seconds. [ 880.217655][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.217682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.217712][ T32] task:kworker/0:447 state:D stack:0 pid:4513 tgid:4513 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.217785][ T32] Workqueue: events bpf_prog_free_deferred [ 880.217845][ T32] Call trace: [ 880.217903][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 880.217987][ T32] r10:8291a684 r9:eaff1d84 r8:00000002 r7:60000013 r6:eaff1d8c r5:8536e000 [ 880.218050][ T32] r4:8536e000 [ 880.218092][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.218163][ T32] r5:8536e000 r4:8291a680 [ 880.218189][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.218229][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 880.218498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85406040 ** 7 printk messages dropped ** [ 880.218865][ T32] r5:853b178c r4:853b1400 [ 880.218886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.218960][ T32] r7:dddced80 r6:83018000 r5:853b178c r4:853f9480 [ 880.218985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 880.219461][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 880.220674][ T32] Call trace: ** 6 printk messages dropped ** [ 880.220902][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 6 printk messages dropped ** [ 880.221256][ T32] r4:eab2ddc0 ** 5 printk messages dropped ** [ 880.221549][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 880.222143][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 5 printk messages dropped ** [ 880.222520][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 880.223050][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 880.223447][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaffde08 ** 7 printk messages dropped ** [ 880.244558][ T32] r9:83018005 r8:8530bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 880.244624][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.244711][ T32] r5:00001000 r4:ead3f000 [ 880.244736][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.244779][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.244823][ T32] r5:853b2f8c r4:853b2c00 [ 880.244890][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.244944][ T32] r7:dddced80 r6:83018000 r5:853b2f8c r4:853f9580 [ 880.244967][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.245017][ T32] r10:61c88647 r9:8530bc00 r8:853f95ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.245041][ T32] r4:853f9580 [ 880.245061][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.245114][ T32] r10:00000000 r9:853f9580 r8:80287e08 r7:eaff1e60 r6:853de900 r5:8530bc00 [ 880.245137][ T32] r4:00000001 [ 880.245159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.245255][ T32] Exception stack(0xeaffdfb0 to 0xeaffdff8) [ 880.245292][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.245374][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.245458][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.245492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.245516][ T32] r4:85406080 [ 880.246180][ T32] INFO: task kworker/0:448:4514 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.246244][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.246366][ T32] Workqueue: events bpf_prog_free_deferred [ 880.246419][ T32] Call trace: [ 880.246450][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.246501][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.246525][ T32] r4:00000000 [ 880.246570][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.246614][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.246740][ T32] dd20: 98cbe000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.246847][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.246920][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.246947][ T32] r5:800f0013 r4:80239bb0 [ 880.247012][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.247059][ T32] r4:82ac21e4 [ 880.247112][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.247161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.247209][ T32] r4:eab2ddc0 [ 880.247232][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.247275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.247297][ T32] r4:00000000 [ 880.247316][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.247359][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.247381][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.247459][ T32] r5:00001000 r4:dfa09000 [ 880.247510][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.247554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.247622][ T32] r5:85272b8c r4:85272800 [ 880.247648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.247695][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.247716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.247797][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.247866][ T32] r4:85249480 [ 880.247889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.247937][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.247961][ T32] r4:00000001 [ 880.248011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.248050][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.248078][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.248114][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.248149][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.248180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.248203][ T32] r4:85243840 [ 880.248256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.248318][ T32] INFO: task kworker/0:449:4516 blocked for more than 457 seconds. [ 880.248363][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.248454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.248497][ T32] task:kworker/0:449 state:D stack:0 pid:4516 tgid:4516 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.248548][ T32] Workqueue: events bpf_prog_free_deferred [ 880.248589][ T32] Call trace: [ 880.248619][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 880.248667][ T32] r10:8291a684 r9:eb005d84 r8:00000002 r7:60000013 r6:eb005d8c r5:8530e000 [ 880.248692][ T32] r4:8530e000 [ 880.248713][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.248755][ T32] r5:8530e000 r4:8291a680 [ 880.248776][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.248823][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.248967][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb005e08 [ 880.248996][ T32] r4:00000000 [ 880.249016][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.249053][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.249124][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.249199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85406200 [ 880.249275][ T32] r4:00000000 [ 880.249320][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.249375][ T32] r9:83018005 r8:8530e000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 880.249410][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.249485][ T32] r5:00001000 r4:eaa5f000 [ 880.249532][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.249579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.249622][ T32] r5:853b1b8c r4:853b1800 [ 880.249642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.249688][ T32] r7:dddced80 r6:83018000 r5:853b1b8c r4:853f9680 [ 880.249721][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.249772][ T32] r10:61c88647 r9:8530e000 r8:853f96ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.249798][ T32] r4:853f9680 [ 880.249818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.249863][ T32] r10:00000000 r9:853f9680 r8:80287e08 r7:eaffde60 r6:853de980 r5:8530e000 [ 880.249885][ T32] r4:00000001 [ 880.249905][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.249940][ T32] Exception stack(0xeb005fb0 to 0xeb005ff8) [ 880.249967][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 880.250022][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.250063][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.250104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.250131][ T32] r4:854061c0 [ 880.250421][ T32] INFO: task kworker/0:449:4516 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.250456][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.250556][ T32] Workqueue: events bpf_prog_free_deferred [ 880.250625][ T32] Call trace: [ 880.250659][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.250710][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.250757][ T32] r4:00000000 [ 880.250780][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.250847][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 2 printk messages dropped ** [ 880.250990][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 880.251219][ T32] r4:eab2ddc0 ** 6 printk messages dropped ** [ 880.251432][ T32] r5:00001000 r4:dfa09000 ** 5 printk messages dropped ** [ 880.251666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 880.251984][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 880.252302][ T32] INFO: task kworker/0:450:4518 blocked for more than 457 seconds. ** 11 printk messages dropped ** [ 880.253318][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 880.276935][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 880.277025][ T32] r5:853b1f8c r4:853b1c00 [ 880.277046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.277112][ T32] r7:dddced80 r6:83018000 r5:853b1f8c r4:853f9600 [ 880.277138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.277223][ T32] r10:61c88647 r9:8530ec00 r8:853f962c r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.277279][ T32] r4:853f9600 [ 880.277305][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.277497][ T32] r10:00000000 r9:853f9600 r8:80287e08 r7:eaffde60 r6:853dea00 r5:8530ec00 [ 880.277523][ T32] r4:00000001 [ 880.277545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.277583][ T32] Exception stack(0xeb00dfb0 to 0xeb00dff8) [ 880.277614][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.277644][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.277695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.277730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.277753][ T32] r4:85406300 [ 880.278445][ T32] INFO: task kworker/0:450:4518 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.278522][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.278630][ T32] Workqueue: events bpf_prog_free_deferred [ 880.278706][ T32] Call trace: [ 880.278743][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.278795][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.278819][ T32] r4:00000000 [ 880.278960][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.279005][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.279035][ T32] dd20: 98fa2000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.279097][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.279160][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.279194][ T32] r5:800f0013 r4:80239bb0 [ 880.279217][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.279287][ T32] r4:82ac21e4 [ 880.279344][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.279401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.279424][ T32] r4:eab2ddc0 [ 880.279467][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.279513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.279536][ T32] r4:00000000 [ 880.279556][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.279600][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.279621][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.279688][ T32] r5:00001000 r4:dfa09000 [ 880.279742][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.279788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.279831][ T32] r5:85272b8c r4:85272800 [ 880.279875][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.279926][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.279985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.280055][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.280079][ T32] r4:85249480 [ 880.280119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.280202][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.280261][ T32] r4:00000001 [ 880.280316][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.280383][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.280420][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.280449][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.280483][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.280515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.280543][ T32] r4:85243840 [ 880.280567][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.280608][ T32] INFO: task kworker/0:451:4519 blocked for more than 457 seconds. [ 880.280656][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.280685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.280707][ T32] task:kworker/0:451 state:D stack:0 pid:4519 tgid:4519 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.280798][ T32] Workqueue: events bpf_prog_free_deferred [ 880.280842][ T32] Call trace: [ 880.280900][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 880.280950][ T32] r10:8291a684 r9:eb011d84 r8:00000002 r7:60000113 r6:eb011d8c r5:8530c800 [ 880.280973][ T32] r4:8530c800 [ 880.280993][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.281035][ T32] r5:8530c800 r4:8291a680 [ 880.281055][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.281099][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.281141][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb011e08 [ 880.281205][ T32] r4:00000000 ** 1 printk messages dropped ** [ 880.281266][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 880.281646][ T32] r5:853b238c r4:853b2000 [ 880.281667][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 880.281747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 880.282203][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 880.282730][ T32] Call trace: ** 6 printk messages dropped ** [ 880.283037][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 8 printk messages dropped ** [ 880.283408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 8 printk messages dropped ** [ 880.302729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 880.303125][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 880.307081][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 880.307528][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff9e08 [ 880.307564][ T32] r4:00000000 [ 880.307610][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.307677][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.307720][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.307762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85406840 [ 880.307809][ T32] r4:00000000 [ 880.307834][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.307886][ T32] r9:83018205 r8:8530d400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 880.307911][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.307979][ T32] r5:00001000 r4:ead2f000 [ 880.308030][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.308074][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.308133][ T32] r5:853b2b8c r4:853b2800 [ 880.308154][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.308201][ T32] r7:ddde2d80 r6:83018200 r5:853b2b8c r4:853deb00 [ 880.308246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.308305][ T32] r10:61c88647 r9:8530d400 r8:853deb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.308346][ T32] r4:853deb00 [ 880.308424][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.308523][ T32] r10:00000000 r9:853deb00 r8:80287e08 r7:eaecde60 r6:853deb80 r5:8530d400 [ 880.308551][ T32] r4:00000001 [ 880.308572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.308622][ T32] Exception stack(0xeaff9fb0 to 0xeaff9ff8) [ 880.308653][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 880.308682][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.308733][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.308767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.308796][ T32] r4:8429ec00 [ 880.309451][ T32] INFO: task kworker/1:253:4523 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.309493][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.309612][ T32] Workqueue: events bpf_prog_free_deferred [ 880.309676][ T32] Call trace: [ 880.309741][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.309798][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.309821][ T32] r4:00000000 [ 880.309879][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.309936][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.309967][ T32] dd20: 99310000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.310045][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.310075][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.310106][ T32] r5:800f0013 r4:80239bb0 [ 880.310128][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.310181][ T32] r4:82ac21e4 [ 880.310230][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.310276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.310299][ T32] r4:eab2ddc0 [ 880.310318][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.310364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.310441][ T32] r4:00000000 [ 880.310466][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.310524][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.310574][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.310651][ T32] r5:00001000 r4:dfa09000 [ 880.310700][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.310744][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.310787][ T32] r5:85272b8c r4:85272800 [ 880.310808][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.310865][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.310889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.310937][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.310959][ T32] r4:85249480 [ 880.311007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.311080][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.311135][ T32] r4:00000001 [ 880.311213][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.311308][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.311341][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.311369][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.311423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.311470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.311515][ T32] r4:85243840 [ 880.311541][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.311575][ T32] INFO: task kworker/1:254:4525 blocked for more than 457 seconds. [ 880.311619][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.311681][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.311706][ T32] task:kworker/1:254 state:D stack:0 pid:4525 tgid:4525 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.311780][ T32] Workqueue: events bpf_prog_free_deferred [ 880.311874][ T32] Call trace: [ 880.311932][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 880.311985][ T32] r10:8291a684 r9:eaff5d84 r8:00000002 r7:60000113 r6:eaff5d8c r5:8530a400 [ 880.312009][ T32] r4:8530a400 [ 880.312054][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.312110][ T32] r5:8530a400 r4:8291a680 [ 880.312145][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.312188][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.312236][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff5e08 [ 880.312265][ T32] r4:00000000 [ 880.312286][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.312344][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.312395][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.312462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540c040 [ 880.312488][ T32] r4:00000000 [ 880.312532][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.312629][ T32] r9:83018205 r8:8530a400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 880.312662][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.312705][ T32] r5:00001000 r4:ead4d000 [ 880.312726][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 880.312859][ T32] r5:85116f8c r4:85116c00 [ 880.312921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.312995][ T32] r7:ddde2d80 r6:83018200 r5:85116f8c r4:853dec00 [ 880.313026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.313090][ T32] r10:61c88647 r9:8530a400 r8:853dec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.313117][ T32] r4:853dec00 [ 880.313180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.313281][ T32] r10:00000000 r9:853dec00 r8:80287e08 r7:eaecde60 r6:853dec80 r5:8530a400 [ 880.313308][ T32] r4:00000001 [ 880.313328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.313365][ T32] Exception stack(0xeaff5fb0 to 0xeaff5ff8) [ 880.313393][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 880.313423][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.313496][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.332917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.333009][ T32] r4:853f2080 [ 880.334021][ T32] INFO: task kworker/1:254:4525 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.334101][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.334194][ T32] Workqueue: events bpf_prog_free_deferred [ 880.334307][ T32] Call trace: [ 880.334370][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.334429][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.334454][ T32] r4:00000000 [ 880.334474][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.334524][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 2 printk messages dropped ** [ 880.334665][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 880.334883][ T32] r4:eab2ddc0 ** 6 printk messages dropped ** [ 880.335206][ T32] r5:00001000 r4:dfa09000 ** 7 printk messages dropped ** [ 880.335527][ T32] r4:85249480 ** 4 printk messages dropped ** [ 880.335690][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 9 printk messages dropped ** [ 880.336209][ T32] task:kworker/0:452 state:D stack:0 pid:4526 tgid:4526 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 880.336758][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb009e08 ** 4 printk messages dropped ** [ 880.336949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85406ec0 ** 7 printk messages dropped ** [ 880.337380][ T32] r5:853b3b8c r4:853b3800 [ 880.337403][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.337449][ T32] r7:dddced80 r6:83018000 r5:853b3b8c r4:853f9780 ** 1 printk messages dropped ** [ 880.337516][ T32] r10:61c88647 r9:85306000 r8:853f97ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 880.337623][ T32] r4:00000001 [ 880.337665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.337729][ T32] Exception stack(0xeb009fb0 to 0xeb009ff8) [ 880.337759][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 880.337813][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.337857][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.337889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.337911][ T32] r4:854069c0 [ 880.338360][ T32] INFO: task kworker/0:452:4526 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.338394][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.338503][ T32] Workqueue: events bpf_prog_free_deferred [ 880.338601][ T32] Call trace: [ 880.338647][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.338701][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.338724][ T32] r4:00000000 [ 880.338743][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.338781][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.338808][ T32] dd20: 995ef000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.338861][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.338890][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.338916][ T32] r5:800f0013 r4:80239bb0 [ 880.338959][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.339003][ T32] r4:82ac21e4 [ 880.339023][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.339066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.339094][ T32] r4:eab2ddc0 [ 880.339114][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.339173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.339199][ T32] r4:00000000 [ 880.339219][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.339295][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.339337][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.339385][ T32] r5:00001000 r4:dfa09000 [ 880.339424][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.339468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.339510][ T32] r5:85272b8c r4:85272800 [ 880.339567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.339643][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.339673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.339750][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.339778][ T32] r4:85249480 [ 880.339799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.339871][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.339923][ T32] r4:00000001 [ 880.339947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.339983][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.340008][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.340061][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.340103][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.340132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.340181][ T32] r4:85243840 [ 880.340206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.340282][ T32] INFO: task kworker/0:453:4528 blocked for more than 457 seconds. [ 880.340324][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.340396][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.340447][ T32] task:kworker/0:453 state:D stack:0 pid:4528 tgid:4528 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 880.340681][ T32] r4:84990000 ** 5 printk messages dropped ** [ 880.340997][ T32] r4:00000000 ** 4 printk messages dropped ** [ 880.341225][ T32] r4:00000000 ** 6 printk messages dropped ** [ 880.341584][ T32] r5:853b338c r4:853b3000 [ 880.341606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.341651][ T32] r7:dddced80 r6:83018000 r5:853b338c r4:853f9800 ** 1 printk messages dropped ** [ 880.341717][ T32] r10:61c88647 r9:84990000 r8:853f982c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 880.342263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 880.342954][ T32] r4:00000000 ** 4 printk messages dropped ** [ 880.343305][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 880.374174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 12 printk messages dropped ** [ 880.374680][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 8 printk messages dropped ** [ 880.375109][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 880.375581][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 880.376049][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.376123][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb01de08 [ 880.376151][ T32] r4:00000000 [ 880.376171][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.376206][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.376241][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.376281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540c280 [ 880.376303][ T32] r4:00000000 [ 880.376322][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.376367][ T32] r9:83018205 r8:84990c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 880.376421][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.376468][ T32] r5:00001000 r4:ead65000 [ 880.376488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.376527][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.376568][ T32] r5:8511738c r4:85117000 [ 880.376613][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.376668][ T32] r7:ddde2d80 r6:83018200 r5:8511738c r4:853ded80 [ 880.376689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.376799][ T32] r10:61c88647 r9:84990c00 r8:853dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.376850][ T32] r4:853ded80 [ 880.376872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.376941][ T32] r10:00000000 r9:853ded80 r8:80287e08 r7:eaecde60 r6:853dee80 r5:84990c00 [ 880.376969][ T32] r4:00000001 [ 880.376988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.377049][ T32] Exception stack(0xeb01dfb0 to 0xeb01dff8) [ 880.377082][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.377200][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.377238][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.377285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.377318][ T32] r4:8540c000 [ 880.377928][ T32] INFO: task kworker/1:255:4530 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.377967][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.378056][ T32] Workqueue: events bpf_prog_free_deferred [ 880.378134][ T32] Call trace: [ 880.378168][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.378220][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.378268][ T32] r4:00000000 [ 880.378315][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.378363][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.378421][ T32] dd20: 99cdd000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.378454][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.378480][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.378505][ T32] r5:800f0013 r4:80239bb0 [ 880.378543][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.378599][ T32] r4:82ac21e4 [ 880.378622][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.378664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.378686][ T32] r4:eab2ddc0 [ 880.378705][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.378745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.378816][ T32] r4:00000000 [ 880.378840][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 880.379183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 880.379851][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 880.380239][ T32] r10:8291a684 r9:eb019d84 r8:00000002 r7:60000113 r6:eb019d8c r5:84991800 ** 5 printk messages dropped ** [ 880.380476][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb019e08 ** 9 printk messages dropped ** [ 880.381067][ T32] r5:00001000 r4:ead97000 ** 2 printk messages dropped ** [ 880.381282][ T32] r5:853b378c r4:853b3400 [ 880.381310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 880.381478][ T32] r4:853f9880 ** 6 printk messages dropped ** [ 880.381892][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 880.382570][ T32] Call trace: ** 1 printk messages dropped ** [ 880.382681][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 5 printk messages dropped ** [ 880.382927][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 880.383169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 9 printk messages dropped ** [ 880.404210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 880.404516][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 7 printk messages dropped ** [ 880.404801][ T32] r4:85243840 ** 4 printk messages dropped ** [ 880.404988][ T32] task:kworker/1:256 state:D stack:0 pid:4536 tgid:4536 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 880.405273][ T32] r10:8291a684 r9:eb02dd84 r8:00000002 r7:60000113 r6:eb02dd8c r5:84993c00 [ 880.405301][ T32] r4:84993c00 [ 880.405322][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.405390][ T32] r5:84993c00 r4:8291a680 [ 880.405428][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.405475][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.405544][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb02de08 [ 880.405571][ T32] r4:00000000 [ 880.405623][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.405661][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.405698][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.405740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540c6c0 [ 880.405763][ T32] r4:00000000 [ 880.405784][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.405911][ T32] r9:83018205 r8:84993c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 880.405965][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.406011][ T32] r5:00001000 r4:eae71000 [ 880.406031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.406097][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.406189][ T32] r5:8511778c r4:85117400 [ 880.406219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.406267][ T32] r7:ddde2d80 r6:83018200 r5:8511778c r4:853def80 [ 880.406312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.406391][ T32] r10:61c88647 r9:84993c00 r8:853defac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.406442][ T32] r4:853def80 [ 880.406467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.406540][ T32] r10:00000000 r9:853def80 r8:80287e08 r7:eaecde60 r6:8540a000 r5:84993c00 [ 880.406566][ T32] r4:00000001 [ 880.406599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.406639][ T32] Exception stack(0xeb02dfb0 to 0xeb02dff8) [ 880.406671][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.406701][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.406727][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.406755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.406801][ T32] r4:8540c500 [ 880.407367][ T32] INFO: task kworker/1:256:4536 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.407420][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.407486][ T32] Workqueue: events bpf_prog_free_deferred [ 880.407558][ T32] Call trace: [ 880.407602][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.407658][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.407688][ T32] r4:00000000 [ 880.407709][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.407804][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.407867][ T32] dd20: 9a03e000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.407914][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.407974][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.408047][ T32] r5:800f0013 r4:80239bb0 [ 880.408082][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.408131][ T32] r4:82ac21e4 [ 880.408152][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.408194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.408237][ T32] r4:eab2ddc0 [ 880.408285][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.408356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.408384][ T32] r4:00000000 [ 880.408407][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.408451][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.408472][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.408514][ T32] r5:00001000 r4:dfa09000 [ 880.408534][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.408572][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.408614][ T32] r5:85272b8c r4:85272800 [ 880.408659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.408726][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.408751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.408823][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.408849][ T32] r4:85249480 [ 880.408874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.408921][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.408945][ T32] r4:00000001 [ 880.408983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.409048][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.409094][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.409196][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.409257][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.409348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.409377][ T32] r4:85243840 [ 880.409399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.409424][ T32] INFO: task kworker/0:455:4537 blocked for more than 457 seconds. [ 880.409451][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.409475][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.409508][ T32] task:kworker/0:455 state:D stack:0 pid:4537 tgid:4537 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.409586][ T32] Workqueue: events bpf_prog_free_deferred [ 880.409633][ T32] Call trace: [ 880.409686][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 880.409751][ T32] r10:8291a684 r9:eb031d84 r8:00000002 r7:60000113 r6:eb031d8c r5:84994800 [ 880.409777][ T32] r4:84994800 [ 880.409852][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.409898][ T32] r5:84994800 r4:8291a680 [ 880.409933][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.409999][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.410069][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb031e08 [ 880.410156][ T32] r4:00000000 [ 880.410180][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.410244][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.410282][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 880.410523][ T32] r9:83018005 r8:84994800 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 ** 4 printk messages dropped ** [ 880.410694][ T32] r5:853b3f8c r4:853b3c00 [ 880.410713][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.410759][ T32] r7:dddced80 r6:83018000 r5:853b3f8c r4:853f9900 [ 880.410781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 880.411050][ T32] r10:00000000 r9:853f9900 r8:80287e08 r7:eb009e60 r6:8540a080 r5:84994800 ** 8 printk messages dropped ** [ 880.411608][ T32] INFO: task kworker/0:455:4537 is blocked on a mutex likely owned by task kworker/0:296:4183. ** 9 printk messages dropped ** [ 880.412213][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 6 printk messages dropped ** [ 880.412487][ T32] r4:eab2ddc0 ** 6 printk messages dropped ** [ 880.412752][ T32] r5:00001000 r4:dfa09000 ** 3 printk messages dropped ** [ 880.412999][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 880.413303][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 10 printk messages dropped ** [ 880.441463][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 5 printk messages dropped ** [ 880.442105][ T32] r10:8291a684 r9:eb039d84 r8:00000002 r7:60000113 r6:eb039d8c r5:84992400 ** 6 printk messages dropped ** [ 880.442663][ T32] r4:00000000 [ 880.442711][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.442787][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.442867][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.442957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85403680 [ 880.443028][ T32] r4:00000000 [ 880.443081][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.443185][ T32] r9:83018005 r8:84992400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 880.443256][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.443355][ T32] r5:00001000 r4:eae5b000 [ 880.443408][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.453864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.453987][ T32] r5:853b5b8c r4:853b5800 [ 880.454030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.454140][ T32] r7:dddced80 r6:83018000 r5:853b5b8c r4:853f9980 [ 880.454190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.454407][ T32] r10:61c88647 r9:84992400 r8:853f99ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.454460][ T32] r4:853f9980 [ 880.454485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.454532][ T32] r10:00000000 r9:853f9980 r8:80287e08 r7:eb031e60 r6:8540a100 r5:84992400 [ 880.454557][ T32] r4:00000001 [ 880.454628][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.454671][ T32] Exception stack(0xeb039fb0 to 0xeb039ff8) [ 880.454714][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 880.454747][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.454776][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.454829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.454857][ T32] r4:85406fc0 [ 880.455476][ T32] INFO: task kworker/0:456:4539 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.455513][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.455636][ T32] Workqueue: events bpf_prog_free_deferred [ 880.455874][ T32] Call trace: [ 880.455913][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.455991][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.456018][ T32] r4:00000000 [ 880.456094][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.456140][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.456171][ T32] dd20: 9a4c1000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.456200][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.456274][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.456302][ T32] r5:800f0013 r4:80239bb0 [ 880.456324][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.456368][ T32] r4:82ac21e4 [ 880.456480][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.456533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.456558][ T32] r4:eab2ddc0 [ 880.456578][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.456619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.456717][ T32] r4:00000000 [ 880.456748][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.456852][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.456878][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.456921][ T32] r5:00001000 r4:dfa09000 [ 880.456942][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.456981][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.457022][ T32] r5:85272b8c r4:85272800 [ 880.457042][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.457101][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.457125][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.457190][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.457217][ T32] r4:85249480 [ 880.457288][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.457398][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.457425][ T32] r4:00000001 [ 880.457449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.457487][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.457513][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.457542][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.457569][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.457597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 880.457951][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 880.458823][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 880.459308][ T32] r5:00001000 r4:eae01000 ** 2 printk messages dropped ** [ 880.459450][ T32] r5:853b438c r4:853b4000 [ 880.459474][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 880.459783][ T32] r10:00000000 r9:853f9a00 r8:80287e08 r7:eb039e60 r6:8540a180 r5:84993000 ** 4 printk messages dropped ** [ 880.460105][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.460132][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.460210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.460263][ T32] r4:853501c0 [ 880.460551][ T32] INFO: task kworker/0:457:4540 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.460583][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.460665][ T32] Workqueue: events bpf_prog_free_deferred [ 880.460728][ T32] Call trace: [ 880.460774][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.460826][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.460926][ T32] r4:00000000 [ 880.460949][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.461050][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.461158][ T32] dd20: 9a4c1000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.461204][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.461232][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.461356][ T32] r5:800f0013 r4:80239bb0 [ 880.461464][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.461508][ T32] r4:82ac21e4 [ 880.461530][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.461578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.461603][ T32] r4:eab2ddc0 [ 880.461674][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.461718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.461742][ T32] r4:00000000 [ 880.461877][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.462001][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.462026][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.462069][ T32] r5:00001000 r4:dfa09000 [ 880.462119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.462227][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.462273][ T32] r5:85272b8c r4:85272800 [ 880.462294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.462340][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.462362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.462408][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.462485][ T32] r4:85249480 [ 880.462508][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.462554][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 2 printk messages dropped ** [ 880.462631][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 4 printk messages dropped ** [ 880.462842][ T32] r4:85243840 ** 4 printk messages dropped ** [ 880.462985][ T32] task:kworker/0:458 state:D stack:0 pid:4542 tgid:4542 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 880.463421][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb055e08 ** 8 printk messages dropped ** [ 880.486681][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 880.486862][ T32] r5:853b478c r4:853b4400 [ 880.486887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 880.487079][ T32] r10:61c88647 r9:84996c00 r8:853f9aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 880.487516][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 880.488394][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 880.488789][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 9 printk messages dropped ** [ 880.489382][ T32] r4:00000000 ** 6 printk messages dropped ** [ 880.489802][ T32] r5:85272b8c r4:85272800 ** 4 printk messages dropped ** [ 880.490099][ T32] r4:85249480 ** 2 printk messages dropped ** [ 880.490239][ T32] r4:00000001 ** 3 printk messages dropped ** [ 880.490406][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 880.490765][ T32] task:kworker/0:459 state:D stack:0 pid:4544 tgid:4544 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.490991][ T32] Workqueue: events bpf_prog_free_deferred [ 880.491033][ T32] Call trace: [ 880.491082][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 880.491143][ T32] r10:8291a684 r9:eb065d84 r8:00000002 r7:60000113 r6:eb065d8c r5:85310000 [ 880.491167][ T32] r4:85310000 [ 880.491189][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.491257][ T32] r5:85310000 r4:8291a680 [ 880.491281][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.491321][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.491363][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb065e08 [ 880.491390][ T32] r4:00000000 [ 880.491450][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.491488][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.491525][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.491578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854031c0 [ 880.491774][ T32] r4:00000000 [ 880.491871][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.491918][ T32] r9:83018005 r8:85310000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 880.491941][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.491983][ T32] r5:00001000 r4:eae1f000 [ 880.492029][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.492073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.492120][ T32] r5:853b4b8c r4:853b4800 [ 880.492141][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.492211][ T32] r7:dddced80 r6:83018000 r5:853b4b8c r4:853f9b00 [ 880.492379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.492430][ T32] r10:61c88647 r9:85310000 r8:853f9b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.492455][ T32] r4:853f9b00 [ 880.492475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.492733][ T32] r10:00000000 r9:853f9b00 r8:80287e08 r7:eb039e60 r6:8540a280 r5:85310000 [ 880.492759][ T32] r4:00000001 [ 880.492778][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.492916][ T32] Exception stack(0xeb065fb0 to 0xeb065ff8) [ 880.493022][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 880.493139][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.493241][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.493300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.493326][ T32] r4:85403080 [ 880.505017][ T32] INFO: task kworker/0:459:4544 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.505150][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.505258][ T32] Workqueue: events bpf_prog_free_deferred [ 880.505408][ T32] Call trace: [ 880.505563][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.505622][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.505648][ T32] r4:00000000 [ 880.505746][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.505792][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.505821][ T32] dd20: 9a9fa000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.505850][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.505875][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.505929][ T32] r5:800f0013 r4:80239bb0 [ 880.505954][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.506021][ T32] r4:82ac21e4 [ 880.506045][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.506119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.506378][ T32] r4:eab2ddc0 [ 880.506403][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.506445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.506483][ T32] r4:00000000 [ 880.506506][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.506552][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.506574][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.506616][ T32] r5:00001000 r4:dfa09000 [ 880.506712][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.506806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.506903][ T32] r5:85272b8c r4:85272800 [ 880.507017][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.507069][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.507120][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.507196][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.507223][ T32] r4:85249480 [ 880.507243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.507290][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.507339][ T32] r4:00000001 [ 880.507375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.507415][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.507465][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.507524][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.507578][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.507635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.507661][ T32] r4:85243840 [ 880.507684][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.507710][ T32] INFO: task kworker/0:460:4546 blocked for more than 457 seconds. [ 880.507741][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.507765][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.507786][ T32] task:kworker/0:460 state:D stack:0 pid:4546 tgid:4546 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.507842][ T32] Workqueue: events bpf_prog_free_deferred [ 880.507887][ T32] Call trace: [ 880.507963][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 880.508031][ T32] r10:8291a684 r9:eb06dd84 r8:00000002 r7:60000013 r6:eb06dd8c r5:85311800 [ 880.508063][ T32] r4:85311800 [ 880.508091][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.508135][ T32] r5:85311800 r4:8291a680 [ 880.508180][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.508238][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.508284][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb06de08 [ 880.508332][ T32] r4:00000000 [ 880.508355][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.508418][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.508457][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.508498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85403280 [ 880.508519][ T32] r4:00000000 [ 880.508539][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.508607][ T32] r9:83018005 r8:85311800 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 880.508669][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.508720][ T32] r5:00001000 r4:eae31000 [ 880.508741][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.508780][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.508821][ T32] r5:853b4f8c r4:853b4c00 [ 880.508840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.508887][ T32] r7:dddced80 r6:83018000 r5:853b4f8c r4:853f9b80 [ 880.508914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.508970][ T32] r10:61c88647 r9:85311800 r8:853f9bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.508995][ T32] r4:853f9b80 [ 880.509015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.509093][ T32] r10:00000000 r9:853f9b80 r8:80287e08 r7:eb039e60 r6:8540a300 r5:85311800 [ 880.509145][ T32] r4:00000001 [ 880.509193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.509239][ T32] Exception stack(0xeb06dfb0 to 0xeb06dff8) [ 880.509279][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.509311][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.509337][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.509367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.509418][ T32] r4:85403180 [ 880.509785][ T32] INFO: task kworker/0:460:4546 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.509922][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.509981][ T32] Workqueue: events bpf_prog_free_deferred [ 880.510055][ T32] Call trace: [ 880.510094][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.510172][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.510200][ T32] r4:00000000 [ 880.510232][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.510276][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.510330][ T32] dd20: 9a9fa000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.510362][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.510388][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.510428][ T32] r5:800f0013 r4:80239bb0 [ 880.510454][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.510494][ T32] r4:82ac21e4 [ 880.510557][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.510604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.510626][ T32] r4:eab2ddc0 [ 880.510645][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.510685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.510707][ T32] r4:00000000 [ 880.510726][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.510770][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.510816][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.510861][ T32] r5:00001000 r4:dfa09000 [ 880.510883][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.510923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.510965][ T32] r5:85272b8c r4:85272800 [ 880.511003][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.511053][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.511090][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.511140][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.511207][ T32] r4:85249480 [ 880.511231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.511302][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.511353][ T32] r4:00000001 [ 880.511387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.511427][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.511455][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.511558][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.511589][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.511656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.511689][ T32] r4:85243840 [ 880.511748][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.511851][ T32] INFO: task kworker/0:461:4548 blocked for more than 457 seconds. [ 880.511888][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.511946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.511971][ T32] task:kworker/0:461 state:D stack:0 pid:4548 tgid:4548 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.512150][ T32] Workqueue: events bpf_prog_free_deferred [ 880.512392][ T32] Call trace: [ 880.512426][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 880.512513][ T32] r10:8291a684 r9:eb075d84 r8:00000002 r7:60000113 r6:eb075d8c r5:85310c00 [ 880.512761][ T32] r4:85310c00 [ 880.512861][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.512958][ T32] r5:85310c00 r4:8291a680 [ 880.512981][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.513118][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.513176][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb075e08 [ 880.513203][ T32] r4:00000000 [ 880.513272][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.513323][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.513493][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.513611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85403380 [ 880.543870][ T32] r4:00000000 [ 880.543926][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.543992][ T32] r9:83018005 r8:85310c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 880.544018][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.544065][ T32] r5:00001000 r4:eae3d000 [ 880.544085][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.544145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.544204][ T32] r5:853b538c r4:853b5000 [ 880.544315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.544367][ T32] r7:dddced80 r6:83018000 r5:853b538c r4:853f9c00 [ 880.544389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.544437][ T32] r10:61c88647 r9:85310c00 r8:853f9c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.544461][ T32] r4:853f9c00 [ 880.544565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.544641][ T32] r10:00000000 r9:853f9c00 r8:80287e08 r7:eb039e60 r6:8540a380 r5:85310c00 [ 880.544701][ T32] r4:00000001 [ 880.544743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.544785][ T32] Exception stack(0xeb075fb0 to 0xeb075ff8) [ 880.544820][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 880.544875][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.544907][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.544937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.545033][ T32] r4:85403080 [ 880.545642][ T32] INFO: task kworker/0:461:4548 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.545687][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.545817][ T32] Workqueue: events bpf_prog_free_deferred [ 880.545922][ T32] Call trace: [ 880.545998][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.546117][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.546163][ T32] r4:00000000 [ 880.546189][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.546233][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.546289][ T32] dd20: 9afbe000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.546322][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.546352][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.546393][ T32] r5:800f0013 r4:80239bb0 [ 880.546417][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.546484][ T32] r4:82ac21e4 [ 880.546534][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.546605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.546632][ T32] r4:eab2ddc0 ** 2 printk messages dropped ** [ 880.546875][ T32] r4:00000000 ** 8 printk messages dropped ** [ 880.547291][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 880.547617][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 7 printk messages dropped ** [ 880.547854][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 880.548203][ T32] r4:85313c00 [ 880.548248][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.548295][ T32] r5:85313c00 r4:8291a680 [ 880.548316][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.548380][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.548435][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb07de08 [ 880.548458][ T32] r4:00000000 [ 880.548503][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.548578][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.548622][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.548681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85403580 [ 880.548706][ T32] r4:00000000 [ 880.548737][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.548810][ T32] r9:83018005 r8:85313c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 880.548841][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.548893][ T32] r5:00001000 r4:eae4f000 [ 880.548914][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.548955][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.548997][ T32] r5:853b578c r4:853b5400 [ 880.549017][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.549082][ T32] r7:dddced80 r6:83018000 r5:853b578c r4:853f9c80 [ 880.549111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.549199][ T32] r10:61c88647 r9:85313c00 r8:853f9cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.549251][ T32] r4:853f9c80 [ 880.549301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.549354][ T32] r10:00000000 r9:853f9c80 r8:80287e08 r7:eb039e60 r6:8540a400 r5:85313c00 [ 880.549392][ T32] r4:00000001 [ 880.549455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.549528][ T32] Exception stack(0xeb07dfb0 to 0xeb07dff8) [ 880.549569][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.549613][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.549643][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.549775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.549808][ T32] r4:854033c0 [ 880.550084][ T32] INFO: task kworker/0:462:4550 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.550130][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.550206][ T32] Workqueue: events bpf_prog_free_deferred [ 880.550407][ T32] Call trace: [ 880.550574][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.550639][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.550664][ T32] r4:00000000 [ 880.550711][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.550754][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.550833][ T32] dd20: 9afbe000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.550881][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.550909][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.550957][ T32] r5:800f0013 r4:80239bb0 [ 880.550981][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.551022][ T32] r4:82ac21e4 [ 880.551069][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.551122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.551174][ T32] r4:eab2ddc0 [ 880.551272][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.551316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.551367][ T32] r4:00000000 [ 880.551389][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.551458][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.551483][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.551527][ T32] r5:00001000 r4:dfa09000 [ 880.551561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.551641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.551721][ T32] r5:85272b8c r4:85272800 [ 880.551770][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.551857][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.551924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.552029][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.552056][ T32] r4:85249480 [ 880.552092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.552173][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.552223][ T32] r4:00000001 ** 2 printk messages dropped ** [ 880.552427][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.552458][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.552484][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.552512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.552549][ T32] r4:85243840 [ 880.552577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.552604][ T32] INFO: task kworker/0:463:4552 blocked for more than 457 seconds. [ 880.552656][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.552782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.552807][ T32] task:kworker/0:463 state:D stack:0 pid:4552 tgid:4552 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.552905][ T32] Workqueue: events bpf_prog_free_deferred [ 880.552949][ T32] Call trace: [ 880.552979][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 880.553026][ T32] r10:8291a684 r9:eb095d84 r8:00000002 r7:60000113 r6:eb095d8c r5:85313000 [ 880.553049][ T32] r4:85313000 [ 880.553095][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.553141][ T32] r5:85313000 r4:8291a680 [ 880.553210][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.553258][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.553301][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb095e08 [ 880.553323][ T32] r4:00000000 [ 880.553367][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.553500][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.575696][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.575797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854039c0 [ 880.575832][ T32] r4:00000000 [ 880.575914][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.576044][ T32] r9:83018005 r8:85313000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 880.576093][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.576146][ T32] r5:00001000 r4:dff69000 [ 880.576168][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.576208][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.576263][ T32] r5:853b638c r4:853b6000 [ 880.576288][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.576365][ T32] r7:dddced80 r6:83018000 r5:853b638c r4:853f9d00 [ 880.576392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.576443][ T32] r10:61c88647 r9:85313000 r8:853f9d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.576466][ T32] r4:853f9d00 [ 880.576486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.576543][ T32] r10:00000000 r9:853f9d00 r8:80287e08 r7:eb039e60 r6:8540a480 r5:85313000 [ 880.576570][ T32] r4:00000001 [ 880.576591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.576629][ T32] Exception stack(0xeb095fb0 to 0xeb095ff8) [ 880.576694][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 880.576776][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.576844][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.576895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.576920][ T32] r4:85403600 [ 880.577539][ T32] INFO: task kworker/0:463:4552 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.577613][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.577743][ T32] Workqueue: events bpf_prog_free_deferred [ 880.577824][ T32] Call trace: [ 880.577858][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.578008][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.578036][ T32] r4:00000000 [ 880.578057][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.578103][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.578133][ T32] dd20: 9b37e000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.578186][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.578217][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.578246][ T32] r5:800f0013 r4:80239bb0 [ 880.578305][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.578355][ T32] r4:82ac21e4 [ 880.578402][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.578472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.578500][ T32] r4:eab2ddc0 [ 880.578520][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.578561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.578582][ T32] r4:00000000 [ 880.578613][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.578712][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.578739][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.578785][ T32] r5:00001000 r4:dfa09000 [ 880.578805][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.578846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.578888][ T32] r5:85272b8c r4:85272800 [ 880.578909][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.578955][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.579020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.579095][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.579129][ T32] r4:85249480 [ 880.579155][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.579203][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.579226][ T32] r4:00000001 [ 880.579245][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.579317][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.579349][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.579378][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.579405][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.579433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.579455][ T32] r4:85243840 [ 880.579477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.579505][ T32] INFO: task kworker/0:464:4554 blocked for more than 457 seconds. [ 880.579588][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.579642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.579717][ T32] task:kworker/0:464 state:D stack:0 pid:4554 tgid:4554 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.579766][ T32] Workqueue: events bpf_prog_free_deferred [ 880.579884][ T32] Call trace: [ 880.579945][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 880.579996][ T32] r10:8291a684 r9:eb021d84 r8:00000002 r7:60000113 r6:eb021d8c r5:85314800 [ 880.580020][ T32] r4:85314800 [ 880.580128][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.580202][ T32] r5:85314800 r4:8291a680 [ 880.580251][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.580301][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.580353][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb021e08 [ 880.580376][ T32] r4:00000000 [ 880.580395][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.580455][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.580499][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.580541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854038c0 [ 880.580565][ T32] r4:00000000 [ 880.580583][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.580625][ T32] r9:83018005 r8:85314800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 880.580649][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.580691][ T32] r5:00001000 r4:dfa99000 [ 880.580711][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.580748][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.580790][ T32] r5:853b5f8c r4:853b5c00 [ 880.580836][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.580885][ T32] r7:dddced80 r6:83018000 r5:853b5f8c r4:853f9d80 [ 880.580907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.580966][ T32] r10:61c88647 r9:85314800 r8:853f9dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.580992][ T32] r4:853f9d80 [ 880.581047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.581106][ T32] r10:00000000 r9:853f9d80 r8:80287e08 r7:eb095e60 r6:8540a500 r5:85314800 [ 880.581132][ T32] r4:00000001 [ 880.581152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.581257][ T32] Exception stack(0xeb021fb0 to 0xeb021ff8) [ 880.581299][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 880.581329][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.581356][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.581386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.581434][ T32] r4:85403600 [ 880.581734][ T32] INFO: task kworker/0:464:4554 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.581770][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.581867][ T32] Workqueue: events bpf_prog_free_deferred [ 880.582011][ T32] Call trace: [ 880.582049][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.582114][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 2 printk messages dropped ** [ 880.582199][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 3 printk messages dropped ** [ 880.582400][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 880.582779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 8 printk messages dropped ** [ 880.583192][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 880.606022][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 5 printk messages dropped ** [ 880.606268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 880.606654][ T32] r10:8291a684 r9:eb025d84 r8:00000002 r7:60000113 r6:eb025d8c r5:85316000 ** 5 printk messages dropped ** [ 880.606904][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb025e08 ** 8 printk messages dropped ** [ 880.607390][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 880.607642][ T32] r5:85117f8c r4:85117c00 [ 880.607668][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 880.607863][ T32] r10:61c88647 r9:85316000 r8:8540a5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 880.608056][ T32] r10:00000000 r9:8540a580 r8:80287e08 r7:eaecde60 r6:8540a600 r5:85316000 ** 5 printk messages dropped ** [ 880.608283][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 880.608956][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.609156][ T32] Workqueue: events bpf_prog_free_deferred [ 880.609271][ T32] Call trace: [ 880.609317][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.609383][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.609411][ T32] r4:00000000 [ 880.609463][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.609519][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.609563][ T32] dd20: 9b70e000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.609607][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.609635][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.609659][ T32] r5:800f0013 r4:80239bb0 [ 880.609680][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.609735][ T32] r4:82ac21e4 [ 880.609759][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.609803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.609838][ T32] r4:eab2ddc0 [ 880.609886][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.609935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.609959][ T32] r4:00000000 [ 880.609977][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.610021][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.610043][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.610118][ T32] r5:00001000 r4:dfa09000 [ 880.610198][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.610284][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.610338][ T32] r5:85272b8c r4:85272800 [ 880.610359][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.610429][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.610453][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.610501][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.610526][ T32] r4:85249480 [ 880.610595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.610645][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.610681][ T32] r4:00000001 [ 880.610704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.610742][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.610770][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.610936][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.610967][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.610996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.611019][ T32] r4:85243840 [ 880.611041][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.611120][ T32] INFO: task kworker/1:258:4562 blocked for more than 457 seconds. [ 880.611152][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.611201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.611227][ T32] task:kworker/1:258 state:D stack:0 pid:4562 tgid:4562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.611305][ T32] Workqueue: events bpf_prog_free_deferred [ 880.611376][ T32] Call trace: [ 880.611453][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 880.611520][ T32] r10:8291a684 r9:eb081d84 r8:00000002 r7:60000113 r6:eb081d8c r5:8536a400 [ 880.611547][ T32] r4:8536a400 [ 880.611618][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.611691][ T32] r5:8536a400 r4:8291a680 [ 880.611739][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.611783][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.611825][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb081e08 [ 880.611857][ T32] r4:00000000 [ 880.611877][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.611911][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.611946][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.611987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85419480 [ 880.612009][ T32] r4:00000000 [ 880.612027][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.612069][ T32] r9:83018205 r8:8536a400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 880.612122][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.612168][ T32] r5:00001000 r4:e05b1000 [ 880.612220][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.612267][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.612339][ T32] r5:83dceb8c r4:83dce800 [ 880.612363][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.612424][ T32] r7:ddde2d80 r6:83018200 r5:83dceb8c r4:8540a680 [ 880.612474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.612525][ T32] r10:61c88647 r9:8536a400 r8:8540a6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.612563][ T32] r4:8540a680 [ 880.612586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.612780][ T32] r10:00000000 r9:8540a680 r8:80287e08 r7:eaecde60 r6:853f9e00 r5:8536a400 [ 880.612907][ T32] r4:00000001 [ 880.612930][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.612968][ T32] Exception stack(0xeb081fb0 to 0xeb081ff8) [ 880.613006][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 880.613038][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.613064][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.613125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.613152][ T32] r4:854190c0 [ 880.613505][ T32] INFO: task kworker/1:258:4562 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.636806][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.636934][ T32] Workqueue: events bpf_prog_free_deferred [ 880.637047][ T32] Call trace: [ 880.637345][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.637899][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.637956][ T32] r4:00000000 [ 880.638009][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.638182][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.638219][ T32] dd20: 9bb73000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.638289][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.638319][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.638343][ T32] r5:800f0013 r4:80239bb0 [ 880.638364][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.638405][ T32] r4:82ac21e4 [ 880.638425][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.638467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.638516][ T32] r4:eab2ddc0 [ 880.638550][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.638698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.638804][ T32] r4:00000000 [ 880.638828][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.639003][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.639029][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.639204][ T32] r5:00001000 r4:dfa09000 [ 880.639254][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.639400][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.639446][ T32] r5:85272b8c r4:85272800 [ 880.639510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.639589][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.639615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.639663][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.639687][ T32] r4:85249480 [ 880.639707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.639776][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.639881][ T32] r4:00000001 [ 880.639909][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.639948][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.639976][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.640084][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.640123][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.640153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.640176][ T32] r4:85243840 [ 880.640222][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.640281][ T32] INFO: task kworker/0:465:4563 blocked for more than 457 seconds. [ 880.640369][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.640400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.640422][ T32] task:kworker/0:465 state:D stack:0 pid:4563 tgid:4563 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.640477][ T32] Workqueue: events bpf_prog_free_deferred [ 880.640548][ T32] Call trace: [ 880.640684][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 880.640736][ T32] r10:8291a684 r9:eaeddd84 r8:00000002 r7:60000113 r6:eaeddd8c r5:85369800 [ 880.640761][ T32] r4:85369800 [ 880.640790][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.640846][ T32] r5:85369800 r4:8291a680 [ 880.640997][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.641525][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.641581][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaedde08 [ 880.641604][ T32] r4:00000000 [ 880.641648][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 880.641971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85403ac0 ** 5 printk messages dropped ** [ 880.642432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 880.642601][ T32] r5:853b678c r4:853b6400 [ 880.642625][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.642671][ T32] r7:dddced80 r6:83018000 r5:853b678c r4:853f9e80 [ 880.642715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.642782][ T32] r10:61c88647 r9:85369800 r8:853f9eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.642808][ T32] r4:853f9e80 [ 880.642912][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.643034][ T32] r10:00000000 r9:853f9e80 r8:80287e08 r7:eb095e60 r6:853f9f00 r5:85369800 [ 880.643110][ T32] r4:00000001 [ 880.643284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.643324][ T32] Exception stack(0xeaeddfb0 to 0xeaeddff8) [ 880.643432][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.643465][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.664030][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.664129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.664159][ T32] r4:85403a40 [ 880.664782][ T32] INFO: task kworker/0:465:4563 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.664821][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.665068][ T32] Workqueue: events bpf_prog_free_deferred [ 880.665136][ T32] Call trace: [ 880.665189][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.665260][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.665285][ T32] r4:00000000 [ 880.665305][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.665348][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.665393][ T32] dd20: 9bd55000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.665459][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.665541][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.665569][ T32] r5:800f0013 r4:80239bb0 [ 880.665741][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.665788][ T32] r4:82ac21e4 [ 880.665823][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.665917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.665953][ T32] r4:eab2ddc0 [ 880.665982][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.666028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.666049][ T32] r4:00000000 [ 880.666087][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.666138][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.666176][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.666248][ T32] r5:00001000 r4:dfa09000 [ 880.666286][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.666330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.666379][ T32] r5:85272b8c r4:85272800 [ 880.666453][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.666505][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.666565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.666661][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.666688][ T32] r4:85249480 [ 880.666728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.666854][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.666880][ T32] r4:00000001 [ 880.666964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.667011][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.667038][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.667066][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.667112][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.667169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.667196][ T32] r4:85243840 [ 880.667217][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.667254][ T32] INFO: task kworker/0:466:4564 blocked for more than 457 seconds. [ 880.667286][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.667312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.667336][ T32] task:kworker/0:466 state:D stack:0 pid:4564 tgid:4564 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.667437][ T32] Workqueue: events bpf_prog_free_deferred [ 880.667504][ T32] Call trace: [ 880.667566][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 880.667615][ T32] r10:8291a684 r9:eaed1d84 r8:00000002 r7:60000113 r6:eaed1d8c r5:8536ec00 [ 880.667638][ T32] r4:8536ec00 [ 880.667673][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.667719][ T32] r5:8536ec00 r4:8291a680 [ 880.667789][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.667832][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.667898][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed1e08 [ 880.667925][ T32] r4:00000000 [ 880.667950][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.668034][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.668094][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.668163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85403c80 [ 880.668192][ T32] r4:00000000 [ 880.668211][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.668278][ T32] r9:83018005 r8:8536ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 880.668378][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.668477][ T32] r5:00001000 r4:e04fd000 [ 880.668513][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.668559][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.668601][ T32] r5:847b838c r4:847b8000 [ 880.668621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.668668][ T32] r7:dddced80 r6:83018000 r5:847b838c r4:853f9f80 [ 880.668689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.668746][ T32] r10:61c88647 r9:8536ec00 r8:853f9fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.668774][ T32] r4:853f9f80 [ 880.668793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.668844][ T32] r10:00000000 r9:853f9f80 r8:80287e08 r7:eaedde60 r6:8541c000 r5:8536ec00 [ 880.668966][ T32] r4:00000001 [ 880.669089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.669136][ T32] Exception stack(0xeaed1fb0 to 0xeaed1ff8) [ 880.669163][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 880.669225][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.669279][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.669312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.669337][ T32] r4:85403a40 [ 880.669617][ T32] INFO: task kworker/0:466:4564 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.669651][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.669778][ T32] Workqueue: events bpf_prog_free_deferred [ 880.669859][ T32] Call trace: [ 880.669996][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.670051][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.670076][ T32] r4:00000000 [ 880.670104][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.670209][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.670276][ T32] dd20: 9bd55000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.670314][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.670370][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.670400][ T32] r5:800f0013 r4:80239bb0 [ 880.670421][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.670512][ T32] r4:82ac21e4 [ 880.670540][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.670614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.670640][ T32] r4:eab2ddc0 [ 880.670734][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 880.670801][ T32] r4:00000000 ** 5 printk messages dropped ** [ 880.671128][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 880.671662][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 5 printk messages dropped ** [ 880.671909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 880.672452][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 880.672578][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 880.672925][ T32] r9:83018005 r8:8536bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 4 printk messages dropped ** [ 880.673104][ T32] r5:853b6f8c r4:853b6c00 [ 880.673148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 880.673309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 880.695834][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 880.696893][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 9 printk messages dropped ** [ 880.697326][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 880.697878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 880.698167][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.698217][ T32] r4:85249480 [ 880.698242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.698290][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.698315][ T32] r4:00000001 [ 880.698341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.698425][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.698536][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.698608][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.698649][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.698681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.698716][ T32] r4:85243840 [ 880.698741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.698770][ T32] INFO: task kworker/0:468:4567 blocked for more than 457 seconds. [ 880.698804][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.698855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.698906][ T32] task:kworker/0:468 state:D stack:0 pid:4567 tgid:4567 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.698960][ T32] Workqueue: events bpf_prog_free_deferred [ 880.699005][ T32] Call trace: [ 880.699036][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 880.699089][ T32] r10:8291a684 r9:eaf09d84 r8:00000002 r7:60000013 r6:eaf09d8c r5:85366000 [ 880.699115][ T32] r4:85366000 [ 880.699162][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.699212][ T32] r5:85366000 r4:8291a680 [ 880.699285][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.699340][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.699386][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf09e08 [ 880.699427][ T32] r4:00000000 [ 880.699451][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.699488][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.699548][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.699594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85418cc0 [ 880.699617][ T32] r4:00000000 [ 880.699637][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.699680][ T32] r9:83018005 r8:85366000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 880.699705][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.699749][ T32] r5:00001000 r4:eaebd000 [ 880.699796][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.699865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.699936][ T32] r5:853b6b8c r4:853b6800 [ 880.699967][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.700015][ T32] r7:dddced80 r6:83018000 r5:853b6b8c r4:8541c180 [ 880.700065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.700127][ T32] r10:61c88647 r9:85366000 r8:8541c1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.700151][ T32] r4:8541c180 [ 880.700180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.700227][ T32] r10:00000000 r9:8541c180 r8:80287e08 r7:eaee1e60 r6:8541c200 r5:85366000 [ 880.700275][ T32] r4:00000001 [ 880.700325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.700369][ T32] Exception stack(0xeaf09fb0 to 0xeaf09ff8) [ 880.700398][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 880.700429][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.700457][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.700536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.700614][ T32] r4:85403cc0 [ 880.700901][ T32] INFO: task kworker/0:468:4567 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.700935][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.700991][ T32] Workqueue: events bpf_prog_free_deferred [ 880.701036][ T32] Call trace: [ 880.701106][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.701160][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.701219][ T32] r4:00000000 [ 880.701242][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 880.701417][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 14 printk messages dropped ** [ 880.702750][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 880.703225][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 3 printk messages dropped ** [ 880.703375][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 880.722834][ T32] task:kworker/1:259 state:D stack:0 pid:4570 tgid:4570 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 880.739993][ T32] r4:00000000 ** 11 printk messages dropped ** [ 880.741077][ T32] r5:8546838c r4:85468000 ** 3 printk messages dropped ** [ 880.741449][ T32] r10:61c88647 r9:85316c00 r8:8540a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 880.754707][ T32] Call trace: ** 5 printk messages dropped ** [ 880.755231][ T32] dd20: 9c4a0000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.755339][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.755423][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.755491][ T32] r5:800f0013 r4:80239bb0 [ 880.755547][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.755635][ T32] r4:82ac21e4 [ 880.755689][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.755787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.755843][ T32] r4:eab2ddc0 [ 880.755893][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.755992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.756051][ T32] r4:00000000 [ 880.756117][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.756226][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.756296][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.756461][ T32] r5:00001000 r4:dfa09000 [ 880.756529][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.756625][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.756730][ T32] r5:85272b8c r4:85272800 [ 880.756792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.756918][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.756979][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.757096][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.757200][ T32] r4:85249480 [ 880.757262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.757368][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.757423][ T32] r4:00000001 [ 880.757467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.757533][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.757584][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.757651][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.757712][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.757773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.757826][ T32] r4:85243840 [ 880.757874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.757934][ T32] INFO: task kworker/1:260:4573 blocked for more than 457 seconds. [ 880.758031][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.758120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.758188][ T32] task:kworker/1:260 state:D stack:0 pid:4573 tgid:4573 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.758357][ T32] Workqueue: events bpf_prog_free_deferred [ 880.758503][ T32] Call trace: [ 880.758584][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 880.758685][ T32] r10:8291a684 r9:eaf61d84 r8:00000002 r7:60000113 r6:eaf61d8c r5:85315400 [ 880.758762][ T32] r4:85315400 [ 880.758835][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.758922][ T32] r5:85315400 r4:8291a680 [ 880.758966][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.759061][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.759174][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf61e08 [ 880.759225][ T32] r4:00000000 [ 880.759265][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.759343][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.759430][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.759522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85419600 [ 880.759596][ T32] r4:00000000 [ 880.759663][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.759776][ T32] r9:83018205 r8:85315400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 880.759884][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.760006][ T32] r5:00001000 r4:ea917000 [ 880.760062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.760156][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.760262][ T32] r5:8443d78c r4:8443d400 [ 880.760346][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.760467][ T32] r7:ddde2d80 r6:83018200 r5:8443d78c r4:8540a800 [ 880.760579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.760685][ T32] r10:61c88647 r9:85315400 r8:8540a82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.760739][ T32] r4:8540a800 [ 880.760785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 880.762506][ T32] INFO: task kworker/1:260:4573 is blocked on a mutex likely owned by task kworker/0:296:4183. ** 8 printk messages dropped ** [ 880.763302][ T32] dd20: 9c4a0000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 6 printk messages dropped ** [ 880.794693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 8 printk messages dropped ** [ 880.795391][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 880.796099][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 7 printk messages dropped ** [ 880.796722][ T32] r4:85243840 ** 4 printk messages dropped ** [ 880.797118][ T32] task:kworker/1:261 state:D stack:0 pid:4574 tgid:4574 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 880.798197][ T32] r4:00000000 ** 4 printk messages dropped ** [ 880.798557][ T32] r4:00000000 ** 6 printk messages dropped ** [ 880.799129][ T32] r5:85468b8c r4:85468800 ** 3 printk messages dropped ** [ 880.799479][ T32] r10:61c88647 r9:85312400 r8:8540a92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 880.800139][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.800202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.800254][ T32] r4:85419640 [ 880.801363][ T32] INFO: task kworker/1:261:4574 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.801447][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.801672][ T32] Workqueue: events bpf_prog_free_deferred [ 880.801807][ T32] Call trace: [ 880.801881][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.801990][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.802047][ T32] r4:00000000 [ 880.802103][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.802212][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.802286][ T32] dd20: 9c811000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.802354][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.802417][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.802476][ T32] r5:800f0013 r4:80239bb0 [ 880.802563][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.802662][ T32] r4:82ac21e4 [ 880.802731][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.802846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.802904][ T32] r4:eab2ddc0 [ 880.802949][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.803047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.803110][ T32] r4:00000000 [ 880.803159][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.803257][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.803307][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.803406][ T32] r5:00001000 r4:dfa09000 [ 880.830877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.831166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.831282][ T32] r5:85272b8c r4:85272800 [ 880.831335][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.831443][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.831501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.831633][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.831731][ T32] r4:85249480 [ 880.831791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.831906][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.831987][ T32] r4:00000001 [ 880.832068][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.832198][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 4 printk messages dropped ** [ 880.832527][ T32] r4:85243840 ** 5 printk messages dropped ** [ 880.833076][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 880.839322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854199c0 ** 7 printk messages dropped ** [ 880.839974][ T32] r5:8546878c r4:85468400 [ 880.840060][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 880.840372][ T32] r10:61c88647 r9:85441800 r8:8540aa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 880.840787][ T32] r4:00000001 ** 3 printk messages dropped ** [ 880.841124][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 880.843344][ T32] r4:00000000 ** 4 printk messages dropped ** [ 880.864697][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.864771][ T32] r5:800f0013 r4:80239bb0 [ 880.864848][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.865016][ T32] r4:82ac21e4 [ 880.865076][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.865202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.865263][ T32] r4:eab2ddc0 [ 880.865318][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.865415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.865470][ T32] r4:00000000 [ 880.865520][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.865622][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.865673][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.865766][ T32] r5:00001000 r4:dfa09000 [ 880.865814][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.865949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.866047][ T32] r5:85272b8c r4:85272800 [ 880.866122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.866248][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.866319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.866447][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.866518][ T32] r4:85249480 [ 880.866570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.866690][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.866761][ T32] r4:00000001 [ 880.866814][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.866897][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.866978][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.867045][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.867112][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.867179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.867232][ T32] r4:85243840 [ 880.867291][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.867357][ T32] INFO: task kworker/1:263:4578 blocked for more than 457 seconds. [ 880.867431][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.867653][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.867723][ T32] task:kworker/1:263 state:D stack:0 pid:4578 tgid:4578 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.867838][ T32] Workqueue: events bpf_prog_free_deferred [ 880.867963][ T32] Call trace: [ 880.868048][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 880.868163][ T32] r10:8291a684 r9:eb0a1d84 r8:00000002 r7:60000113 r6:eb0a1d8c r5:85442400 [ 880.868216][ T32] r4:85442400 [ 880.868263][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.868354][ T32] r5:85442400 r4:8291a680 [ 880.868403][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.868485][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.868574][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a1e08 [ 880.868660][ T32] r4:00000000 [ 880.868714][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.868792][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.868870][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.868960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85419bc0 [ 880.869012][ T32] r4:00000000 [ 880.869079][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.869203][ T32] r9:83018205 r8:85442400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 2 printk messages dropped ** [ 880.869396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 880.869569][ T32] r5:85468f8c r4:85468c00 [ 880.869648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 880.870191][ T32] r10:00000000 r9:8540aa80 r8:80287e08 r7:eaf3de60 r6:8541c300 r5:85442400 ** 6 printk messages dropped ** [ 880.870667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 880.872782][ T32] dd20: 9cc94000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 7 printk messages dropped ** [ 880.873356][ T32] r4:eab2ddc0 ** 7 printk messages dropped ** [ 880.894895][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 880.895709][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 6 printk messages dropped ** [ 880.896219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 880.897647][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a5e08 ** 12 printk messages dropped ** [ 880.898741][ T32] r5:8546938c r4:85469000 [ 880.898787][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.898896][ T32] r7:ddde2d80 r6:83018200 r5:8546938c r4:8540ab00 [ 880.898953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.899052][ T32] r10:61c88647 r9:85440c00 r8:8540ab2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.899111][ T32] r4:8540ab00 [ 880.899184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.899295][ T32] r10:00000000 r9:8540ab00 r8:80287e08 r7:eb0a1e60 r6:8541c380 r5:85440c00 [ 880.899346][ T32] r4:00000001 [ 880.899408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.899506][ T32] Exception stack(0xeb0a5fb0 to 0xeb0a5ff8) [ 880.899587][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 880.899675][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.899757][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.899824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.899878][ T32] r4:85419c00 [ 880.901052][ T32] INFO: task kworker/1:264:4580 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.901156][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.901329][ T32] Workqueue: events bpf_prog_free_deferred [ 880.901440][ T32] Call trace: [ 880.901513][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.901627][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.901687][ T32] r4:00000000 [ 880.901756][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.901866][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.901939][ T32] dd20: 9ccfa000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.902020][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.902096][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.902148][ T32] r5:800f0013 r4:80239bb0 [ 880.902187][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.902232][ T32] r4:82ac21e4 [ 880.902252][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.902295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.902317][ T32] r4:eab2ddc0 [ 880.902341][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.902384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.902407][ T32] r4:00000000 [ 880.902427][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.902484][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 880.902511][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.902555][ T32] r5:00001000 r4:dfa09000 [ 880.902576][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.902615][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.902657][ T32] r5:85272b8c r4:85272800 [ 880.902677][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 880.903097][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 880.903274][ T32] r4:85243840 [ 880.903299][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.903325][ T32] INFO: task kworker/1:265:4581 blocked for more than 457 seconds. [ 880.903366][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.903392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.903413][ T32] task:kworker/1:265 state:D stack:0 pid:4581 tgid:4581 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.903510][ T32] Workqueue: events bpf_prog_free_deferred [ 880.924714][ T32] Call trace: [ 880.924793][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 880.924869][ T32] r10:8291a684 r9:eb0a9d84 r8:00000002 r7:60000113 r6:eb0a9d8c r5:85443000 [ 880.924894][ T32] r4:85443000 [ 880.924941][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.924988][ T32] r5:85443000 r4:8291a680 [ 880.925034][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.925078][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.925128][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a9e08 [ 880.925227][ T32] r4:00000000 [ 880.925259][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.925299][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.925364][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.925410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85403f00 ** 4 printk messages dropped ** [ 880.925629][ T32] r5:00001000 r4:eac23000 ** 2 printk messages dropped ** [ 880.925830][ T32] r5:85469f8c r4:85469c00 [ 880.925855][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 880.926239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 880.926522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 880.927682][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 8 printk messages dropped ** [ 880.928015][ T32] r4:eab2ddc0 ** 9 printk messages dropped ** [ 880.928426][ T32] r5:85272b8c r4:85272800 ** 3 printk messages dropped ** [ 880.928662][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.928710][ T32] r4:85249480 [ 880.928758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.928808][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.928831][ T32] r4:00000001 [ 880.928850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.928885][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.928912][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.928940][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.928966][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.928995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.929018][ T32] r4:85243840 [ 880.929050][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.929098][ T32] INFO: task kworker/1:266:4584 blocked for more than 457 seconds. [ 880.929134][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.929160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.929235][ T32] task:kworker/1:266 state:D stack:0 pid:4584 tgid:4584 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.929288][ T32] Workqueue: events bpf_prog_free_deferred [ 880.929356][ T32] Call trace: ** 4 printk messages dropped ** [ 880.929612][ T32] r5:84996000 r4:8291a680 ** 5 printk messages dropped ** [ 880.929836][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 880.930192][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 880.930277][ T32] r5:8546978c r4:85469400 [ 880.930322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 880.930440][ T32] r10:61c88647 r9:84996000 r8:8540ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 880.930783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 880.931603][ T32] dd20: 9d171000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 9 printk messages dropped ** [ 880.931967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 8 printk messages dropped ** [ 880.932370][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 880.932779][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 880.933132][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 880.933543][ T32] r4:00000000 ** 4 printk messages dropped ** [ 880.957037][ T32] r4:00000000 ** 2 printk messages dropped ** [ 880.957264][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.957341][ T32] r5:00001000 r4:eab93000 [ 880.957366][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.957407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.957454][ T32] r5:85469b8c r4:85469800 [ 880.957478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.957527][ T32] r7:ddde2d80 r6:83018200 r5:85469b8c r4:8540ad00 [ 880.957574][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.957625][ T32] r10:61c88647 r9:84995400 r8:8540ad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.957662][ T32] r4:8540ad00 [ 880.957692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.957739][ T32] r10:00000000 r9:8540ad00 r8:80287e08 r7:eb0a9e60 r6:8540ad80 r5:84995400 [ 880.957786][ T32] r4:00000001 [ 880.957859][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.957924][ T32] Exception stack(0xeb0adfb0 to 0xeb0adff8) [ 880.957957][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.957987][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.958015][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.958044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.958087][ T32] r4:85403f40 [ 880.958655][ T32] INFO: task kworker/1:267:4586 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 880.958690][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.958784][ T32] Workqueue: events bpf_prog_free_deferred [ 880.958867][ T32] Call trace: [ 880.958991][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 880.959085][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 880.959111][ T32] r4:00000000 [ 880.959132][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.959173][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 880.959202][ T32] dd20: 9d582000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 880.959236][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 880.959265][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.959288][ T32] r5:800f0013 r4:80239bb0 [ 880.959308][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.959347][ T32] r4:82ac21e4 [ 880.959367][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.959409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 880.959431][ T32] r4:eab2ddc0 [ 880.959464][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.959508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 880.959532][ T32] r4:00000000 [ 880.959551][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 880.959682][ T32] r5:00001000 r4:dfa09000 ** 6 printk messages dropped ** [ 880.960020][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 880.960373][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 880.960760][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 880.961273][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf71e08 ** 8 printk messages dropped ** [ 880.961693][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 880.962061][ T32] r5:8546a38c r4:8546a000 ** 3 printk messages dropped ** [ 880.962264][ T32] r10:61c88647 r9:85488000 r8:8540ae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 880.962968][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 880.963468][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 880.989394][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 880.989740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 8 printk messages dropped ** [ 880.990255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.990519][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 880.990719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.990772][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.990795][ T32] r4:85249480 [ 880.991015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.991065][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 880.991106][ T32] r4:00000001 [ 880.991158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.991197][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.991224][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.991253][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.991284][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.991340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.991372][ T32] r4:85243840 [ 880.991397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.991427][ T32] INFO: task kworker/1:269:4590 blocked for more than 458 seconds. [ 880.991458][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.991483][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.991505][ T32] task:kworker/1:269 state:D stack:0 pid:4590 tgid:4590 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.991613][ T32] Workqueue: events bpf_prog_free_deferred [ 880.991661][ T32] Call trace: [ 880.991746][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 880.991796][ T32] r10:8291a684 r9:eb0b9d84 r8:00000002 r7:60000113 r6:eb0b9d8c r5:85488c00 [ 880.991834][ T32] r4:85488c00 [ 880.991857][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 880.991913][ T32] r5:85488c00 r4:8291a680 [ 880.991943][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.992009][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 880.992073][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b9e08 [ 880.992134][ T32] r4:00000000 [ 880.992169][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 880.992209][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.992245][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.992288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85401140 [ 880.992371][ T32] r4:00000000 [ 880.992394][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 880.992437][ T32] r9:83018205 r8:85488c00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 880.992484][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.992530][ T32] r5:00001000 r4:eacb9000 [ 880.992551][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.992642][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.992729][ T32] r5:8546a78c r4:8546a400 [ 880.992752][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.992798][ T32] r7:ddde2d80 r6:83018200 r5:8546a78c r4:8540af00 [ 880.992835][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.992893][ T32] r10:61c88647 r9:85488c00 r8:8540af2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.992916][ T32] r4:8540af00 [ 880.992936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.992980][ T32] r10:00000000 r9:8540af00 r8:80287e08 r7:eaf71e60 r6:8540af80 r5:85488c00 [ 880.993008][ T32] r4:00000001 [ 880.993029][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.993064][ T32] Exception stack(0xeb0b9fb0 to 0xeb0b9ff8) [ 880.993121][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 880.993179][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.993210][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.993240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.993265][ T32] r4:85401280 [ 881.006885][ T32] INFO: task kworker/1:269:4590 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.007150][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.007231][ T32] Workqueue: events bpf_prog_free_deferred [ 881.007311][ T32] Call trace: [ 881.007373][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.007431][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.007457][ T32] r4:00000000 [ 881.007478][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.007517][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.007546][ T32] dd20: 9dbe8000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 1 printk messages dropped ** [ 881.007659][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 881.007953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 881.008336][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 8 printk messages dropped ** [ 881.008596][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 881.009000][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 881.009660][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 881.009937][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 881.010382][ T32] r5:8546ab8c r4:8546a800 [ 881.010405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 881.010598][ T32] r4:85405000 ** 5 printk messages dropped ** [ 881.010855][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 881.011689][ T32] Call trace: ** 4 printk messages dropped ** [ 881.011959][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 881.012400][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 881.012633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 12 printk messages dropped ** [ 881.013346][ T32] r4:85249480 ** 4 printk messages dropped ** [ 881.032028][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 881.032068][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.032105][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.032132][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.032170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.032196][ T32] r4:85243840 [ 881.032256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.032293][ T32] INFO: task kworker/1:271:4594 blocked for more than 458 seconds. [ 881.032326][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.032357][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.032402][ T32] task:kworker/1:271 state:D stack:0 pid:4594 tgid:4594 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.032664][ T32] Workqueue: events bpf_prog_free_deferred [ 881.032745][ T32] Call trace: [ 881.032880][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.032936][ T32] r10:8291a684 r9:eb0b5d84 r8:00000002 r7:60000113 r6:eb0b5d8c r5:8548a400 [ 881.032961][ T32] r4:8548a400 [ 881.033006][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.033054][ T32] r5:8548a400 r4:8291a680 [ 881.033075][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.033119][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.033161][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b5e08 [ 881.033227][ T32] r4:00000000 [ 881.033249][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.033287][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.033325][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.033370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854014c0 [ 881.033407][ T32] r4:00000000 [ 881.033455][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.033567][ T32] r9:83018205 r8:8548a400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.035987][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.036082][ T32] r5:00001000 r4:eacf9000 [ 881.036117][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.036160][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.036203][ T32] r5:8546af8c r4:8546ac00 [ 881.036223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.036270][ T32] r7:ddde2d80 r6:83018200 r5:8546af8c r4:85405100 [ 881.036327][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.036379][ T32] r10:61c88647 r9:8548a400 r8:8540512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.036402][ T32] r4:85405100 [ 881.036423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.036469][ T32] r10:00000000 r9:85405100 r8:80287e08 r7:eb0c1e60 r6:85405180 r5:8548a400 [ 881.036545][ T32] r4:00000001 [ 881.036569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.036609][ T32] Exception stack(0xeb0b5fb0 to 0xeb0b5ff8) [ 881.036640][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 881.036669][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.036694][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.036723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.036769][ T32] r4:854012c0 [ 881.037452][ T32] INFO: task kworker/1:271:4594 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.037526][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 881.037887][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 881.038223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 9 printk messages dropped ** [ 881.038654][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 881.039085][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 4 printk messages dropped ** [ 881.039257][ T32] r4:85243840 ** 5 printk messages dropped ** [ 881.039554][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 881.039816][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 881.040215][ T32] r4:00000000 ** 6 printk messages dropped ** [ 881.040442][ T32] r5:8546b38c r4:8546b000 [ 881.040512][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 881.040649][ T32] r10:61c88647 r9:8548b000 r8:8540522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 881.040990][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 881.041854][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 881.042285][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 881.042587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 881.043097][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 881.043311][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 3 printk messages dropped ** [ 881.043505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.043588][ T32] r4:85243840 [ 881.061247][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.061309][ T32] INFO: task kworker/1:273:4598 blocked for more than 458 seconds. [ 881.061349][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.061402][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.061479][ T32] task:kworker/1:273 state:D stack:0 pid:4598 tgid:4598 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.061575][ T32] Workqueue: events bpf_prog_free_deferred [ 881.061639][ T32] Call trace: [ 881.061674][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.061730][ T32] r10:8291a684 r9:eb0c9d84 r8:00000002 r7:60000013 r6:eb0c9d8c r5:8548bc00 [ 881.061762][ T32] r4:8548bc00 [ 881.061810][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.061859][ T32] r5:8548bc00 r4:8291a680 [ 881.061880][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.061925][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.061981][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c9e08 [ 881.062009][ T32] r4:00000000 [ 881.062061][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.062182][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.062276][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.062322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85401940 [ 881.062371][ T32] r4:00000000 [ 881.062395][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.062467][ T32] r9:83018205 r8:8548bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 881.062493][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.062544][ T32] r5:00001000 r4:eaeaf000 [ 881.062566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.062630][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.062731][ T32] r5:8546bb8c r4:8546b800 [ 881.062888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.062939][ T32] r7:ddde2d80 r6:83018200 r5:8546bb8c r4:85405300 [ 881.062984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.063035][ T32] r10:61c88647 r9:8548bc00 r8:8540532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.063058][ T32] r4:85405300 [ 881.063095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.063146][ T32] r10:00000000 r9:85405300 r8:80287e08 r7:eb0c5e60 r6:85405380 r5:8548bc00 [ 881.063193][ T32] r4:00000001 [ 881.063218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.063262][ T32] Exception stack(0xeb0c9fb0 to 0xeb0c9ff8) [ 881.063317][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 881.063476][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.073930][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.074046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.074074][ T32] r4:85401780 [ 881.074728][ T32] INFO: task kworker/1:273:4598 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.074767][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.074867][ T32] Workqueue: events bpf_prog_free_deferred [ 881.074931][ T32] Call trace: [ 881.074987][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.075097][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.075142][ T32] r4:00000000 [ 881.075167][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.075210][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.075239][ T32] dd20: 9e3ab000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 881.075269][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 881.075321][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.075350][ T32] r5:800f0013 r4:80239bb0 [ 881.075372][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.075413][ T32] r4:82ac21e4 [ 881.075457][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.075504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 881.075527][ T32] r4:eab2ddc0 [ 881.075559][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.075630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.075657][ T32] r4:00000000 [ 881.075678][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.075725][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 881.075747][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.075814][ T32] r5:00001000 r4:dfa09000 [ 881.075864][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.075913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 881.076024][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 881.076522][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 4 printk messages dropped ** [ 881.076694][ T32] r4:85243840 ** 5 printk messages dropped ** [ 881.076995][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 881.077403][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 881.077639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854017c0 ** 7 printk messages dropped ** [ 881.077974][ T32] r5:8546b78c r4:8546b400 ** 2 printk messages dropped ** [ 881.078151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 881.078450][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 881.079129][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 881.079546][ T32] dd20: 9e3ab000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 6 printk messages dropped ** [ 881.079796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 2 printk messages dropped ** [ 881.079923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.079999][ T32] r4:00000000 [ 881.080046][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.080101][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 881.080126][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.080169][ T32] r5:00001000 r4:dfa09000 [ 881.080189][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.080228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.080270][ T32] r5:85272b8c r4:85272800 [ 881.080315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.080369][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 881.080398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.080485][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.080539][ T32] r4:85249480 [ 881.080561][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.080608][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 881.080654][ T32] r4:00000001 [ 881.080676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.080713][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 881.080740][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.080767][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.080793][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.080821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.080855][ T32] r4:85243840 [ 881.080891][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.080946][ T32] INFO: task kworker/1:275:4601 blocked for more than 458 seconds. [ 881.081002][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.081050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.081075][ T32] task:kworker/1:275 state:D stack:0 pid:4601 tgid:4601 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.081219][ T32] Workqueue: events bpf_prog_free_deferred [ 881.081262][ T32] Call trace: [ 881.081291][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.081379][ T32] r10:8291a684 r9:eb0d5d84 r8:00000002 r7:60000113 r6:eb0d5d8c r5:8548e000 [ 881.081407][ T32] r4:8548e000 [ 881.081428][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.081472][ T32] r5:8548e000 r4:8291a680 [ 881.081493][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.081580][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.081627][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d5e08 [ 881.081675][ T32] r4:00000000 [ 881.081699][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.081758][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.081802][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.081851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fe300 [ 881.081875][ T32] r4:00000000 [ 881.081922][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.081975][ T32] r9:83018205 r8:8548e000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 881.081996][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.082062][ T32] r5:00001000 r4:eaf4d000 [ 881.082085][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.082131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.082175][ T32] r5:85474b8c r4:85474800 [ 881.082246][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.082313][ T32] r7:ddde2d80 r6:83018200 r5:85474b8c r4:85405500 [ 881.082336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.082382][ T32] r10:61c88647 r9:8548e000 r8:8540552c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.082429][ T32] r4:85405500 [ 881.082453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.082524][ T32] r10:00000000 r9:85405500 r8:80287e08 r7:eb0c9e60 r6:85405580 r5:8548e000 ** 6 printk messages dropped ** [ 881.083003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 881.114422][ T32] r4:00000000 ** 5 printk messages dropped ** [ 881.114655][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 881.115335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 881.116104][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 5 printk messages dropped ** [ 881.116598][ T32] r4:00000001 [ 881.116627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.116829][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 881.116884][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.116916][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.116943][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.116990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.117067][ T32] r4:85243840 [ 881.117097][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.117130][ T32] INFO: task kworker/1:276:4603 blocked for more than 458 seconds. [ 881.117164][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.117210][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.117230][ T32] task:kworker/1:276 state:D stack:0 pid:4603 tgid:4603 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.117311][ T32] Workqueue: events bpf_prog_free_deferred [ 881.117365][ T32] Call trace: [ 881.117398][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.117445][ T32] r10:8291a684 r9:eb0ddd84 r8:00000002 r7:60000113 r6:eb0ddd8c r5:85490000 [ 881.117495][ T32] r4:85490000 [ 881.117520][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.117589][ T32] r5:85490000 r4:8291a680 [ 881.117612][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.117653][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.117694][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0dde08 [ 881.117742][ T32] r4:00000000 [ 881.117765][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.117801][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.117861][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.117905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85401f00 [ 881.118051][ T32] r4:00000000 [ 881.118094][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.118143][ T32] r9:83018205 r8:85490000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 881.118166][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.118209][ T32] r5:00001000 r4:eaeef000 [ 881.118229][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.118291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.118412][ T32] r5:8546bf8c r4:8546bc00 [ 881.118461][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.118532][ T32] r7:ddde2d80 r6:83018200 r5:8546bf8c r4:85405600 [ 881.118583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.118634][ T32] r10:61c88647 r9:85490000 r8:8540562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.118706][ T32] r4:85405600 [ 881.118783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.118834][ T32] r10:00000000 r9:85405600 r8:80287e08 r7:eb0d5e60 r6:85405680 r5:85490000 [ 881.118858][ T32] r4:00000001 [ 881.118877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.118912][ T32] Exception stack(0xeb0ddfb0 to 0xeb0ddff8) [ 881.118995][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.119040][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.119070][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.119106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.119129][ T32] r4:85401c00 [ 881.119781][ T32] INFO: task kworker/1:276:4603 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.119841][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.119928][ T32] Workqueue: events bpf_prog_free_deferred [ 881.119981][ T32] Call trace: [ 881.120011][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.120062][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 5 printk messages dropped ** [ 881.120262][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 881.120460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 7 printk messages dropped ** [ 881.120838][ T32] r5:00001000 r4:dfa09000 ** 6 printk messages dropped ** [ 881.121227][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 881.121536][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 881.122095][ T32] r10:8291a684 r9:eb0e5d84 r8:00000002 r7:60000113 r6:eb0e5d8c r5:85491800 ** 5 printk messages dropped ** [ 881.122497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e5e08 ** 9 printk messages dropped ** [ 881.122934][ T32] r5:00001000 r4:e057f000 [ 881.122954][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.123046][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.123105][ T32] r5:853b7f8c r4:853b7c00 [ 881.123128][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.123176][ T32] r7:dddced80 r6:83018000 r5:853b7f8c r4:8541c480 [ 881.123198][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.123245][ T32] r10:61c88647 r9:85491800 r8:8541c4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.123267][ T32] r4:8541c480 [ 881.123286][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.123329][ T32] r10:00000000 r9:8541c480 r8:80287e08 r7:eaee1e60 r6:85405700 r5:85491800 [ 881.123351][ T32] r4:00000001 [ 881.123394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.123538][ T32] Exception stack(0xeb0e5fb0 to 0xeb0e5ff8) [ 881.148169][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 881.148228][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.148371][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.148429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.148537][ T32] r4:85418d40 [ 881.149229][ T32] INFO: task kworker/0:469:4606 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.149314][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.149467][ T32] Workqueue: events bpf_prog_free_deferred [ 881.149562][ T32] Call trace: [ 881.149596][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.149654][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.149823][ T32] r4:00000000 [ 881.150027][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.150074][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.150110][ T32] dd20: 9ec65000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 881.150154][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 881.150239][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.150344][ T32] r5:800f0013 r4:80239bb0 [ 881.150370][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.150492][ T32] r4:82ac21e4 [ 881.150630][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.150683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 881.150707][ T32] r4:eab2ddc0 [ 881.150727][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.150786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.150847][ T32] r4:00000000 [ 881.150932][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.151002][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 881.151025][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.151231][ T32] r5:00001000 r4:dfa09000 [ 881.151513][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.151570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.151716][ T32] r5:85272b8c r4:85272800 [ 881.151741][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.151919][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 881.151945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.151996][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.152042][ T32] r4:85249480 [ 881.152067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.152122][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 881.152574][ T32] r4:00000001 [ 881.152608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.152646][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 881.152689][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.152721][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.152748][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.152827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.152853][ T32] r4:85243840 [ 881.153026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.153079][ T32] INFO: task kworker/0:470:4607 blocked for more than 458 seconds. [ 881.153123][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.153151][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.153234][ T32] task:kworker/0:470 state:D stack:0 pid:4607 tgid:4607 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.153296][ T32] Workqueue: events bpf_prog_free_deferred [ 881.153369][ T32] Call trace: [ 881.153402][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.153503][ T32] r10:8291a684 r9:eb0e9d84 r8:00000002 r7:60000013 r6:eb0e9d8c r5:85492400 [ 881.174304][ T32] r4:85492400 [ 881.174383][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.174464][ T32] r5:85492400 r4:8291a680 [ 881.174488][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 881.174601][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e9e08 ** 11 printk messages dropped ** [ 881.175865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.176042][ T32] r5:853b7b8c r4:853b7800 [ 881.176067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 881.176219][ T32] r10:61c88647 r9:85492400 r8:8541c52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 881.176641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 881.178095][ T32] r4:00000000 ** 5 printk messages dropped ** [ 881.178932][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 881.179412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 881.180472][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 881.180827][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 881.181306][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 881.181804][ T32] r5:85490c00 r4:8291a680 ** 3 printk messages dropped ** [ 881.182085][ T32] r4:00000000 ** 3 printk messages dropped ** [ 881.182316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fe040 ** 7 printk messages dropped ** [ 881.182613][ T32] r5:8547438c r4:85474000 ** 2 printk messages dropped ** [ 881.182700][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 881.183033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 881.183287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 881.204589][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 881.205075][ T32] r4:00000000 ** 1 printk messages dropped ** [ 881.205206][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 6 printk messages dropped ** [ 881.205487][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 881.205935][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 881.206538][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 881.206598][ T32] r4:00000001 [ 881.206753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.206793][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 881.206820][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.206848][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.206874][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.206968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.206999][ T32] r4:85243840 [ 881.207023][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.207052][ T32] INFO: task kworker/1:278:4612 blocked for more than 458 seconds. [ 881.207086][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.207118][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.207140][ T32] task:kworker/1:278 state:D stack:0 pid:4612 tgid:4612 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.207244][ T32] Workqueue: events bpf_prog_free_deferred [ 881.207390][ T32] Call trace: [ 881.207539][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.207614][ T32] r10:8291a684 r9:eb0d1d84 r8:00000002 r7:60000013 r6:eb0d1d8c r5:85493c00 [ 881.207646][ T32] r4:85493c00 [ 881.207668][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.207712][ T32] r5:85493c00 r4:8291a680 [ 881.207756][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.207798][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.207843][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d1e08 [ 881.207865][ T32] r4:00000000 [ 881.207884][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.207947][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.207998][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.208086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fe140 [ 881.208118][ T32] r4:00000000 [ 881.208138][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.208183][ T32] r9:83018205 r8:85493c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 881.208230][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.208276][ T32] r5:00001000 r4:eaf43000 [ 881.208321][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.208389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.208498][ T32] r5:8547478c r4:85474400 [ 881.208549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.208601][ T32] r7:ddde2d80 r6:83018200 r5:8547478c r4:85405900 [ 881.208628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.208677][ T32] r10:61c88647 r9:85493c00 r8:8540592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.208727][ T32] r4:85405900 [ 881.208846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.208896][ T32] r10:00000000 r9:85405900 r8:80287e08 r7:eb0d5e60 r6:85405980 r5:85493c00 [ 881.208943][ T32] r4:00000001 [ 881.208966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.209001][ T32] Exception stack(0xeb0d1fb0 to 0xeb0d1ff8) [ 881.209028][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 881.209058][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.209110][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.209258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.209290][ T32] r4:853fe100 [ 881.209776][ T32] INFO: task kworker/1:278:4612 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.209836][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.209897][ T32] Workqueue: events bpf_prog_free_deferred [ 881.209943][ T32] Call trace: [ 881.209971][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.210062][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.210120][ T32] r4:00000000 [ 881.210144][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.210185][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.210212][ T32] dd20: 9f11b000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 881.210240][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 881.210265][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.210288][ T32] r5:800f0013 r4:80239bb0 [ 881.210337][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.210382][ T32] r4:82ac21e4 [ 881.210414][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.210459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 3 printk messages dropped ** [ 881.210671][ T32] r4:00000000 ** 4 printk messages dropped ** [ 881.210822][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 881.211211][ T32] r4:85249480 ** 5 printk messages dropped ** [ 881.211466][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 881.211901][ T32] task:kworker/1:279 state:D stack:0 pid:4613 tgid:4613 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 881.212688][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 881.213359][ T32] r5:8547538c r4:85475000 [ 881.213414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 881.241707][ T32] r10:61c88647 r9:85494800 r8:85405a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 881.242002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.242048][ T32] Exception stack(0xeb0d9fb0 to 0xeb0d9ff8) [ 881.242080][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 881.242122][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.242151][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.242181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.242229][ T32] r4:853fe100 [ 881.242909][ T32] INFO: task kworker/1:279:4613 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.242953][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.243054][ T32] Workqueue: events bpf_prog_free_deferred [ 881.243187][ T32] Call trace: [ 881.243242][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.243300][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.243325][ T32] r4:00000000 [ 881.243349][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.243389][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.243443][ T32] dd20: 9f499000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 881.243599][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 881.249096][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.249157][ T32] r5:800f0013 r4:80239bb0 [ 881.249232][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.249322][ T32] r4:82ac21e4 [ 881.249379][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.249427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 881.249525][ T32] r4:eab2ddc0 [ 881.249550][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.249594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.249617][ T32] r4:00000000 [ 881.249703][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.249755][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 881.249783][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.249860][ T32] r5:00001000 r4:dfa09000 [ 881.249892][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.249934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.249979][ T32] r5:85272b8c r4:85272800 [ 881.250025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.250092][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 881.250119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.250268][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.250295][ T32] r4:85249480 [ 881.250316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.250395][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 881.250425][ T32] r4:00000001 [ 881.250451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.250493][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 881.250522][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.250551][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.250628][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.250669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.250717][ T32] r4:85243840 [ 881.250780][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.250840][ T32] INFO: task kworker/1:280:4616 blocked for more than 458 seconds. [ 881.250906][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.250962][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.250990][ T32] task:kworker/1:280 state:D stack:0 pid:4616 tgid:4616 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.251050][ T32] Workqueue: events bpf_prog_free_deferred [ 881.251102][ T32] Call trace: [ 881.251137][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.251214][ T32] r10:8291a684 r9:eb0edd84 r8:00000002 r7:60000013 r6:eb0edd8c r5:85495400 [ 881.251269][ T32] r4:85495400 [ 881.251317][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.251392][ T32] r5:85495400 r4:8291a680 [ 881.251424][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.251467][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.251510][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ede08 [ 881.251547][ T32] r4:00000000 [ 881.251572][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.251608][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.251670][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.251715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fe500 [ 881.251738][ T32] r4:00000000 [ 881.251783][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.251830][ T32] r9:83018205 r8:85495400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 881.251879][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.251926][ T32] r5:00001000 r4:eaf73000 ** 2 printk messages dropped ** [ 881.252063][ T32] r5:85474f8c r4:85474c00 [ 881.252127][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.252221][ T32] r7:ddde2d80 r6:83018200 r5:85474f8c r4:85405b00 ** 1 printk messages dropped ** [ 881.252354][ T32] r10:61c88647 r9:85495400 r8:85405b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 881.252798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 881.268175][ T32] dd20: 9f84a000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 12 printk messages dropped ** [ 881.268673][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 9 printk messages dropped ** [ 881.269299][ T32] r4:85249480 ** 4 printk messages dropped ** [ 881.269579][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 881.269900][ T32] INFO: task kworker/1:281:4619 blocked for more than 458 seconds. ** 2 printk messages dropped ** [ 881.269982][ T32] task:kworker/1:281 state:D stack:0 pid:4619 tgid:4619 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.270121][ T32] Workqueue: events bpf_prog_free_deferred [ 881.270165][ T32] Call trace: [ 881.270321][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.270374][ T32] r10:8291a684 r9:eb0f1d84 r8:00000002 r7:60000113 r6:eb0f1d8c r5:85496000 [ 881.270399][ T32] r4:85496000 [ 881.270420][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.270463][ T32] r5:85496000 r4:8291a680 [ 881.270484][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.270522][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.270564][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f1e08 [ 881.270587][ T32] r4:00000000 [ 881.270606][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.270640][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.270673][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.270714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fe780 [ 881.270737][ T32] r4:00000000 [ 881.270756][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.270824][ T32] r9:83018205 r8:85496000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 881.270850][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.270940][ T32] r5:00001000 r4:eaf9b000 [ 881.270969][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.271034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.271081][ T32] r5:8547578c r4:85475400 [ 881.271107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.271166][ T32] r7:ddde2d80 r6:83018200 r5:8547578c r4:85405c00 [ 881.271191][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.271271][ T32] r10:61c88647 r9:85496000 r8:85405c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.271350][ T32] r4:85405c00 [ 881.271432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.271482][ T32] r10:00000000 r9:85405c00 r8:80287e08 r7:eb0d9e60 r6:85405c80 r5:85496000 [ 881.271634][ T32] r4:00000001 [ 881.271783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.271828][ T32] Exception stack(0xeb0f1fb0 to 0xeb0f1ff8) [ 881.271857][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 881.271886][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.271912][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.271942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.271964][ T32] r4:853fe5c0 [ 881.272741][ T32] INFO: task kworker/1:281:4619 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.272785][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.272949][ T32] Workqueue: events bpf_prog_free_deferred [ 881.273224][ T32] Call trace: [ 881.273259][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.273313][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.273388][ T32] r4:00000000 [ 881.273431][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.294355][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.294441][ T32] dd20: 9fa01000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 881.294478][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 881.294530][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.294589][ T32] r5:800f0013 r4:80239bb0 [ 881.294616][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.294682][ T32] r4:82ac21e4 [ 881.294703][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.294746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 881.294923][ T32] r4:eab2ddc0 [ 881.294948][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.294997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.295021][ T32] r4:00000000 [ 881.295058][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.295220][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 881.295424][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.295538][ T32] r5:00001000 r4:dfa09000 [ 881.295563][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.295731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.295787][ T32] r5:85272b8c r4:85272800 [ 881.295808][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.295857][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 881.295930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.296096][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.296230][ T32] r4:85249480 [ 881.296356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 881.296561][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 881.296823][ T32] INFO: task kworker/1:282:4620 blocked for more than 458 seconds. ** 7 printk messages dropped ** [ 881.297691][ T32] r4:85496c00 ** 5 printk messages dropped ** [ 881.298041][ T32] r4:00000000 ** 2 printk messages dropped ** [ 881.298174][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.298217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853feb00 [ 881.298289][ T32] r4:00000000 [ 881.298393][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.298497][ T32] r9:83018205 r8:85496c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 881.298608][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.298654][ T32] r5:00001000 r4:eb043000 [ 881.298675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.298714][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.298808][ T32] r5:85475f8c r4:85475c00 [ 881.298838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.298884][ T32] r7:ddde2d80 r6:83018200 r5:85475f8c r4:85405d00 [ 881.298904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.298955][ T32] r10:61c88647 r9:85496c00 r8:85405d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.299008][ T32] r4:85405d00 [ 881.299032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.299078][ T32] r10:00000000 r9:85405d00 r8:80287e08 r7:eb0f1e60 r6:85405d80 r5:85496c00 [ 881.299108][ T32] r4:00000001 [ 881.299127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 881.299362][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 881.300375][ T32] r4:00000000 ** 5 printk messages dropped ** [ 881.300551][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 881.300801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 881.301369][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 881.301766][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 4 printk messages dropped ** [ 881.301958][ T32] r4:85243840 ** 4 printk messages dropped ** [ 881.302094][ T32] task:kworker/1:283 state:D stack:0 pid:4621 tgid:4621 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 881.302363][ T32] r4:85493000 ** 2 printk messages dropped ** [ 881.302569][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 881.302782][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 881.303185][ T32] r9:83018205 r8:85493000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 ** 4 printk messages dropped ** [ 881.323631][ T32] r5:85475b8c r4:85475800 ** 2 printk messages dropped ** [ 881.324390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 881.325056][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 881.326338][ T32] Call trace: ** 4 printk messages dropped ** [ 881.326536][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.326584][ T32] dd20: 9fc22000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 881.326617][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 881.326644][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.326691][ T32] r5:800f0013 r4:80239bb0 [ 881.326715][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.326757][ T32] r4:82ac21e4 [ 881.326778][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.326820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 881.326842][ T32] r4:eab2ddc0 [ 881.326863][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.326903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.326927][ T32] r4:00000000 [ 881.326946][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.327013][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 881.327061][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.327127][ T32] r5:00001000 r4:dfa09000 [ 881.327179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.327228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.327273][ T32] r5:85272b8c r4:85272800 [ 881.327294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.327413][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 881.327438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.327492][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.327529][ T32] r4:85249480 [ 881.327551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.327611][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 881.327688][ T32] r4:00000001 [ 881.327711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.327749][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 881.327781][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.327823][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.327853][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.327882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.327905][ T32] r4:85243840 [ 881.327984][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.328053][ T32] INFO: task kworker/1:284:4624 blocked for more than 458 seconds. [ 881.328098][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.328125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.328146][ T32] task:kworker/1:284 state:D stack:0 pid:4624 tgid:4624 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.328192][ T32] Workqueue: events bpf_prog_free_deferred [ 881.328235][ T32] Call trace: [ 881.328290][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.328344][ T32] r10:8291a684 r9:eb0f9d84 r8:00000002 r7:60000013 r6:eb0f9d8c r5:8548ec00 [ 881.328402][ T32] r4:8548ec00 [ 881.328426][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.328470][ T32] r5:8548ec00 r4:8291a680 [ 881.328508][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.328595][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.328650][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f9e08 [ 881.328673][ T32] r4:00000000 [ 881.328693][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.328728][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.328793][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.328837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fec80 [ 881.328893][ T32] r4:00000000 [ 881.328915][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.328958][ T32] r9:83018205 r8:8548ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 881.329002][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.329075][ T32] r5:00001000 r4:eb059000 [ 881.329129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.329201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.329265][ T32] r5:8547638c r4:85476000 [ 881.329314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.329370][ T32] r7:ddde2d80 r6:83018200 r5:8547638c r4:85405f00 [ 881.329391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.329464][ T32] r10:61c88647 r9:8548ec00 r8:85405f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.329490][ T32] r4:85405f00 [ 881.329522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.329582][ T32] r10:00000000 r9:85405f00 r8:80287e08 r7:eb0f5e60 r6:85405f80 r5:8548ec00 [ 881.329609][ T32] r4:00000001 [ 881.329640][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.329679][ T32] Exception stack(0xeb0f9fb0 to 0xeb0f9ff8) [ 881.329718][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 881.329749][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.329795][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.329874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.329899][ T32] r4:853feb40 [ 881.330265][ T32] INFO: task kworker/1:284:4624 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.330312][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.330402][ T32] Workqueue: events bpf_prog_free_deferred [ 881.330472][ T32] Call trace: [ 881.330547][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.330603][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.330628][ T32] r4:00000000 [ 881.330647][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.330686][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.330714][ T32] dd20: 9fc22000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 881.330742][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 881.330766][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.330791][ T32] r5:800f0013 r4:80239bb0 [ 881.330811][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.330858][ T32] r4:82ac21e4 [ 881.330924][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.330978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 881.331004][ T32] r4:eab2ddc0 [ 881.331023][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.331064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.331119][ T32] r4:00000000 [ 881.331159][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.331240][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 881.331286][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.331377][ T32] r5:00001000 r4:dfa09000 [ 881.331424][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.331503][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.331637][ T32] r5:85272b8c r4:85272800 [ 881.331667][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.331741][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 881.331766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.331814][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.331840][ T32] r4:85249480 [ 881.331860][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.331906][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 881.331929][ T32] r4:00000001 [ 881.331974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.332026][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 881.332080][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.332122][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.332175][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.332208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.332232][ T32] r4:85243840 [ 881.332269][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.332327][ T32] INFO: task kworker/1:285:4626 blocked for more than 458 seconds. [ 881.332371][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.332457][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.332650][ T32] task:kworker/1:285 state:D stack:0 pid:4626 tgid:4626 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.332804][ T32] Workqueue: events bpf_prog_free_deferred [ 881.332848][ T32] Call trace: [ 881.332882][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.332955][ T32] r10:8291a684 r9:eb105d84 r8:00000002 r7:60000013 r6:eb105d8c r5:8548d400 [ 881.332983][ T32] r4:8548d400 ** 3 printk messages dropped ** [ 881.333118][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 881.359031][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 881.359260][ T32] r5:8547678c r4:85476400 [ 881.359282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 881.359406][ T32] r10:61c88647 r9:8548d400 r8:853e402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 881.359771][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 881.360999][ T32] Call trace: ** 4 printk messages dropped ** [ 881.361359][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 6 printk messages dropped ** [ 881.361684][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 881.362362][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 5 printk messages dropped ** [ 881.362600][ T32] r4:00000001 ** 4 printk messages dropped ** [ 881.362769][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 881.363140][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 881.376766][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 881.377300][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 881.377542][ T32] r5:85476b8c r4:85476800 ** 3 printk messages dropped ** [ 881.377754][ T32] r10:61c88647 r9:85498000 r8:853e412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 881.378311][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.378424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.378473][ T32] r4:85419d80 [ 881.379148][ T32] INFO: task kworker/1:286:4629 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.379215][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.379421][ T32] Workqueue: events bpf_prog_free_deferred [ 881.379473][ T32] Call trace: [ 881.379531][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.379592][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.379618][ T32] r4:00000000 [ 881.379638][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.379678][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.379707][ T32] dd20: a0270000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 881.379834][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 881.379889][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.379929][ T32] r5:800f0013 r4:80239bb0 [ 881.379983][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.380027][ T32] r4:82ac21e4 [ 881.380048][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.380109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 881.380164][ T32] r4:eab2ddc0 [ 881.380189][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.380235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.380259][ T32] r4:00000000 [ 881.380291][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.380362][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 881.380388][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.380431][ T32] r5:00001000 r4:dfa09000 [ 881.380452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.380492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.380537][ T32] r5:85272b8c r4:85272800 [ 881.380557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.380604][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 881.380662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.380713][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.380863][ T32] r4:85249480 [ 881.381068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.381130][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 881.381154][ T32] r4:00000001 [ 881.381284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.381335][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 881.381370][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.381398][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.381490][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.381565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.381616][ T32] r4:85243840 [ 881.381665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.381742][ T32] INFO: task kworker/1:287:4630 blocked for more than 458 seconds. [ 881.381782][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.381836][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.381913][ T32] task:kworker/1:287 state:D stack:0 pid:4630 tgid:4630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.381964][ T32] Workqueue: events bpf_prog_free_deferred [ 881.382111][ T32] Call trace: [ 881.382201][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.382294][ T32] r10:8291a684 r9:eb119d84 r8:00000002 r7:60000113 r6:eb119d8c r5:85498c00 [ 881.382326][ T32] r4:85498c00 [ 881.382409][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.382484][ T32] r5:85498c00 r4:8291a680 [ 881.382560][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.382617][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.382660][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb119e08 [ 881.382710][ T32] r4:00000000 [ 881.382734][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.382769][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.382890][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.382986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e5040 [ 881.383012][ T32] r4:00000000 [ 881.383060][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.383160][ T32] r9:83018205 r8:85498c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 881.383186][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 881.383327][ T32] r5:85476f8c r4:85476c00 [ 881.383347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.383393][ T32] r7:ddde2d80 r6:83018200 r5:85476f8c r4:853e4200 ** 4 printk messages dropped ** [ 881.407466][ T32] r10:00000000 r9:853e4200 r8:80287e08 r7:eb10de60 r6:853e4280 r5:85498c00 ** 9 printk messages dropped ** [ 881.408534][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 881.409217][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 881.409699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 881.410263][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 881.410289][ T32] r4:00000001 [ 881.410358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.410462][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 881.410492][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.410526][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.410578][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.410610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.410633][ T32] r4:85243840 [ 881.410733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.410786][ T32] INFO: task kworker/1:288:4632 blocked for more than 458 seconds. [ 881.410830][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.410857][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.410879][ T32] task:kworker/1:288 state:D stack:0 pid:4632 tgid:4632 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.410925][ T32] Workqueue: events bpf_prog_free_deferred [ 881.410967][ T32] Call trace: [ 881.410996][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.411043][ T32] r10:8291a684 r9:eb101d84 r8:00000002 r7:60000113 r6:eb101d8c r5:85499800 [ 881.411082][ T32] r4:85499800 [ 881.411190][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.411264][ T32] r5:85499800 r4:8291a680 [ 881.411313][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.411388][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.411436][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb101e08 [ 881.411486][ T32] r4:00000000 [ 881.411513][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.411553][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.411613][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.411661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e5640 [ 881.411684][ T32] r4:00000000 [ 881.411730][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.411778][ T32] r9:83018205 r8:85499800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 881.411801][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.411842][ T32] r5:00001000 r4:dfb31000 [ 881.411862][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.411901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.411966][ T32] r5:85477f8c r4:85477c00 [ 881.412010][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.412086][ T32] r7:ddde2d80 r6:83018200 r5:85477f8c r4:853e4300 [ 881.412116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.412163][ T32] r10:61c88647 r9:85499800 r8:853e432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.412191][ T32] r4:853e4300 [ 881.412212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.412262][ T32] r10:00000000 r9:853e4300 r8:80287e08 r7:eb119e60 r6:853e4380 r5:85499800 [ 881.412287][ T32] r4:00000001 [ 881.412328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.412367][ T32] Exception stack(0xeb101fb0 to 0xeb101ff8) [ 881.412394][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 881.412422][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.412451][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.412485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.412515][ T32] r4:853e5080 [ 881.412830][ T32] INFO: task kworker/1:288:4632 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.412863][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.412962][ T32] Workqueue: events bpf_prog_free_deferred [ 881.413070][ T32] Call trace: [ 881.413153][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.413228][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.413254][ T32] r4:00000000 [ 881.413275][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.413314][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.413380][ T32] dd20: a05e6000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 881.413574][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 881.425034][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.425095][ T32] r5:800f0013 r4:80239bb0 [ 881.425123][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.425223][ T32] r4:82ac21e4 [ 881.425250][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.425295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 881.425319][ T32] r4:eab2ddc0 [ 881.425341][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.425385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.425435][ T32] r4:00000000 [ 881.425460][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.425510][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 881.425534][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.425578][ T32] r5:00001000 r4:dfa09000 [ 881.425598][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.425638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.425681][ T32] r5:85272b8c r4:85272800 ** 1 printk messages dropped ** [ 881.426059][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 881.426517][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 881.426860][ T32] INFO: task kworker/1:289:4633 blocked for more than 458 seconds. ** 7 printk messages dropped ** [ 881.427289][ T32] r4:8549a400 ** 4 printk messages dropped ** [ 881.427615][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb121e08 ** 8 printk messages dropped ** [ 881.428210][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 881.428390][ T32] r5:8547738c r4:85477000 [ 881.428410][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 881.428612][ T32] r10:61c88647 r9:8549a400 r8:853e442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 881.429241][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 881.430223][ T32] Call trace: ** 5 printk messages dropped ** [ 881.430629][ T32] dd20: a05e6000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 9 printk messages dropped ** [ 881.431320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 881.431707][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 881.431981][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 4 printk messages dropped ** [ 881.432181][ T32] r4:85243840 ** 5 printk messages dropped ** [ 881.432535][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 881.432874][ T32] r4:8549b000 [ 881.432910][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.432975][ T32] r5:8549b000 r4:8291a680 [ 881.432997][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.433066][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.433160][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb12de08 [ 881.433228][ T32] r4:00000000 [ 881.433282][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.433348][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.433387][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.433432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e53c0 [ 881.433488][ T32] r4:00000000 [ 881.457951][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.458244][ T32] r9:83018205 r8:8549b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 881.458313][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.458910][ T32] r5:00001000 r4:eb137000 [ 881.459298][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.459461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.459566][ T32] r5:8547778c r4:85477400 [ 881.460019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.460141][ T32] r7:ddde2d80 r6:83018200 r5:8547778c r4:853e4500 [ 881.460196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.460302][ T32] r10:61c88647 r9:8549b000 r8:853e452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.460370][ T32] r4:853e4500 [ 881.460418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.460521][ T32] r10:00000000 r9:853e4500 r8:80287e08 r7:eb101e60 r6:853e4580 r5:8549b000 [ 881.460574][ T32] r4:00000001 [ 881.460622][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.460707][ T32] Exception stack(0xeb12dfb0 to 0xeb12dff8) [ 881.460797][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.460871][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.460936][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.461009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.461116][ T32] r4:853e5500 [ 881.462292][ T32] INFO: task kworker/1:290:4636 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.462391][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.462590][ T32] Workqueue: events bpf_prog_free_deferred [ 881.462717][ T32] Call trace: [ 881.462801][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.462915][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.462989][ T32] r4:00000000 [ 881.463043][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.463135][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.463201][ T32] dd20: a0919000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 881.463289][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 881.463375][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.463431][ T32] r5:800f0013 r4:80239bb0 [ 881.463543][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.484457][ T32] r4:82ac21e4 [ 881.484583][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.484720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 881.484797][ T32] r4:eab2ddc0 [ 881.484858][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.484953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.485009][ T32] r4:00000000 [ 881.485060][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 881.485783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 881.486661][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 881.487441][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 881.488127][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 881.488984][ T32] r5:00001000 r4:dfa65000 ** 2 printk messages dropped ** [ 881.489299][ T32] r5:85477b8c r4:85477800 ** 1 printk messages dropped ** [ 881.489460][ T32] r7:ddde2d80 r6:83018200 r5:85477b8c r4:853e4600 ** 5 printk messages dropped ** [ 881.490012][ T32] r4:00000001 ** 4 printk messages dropped ** [ 881.490386][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 881.492031][ T32] Call trace: ** 5 printk messages dropped ** [ 881.492518][ T32] dd20: a0b44000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 9 printk messages dropped ** [ 881.493276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 881.516520][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 881.517067][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.517139][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.517244][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.517310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.517343][ T32] r4:85243840 [ 881.517368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.517399][ T32] INFO: task kworker/1:292:4640 blocked for more than 458 seconds. [ 881.517432][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.517457][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.517479][ T32] task:kworker/1:292 state:D stack:0 pid:4640 tgid:4640 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.517553][ T32] Workqueue: events bpf_prog_free_deferred [ 881.517622][ T32] Call trace: [ 881.517672][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.517724][ T32] r10:8291a684 r9:eb141d84 r8:00000002 r7:60000013 r6:eb141d8c r5:8549c800 [ 881.517774][ T32] r4:8549c800 [ 881.517821][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.517868][ T32] r5:8549c800 r4:8291a680 [ 881.517900][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.517944][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.518014][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb141e08 [ 881.518091][ T32] r4:00000000 [ 881.518115][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.518153][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.518189][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.518229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e5840 [ 881.518252][ T32] r4:00000000 [ 881.518271][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.518315][ T32] r9:83018205 r8:8549c800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 881.518355][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.518401][ T32] r5:00001000 r4:dff0b000 [ 881.518422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.518473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.518537][ T32] r5:8547c38c r4:8547c000 [ 881.518559][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.518604][ T32] r7:ddde2d80 r6:83018200 r5:8547c38c r4:853e4700 [ 881.518651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.518700][ T32] r10:61c88647 r9:8549c800 r8:853e472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.518728][ T32] r4:853e4700 [ 881.518749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.518797][ T32] r10:00000000 r9:853e4700 r8:80287e08 r7:eb101e60 r6:853e4780 r5:8549c800 [ 881.518840][ T32] r4:00000001 [ 881.518862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.518899][ T32] Exception stack(0xeb141fb0 to 0xeb141ff8) [ 881.518951][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 881.519009][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.519067][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.519113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.519136][ T32] r4:853e5780 [ 881.519781][ T32] INFO: task kworker/1:292:4640 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.519840][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.519902][ T32] Workqueue: events bpf_prog_free_deferred [ 881.519946][ T32] Call trace: [ 881.520051][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.520113][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.520157][ T32] r4:00000000 [ 881.520180][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.520238][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.520291][ T32] dd20: a0d2b000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 881.520354][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 881.520385][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.520460][ T32] r5:800f0013 r4:80239bb0 [ 881.520591][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.520637][ T32] r4:82ac21e4 [ 881.520659][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.520700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 881.520723][ T32] r4:eab2ddc0 [ 881.520742][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.521052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.521081][ T32] r4:00000000 [ 881.521102][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.521219][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 881.521250][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.521319][ T32] r5:00001000 r4:dfa09000 [ 881.521351][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.521391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.521434][ T32] r5:85272b8c r4:85272800 [ 881.521479][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.521555][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 881.521631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.521731][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 881.522058][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 881.522367][ T32] task:kworker/1:293 state:D stack:0 pid:4642 tgid:4642 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 881.522937][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.522985][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.523026][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb145e08 [ 881.523049][ T32] r4:00000000 [ 881.523068][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.523103][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.523137][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.523178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e5900 [ 881.523227][ T32] r4:00000000 [ 881.523275][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.523342][ T32] r9:83018205 r8:8549d400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 881.523412][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.547592][ T32] r5:00001000 r4:e0435000 [ 881.547667][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.547870][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.547920][ T32] r5:8547c78c r4:8547c400 [ 881.548018][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.548095][ T32] r7:ddde2d80 r6:83018200 r5:8547c78c r4:853e4800 [ 881.548174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.548228][ T32] r10:61c88647 r9:8549d400 r8:853e482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.548379][ T32] r4:853e4800 [ 881.548404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.548453][ T32] r10:00000000 r9:853e4800 r8:80287e08 r7:eb141e60 r6:853e4880 r5:8549d400 [ 881.548500][ T32] r4:00000001 [ 881.548524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.548587][ T32] Exception stack(0xeb145fb0 to 0xeb145ff8) [ 881.548653][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 881.548703][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.548881][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.548990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.549041][ T32] r4:853e5700 [ 881.549696][ T32] INFO: task kworker/1:293:4642 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.549735][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.549805][ T32] Workqueue: events bpf_prog_free_deferred [ 881.549946][ T32] Call trace: [ 881.550035][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.550092][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.550140][ T32] r4:00000000 [ 881.550240][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.550284][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.550314][ T32] dd20: a1003000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 881.550377][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 881.550432][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.550459][ T32] r5:800f0013 r4:80239bb0 [ 881.550481][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.550550][ T32] r4:82ac21e4 [ 881.550625][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.550672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 881.550696][ T32] r4:eab2ddc0 [ 881.550742][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.550839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.550865][ T32] r4:00000000 [ 881.550886][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.550934][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 881.550980][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.551052][ T32] r5:00001000 r4:dfa09000 [ 881.551154][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.551216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.551300][ T32] r5:85272b8c r4:85272800 [ 881.551359][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.551440][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 881.551464][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.551512][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.551713][ T32] r4:85249480 [ 881.551911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.551962][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 881.552060][ T32] r4:00000001 [ 881.552113][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.552154][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 881.552182][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.552210][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 881.552518][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 881.553419][ T32] r4:8549e000 ** 4 printk messages dropped ** [ 881.572768][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb149e08 ** 8 printk messages dropped ** [ 881.577798][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 881.578283][ T32] r5:8547cb8c r4:8547c800 [ 881.578349][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.578446][ T32] r7:ddde2d80 r6:83018200 r5:8547cb8c r4:853e4900 ** 2 printk messages dropped ** [ 881.578688][ T32] r4:853e4900 ** 6 printk messages dropped ** [ 881.579239][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 881.580995][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 6 printk messages dropped ** [ 881.581495][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 881.582016][ T32] r4:eab2ddc0 ** 7 printk messages dropped ** [ 881.582472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 881.583267][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 7 printk messages dropped ** [ 881.602368][ T32] r4:85243840 ** 5 printk messages dropped ** [ 881.602752][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 881.603145][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 881.614474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e5c40 ** 2 printk messages dropped ** [ 881.614612][ T32] r9:83018205 r8:8549ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 881.614666][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.614717][ T32] r5:00001000 r4:e87dd000 [ 881.614740][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.615026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.615076][ T32] r5:8547cf8c r4:8547cc00 [ 881.615098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.615148][ T32] r7:ddde2d80 r6:83018200 r5:8547cf8c r4:853e4a00 [ 881.615171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.615221][ T32] r10:61c88647 r9:8549ec00 r8:853e4a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.615245][ T32] r4:853e4a00 [ 881.615265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.615313][ T32] r10:00000000 r9:853e4a00 r8:80287e08 r7:eb149e60 r6:853e4a80 r5:8549ec00 [ 881.615419][ T32] r4:00000001 [ 881.615445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.615485][ T32] Exception stack(0xeb14dfb0 to 0xeb14dff8) [ 881.615516][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.615547][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.615575][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.615606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.615707][ T32] r4:853e5cc0 [ 881.616357][ T32] INFO: task kworker/1:295:4646 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.616420][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.616496][ T32] Workqueue: events bpf_prog_free_deferred [ 881.616544][ T32] Call trace: [ 881.616576][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.616758][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.616787][ T32] r4:00000000 [ 881.616808][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.616848][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.616876][ T32] dd20: a172d000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 881.616906][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 881.616957][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.617040][ T32] r5:800f0013 r4:80239bb0 [ 881.617064][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.617110][ T32] r4:82ac21e4 [ 881.617133][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.617207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 881.617251][ T32] r4:eab2ddc0 [ 881.617277][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.617346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.617375][ T32] r4:00000000 [ 881.617397][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.617441][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 881.617464][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 881.617752][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 881.618459][ T32] r4:00000001 ** 5 printk messages dropped ** [ 881.618736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 881.619468][ T32] r10:8291a684 r9:eb151d84 r8:00000002 r7:60000113 r6:eb151d8c r5:854a0000 ** 8 printk messages dropped ** [ 881.619875][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 881.620707][ T32] r5:8547d78c r4:8547d400 [ 881.620754][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 881.621081][ T32] r10:61c88647 r9:854a0000 r8:853e4b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 881.621494][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 881.622378][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 881.622921][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 881.623547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 10 printk messages dropped ** [ 881.648774][ T32] r5:85272b8c r4:85272800 ** 9 printk messages dropped ** [ 881.649554][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 2 printk messages dropped ** [ 881.649817][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.649889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.649942][ T32] r4:85243840 [ 881.649995][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.650073][ T32] INFO: task kworker/1:297:4649 blocked for more than 458 seconds. [ 881.650149][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.650204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.650253][ T32] task:kworker/1:297 state:D stack:0 pid:4649 tgid:4649 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.650380][ T32] Workqueue: events bpf_prog_free_deferred [ 881.650475][ T32] Call trace: [ 881.650599][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.650774][ T32] r10:8291a684 r9:eb135d84 r8:00000002 r7:60000113 r6:eb135d8c r5:854a0c00 [ 881.650834][ T32] r4:854a0c00 [ 881.650882][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.650989][ T32] r5:854a0c00 r4:8291a680 [ 881.651059][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.651167][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.651264][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb135e08 [ 881.651315][ T32] r4:00000000 [ 881.651384][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.651480][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.651576][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.651688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e5e80 [ 881.651765][ T32] r4:00000000 [ 881.651829][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.651929][ T32] r9:83018205 r8:854a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 881.651979][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.652066][ T32] r5:00001000 r4:ea851000 [ 881.652170][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.652262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.652366][ T32] r5:8547d38c r4:8547d000 [ 881.652414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.652516][ T32] r7:ddde2d80 r6:83018200 r5:8547d38c r4:853e4c00 [ 881.652567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.652685][ T32] r10:61c88647 r9:854a0c00 r8:853e4c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.652818][ T32] r4:853e4c00 [ 881.652914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.653054][ T32] r10:00000000 r9:853e4c00 r8:80287e08 r7:eb151e60 r6:853e4c80 r5:854a0c00 [ 881.653154][ T32] r4:00000001 [ 881.653244][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.653375][ T32] Exception stack(0xeb135fb0 to 0xeb135ff8) [ 881.653462][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 881.664876][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.665051][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.665127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.665206][ T32] r4:853e5f80 [ 881.666408][ T32] INFO: task kworker/1:297:4649 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.666511][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.666685][ T32] Workqueue: events bpf_prog_free_deferred [ 881.666819][ T32] Call trace: [ 881.666899][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.667038][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.667109][ T32] r4:00000000 [ 881.667167][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.667259][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 2 printk messages dropped ** [ 881.667472][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 881.668164][ T32] r4:00000000 ** 5 printk messages dropped ** [ 881.668676][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 881.669503][ T32] r4:00000001 ** 5 printk messages dropped ** [ 881.669885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 881.670647][ T32] r10:8291a684 r9:eb155d84 r8:00000002 r7:60000113 r6:eb155d8c r5:854a1800 ** 5 printk messages dropped ** [ 881.671057][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb155e08 ** 8 printk messages dropped ** [ 881.671735][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 881.672035][ T32] r5:8547df8c r4:8547dc00 ** 2 printk messages dropped ** [ 881.672226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 881.672919][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 881.701974][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 10 printk messages dropped ** [ 881.702438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 10 printk messages dropped ** [ 881.703372][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 881.714278][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 3 printk messages dropped ** [ 881.714479][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.714538][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.714570][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.714600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.714634][ T32] r4:85243840 [ 881.714660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.714702][ T32] INFO: task kworker/1:299:4653 blocked for more than 458 seconds. [ 881.714736][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.714774][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.714806][ T32] task:kworker/1:299 state:D stack:0 pid:4653 tgid:4653 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.714864][ T32] Workqueue: events bpf_prog_free_deferred [ 881.714918][ T32] Call trace: [ 881.714970][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.715026][ T32] r10:8291a684 r9:eb159d84 r8:00000002 r7:60000013 r6:eb159d8c r5:854a2400 [ 881.715062][ T32] r4:854a2400 [ 881.715111][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.715158][ T32] r5:854a2400 r4:8291a680 [ 881.715179][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.715230][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.715287][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb159e08 [ 881.715342][ T32] r4:00000000 [ 881.715367][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.715403][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.715441][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.715482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351040 [ 881.715504][ T32] r4:00000000 [ 881.715524][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.715618][ T32] r9:83018205 r8:854a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 881.715652][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.715694][ T32] r5:00001000 r4:ea9c1000 [ 881.715714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.715772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.715830][ T32] r5:8547db8c r4:8547d800 [ 881.715867][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.715944][ T32] r7:ddde2d80 r6:83018200 r5:8547db8c r4:853e4e00 [ 881.715970][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.716018][ T32] r10:61c88647 r9:854a2400 r8:853e4e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.716051][ T32] r4:853e4e00 [ 881.716071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.716145][ T32] r10:00000000 r9:853e4e00 r8:80287e08 r7:eb155e60 r6:853e4e80 r5:854a2400 [ 881.716177][ T32] r4:00000001 [ 881.716198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.716241][ T32] Exception stack(0xeb159fb0 to 0xeb159ff8) [ 881.716270][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 881.716311][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.716348][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.716378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.716400][ T32] r4:853e5f40 [ 881.717014][ T32] INFO: task kworker/1:299:4653 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.717049][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.717106][ T32] Workqueue: events bpf_prog_free_deferred [ 881.717150][ T32] Call trace: [ 881.717214][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.717267][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.717305][ T32] r4:00000000 [ 881.717328][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.717388][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.717420][ T32] dd20: a1e7a000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 881.717455][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 881.717486][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.717512][ T32] r5:800f0013 r4:80239bb0 [ 881.717533][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.717574][ T32] r4:82ac21e4 [ 881.717594][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.717634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 881.717658][ T32] r4:eab2ddc0 [ 881.717677][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.717741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.717767][ T32] r4:00000000 [ 881.717788][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.717833][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 881.717879][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.717950][ T32] r5:00001000 r4:dfa09000 [ 881.717998][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.718041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.718083][ T32] r5:85272b8c r4:85272800 [ 881.718104][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.718180][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 881.718205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.718278][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.718335][ T32] r4:85249480 [ 881.718387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.718463][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 881.718490][ T32] r4:00000001 [ 881.718534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.718599][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 881.718629][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.718671][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.718734][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.718792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.718818][ T32] r4:85243840 [ 881.718840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.718891][ T32] INFO: task kworker/1:300:4655 blocked for more than 458 seconds. [ 881.718933][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.718985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.719040][ T32] task:kworker/1:300 state:D stack:0 pid:4655 tgid:4655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.719095][ T32] Workqueue: events bpf_prog_free_deferred [ 881.719136][ T32] Call trace: [ 881.719190][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.719265][ T32] r10:8291a684 r9:eb15dd84 r8:00000002 r7:60000113 r6:eb15dd8c r5:854a3000 [ 881.719293][ T32] r4:854a3000 [ 881.719329][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.719404][ T32] r5:854a3000 r4:8291a680 [ 881.719428][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.719491][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.719537][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb15de08 [ 881.719584][ T32] r4:00000000 [ 881.719607][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.719643][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.719677][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.719717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351780 [ 881.719740][ T32] r4:00000000 [ 881.719764][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.719833][ T32] r9:83018205 r8:854a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 881.719859][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.719901][ T32] r5:00001000 r4:ead55000 [ 881.719921][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.719959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.720019][ T32] r5:8547ef8c r4:8547ec00 [ 881.720065][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 881.720377][ T32] r4:853e4f00 ** 5 printk messages dropped ** [ 881.720830][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.720893][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.720967][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.721036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.721101][ T32] r4:85351280 [ 881.721628][ T32] INFO: task kworker/1:300:4655 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.721675][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.721735][ T32] Workqueue: events bpf_prog_free_deferred [ 881.721781][ T32] Call trace: [ 881.721855][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.721910][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.721934][ T32] r4:00000000 [ 881.721954][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.722061][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.722099][ T32] dd20: a1e7a000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 881.722184][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 881.722232][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.722261][ T32] r5:800f0013 r4:80239bb0 [ 881.722282][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.722353][ T32] r4:82ac21e4 [ 881.722385][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.722429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 881.722451][ T32] r4:eab2ddc0 [ 881.722470][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.722510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.722532][ T32] r4:00000000 [ 881.722550][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.722682][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 881.722710][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.722754][ T32] r5:00001000 r4:dfa09000 [ 881.722775][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.722814][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.722855][ T32] r5:85272b8c r4:85272800 [ 881.722880][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.722927][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 881.722947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 881.723110][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 6 printk messages dropped ** [ 881.723311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.723342][ T32] r4:85243840 [ 881.723364][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.723390][ T32] INFO: task kworker/1:301:4657 blocked for more than 458 seconds. [ 881.723417][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.723441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.744099][ T32] task:kworker/1:301 state:D stack:0 pid:4657 tgid:4657 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.744234][ T32] Workqueue: events bpf_prog_free_deferred [ 881.744336][ T32] Call trace: [ 881.744373][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.744445][ T32] r10:8291a684 r9:eb161d84 r8:00000002 r7:60000013 r6:eb161d8c r5:854a3c00 [ 881.744475][ T32] r4:854a3c00 [ 881.744512][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.744714][ T32] r5:854a3c00 r4:8291a680 [ 881.744917][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.745036][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.745087][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb161e08 [ 881.745112][ T32] r4:00000000 [ 881.745133][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.745207][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.745315][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.745450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351340 [ 881.745510][ T32] r4:00000000 [ 881.745584][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.745689][ T32] r9:83018205 r8:854a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 881.745759][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.745872][ T32] r5:00001000 r4:eabcd000 [ 881.745926][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.746069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.746150][ T32] r5:8547e38c r4:8547e000 [ 881.746194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.746256][ T32] r7:ddde2d80 r6:83018200 r5:8547e38c r4:8534e000 [ 881.746280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 881.746430][ T32] r10:00000000 r9:8534e000 r8:80287e08 r7:eb15de60 r6:8534e080 r5:854a3c00 ** 9 printk messages dropped ** [ 881.747463][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 881.748278][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 881.748571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 881.749006][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 881.749532][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 3 printk messages dropped ** [ 881.749682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 881.750258][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 881.750712][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb165e08 ** 9 printk messages dropped ** [ 881.751170][ T32] r5:00001000 r4:ead0d000 ** 1 printk messages dropped ** [ 881.751234][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 881.751537][ T32] r10:61c88647 r9:854a4800 r8:8534e12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 881.751814][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 881.752324][ T32] Workqueue: events bpf_prog_free_deferred [ 881.752377][ T32] Call trace: [ 881.752437][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.752493][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.752677][ T32] r4:00000000 [ 881.752701][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.752742][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.752770][ T32] dd20: a21c5000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 881.752934][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 881.752998][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.753027][ T32] r5:800f0013 r4:80239bb0 [ 881.753048][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.753093][ T32] r4:82ac21e4 [ 881.753113][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.753155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 881.753211][ T32] r4:eab2ddc0 [ 881.753234][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.753276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.753298][ T32] r4:00000000 [ 881.753318][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.753369][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 881.753391][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.753431][ T32] r5:00001000 r4:dfa09000 [ 881.753452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.781624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.781850][ T32] r5:85272b8c r4:85272800 [ 881.781881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.781934][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 881.781956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.782006][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.782031][ T32] r4:85249480 [ 881.782051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.782101][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 881.782140][ T32] r4:00000001 [ 881.782170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.782210][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 881.782267][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.782325][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.782386][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.782432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.782509][ T32] r4:85243840 [ 881.782536][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.782566][ T32] INFO: task kworker/1:303:4663 blocked for more than 458 seconds. [ 881.782598][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.782776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.782803][ T32] task:kworker/1:303 state:D stack:0 pid:4663 tgid:4663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.782861][ T32] Workqueue: events bpf_prog_free_deferred [ 881.783053][ T32] Call trace: [ 881.783237][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.783294][ T32] r10:8291a684 r9:eb16dd84 r8:00000002 r7:60000013 r6:eb16dd8c r5:854a5400 [ 881.783317][ T32] r4:854a5400 [ 881.783438][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.783485][ T32] r5:854a5400 r4:8291a680 [ 881.783526][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.783588][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.796209][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb16de08 [ 881.796273][ T32] r4:00000000 [ 881.796299][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.796359][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.796399][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.796441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351540 [ 881.796464][ T32] r4:00000000 [ 881.796484][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.796529][ T32] r9:83018205 r8:854a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 881.796552][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.796596][ T32] r5:00001000 r4:ead35000 [ 881.796616][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.796655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.796697][ T32] r5:8547eb8c r4:8547e800 [ 881.796732][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.796784][ T32] r7:ddde2d80 r6:83018200 r5:8547eb8c r4:8534e200 [ 881.796806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.796886][ T32] r10:61c88647 r9:854a5400 r8:8534e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.796913][ T32] r4:8534e200 [ 881.796934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.796980][ T32] r10:00000000 r9:8534e200 r8:80287e08 r7:eb15de60 r6:8534e280 r5:854a5400 ** 2 printk messages dropped ** [ 881.797129][ T32] Exception stack(0xeb16dfb0 to 0xeb16dff8) ** 7 printk messages dropped ** [ 881.798176][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 881.798462][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 881.798831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 7 printk messages dropped ** [ 881.799378][ T32] r5:00001000 r4:dfa09000 ** 6 printk messages dropped ** [ 881.799883][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 881.800305][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 881.800614][ T32] task:kworker/1:304 state:D stack:0 pid:4665 tgid:4665 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 881.801394][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 881.801541][ T32] r4:00000000 [ 881.801586][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.801645][ T32] r9:83018205 r8:854a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 881.801670][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.801712][ T32] r5:00001000 r4:ead71000 [ 881.801738][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.801780][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.801846][ T32] r5:8547f38c r4:8547f000 [ 881.801885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.801961][ T32] r7:ddde2d80 r6:83018200 r5:8547f38c r4:8534e300 [ 881.802010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.802069][ T32] r10:61c88647 r9:854a6000 r8:8534e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.802125][ T32] r4:8534e300 [ 881.802154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.802217][ T32] r10:00000000 r9:8534e300 r8:80287e08 r7:eb15de60 r6:8534e380 r5:854a6000 [ 881.802242][ T32] r4:00000001 [ 881.802261][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.802312][ T32] Exception stack(0xeb171fb0 to 0xeb171ff8) [ 881.802346][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 881.802381][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.802411][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.802440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.802462][ T32] r4:85351740 [ 881.802794][ T32] INFO: task kworker/1:304:4665 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.802865][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.802947][ T32] Workqueue: events bpf_prog_free_deferred [ 881.802990][ T32] Call trace: [ 881.803020][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.803246][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.803315][ T32] r4:00000000 [ 881.803351][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.803391][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.803420][ T32] dd20: a2994000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 881.803449][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 881.803534][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.823957][ T32] r5:800f0013 r4:80239bb0 [ 881.824012][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.824077][ T32] r4:82ac21e4 [ 881.824119][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.824168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 881.824194][ T32] r4:eab2ddc0 [ 881.824215][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.824258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.824302][ T32] r4:00000000 [ 881.824342][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.824409][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 881.824467][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.824596][ T32] r5:00001000 r4:dfa09000 [ 881.824722][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.824793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.824842][ T32] r5:85272b8c r4:85272800 [ 881.824864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.825146][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 881.825268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.825346][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.825379][ T32] r4:85249480 [ 881.825401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.825453][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 881.825496][ T32] r4:00000001 [ 881.825573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.825644][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 881.825808][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.825860][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.825927][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 881.826173][ T32] r4:85243840 ** 5 printk messages dropped ** [ 881.826986][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 881.827709][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 881.828295][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 881.828707][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.828750][ T32] r5:8547fb8c r4:8547f800 [ 881.828771][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 881.829262][ T32] r4:00000001 ** 4 printk messages dropped ** [ 881.829952][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 881.831880][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 881.832466][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 881.832732][ T32] r4:00000000 ** 5 printk messages dropped ** [ 881.833339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 881.856398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 881.856615][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.856647][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.856675][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.856729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.856755][ T32] r4:85243840 [ 881.856803][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.856838][ T32] INFO: task kworker/1:306:4668 blocked for more than 458 seconds. [ 881.856872][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.856902][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.856926][ T32] task:kworker/1:306 state:D stack:0 pid:4668 tgid:4668 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.857008][ T32] Workqueue: events bpf_prog_free_deferred [ 881.857058][ T32] Call trace: [ 881.857118][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.857206][ T32] r10:8291a684 r9:eb169d84 r8:00000002 r7:60000113 r6:eb169d8c r5:854a8000 [ 881.857236][ T32] r4:854a8000 [ 881.857258][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.857329][ T32] r5:854a8000 r4:8291a680 [ 881.857379][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.857458][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.857565][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb169e08 [ 881.857634][ T32] r4:00000000 [ 881.857661][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.857698][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.857759][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.857818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351b00 [ 881.857845][ T32] r4:00000000 [ 881.857867][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.857913][ T32] r9:83018205 r8:854a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 881.857935][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.857976][ T32] r5:00001000 r4:ead99000 [ 881.857996][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.858064][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.858136][ T32] r5:8547f78c r4:8547f400 [ 881.858161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.858213][ T32] r7:ddde2d80 r6:83018200 r5:8547f78c r4:8534e500 [ 881.858263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.858466][ T32] r10:61c88647 r9:854a8000 r8:8534e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.858495][ T32] r4:8534e500 [ 881.858515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.858585][ T32] r10:00000000 r9:8534e500 r8:80287e08 r7:eb175e60 r6:8534e580 r5:854a8000 [ 881.858613][ T32] r4:00000001 [ 881.858632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.858668][ T32] Exception stack(0xeb169fb0 to 0xeb169ff8) [ 881.858743][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 881.858775][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.858882][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.858932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.858965][ T32] r4:85351a00 [ 881.859567][ T32] INFO: task kworker/1:306:4668 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.859629][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.859697][ T32] Workqueue: events bpf_prog_free_deferred [ 881.859741][ T32] Call trace: [ 881.859807][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.859859][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.859895][ T32] r4:00000000 [ 881.859918][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 881.860195][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 881.860604][ T32] r5:00001000 r4:dfa09000 ** 7 printk messages dropped ** [ 881.860922][ T32] r4:85249480 ** 4 printk messages dropped ** [ 881.861093][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 881.861495][ T32] INFO: task kworker/1:307:4671 blocked for more than 458 seconds. ** 6 printk messages dropped ** [ 881.861801][ T32] r10:8291a684 r9:eb179d84 r8:00000002 r7:60000113 r6:eb179d8c r5:854a8c00 ** 8 printk messages dropped ** [ 881.862350][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 881.862828][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.862895][ T32] r5:854b838c r4:854b8000 [ 881.862919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 881.863033][ T32] r10:61c88647 r9:854a8c00 r8:8534e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 881.863141][ T32] r4:00000001 ** 3 printk messages dropped ** [ 881.863289][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 881.881074][ T32] Call trace: ** 5 printk messages dropped ** [ 881.881434][ T32] dd20: a3154000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 7 printk messages dropped ** [ 881.881771][ T32] r4:eab2ddc0 ** 1 printk messages dropped ** [ 881.881835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 4 printk messages dropped ** [ 881.882026][ T32] r5:00001000 r4:dfa09000 ** 4 printk messages dropped ** [ 881.882201][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 1 printk messages dropped ** [ 881.882269][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.882291][ T32] r4:85249480 [ 881.882338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.882492][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 881.882520][ T32] r4:00000001 [ 881.882540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.882607][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 881.882652][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.882684][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.882711][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.882741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.882763][ T32] r4:85243840 [ 881.882787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.882813][ T32] INFO: task kworker/1:308:4674 blocked for more than 458 seconds. [ 881.882845][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.882869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.882955][ T32] task:kworker/1:308 state:D stack:0 pid:4674 tgid:4674 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.883069][ T32] Workqueue: events bpf_prog_free_deferred [ 881.883148][ T32] Call trace: [ 881.883200][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.883248][ T32] r10:8291a684 r9:eb17dd84 r8:00000002 r7:60000113 r6:eb17dd8c r5:854aa400 [ 881.883302][ T32] r4:854aa400 [ 881.883326][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.883374][ T32] r5:854aa400 r4:8291a680 [ 881.883393][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.883434][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.883476][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb17de08 [ 881.883560][ T32] r4:00000000 [ 881.896958][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.897038][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.897109][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.897191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351c80 [ 881.897231][ T32] r4:00000000 [ 881.897380][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.897438][ T32] r9:83018205 r8:854aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 881.897464][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.897509][ T32] r5:00001000 r4:eae09000 [ 881.897530][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.897620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.897667][ T32] r5:8547ff8c r4:8547fc00 [ 881.897777][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.897829][ T32] r7:ddde2d80 r6:83018200 r5:8547ff8c r4:8534e700 [ 881.897853][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.897901][ T32] r10:61c88647 r9:854aa400 r8:8534e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.897925][ T32] r4:8534e700 [ 881.897945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.897991][ T32] r10:00000000 r9:8534e700 r8:80287e08 r7:eb179e60 r6:8534e780 r5:854aa400 [ 881.898195][ T32] r4:00000001 [ 881.898220][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.898259][ T32] Exception stack(0xeb17dfb0 to 0xeb17dff8) [ 881.898289][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.898335][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.898366][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.898396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.898446][ T32] r4:85351cc0 [ 881.899311][ T32] INFO: task kworker/1:308:4674 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.899401][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.899476][ T32] Workqueue: events bpf_prog_free_deferred [ 881.899611][ T32] Call trace: [ 881.899725][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.899815][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.900231][ T32] r4:00000000 [ 881.900295][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.900454][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.900531][ T32] dd20: a3433000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 881.900677][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 881.900906][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.901219][ T32] r5:800f0013 r4:80239bb0 [ 881.901654][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.901762][ T32] r4:82ac21e4 [ 881.901789][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.901836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 881.901860][ T32] r4:eab2ddc0 [ 881.901983][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.902028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.902050][ T32] r4:00000000 [ 881.902069][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.902139][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 881.902190][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.902267][ T32] r5:00001000 r4:dfa09000 [ 881.902305][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.902368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.902414][ T32] r5:85272b8c r4:85272800 [ 881.902435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.902479][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 881.902537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.902649][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.902675][ T32] r4:85249480 [ 881.902695][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.902742][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 881.902765][ T32] r4:00000001 [ 881.902805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.902903][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 881.903003][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.903135][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.903169][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.903231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 881.903325][ T32] INFO: task kworker/1:309:4675 blocked for more than 458 seconds. ** 3 printk messages dropped ** [ 881.925521][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 881.926306][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.926350][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.926420][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb185e08 [ 881.926557][ T32] r4:00000000 [ 881.926580][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.926616][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.926762][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.926808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85336440 [ 881.927111][ T32] r4:00000000 [ 881.927138][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.927187][ T32] r9:83018205 r8:854ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 881.927232][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.927598][ T32] r5:00001000 r4:eae67000 [ 881.927689][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.927807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.927854][ T32] r5:854b8f8c r4:854b8c00 [ 881.927876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.927922][ T32] r7:ddde2d80 r6:83018200 r5:854b8f8c r4:8534e800 [ 881.927944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.927990][ T32] r10:61c88647 r9:854ab000 r8:8534e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.928013][ T32] r4:8534e800 [ 881.928032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.928078][ T32] r10:00000000 r9:8534e800 r8:80287e08 r7:eb179e60 r6:8534e880 r5:854ab000 [ 881.928107][ T32] r4:00000001 [ 881.928171][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.928261][ T32] Exception stack(0xeb185fb0 to 0xeb185ff8) [ 881.928341][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 881.928373][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.928425][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.928458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.928482][ T32] r4:85351cc0 [ 881.929070][ T32] INFO: task kworker/1:309:4675 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.929112][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.929300][ T32] Workqueue: events bpf_prog_free_deferred [ 881.929471][ T32] Call trace: [ 881.929557][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.929609][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.929682][ T32] r4:00000000 [ 881.929800][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.929843][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.929871][ T32] dd20: a3985000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 881.929899][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 881.929925][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.929948][ T32] r5:800f0013 r4:80239bb0 [ 881.929967][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.930006][ T32] r4:82ac21e4 [ 881.930048][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.930104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 881.930129][ T32] r4:eab2ddc0 [ 881.930149][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.930212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.930237][ T32] r4:00000000 [ 881.930256][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.930300][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 881.930321][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.930362][ T32] r5:00001000 r4:dfa09000 [ 881.930381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.930420][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.930462][ T32] r5:85272b8c r4:85272800 [ 881.930481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.930542][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 881.930596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.930646][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.930669][ T32] r4:85249480 [ 881.930687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.930732][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 881.930891][ T32] r4:00000001 [ 881.930915][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.931001][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 881.931031][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.931124][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.931235][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.931345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.931379][ T32] r4:85243840 [ 881.931554][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.931586][ T32] INFO: task kworker/1:310:4676 blocked for more than 458 seconds. [ 881.931620][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.931667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.931736][ T32] task:kworker/1:310 state:D stack:0 pid:4676 tgid:4676 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.931789][ T32] Workqueue: events bpf_prog_free_deferred [ 881.931855][ T32] Call trace: [ 881.931915][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.931962][ T32] r10:8291a684 r9:eb189d84 r8:00000002 r7:60000113 r6:eb189d8c r5:854abc00 [ 881.931984][ T32] r4:854abc00 [ 881.932030][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.932096][ T32] r5:854abc00 r4:8291a680 [ 881.932121][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.932184][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.932253][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb189e08 [ 881.932455][ T32] r4:00000000 [ 881.932478][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.932513][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.932589][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.932666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85336240 [ 881.932691][ T32] r4:00000000 [ 881.932711][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.932756][ T32] r9:83018205 r8:854abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 881.932793][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.932837][ T32] r5:00001000 r4:eae33000 [ 881.932859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.932932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.932977][ T32] r5:854b878c r4:854b8400 [ 881.933042][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.933097][ T32] r7:ddde2d80 r6:83018200 r5:854b878c r4:8534e900 [ 881.933120][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.933298][ T32] r10:61c88647 r9:854abc00 r8:8534e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.933327][ T32] r4:8534e900 [ 881.933349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.933395][ T32] r10:00000000 r9:8534e900 r8:80287e08 r7:eb185e60 r6:8534e980 r5:854abc00 [ 881.933417][ T32] r4:00000001 [ 881.933435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.933471][ T32] Exception stack(0xeb189fb0 to 0xeb189ff8) [ 881.933555][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 881.956328][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.956428][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.956543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.956589][ T32] r4:85336040 [ 881.957246][ T32] INFO: task kworker/1:310:4676 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.957292][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.957405][ T32] Workqueue: events bpf_prog_free_deferred [ 881.957490][ T32] Call trace: [ 881.957553][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.957636][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.957664][ T32] r4:00000000 [ 881.957685][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.957793][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.957850][ T32] dd20: a3e81000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 881.957888][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 881.957941][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.957969][ T32] r5:800f0013 r4:80239bb0 [ 881.957991][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.958045][ T32] r4:82ac21e4 [ 881.958070][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.958119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 881.958142][ T32] r4:eab2ddc0 [ 881.958163][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.958204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.958227][ T32] r4:00000000 [ 881.958273][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.958331][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 881.958378][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.958424][ T32] r5:00001000 r4:dfa09000 [ 881.958447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.958512][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.958585][ T32] r5:85272b8c r4:85272800 [ 881.958610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.958658][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 881.958679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.958768][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.958870][ T32] r4:85249480 [ 881.958893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.958941][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 881.958989][ T32] r4:00000001 [ 881.959017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.959085][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 881.959116][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.959215][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.959246][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.959275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.959304][ T32] r4:85243840 [ 881.959353][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.959397][ T32] INFO: task kworker/1:311:4679 blocked for more than 458 seconds. [ 881.959430][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.959529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.959575][ T32] task:kworker/1:311 state:D stack:0 pid:4679 tgid:4679 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.959631][ T32] Workqueue: events bpf_prog_free_deferred [ 881.959701][ T32] Call trace: [ 881.959762][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.959810][ T32] r10:8291a684 r9:eb181d84 r8:00000002 r7:60000013 r6:eb181d8c r5:854ac800 [ 881.959833][ T32] r4:854ac800 [ 881.959878][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.959925][ T32] r5:854ac800 r4:8291a680 [ 881.959946][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.960028][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.960074][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb181e08 [ 881.960127][ T32] r4:00000000 [ 881.960261][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.960301][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.960336][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.960401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85336340 ** 4 printk messages dropped ** [ 881.960588][ T32] r5:00001000 r4:eae47000 ** 1 printk messages dropped ** [ 881.960646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.960689][ T32] r5:854b8b8c r4:854b8800 [ 881.960733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 881.960857][ T32] r10:61c88647 r9:854ac800 r8:8534ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 881.961139][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 881.961849][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 5 printk messages dropped ** [ 881.962079][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.962177][ T32] r5:800f0013 r4:80239bb0 [ 881.962201][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.962243][ T32] r4:82ac21e4 [ 881.962339][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.962425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 881.962452][ T32] r4:eab2ddc0 [ 881.962496][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.962574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.962601][ T32] r4:00000000 [ 881.962622][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.962665][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 881.962709][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.962753][ T32] r5:00001000 r4:dfa09000 [ 881.962774][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.962812][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.962853][ T32] r5:85272b8c r4:85272800 [ 881.962873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.962945][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 881.963007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.963063][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.963093][ T32] r4:85249480 [ 881.963113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.963171][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 881.963197][ T32] r4:00000001 [ 881.963217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.963264][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 881.963294][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.963322][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.963375][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.963407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.963456][ T32] r4:85243840 [ 881.963565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.983946][ T32] INFO: task kworker/1:312:4681 blocked for more than 459 seconds. [ 881.984004][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.984032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.984091][ T32] task:kworker/1:312 state:D stack:0 pid:4681 tgid:4681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.984175][ T32] Workqueue: events bpf_prog_free_deferred [ 881.984239][ T32] Call trace: [ 881.984272][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.984328][ T32] r10:8291a684 r9:eb199d84 r8:00000002 r7:60000113 r6:eb199d8c r5:85446c00 [ 881.984379][ T32] r4:85446c00 [ 881.984406][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.984476][ T32] r5:85446c00 r4:8291a680 [ 881.984501][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.984540][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.984582][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb199e08 [ 881.984606][ T32] r4:00000000 [ 881.984625][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.984659][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.984695][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.984735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85336600 [ 881.984758][ T32] r4:00000000 [ 881.984778][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.984824][ T32] r9:83018205 r8:85446c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 881.984871][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.984925][ T32] r5:00001000 r4:eae7b000 [ 881.984945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.984985][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.985054][ T32] r5:854b938c r4:854b9000 [ 881.985079][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.985134][ T32] r7:ddde2d80 r6:83018200 r5:854b938c r4:8534eb00 [ 881.985214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.985272][ T32] r10:61c88647 r9:85446c00 r8:8534eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.985296][ T32] r4:8534eb00 [ 881.985316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.985384][ T32] r10:00000000 r9:8534eb00 r8:80287e08 r7:eb185e60 r6:8541c580 r5:85446c00 [ 881.985443][ T32] r4:00000001 [ 881.985488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.985578][ T32] Exception stack(0xeb199fb0 to 0xeb199ff8) [ 881.985612][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 881.985642][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.985668][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.985725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.985765][ T32] r4:853363c0 [ 881.986504][ T32] INFO: task kworker/1:312:4681 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.986551][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.986611][ T32] Workqueue: events bpf_prog_free_deferred [ 881.986656][ T32] Call trace: [ 881.986703][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.986760][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.986785][ T32] r4:00000000 [ 881.986811][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.986853][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.986907][ T32] dd20: a4026000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 881.986940][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 881.986984][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.987010][ T32] r5:800f0013 r4:80239bb0 [ 881.987030][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.987087][ T32] r4:82ac21e4 [ 881.987136][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.987184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 881.987232][ T32] r4:eab2ddc0 [ 881.987255][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.987313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.987384][ T32] r4:00000000 [ 881.987434][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.987545][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 881.987573][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.987616][ T32] r5:00001000 r4:dfa09000 [ 881.987637][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.987725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.987820][ T32] r5:85272b8c r4:85272800 [ 881.987859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.987959][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 881.987993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.988040][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.988062][ T32] r4:85249480 [ 881.988086][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.988160][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 881.988187][ T32] r4:00000001 [ 881.988207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.988243][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 881.988306][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 881.988370][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.988423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.988449][ T32] r4:85243840 [ 881.988470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.988522][ T32] INFO: task kworker/1:313:4682 blocked for more than 459 seconds. [ 881.988603][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.988630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.988653][ T32] task:kworker/1:313 state:D stack:0 pid:4682 tgid:4682 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.988698][ T32] Workqueue: events bpf_prog_free_deferred [ 881.988739][ T32] Call trace: [ 881.988808][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 881.988866][ T32] r10:8291a684 r9:eb1a1d84 r8:00000002 r7:60000113 r6:eb1a1d8c r5:85446000 [ 881.988890][ T32] r4:85446000 [ 881.988910][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 881.988952][ T32] r5:85446000 r4:8291a680 [ 881.988973][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.989035][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 881.989086][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a1e08 [ 881.989114][ T32] r4:00000000 [ 881.989179][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 881.989236][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.989273][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.989315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85336d40 [ 881.989343][ T32] r4:00000000 [ 881.989383][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.989431][ T32] r9:83018205 r8:85446000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 881.989454][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.989496][ T32] r5:00001000 r4:eb001000 [ 881.989517][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.989582][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.989634][ T32] r5:854bab8c r4:854ba800 [ 881.989681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.989742][ T32] r7:ddde2d80 r6:83018200 r5:854bab8c r4:8534eb80 [ 881.989786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.989948][ T32] r10:61c88647 r9:85446000 r8:8534ebac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.989975][ T32] r4:8534eb80 [ 881.990029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.990118][ T32] r10:00000000 r9:8534eb80 r8:80287e08 r7:eb199e60 r6:8541c600 r5:85446000 [ 881.990146][ T32] r4:00000001 [ 881.990190][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.990241][ T32] Exception stack(0xeb1a1fb0 to 0xeb1a1ff8) [ 881.990278][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 881.990310][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.990369][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.990401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.990430][ T32] r4:85336700 [ 881.990728][ T32] INFO: task kworker/1:313:4682 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 881.990779][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.990893][ T32] Workqueue: events bpf_prog_free_deferred [ 881.991042][ T32] Call trace: [ 881.991131][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 881.991255][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 881.991284][ T32] r4:00000000 [ 881.991305][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.991349][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 881.991378][ T32] dd20: a4026000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 881.991407][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 881.991435][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.991484][ T32] r5:800f0013 r4:80239bb0 [ 881.991509][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.991549][ T32] r4:82ac21e4 [ 881.991569][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.991610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 881.991632][ T32] r4:eab2ddc0 [ 881.991657][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.991724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 881.991773][ T32] r4:00000000 [ 881.991934][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 881.991994][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 881.992044][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.992174][ T32] r5:00001000 r4:dfa09000 [ 881.992224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.992268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 881.992500][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 881.992710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 881.992943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 881.993060][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 881.993429][ T32] r4:85443c00 ** 2 printk messages dropped ** [ 882.014054][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 882.014303][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.014343][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.014409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85336800 [ 882.014511][ T32] r4:00000000 [ 882.014536][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.014583][ T32] r9:83018205 r8:85443c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 882.014605][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.014650][ T32] r5:00001000 r4:eaf13000 [ 882.014721][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.014766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.014810][ T32] r5:854b978c r4:854b9400 [ 882.014831][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.014878][ T32] r7:ddde2d80 r6:83018200 r5:854b978c r4:8534ec00 [ 882.014905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.014965][ T32] r10:61c88647 r9:85443c00 r8:8534ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.014991][ T32] r4:8534ec00 [ 882.015012][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.015058][ T32] r10:00000000 r9:8534ec00 r8:80287e08 r7:eb1a1e60 r6:8541c680 r5:85443c00 [ 882.015086][ T32] r4:00000001 [ 882.015107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.015172][ T32] Exception stack(0xeb1a5fb0 to 0xeb1a5ff8) [ 882.015207][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 882.015242][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.015270][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.015323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.015352][ T32] r4:85336500 [ 882.016057][ T32] INFO: task kworker/1:314:4684 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.016144][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.016246][ T32] Workqueue: events bpf_prog_free_deferred [ 882.016301][ T32] Call trace: [ 882.016363][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.016416][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.016465][ T32] r4:00000000 [ 882.016489][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.016554][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.016610][ T32] dd20: a433d000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.016667][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.016735][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.016762][ T32] r5:800f0013 r4:80239bb0 [ 882.016784][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.016825][ T32] r4:82ac21e4 [ 882.016845][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.016913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.016941][ T32] r4:eab2ddc0 [ 882.016961][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.017003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.017026][ T32] r4:00000000 [ 882.017044][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.017119][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.017144][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.017229][ T32] r5:00001000 r4:dfa09000 [ 882.017266][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.017336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.017384][ T32] r5:85272b8c r4:85272800 [ 882.017404][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.017449][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.017472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.017567][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.017634][ T32] r4:85249480 [ 882.017707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.017782][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.017808][ T32] r4:00000001 [ 882.017833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.017869][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.017895][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.017924][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.017950][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.017978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.018019][ T32] r4:85243840 [ 882.018045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.018074][ T32] INFO: task kworker/1:315:4686 blocked for more than 459 seconds. [ 882.018190][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.018268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.018293][ T32] task:kworker/1:315 state:D stack:0 pid:4686 tgid:4686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.018346][ T32] Workqueue: events bpf_prog_free_deferred [ 882.018388][ T32] Call trace: [ 882.018417][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 882.018463][ T32] r10:8291a684 r9:eb1add84 r8:00000002 r7:60000113 r6:eb1add8c r5:85440000 [ 882.018486][ T32] r4:85440000 [ 882.018507][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 882.018549][ T32] r5:85440000 r4:8291a680 [ 882.018596][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.018638][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.018704][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1ade08 [ 882.018855][ T32] r4:00000000 [ 882.018878][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 882.018939][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.018978][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.019036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85336880 [ 882.019063][ T32] r4:00000000 [ 882.019089][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.019330][ T32] r9:83018205 r8:85440000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 882.019382][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.019428][ T32] r5:00001000 r4:eaf91000 [ 882.019448][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.019487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.019529][ T32] r5:854b9b8c r4:854b9800 [ 882.019648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.019697][ T32] r7:ddde2d80 r6:83018200 r5:854b9b8c r4:8534ec80 [ 882.019718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.019763][ T32] r10:61c88647 r9:85440000 r8:8534ecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.019859][ T32] r4:8534ec80 [ 882.019882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.019928][ T32] r10:00000000 r9:8534ec80 r8:80287e08 r7:eb1a1e60 r6:8541c700 r5:85440000 [ 882.019976][ T32] r4:00000001 [ 882.020004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.020042][ T32] Exception stack(0xeb1adfb0 to 0xeb1adff8) [ 882.020069][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.020130][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.020171][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.020277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.020314][ T32] r4:853367c0 [ 882.020627][ T32] INFO: task kworker/1:315:4686 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.020661][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.020747][ T32] Workqueue: events bpf_prog_free_deferred [ 882.020897][ T32] Call trace: [ 882.020962][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.021045][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.021073][ T32] r4:00000000 [ 882.021148][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.021256][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.021296][ T32] dd20: a433d000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.021325][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.021374][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.021426][ T32] r5:800f0013 r4:80239bb0 [ 882.021541][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.021588][ T32] r4:82ac21e4 [ 882.021608][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.021650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.021672][ T32] r4:eab2ddc0 [ 882.021715][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.021771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.021797][ T32] r4:00000000 [ 882.021817][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.021861][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.021884][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.021925][ T32] r5:00001000 r4:dfa09000 [ 882.021945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.021991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.022034][ T32] r5:85272b8c r4:85272800 [ 882.022059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 882.022404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 13 printk messages dropped ** [ 882.023178][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 16 printk messages dropped ** [ 882.054770][ T32] r5:00001000 r4:eafb7000 ** 1 printk messages dropped ** [ 882.054873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 882.055474][ T32] r4:00000001 ** 8 printk messages dropped ** [ 882.056584][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 882.057735][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.057813][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.057937][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.058062][ T32] r5:00001000 r4:dfa09000 [ 882.058090][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.058137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.058194][ T32] r5:85272b8c r4:85272800 [ 882.058242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.058294][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.058358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.058408][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.058436][ T32] r4:85249480 [ 882.058483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.058532][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.058555][ T32] r4:00000001 [ 882.058574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.058615][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 4 printk messages dropped ** [ 882.058808][ T32] r4:85243840 ** 11 printk messages dropped ** [ 882.059281][ T32] r5:849c8000 r4:8291a680 ** 7 printk messages dropped ** [ 882.059759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85336ac0 ** 6 printk messages dropped ** [ 882.060116][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 882.061206][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 882.062075][ T32] dd20: a493a000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.062112][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.062138][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.062212][ T32] r5:800f0013 r4:80239bb0 [ 882.062366][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.062411][ T32] r4:82ac21e4 [ 882.062456][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.062553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.062593][ T32] r4:eab2ddc0 [ 882.062622][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.062664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.062688][ T32] r4:00000000 [ 882.062706][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.062761][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.062811][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.062857][ T32] r5:00001000 r4:dfa09000 [ 882.062877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.062940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.063001][ T32] r5:85272b8c r4:85272800 [ 882.063028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.063135][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.063190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.063276][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.063330][ T32] r4:85249480 [ 882.063385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.063445][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.063555][ T32] r4:00000001 [ 882.087731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.087815][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.087850][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.087880][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.087907][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 882.087977][ T32] r4:85243840 ** 5 printk messages dropped ** [ 882.088279][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 882.088522][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 882.089145][ T32] r5:00001000 r4:eafeb000 ** 1 printk messages dropped ** [ 882.089304][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.089362][ T32] r5:854ba78c r4:854ba400 [ 882.089385][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 882.089481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 882.089952][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 882.091221][ T32] Call trace: ** 5 printk messages dropped ** [ 882.091527][ T32] dd20: a4d81000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 10 printk messages dropped ** [ 882.092178][ T32] r4:00000000 ** 6 printk messages dropped ** [ 882.092431][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 882.092681][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 11 printk messages dropped ** [ 882.093164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 14 printk messages dropped ** [ 882.106279][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 882.107019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 882.107795][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 882.109100][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 882.109356][ T32] r4:00000000 ** 3 printk messages dropped ** [ 882.109587][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.109617][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.109668][ T32] r5:800f0013 r4:80239bb0 [ 882.109716][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.109767][ T32] r4:82ac21e4 [ 882.109787][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.109829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.109858][ T32] r4:eab2ddc0 [ 882.109880][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.109923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.109946][ T32] r4:00000000 [ 882.109965][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.110009][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.110044][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.110094][ T32] r5:00001000 r4:dfa09000 [ 882.110115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.110171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.110219][ T32] r5:85272b8c r4:85272800 [ 882.110241][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.110289][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.110310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.110702][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.110729][ T32] r4:85249480 [ 882.110750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.110814][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.110928][ T32] r4:00000001 [ 882.110951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.110988][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.111094][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.111164][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.111195][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.111227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.111253][ T32] r4:85243840 [ 882.111274][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.111327][ T32] INFO: task kworker/1:320:4696 blocked for more than 459 seconds. [ 882.111454][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.111483][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.111505][ T32] task:kworker/1:320 state:D stack:0 pid:4696 tgid:4696 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.111553][ T32] Workqueue: events bpf_prog_free_deferred [ 882.111890][ T32] Call trace: [ 882.111964][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 882.112015][ T32] r10:8291a684 r9:eb18dd84 r8:00000002 r7:60000113 r6:eb18dd8c r5:854aec00 [ 882.112064][ T32] r4:854aec00 [ 882.112092][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 882.112184][ T32] r5:854aec00 r4:8291a680 [ 882.112215][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.112301][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.112361][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb18de08 [ 882.112388][ T32] r4:00000000 [ 882.112408][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 882.112442][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.112476][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.112516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d4f40 [ 882.112537][ T32] r4:00000000 [ 882.112558][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.112601][ T32] r9:83018205 r8:854aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 882.112625][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.112691][ T32] r5:00001000 r4:eb033000 [ 882.112751][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.112812][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.112869][ T32] r5:854baf8c r4:854bac00 [ 882.112918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.112966][ T32] r7:ddde2d80 r6:83018200 r5:854baf8c r4:8531e000 [ 882.112988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 882.113213][ T32] r4:00000001 ** 12 printk messages dropped ** [ 882.131864][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 18 printk messages dropped ** [ 882.132596][ T32] r5:00001000 r4:dfa09000 [ 882.132621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.132687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.132735][ T32] r5:85272b8c r4:85272800 [ 882.132757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.132809][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.132832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.132880][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.132903][ T32] r4:85249480 [ 882.132924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.132995][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.133022][ T32] r4:00000001 [ 882.133069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.133159][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.133233][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.133264][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.133291][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.133320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.133368][ T32] r4:85243840 [ 882.133395][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.133449][ T32] INFO: task kworker/1:321:4699 blocked for more than 459 seconds. [ 882.143989][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.144091][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.144175][ T32] task:kworker/1:321 state:D stack:0 pid:4699 tgid:4699 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.144289][ T32] Workqueue: events bpf_prog_free_deferred [ 882.144359][ T32] Call trace: [ 882.144392][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 882.144447][ T32] r10:8291a684 r9:eb1c9d84 r8:00000002 r7:60000113 r6:eb1c9d8c r5:854a9800 [ 882.144513][ T32] r4:854a9800 [ 882.144626][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 882.144676][ T32] r5:854a9800 r4:8291a680 [ 882.144700][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.144776][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.144824][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c9e08 [ 882.144846][ T32] r4:00000000 [ 882.144866][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 882.144926][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.144968][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.145011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351f00 [ 882.145035][ T32] r4:00000000 [ 882.145055][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.145106][ T32] r9:83018205 r8:854a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 882.145131][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.145231][ T32] r5:00001000 r4:eb041000 ** 1 printk messages dropped ** [ 882.145316][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.145365][ T32] r5:854bb38c r4:854bb000 [ 882.145387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.145435][ T32] r7:ddde2d80 r6:83018200 r5:854bb38c r4:8531e100 [ 882.145457][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 882.145616][ T32] r4:00000001 ** 5 printk messages dropped ** [ 882.145784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 882.146578][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 882.146790][ T32] r4:00000000 ** 1 printk messages dropped ** [ 882.146849][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 1 printk messages dropped ** [ 882.146930][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.146978][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.147003][ T32] r5:800f0013 r4:80239bb0 [ 882.147048][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.147137][ T32] r4:82ac21e4 [ 882.147162][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.147231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.147258][ T32] r4:eab2ddc0 [ 882.147302][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.147372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.147398][ T32] r4:00000000 [ 882.147417][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.147463][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.147485][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.147528][ T32] r5:00001000 r4:dfa09000 [ 882.147548][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.147587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.147628][ T32] r5:85272b8c r4:85272800 [ 882.147648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.147720][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.147745][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.147793][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.147815][ T32] r4:85249480 [ 882.147836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.147882][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.147904][ T32] r4:00000001 [ 882.147924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.147985][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.148021][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.148051][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.148077][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.148116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.148141][ T32] r4:85243840 [ 882.148161][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.148188][ T32] INFO: task kworker/1:322:4701 blocked for more than 459 seconds. [ 882.148216][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.148238][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.148284][ T32] task:kworker/1:322 state:D stack:0 pid:4701 tgid:4701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.148335][ T32] Workqueue: events bpf_prog_free_deferred [ 882.148378][ T32] Call trace: [ 882.148432][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 882.148484][ T32] r10:8291a684 r9:eb1d1d84 r8:00000002 r7:60000113 r6:eb1d1d8c r5:854b0000 [ 882.148532][ T32] r4:854b0000 [ 882.148605][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 882.148676][ T32] r5:854b0000 r4:8291a680 [ 882.148700][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.148740][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.148783][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d1e08 [ 882.148855][ T32] r4:00000000 [ 882.148877][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 882.148937][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.148975][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.149051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852dd880 [ 882.149078][ T32] r4:00000000 [ 882.149105][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.149192][ T32] r9:83018205 r8:854b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 882.149254][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.149339][ T32] r5:00001000 r4:eb1fd000 [ 882.149415][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.149509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.149556][ T32] r5:854c4f8c r4:854c4c00 [ 882.149577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.149712][ T32] r7:ddde2d80 r6:83018200 r5:854c4f8c r4:8531e200 [ 882.149916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.149967][ T32] r10:61c88647 r9:854b0000 r8:8531e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.149991][ T32] r4:8531e200 [ 882.150113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.150227][ T32] r10:00000000 r9:8531e200 r8:80287e08 r7:eb1c1e60 r6:8531e280 r5:854b0000 [ 882.150253][ T32] r4:00000001 [ 882.150273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.150311][ T32] Exception stack(0xeb1d1fb0 to 0xeb1d1ff8) [ 882.150337][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.150365][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.150398][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.150432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.150454][ T32] r4:852dd040 [ 882.150753][ T32] INFO: task kworker/1:322:4701 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.150786][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.150842][ T32] Workqueue: events bpf_prog_free_deferred [ 882.150913][ T32] Call trace: [ 882.150953][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.151005][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.151028][ T32] r4:00000000 [ 882.151068][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.151156][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.151216][ T32] dd20: a520c000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.151282][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.151353][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.151413][ T32] r5:800f0013 r4:80239bb0 [ 882.151498][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.151590][ T32] r4:82ac21e4 [ 882.151650][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.151743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.151794][ T32] r4:eab2ddc0 [ 882.151836][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.151927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.151979][ T32] r4:00000000 [ 882.152020][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.152138][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.152204][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.152417][ T32] r5:00001000 r4:dfa09000 [ 882.152476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.152567][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.152662][ T32] r5:85272b8c r4:85272800 [ 882.152712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.152763][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.152788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.152836][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.152859][ T32] r4:85249480 [ 882.152878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.152959][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.152986][ T32] r4:00000001 [ 882.153011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.153048][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.153096][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.153159][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.153208][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.153238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.153262][ T32] r4:85243840 [ 882.153282][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.153309][ T32] INFO: task kworker/1:323:4702 blocked for more than 459 seconds. [ 882.153337][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.153360][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.153389][ T32] task:kworker/1:323 state:D stack:0 pid:4702 tgid:4702 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.153558][ T32] Workqueue: events bpf_prog_free_deferred [ 882.176233][ T32] Call trace: [ 882.176304][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 882.176386][ T32] r10:8291a684 r9:eb1cdd84 r8:00000002 r7:60000113 r6:eb1cdd8c r5:854b0c00 [ 882.176515][ T32] r4:854b0c00 [ 882.176541][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 882.176587][ T32] r5:854b0c00 r4:8291a680 [ 882.176632][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.176675][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.176718][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1cde08 [ 882.176741][ T32] r4:00000000 [ 882.176776][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 882.176839][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.176882][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.176937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852dd1c0 [ 882.176964][ T32] r4:00000000 [ 882.176986][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.177037][ T32] r9:83018205 r8:854b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 882.177130][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.177244][ T32] r5:00001000 r4:eb071000 [ 882.177279][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.177323][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.177367][ T32] r5:854bbb8c r4:854bb800 [ 882.177400][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.177463][ T32] r7:ddde2d80 r6:83018200 r5:854bbb8c r4:8531e300 [ 882.177488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.177538][ T32] r10:61c88647 r9:854b0c00 r8:8531e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.177575][ T32] r4:8531e300 [ 882.177599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.177678][ T32] r10:00000000 r9:8531e300 r8:80287e08 r7:eb1d1e60 r6:8531e380 r5:854b0c00 [ 882.177705][ T32] r4:00000001 [ 882.177725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.177763][ T32] Exception stack(0xeb1cdfb0 to 0xeb1cdff8) [ 882.177792][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.177820][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.177868][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.177900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.177923][ T32] r4:852dd300 ** 1 printk messages dropped ** [ 882.178682][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 882.179344][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 882.179562][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 882.179963][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 882.180551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 882.181273][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 882.181813][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 882.181920][ T32] r4:00000000 [ 882.181990][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.182048][ T32] r9:83018205 r8:854b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 882.182073][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.182119][ T32] r5:00001000 r4:eb13d000 [ 882.182140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.182188][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.182229][ T32] r5:854bbf8c r4:854bbc00 [ 882.182250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.182295][ T32] r7:ddde2d80 r6:83018200 r5:854bbf8c r4:8531e400 [ 882.182315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.182360][ T32] r10:61c88647 r9:854b1800 r8:8531e42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.182383][ T32] r4:8531e400 [ 882.182403][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.182448][ T32] r10:00000000 r9:8531e400 r8:80287e08 r7:eb1d1e60 r6:8531e480 r5:854b1800 [ 882.182471][ T32] r4:00000001 [ 882.182490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.182537][ T32] Exception stack(0xeb1d5fb0 to 0xeb1d5ff8) [ 882.182567][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 882.182597][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.182649][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.182681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.182704][ T32] r4:852dd280 [ 882.182994][ T32] INFO: task kworker/1:324:4706 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.183027][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.183166][ T32] Workqueue: events bpf_prog_free_deferred [ 882.183240][ T32] Call trace: [ 882.183299][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.183369][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.183417][ T32] r4:00000000 [ 882.183440][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.183527][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.206428][ T32] dd20: a5819000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.206548][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.206609][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.206709][ T32] r5:800f0013 r4:80239bb0 [ 882.206767][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.206885][ T32] r4:82ac21e4 [ 882.206933][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.207047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.207125][ T32] r4:eab2ddc0 [ 882.207177][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.207286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.207341][ T32] r4:00000000 [ 882.207383][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.207504][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.207590][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.207670][ T32] r5:00001000 r4:dfa09000 [ 882.207693][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.207734][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.207778][ T32] r5:85272b8c r4:85272800 [ 882.207798][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.207845][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.207880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.207933][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.207956][ T32] r4:85249480 [ 882.208011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.208065][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.208114][ T32] r4:00000001 [ 882.208166][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.208214][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.208243][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.208274][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.208313][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 882.208368][ T32] r4:85243840 ** 4 printk messages dropped ** [ 882.208576][ T32] task:kworker/1:325 state:D stack:0 pid:4707 tgid:4707 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 882.209134][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e1e08 ** 9 printk messages dropped ** [ 882.209494][ T32] r5:00001000 r4:eb1e3000 ** 1 printk messages dropped ** [ 882.209578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 882.209690][ T32] r7:ddde2d80 r6:83018200 r5:854c438c r4:8531e500 ** 2 printk messages dropped ** [ 882.209806][ T32] r4:8531e500 ** 4 printk messages dropped ** [ 882.210005][ T32] Exception stack(0xeb1e1fb0 to 0xeb1e1ff8) ** 1 printk messages dropped ** [ 882.210144][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.210175][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.210205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.210227][ T32] r4:852dd440 [ 882.210812][ T32] INFO: task kworker/1:325:4707 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.210845][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.211004][ T32] Workqueue: events bpf_prog_free_deferred [ 882.211053][ T32] Call trace: [ 882.211114][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.211194][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.211222][ T32] r4:00000000 [ 882.211242][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.211300][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.211338][ T32] dd20: a5819000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.211367][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.211392][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.211415][ T32] r5:800f0013 r4:80239bb0 [ 882.211437][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.211476][ T32] r4:82ac21e4 [ 882.211496][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.211558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.211584][ T32] r4:eab2ddc0 [ 882.211604][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.211670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.211721][ T32] r4:00000000 [ 882.211751][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.211796][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.211818][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.211860][ T32] r5:00001000 r4:dfa09000 [ 882.211879][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.211917][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.211961][ T32] r5:85272b8c r4:85272800 [ 882.211981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.212039][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.212081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.212163][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.212189][ T32] r4:85249480 [ 882.212209][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.212255][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.212277][ T32] r4:00000001 [ 882.212311][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.212349][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.212425][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.212458][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.212485][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.212513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.212535][ T32] r4:85243840 [ 882.212555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.212592][ T32] INFO: task kworker/1:326:4709 blocked for more than 459 seconds. [ 882.212622][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.212645][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.212714][ T32] task:kworker/1:326 state:D stack:0 pid:4709 tgid:4709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.212790][ T32] Workqueue: events bpf_prog_free_deferred [ 882.212831][ T32] Call trace: [ 882.212892][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 882.212959][ T32] r10:8291a684 r9:eb1edd84 r8:00000002 r7:60000113 r6:eb1edd8c r5:854b3000 [ 882.212999][ T32] r4:854b3000 [ 882.213022][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 882.213086][ T32] r5:854b3000 r4:8291a680 [ 882.213110][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.213183][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.213231][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1ede08 [ 882.213283][ T32] r4:00000000 [ 882.213354][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 882.213401][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 882.232502][ T32] r5:00001000 r4:eb1e9000 ** 1 printk messages dropped ** [ 882.232568][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.232612][ T32] r5:854c478c r4:854c4400 [ 882.232657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 882.232930][ T32] r10:00000000 r9:8531e600 r8:80287e08 r7:eb1d1e60 r6:8531e680 r5:854b3000 ** 7 printk messages dropped ** [ 882.233391][ T32] r4:852dd440 ** 5 printk messages dropped ** [ 882.239870][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 7 printk messages dropped ** [ 882.240268][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 882.240838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 882.241379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 882.241664][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 9 printk messages dropped ** [ 882.242135][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 882.242966][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 882.243072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 882.243301][ T32] r4:8531e700 ** 1 printk messages dropped ** [ 882.243429][ T32] r10:00000000 r9:8531e700 r8:80287e08 r7:eb1d1e60 r6:8531e780 r5:854b3c00 [ 882.256057][ T32] r4:00000001 [ 882.256143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.256202][ T32] Exception stack(0xeb1f5fb0 to 0xeb1f5ff8) [ 882.256234][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 882.256262][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.256340][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.256383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.256407][ T32] r4:852dd780 [ 882.257006][ T32] INFO: task kworker/1:327:4712 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.257094][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.257231][ T32] Workqueue: events bpf_prog_free_deferred [ 882.257363][ T32] Call trace: [ 882.257406][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.257486][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.257539][ T32] r4:00000000 [ 882.257565][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.257711][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.257744][ T32] dd20: a605c000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.257846][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.257941][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.258025][ T32] r5:800f0013 r4:80239bb0 [ 882.258049][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.258099][ T32] r4:82ac21e4 [ 882.258120][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.258162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.258232][ T32] r4:eab2ddc0 [ 882.258298][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.258343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.258365][ T32] r4:00000000 [ 882.258397][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.258472][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.258498][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.258544][ T32] r5:00001000 r4:dfa09000 [ 882.258565][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.258605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.258647][ T32] r5:85272b8c r4:85272800 [ 882.258667][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.258714][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.258742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.258840][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.258891][ T32] r4:85249480 [ 882.258922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.258969][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.258992][ T32] r4:00000001 [ 882.259018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.259081][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.259142][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.259176][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.259203][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.259256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.259282][ T32] r4:85243840 [ 882.259303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.259355][ T32] INFO: task kworker/1:328:4713 blocked for more than 459 seconds. [ 882.259391][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.259454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.259480][ T32] task:kworker/1:328 state:D stack:0 pid:4713 tgid:4713 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.259572][ T32] Workqueue: events bpf_prog_free_deferred [ 882.259670][ T32] Call trace: [ 882.259701][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 882.259748][ T32] r10:8291a684 r9:eb1d9d84 r8:00000002 r7:60000113 r6:eb1d9d8c r5:854b4800 [ 882.259787][ T32] r4:854b4800 [ 882.259812][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 882.259857][ T32] r5:854b4800 r4:8291a680 [ 882.259925][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.259968][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.260010][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d9e08 [ 882.260032][ T32] r4:00000000 [ 882.260051][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 882.260105][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.260173][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.260260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ddac0 [ 882.260366][ T32] r4:00000000 [ 882.260424][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.260524][ T32] r9:83018205 r8:854b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 882.260576][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.260665][ T32] r5:00001000 r4:eb20b000 [ 882.260711][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.260805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.260894][ T32] r5:854c538c r4:854c5000 [ 882.260939][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.261032][ T32] r7:ddde2d80 r6:83018200 r5:854c538c r4:8531e800 [ 882.261080][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.261228][ T32] r10:61c88647 r9:854b4800 r8:8531e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.261285][ T32] r4:8531e800 [ 882.261331][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 882.261761][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 882.262676][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 882.263128][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 882.263307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 882.289436][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 882.289739][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 882.290031][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 882.290432][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb209e08 ** 9 printk messages dropped ** [ 882.290858][ T32] r5:00001000 r4:dfa1f000 ** 1 printk messages dropped ** [ 882.290950][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.290992][ T32] r5:854c578c r4:854c5400 [ 882.291013][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.291057][ T32] r7:ddde2d80 r6:83018200 r5:854c578c r4:8531e900 [ 882.291078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.291130][ T32] r10:61c88647 r9:854b6000 r8:8531e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.291152][ T32] r4:8531e900 [ 882.291197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.291245][ T32] r10:00000000 r9:8531e900 r8:80287e08 r7:eb1d9e60 r6:8531e980 r5:854b6000 [ 882.291295][ T32] r4:00000001 [ 882.291346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.291396][ T32] Exception stack(0xeb209fb0 to 0xeb209ff8) [ 882.291452][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 882.291491][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.291520][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.291551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.291609][ T32] r4:852dda80 [ 882.292277][ T32] INFO: task kworker/1:329:4715 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.292336][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.292512][ T32] Workqueue: events bpf_prog_free_deferred [ 882.292571][ T32] Call trace: [ 882.292646][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.292729][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.292766][ T32] r4:00000000 [ 882.292790][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.292834][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.292864][ T32] dd20: a6463000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.292925][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.293001][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.293056][ T32] r5:800f0013 r4:80239bb0 [ 882.293120][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.293223][ T32] r4:82ac21e4 [ 882.293266][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.293374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.303457][ T32] r4:eab2ddc0 [ 882.303877][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.303957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.303985][ T32] r4:00000000 [ 882.304005][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.304053][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.304074][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.304126][ T32] r5:00001000 r4:dfa09000 [ 882.304146][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.304186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.304242][ T32] r5:85272b8c r4:85272800 [ 882.304299][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.304414][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.304472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.304576][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.304632][ T32] r4:85249480 [ 882.304681][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.304784][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.304863][ T32] r4:00000001 [ 882.304934][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.305043][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.305120][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.305205][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.305270][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.305338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.305391][ T32] r4:85243840 [ 882.305442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.305498][ T32] INFO: task kworker/0:471:4720 blocked for more than 459 seconds. [ 882.305563][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.305621][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.305680][ T32] task:kworker/0:471 state:D stack:0 pid:4720 tgid:4720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.305862][ T32] Workqueue: events bpf_prog_free_deferred [ 882.305969][ T32] Call trace: [ 882.306057][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 882.306188][ T32] r10:8291a684 r9:eb201d84 r8:00000002 r7:60000013 r6:eb201d8c r5:849cb000 [ 882.306243][ T32] r4:849cb000 [ 882.306290][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 882.306384][ T32] r5:849cb000 r4:8291a680 [ 882.306456][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.306587][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.306689][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb201e08 [ 882.306758][ T32] r4:00000000 [ 882.306813][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 882.306897][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.307013][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.307064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531fe80 [ 882.307148][ T32] r4:00000000 [ 882.307177][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.307223][ T32] r9:83018005 r8:849cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 882.307271][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.307318][ T32] r5:00001000 r4:e87a5000 [ 882.307342][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.307396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.307441][ T32] r5:84acdb8c r4:84acd800 [ 882.307462][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.307534][ T32] r7:dddced80 r6:83018000 r5:84acdb8c r4:8541c880 [ 882.307594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.307644][ T32] r10:61c88647 r9:849cb000 r8:8541c8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.307667][ T32] r4:8541c880 [ 882.307710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.307764][ T32] r10:00000000 r9:8541c880 r8:80287e08 r7:eb0e5e60 r6:8541c900 r5:849cb000 [ 882.307791][ T32] r4:00000001 ** 1 printk messages dropped ** [ 882.307846][ T32] Exception stack(0xeb201fb0 to 0xeb201ff8) ** 6 printk messages dropped ** [ 882.308719][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 882.309411][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 882.309897][ T32] r5:00001000 r4:dfa09000 ** 7 printk messages dropped ** [ 882.310244][ T32] r4:85249480 ** 3 printk messages dropped ** [ 882.310395][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 882.310674][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 882.311210][ T32] r5:849c9800 r4:8291a680 ** 5 printk messages dropped ** [ 882.311429][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 882.311951][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 882.312048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 882.312397][ T32] Exception stack(0xeb215fb0 to 0xeb215ff8) ** 1 printk messages dropped ** [ 882.312449][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.312477][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.312506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.312528][ T32] r4:8531fc40 [ 882.312849][ T32] INFO: task kworker/0:472:4721 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.312910][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.313032][ T32] Workqueue: events bpf_prog_free_deferred [ 882.313090][ T32] Call trace: [ 882.313179][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.313266][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.313300][ T32] r4:00000000 [ 882.313321][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.313374][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.313406][ T32] dd20: a6463000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.313435][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.313461][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.313484][ T32] r5:800f0013 r4:80239bb0 [ 882.337575][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.337741][ T32] r4:82ac21e4 [ 882.337770][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.337818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.337842][ T32] r4:eab2ddc0 [ 882.337861][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.337904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.337926][ T32] r4:00000000 [ 882.337946][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.337991][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.338013][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.338056][ T32] r5:00001000 r4:dfa09000 [ 882.338076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.338123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.338166][ T32] r5:85272b8c r4:85272800 [ 882.338186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.338233][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.338255][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.338377][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.338404][ T32] r4:85249480 [ 882.338424][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.338489][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.338539][ T32] r4:00000001 [ 882.338570][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.338610][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.338639][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.338668][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.338694][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.338724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.338747][ T32] r4:85243840 [ 882.338770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.338812][ T32] INFO: task kworker/1:330:4723 blocked for more than 459 seconds. [ 882.338845][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.338871][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.338894][ T32] task:kworker/1:330 state:D stack:0 pid:4723 tgid:4723 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.339000][ T32] Workqueue: events bpf_prog_free_deferred [ 882.339127][ T32] Call trace: [ 882.339276][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 882.339330][ T32] r10:8291a684 r9:eb21dd84 r8:00000002 r7:60000113 r6:eb21dd8c r5:849cbc00 [ 882.339354][ T32] r4:849cbc00 [ 882.339375][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 882.339417][ T32] r5:849cbc00 r4:8291a680 [ 882.339437][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.339476][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.339518][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb21de08 [ 882.339542][ T32] r4:00000000 [ 882.339562][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 882.339597][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.339632][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.339698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853db780 [ 882.339725][ T32] r4:00000000 [ 882.339818][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.339890][ T32] r9:83018205 r8:849cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 882.339916][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.339959][ T32] r5:00001000 r4:eae73000 [ 882.339979][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.340019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.340063][ T32] r5:847b878c r4:847b8400 [ 882.340118][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.340243][ T32] r7:ddde2d80 r6:83018200 r5:847b878c r4:8531ea00 [ 882.340268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 882.340369][ T32] r4:8531ea00 ** 6 printk messages dropped ** [ 882.340604][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 882.341574][ T32] r4:00000000 ** 4 printk messages dropped ** [ 882.341804][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 882.342033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 882.342613][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 882.343043][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 882.360281][ T32] r10:8291a684 r9:eb225d84 r8:00000002 r7:60000013 r6:eb225d8c r5:849cc800 ** 9 printk messages dropped ** [ 882.360844][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 882.361117][ T32] r5:00001000 r4:e0621000 [ 882.361138][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.361193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.361237][ T32] r5:854c5f8c r4:854c5c00 [ 882.361273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.361325][ T32] r7:ddde2d80 r6:83018200 r5:854c5f8c r4:8531ea80 [ 882.361347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.361394][ T32] r10:61c88647 r9:849cc800 r8:8531eaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.361416][ T32] r4:8531ea80 [ 882.361436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.361482][ T32] r10:00000000 r9:8531ea80 r8:80287e08 r7:eb21de60 r6:8541cb00 r5:849cc800 [ 882.361505][ T32] r4:00000001 [ 882.361524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.361624][ T32] Exception stack(0xeb225fb0 to 0xeb225ff8) [ 882.361670][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 882.361728][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.361770][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.361803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.361826][ T32] r4:852ddb40 [ 882.362397][ T32] INFO: task kworker/1:331:4724 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.362434][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.362532][ T32] Workqueue: events bpf_prog_free_deferred [ 882.362682][ T32] Call trace: [ 882.362780][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.362884][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.362912][ T32] r4:00000000 [ 882.362951][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.363020][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.363057][ T32] dd20: a69f0000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.363113][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.363169][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.363197][ T32] r5:800f0013 r4:80239bb0 [ 882.363292][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.363344][ T32] r4:82ac21e4 [ 882.363364][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.363415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.363439][ T32] r4:eab2ddc0 [ 882.363458][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.376437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.376480][ T32] r4:00000000 [ 882.376502][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.376610][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.376637][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.376685][ T32] r5:00001000 r4:dfa09000 [ 882.376722][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.376766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.376867][ T32] r5:85272b8c r4:85272800 [ 882.376893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.376968][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.376993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.377041][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.377088][ T32] r4:85249480 [ 882.377113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.377160][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.377198][ T32] r4:00000001 [ 882.377219][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.377271][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.377304][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.377335][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.377362][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 882.377831][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 882.378340][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 882.378927][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 882.379086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 882.379405][ T32] r10:00000000 r9:8541cc00 r8:80287e08 r7:eb215e60 r6:8541cc80 r5:849cd400 ** 9 printk messages dropped ** [ 882.380347][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 882.380902][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 882.381510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 882.382016][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 7 printk messages dropped ** [ 882.382451][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 882.382972][ T32] r5:849ce000 r4:8291a680 ** 1 printk messages dropped ** [ 882.383052][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.383101][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb229e08 [ 882.383123][ T32] r4:00000000 [ 882.383163][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 882.383202][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.383236][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.383276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d4080 [ 882.383299][ T32] r4:00000000 [ 882.383323][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.383417][ T32] r9:83018005 r8:849ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 882.383443][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.405211][ T32] r5:00001000 r4:eab59000 [ 882.405257][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.405345][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.405438][ T32] r5:853c4b8c r4:853c4800 [ 882.405560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.405640][ T32] r7:dddced80 r6:83018000 r5:853c4b8c r4:8541cb80 [ 882.405691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.405769][ T32] r10:61c88647 r9:849ce000 r8:8541cbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.405803][ T32] r4:8541cb80 [ 882.405825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.405874][ T32] r10:00000000 r9:8541cb80 r8:80287e08 r7:eb221e60 r6:8541cd00 r5:849ce000 [ 882.405900][ T32] r4:00000001 [ 882.405922][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.405959][ T32] Exception stack(0xeb229fb0 to 0xeb229ff8) [ 882.405988][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 882.406016][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.406042][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.406070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.406097][ T32] r4:8531f800 [ 882.406685][ T32] INFO: task kworker/0:474:4728 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.406724][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.406825][ T32] Workqueue: events bpf_prog_free_deferred [ 882.406878][ T32] Call trace: [ 882.406988][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.407045][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.407069][ T32] r4:00000000 [ 882.407093][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.407162][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.407219][ T32] dd20: a71bb000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.407260][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.407314][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.407365][ T32] r5:800f0013 r4:80239bb0 [ 882.407389][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.407456][ T32] r4:82ac21e4 [ 882.407485][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.407531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.407569][ T32] r4:eab2ddc0 [ 882.407641][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.407687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.407735][ T32] r4:00000000 [ 882.407758][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.407829][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.407927][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.407972][ T32] r5:00001000 r4:dfa09000 [ 882.407992][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.408032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.408073][ T32] r5:85272b8c r4:85272800 [ 882.408099][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.408145][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.408192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.408251][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.408286][ T32] r4:85249480 [ 882.408309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.408362][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.408386][ T32] r4:00000001 [ 882.408430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.408470][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.408497][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.408544][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.408579][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.408609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.408663][ T32] r4:85243840 [ 882.408686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.408715][ T32] INFO: task kworker/0:475:4730 blocked for more than 459 seconds. [ 882.408748][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.408773][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 882.408857][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 882.409282][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.409324][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.409395][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb22de08 [ 882.409422][ T32] r4:00000000 [ 882.409442][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 882.409478][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.409536][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.409628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ddd80 [ 882.409655][ T32] r4:00000000 [ 882.409676][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.409719][ T32] r9:83018005 r8:849cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 882.409741][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.409782][ T32] r5:00001000 r4:eaae5000 [ 882.409801][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.409839][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.409903][ T32] r5:853c478c r4:853c4400 [ 882.409928][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.409999][ T32] r7:dddced80 r6:83018000 r5:853c478c r4:8541cd80 [ 882.410030][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.410078][ T32] r10:61c88647 r9:849cec00 r8:8541cdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.410133][ T32] r4:8541cd80 [ 882.410171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.410220][ T32] r10:00000000 r9:8541cd80 r8:80287e08 r7:eb229e60 r6:8541ce00 r5:849cec00 [ 882.410243][ T32] r4:00000001 [ 882.410261][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.410297][ T32] Exception stack(0xeb22dfb0 to 0xeb22dff8) [ 882.410323][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.410351][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.410378][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.410407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.410429][ T32] r4:84889040 [ 882.410736][ T32] INFO: task kworker/0:475:4730 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.410845][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.410933][ T32] Workqueue: events bpf_prog_free_deferred [ 882.411004][ T32] Call trace: [ 882.411084][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.411163][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.411190][ T32] r4:00000000 [ 882.411210][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.411276][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.411332][ T32] dd20: a71bb000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.411377][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.411412][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.411511][ T32] r5:800f0013 r4:80239bb0 [ 882.411536][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.411583][ T32] r4:82ac21e4 [ 882.411605][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.411664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.411786][ T32] r4:eab2ddc0 [ 882.411809][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.411850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.411872][ T32] r4:00000000 [ 882.411914][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.411963][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.411987][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.412038][ T32] r5:00001000 r4:dfa09000 [ 882.412058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.412102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.412174][ T32] r5:85272b8c r4:85272800 [ 882.412224][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.412273][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.412319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.412417][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.412449][ T32] r4:85249480 [ 882.412469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.412515][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.412612][ T32] r4:00000001 [ 882.412653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.412692][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.412749][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.412781][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.412856][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.412888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.412912][ T32] r4:85243840 [ 882.412931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.412955][ T32] INFO: task kworker/0:476:4732 blocked for more than 459 seconds. [ 882.412982][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.413028][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.413055][ T32] task:kworker/0:476 state:D stack:0 pid:4732 tgid:4732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.413156][ T32] Workqueue: events bpf_prog_free_deferred [ 882.413246][ T32] Call trace: [ 882.413277][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 882.413324][ T32] r10:8291a684 r9:eb231d84 r8:00000002 r7:60000113 r6:eb231d8c r5:849ca400 [ 882.413373][ T32] r4:849ca400 [ 882.413424][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 882.436762][ T32] r5:849ca400 r4:8291a680 [ 882.436852][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.436917][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.436969][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb231e08 [ 882.437005][ T32] r4:00000000 [ 882.437040][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 882.437105][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.437186][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.437278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d41c0 [ 882.437313][ T32] r4:00000000 [ 882.437335][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.437382][ T32] r9:83018005 r8:849ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 882.437427][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.437482][ T32] r5:00001000 r4:eab8d000 [ 882.437503][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.438032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.438084][ T32] r5:853c4f8c r4:853c4c00 [ 882.438176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.438445][ T32] r7:dddced80 r6:83018000 r5:853c4f8c r4:8541ce80 [ 882.438499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.438572][ T32] r10:61c88647 r9:849ca400 r8:8541ceac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.438598][ T32] r4:8541ce80 [ 882.438618][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 882.438750][ T32] r4:00000001 ** 3 printk messages dropped ** [ 882.438925][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.439001][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.439035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.439057][ T32] r4:852d4300 [ 882.439626][ T32] INFO: task kworker/0:476:4732 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.439663][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.439790][ T32] Workqueue: events bpf_prog_free_deferred [ 882.439872][ T32] Call trace: [ 882.439913][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.439991][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.440071][ T32] r4:00000000 [ 882.440102][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.440143][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.440172][ T32] dd20: a73b1000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.440225][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.440278][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.440356][ T32] r5:800f0013 r4:80239bb0 [ 882.440481][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.440529][ T32] r4:82ac21e4 [ 882.440550][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.440642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.440681][ T32] r4:eab2ddc0 [ 882.440727][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.440780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.440804][ T32] r4:00000000 [ 882.440823][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.440867][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.440888][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.440954][ T32] r5:00001000 r4:dfa09000 [ 882.440978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.441055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.441107][ T32] r5:85272b8c r4:85272800 [ 882.441149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.441322][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.441360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.441433][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.441509][ T32] r4:85249480 [ 882.441533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.441630][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.441695][ T32] r4:00000001 [ 882.441725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.441840][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.441870][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.441898][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.441949][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.441983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.442033][ T32] r4:85243840 [ 882.442062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.442141][ T32] INFO: task kworker/0:477:4734 blocked for more than 459 seconds. [ 882.442178][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.442203][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.442268][ T32] task:kworker/0:477 state:D stack:0 pid:4734 tgid:4734 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.442376][ T32] Workqueue: events bpf_prog_free_deferred [ 882.442418][ T32] Call trace: [ 882.442481][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 882.442554][ T32] r10:8291a684 r9:eb235d84 r8:00000002 r7:60000113 r6:eb235d8c r5:849c8c00 [ 882.442582][ T32] r4:849c8c00 [ 882.442608][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 882.442692][ T32] r5:849c8c00 r4:8291a680 [ 882.442741][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.442800][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.442869][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb235e08 [ 882.442895][ T32] r4:00000000 [ 882.442964][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 882.443004][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 882.443146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d4540 ** 6 printk messages dropped ** [ 882.443476][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.459689][ T32] r5:853c578c r4:853c5400 [ 882.459732][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 882.459824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 882.460103][ T32] r4:00000001 ** 1 printk messages dropped ** [ 882.460186][ T32] Exception stack(0xeb235fb0 to 0xeb235ff8) ** 3 printk messages dropped ** [ 882.460509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 882.461474][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 882.462003][ T32] dd20: a750b000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 9 printk messages dropped ** [ 882.462697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 882.463423][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 882.476941][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 882.477294][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 882.477471][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 882.477770][ T32] r4:85363000 ** 3 printk messages dropped ** [ 882.477926][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 882.478268][ T32] r4:00000000 ** 2 printk messages dropped ** [ 882.478440][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.478493][ T32] r5:00001000 r4:eac25000 [ 882.478515][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.478556][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.478597][ T32] r5:853c538c r4:853c5000 [ 882.478694][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.478744][ T32] r7:dddced80 r6:83018000 r5:853c538c r4:852dc100 [ 882.478768][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.478815][ T32] r10:61c88647 r9:85363000 r8:852dc12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.478861][ T32] r4:852dc100 [ 882.478884][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.478954][ T32] r10:00000000 r9:852dc100 r8:80287e08 r7:eb235e60 r6:852dc180 r5:85363000 [ 882.478979][ T32] r4:00000001 [ 882.479017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.479057][ T32] Exception stack(0xeb239fb0 to 0xeb239ff8) [ 882.479084][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 882.479115][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.479179][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.479221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.479245][ T32] r4:852d4280 [ 882.479890][ T32] INFO: task kworker/0:478:4736 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.479932][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.479992][ T32] Workqueue: events bpf_prog_free_deferred [ 882.480060][ T32] Call trace: [ 882.480178][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.480234][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.480260][ T32] r4:00000000 [ 882.480279][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.480319][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.480378][ T32] dd20: a790d000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.480437][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.480483][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.480536][ T32] r5:800f0013 r4:80239bb0 [ 882.480560][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.480601][ T32] r4:82ac21e4 [ 882.480620][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.480661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.480683][ T32] r4:eab2ddc0 [ 882.480702][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.480768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.480819][ T32] r4:00000000 [ 882.480842][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.480889][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.480912][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.480955][ T32] r5:00001000 r4:dfa09000 [ 882.481002][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.481070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.481144][ T32] r5:85272b8c r4:85272800 [ 882.481189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.481280][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.481307][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.481369][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.481394][ T32] r4:85249480 [ 882.481428][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.481478][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.481502][ T32] r4:00000001 [ 882.481521][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.481555][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.481581][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.481620][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.481656][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.481688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.481735][ T32] r4:85243840 [ 882.481763][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.481816][ T32] INFO: task kworker/0:479:4738 blocked for more than 459 seconds. [ 882.481848][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.481897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.481921][ T32] task:kworker/0:479 state:D stack:0 pid:4738 tgid:4738 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.481991][ T32] Workqueue: events bpf_prog_free_deferred [ 882.482095][ T32] Call trace: [ 882.482127][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 882.482200][ T32] r10:8291a684 r9:eb23dd84 r8:00000002 r7:60000013 r6:eb23dd8c r5:85444800 [ 882.482232][ T32] r4:85444800 [ 882.482254][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 882.482296][ T32] r5:85444800 r4:8291a680 [ 882.482317][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.482373][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.482434][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb23de08 [ 882.482460][ T32] r4:00000000 ** 1 printk messages dropped ** [ 882.482569][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 882.482670][ T32] r4:00000000 ** 3 printk messages dropped ** [ 882.482795][ T32] r5:00001000 r4:eace3000 ** 1 printk messages dropped ** [ 882.482885][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.482926][ T32] r5:853c5b8c r4:853c5800 ** 1 printk messages dropped ** [ 882.482992][ T32] r7:dddced80 r6:83018000 r5:853c5b8c r4:852dc200 ** 5 printk messages dropped ** [ 882.483351][ T32] r4:00000001 ** 5 printk messages dropped ** [ 882.495043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 882.495771][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 882.495916][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 1 printk messages dropped ** [ 882.495991][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.496046][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.496104][ T32] dd20: a790d000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.496164][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.496196][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.496221][ T32] r5:800f0013 r4:80239bb0 [ 882.496241][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.496283][ T32] r4:82ac21e4 [ 882.496303][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.496375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.496410][ T32] r4:eab2ddc0 [ 882.496443][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.496489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.496512][ T32] r4:00000000 [ 882.496568][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.496624][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.496673][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.496745][ T32] r5:00001000 r4:dfa09000 [ 882.496777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.496831][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.496878][ T32] r5:85272b8c r4:85272800 [ 882.496901][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.496973][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.497034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.497091][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.497126][ T32] r4:85249480 [ 882.497194][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.497248][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.497272][ T32] r4:00000001 [ 882.497291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.497342][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.497398][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.497455][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.497487][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.497517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.497542][ T32] r4:85243840 [ 882.497563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.497591][ T32] INFO: task kworker/0:480:4740 blocked for more than 459 seconds. [ 882.497623][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.497648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.497668][ T32] task:kworker/0:480 state:D stack:0 pid:4740 tgid:4740 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.497713][ T32] Workqueue: events bpf_prog_free_deferred [ 882.497832][ T32] Call trace: [ 882.497893][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 882.497944][ T32] r10:8291a684 r9:eb241d84 r8:00000002 r7:60000013 r6:eb241d8c r5:849f8000 [ 882.497969][ T32] r4:849f8000 [ 882.497989][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 882.498031][ T32] r5:849f8000 r4:8291a680 [ 882.498076][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.498119][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.498163][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb241e08 [ 882.498186][ T32] r4:00000000 [ 882.498279][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 882.498324][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.498391][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.498436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d4740 [ 882.498461][ T32] r4:00000000 [ 882.498480][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.498524][ T32] r9:83018005 r8:849f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 882.498545][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.498588][ T32] r5:00001000 r4:eae8f000 [ 882.498632][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.498675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.498742][ T32] r5:853c5f8c r4:853c5c00 [ 882.498793][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.498842][ T32] r7:dddced80 r6:83018000 r5:853c5f8c r4:852dc300 [ 882.498862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.498909][ T32] r10:61c88647 r9:849f8000 r8:852dc32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.498932][ T32] r4:852dc300 [ 882.498992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.499047][ T32] r10:00000000 r9:852dc300 r8:80287e08 r7:eb23de60 r6:852dc380 r5:849f8000 [ 882.499069][ T32] r4:00000001 [ 882.499108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.499146][ T32] Exception stack(0xeb241fb0 to 0xeb241ff8) [ 882.499184][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.499215][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.499266][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.499359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.499388][ T32] r4:852d4900 [ 882.499683][ T32] INFO: task kworker/0:480:4740 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.499770][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.499985][ T32] Workqueue: events bpf_prog_free_deferred [ 882.500152][ T32] Call trace: [ 882.500198][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.500308][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 3 printk messages dropped ** [ 882.500524][ T32] dd20: a790d000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 9 printk messages dropped ** [ 882.501573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 882.502085][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 882.502448][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 4 printk messages dropped ** [ 882.502739][ T32] r4:85243840 ** 5 printk messages dropped ** [ 882.502900][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 882.503422][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 882.524606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d4940 ** 6 printk messages dropped ** [ 882.524932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.525027][ T32] r5:853c638c r4:853c6000 [ 882.525062][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.525145][ T32] r7:dddced80 r6:83018000 r5:853c638c r4:852dc400 [ 882.525184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.525234][ T32] r10:61c88647 r9:849f8c00 r8:852dc42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.525257][ T32] r4:852dc400 [ 882.525278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.525342][ T32] r10:00000000 r9:852dc400 r8:80287e08 r7:eb241e60 r6:852dc480 r5:849f8c00 [ 882.525370][ T32] r4:00000001 [ 882.525390][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.525477][ T32] Exception stack(0xeb245fb0 to 0xeb245ff8) [ 882.525511][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 882.525592][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.525623][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.525696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.525798][ T32] r4:852d4a80 [ 882.526419][ T32] INFO: task kworker/0:481:4742 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.526476][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.526562][ T32] Workqueue: events bpf_prog_free_deferred [ 882.526634][ T32] Call trace: [ 882.526670][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.526756][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.526785][ T32] r4:00000000 [ 882.526805][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.526845][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.526873][ T32] dd20: a7da8000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.526927][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.526972][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.527024][ T32] r5:800f0013 r4:80239bb0 [ 882.527048][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.527092][ T32] r4:82ac21e4 [ 882.527119][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.527163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.527185][ T32] r4:eab2ddc0 [ 882.527205][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.527247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.527319][ T32] r4:00000000 [ 882.527346][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.527414][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.527466][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.527520][ T32] r5:00001000 r4:dfa09000 [ 882.527543][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.527609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.527704][ T32] r5:85272b8c r4:85272800 [ 882.527753][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.527804][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.527826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.527873][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.527895][ T32] r4:85249480 [ 882.527914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.527959][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.528007][ T32] r4:00000001 [ 882.528030][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.528068][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.528177][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.528209][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.528237][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.528265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.528286][ T32] r4:85243840 [ 882.528322][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.528449][ T32] INFO: task kworker/0:482:4744 blocked for more than 459 seconds. [ 882.528492][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.528517][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.528538][ T32] task:kworker/0:482 state:D stack:0 pid:4744 tgid:4744 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.528638][ T32] Workqueue: events bpf_prog_free_deferred [ 882.528735][ T32] Call trace: [ 882.528766][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 882.528813][ T32] r10:8291a684 r9:eb249d84 r8:00000002 r7:60000113 r6:eb249d8c r5:849f9800 [ 882.528837][ T32] r4:849f9800 [ 882.528883][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 882.528930][ T32] r5:849f9800 r4:8291a680 [ 882.528975][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.529041][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.529114][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb249e08 [ 882.529181][ T32] r4:00000000 [ 882.529206][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 882.529242][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.529307][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.529367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d4e80 [ 882.529404][ T32] r4:00000000 [ 882.529501][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.529548][ T32] r9:83018005 r8:849f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 882.529574][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.529692][ T32] r5:00001000 r4:eaef7000 [ 882.529715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.530094][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.530140][ T32] r5:853c6f8c r4:853c6c00 [ 882.530161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.530257][ T32] r7:dddced80 r6:83018000 r5:853c6f8c r4:852dc500 [ 882.530296][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.530352][ T32] r10:61c88647 r9:849f9800 r8:852dc52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.530376][ T32] r4:852dc500 [ 882.530409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.530458][ T32] r10:00000000 r9:852dc500 r8:80287e08 r7:eb245e60 r6:852dc580 r5:849f9800 [ 882.530557][ T32] r4:00000001 [ 882.530662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.530701][ T32] Exception stack(0xeb249fb0 to 0xeb249ff8) [ 882.530727][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 882.530755][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.530910][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.530998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.531024][ T32] r4:852d4880 [ 882.531326][ T32] INFO: task kworker/0:482:4744 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.531366][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.531445][ T32] Workqueue: events bpf_prog_free_deferred [ 882.531495][ T32] Call trace: [ 882.531524][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.531574][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.531597][ T32] r4:00000000 [ 882.531617][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.531681][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.531713][ T32] dd20: a7da8000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.531742][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.531766][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.531789][ T32] r5:800f0013 r4:80239bb0 [ 882.531809][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.531851][ T32] r4:82ac21e4 [ 882.531872][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.531913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.531936][ T32] r4:eab2ddc0 [ 882.531981][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.532026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.532048][ T32] r4:00000000 [ 882.532091][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.532138][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.532166][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.532209][ T32] r5:00001000 r4:dfa09000 [ 882.532266][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.532317][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.532365][ T32] r5:85272b8c r4:85272800 [ 882.532386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.532455][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.532481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.532527][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.532550][ T32] r4:85249480 [ 882.532570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.532617][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.532639][ T32] r4:00000001 [ 882.532674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.532712][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.532813][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.532852][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.532879][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.532907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.532929][ T32] r4:85243840 [ 882.532949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.532976][ T32] INFO: task kworker/0:483:4745 blocked for more than 459 seconds. [ 882.533005][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.533028][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.533048][ T32] task:kworker/0:483 state:D stack:0 pid:4745 tgid:4745 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.533123][ T32] Workqueue: events bpf_prog_free_deferred [ 882.533276][ T32] Call trace: [ 882.533339][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 882.533393][ T32] r10:8291a684 r9:eb251d84 r8:00000002 r7:60000113 r6:eb251d8c r5:849fa400 [ 882.533417][ T32] r4:849fa400 [ 882.533438][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 882.564683][ T32] r5:849fa400 r4:8291a680 [ 882.564810][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.564958][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.565061][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb251e08 [ 882.565146][ T32] r4:00000000 [ 882.565243][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 882.565337][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.565474][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.565578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d4c80 [ 882.565634][ T32] r4:00000000 [ 882.565684][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.565787][ T32] r9:83018005 r8:849fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 882.565841][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.565949][ T32] r5:00001000 r4:eaeb9000 [ 882.566014][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.566115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.566210][ T32] r5:853c678c r4:853c6400 [ 882.566283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.566392][ T32] r7:dddced80 r6:83018000 r5:853c678c r4:852dc600 [ 882.566442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.566564][ T32] r10:61c88647 r9:849fa400 r8:852dc62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.566646][ T32] r4:852dc600 [ 882.566724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.566830][ T32] r10:00000000 r9:852dc600 r8:80287e08 r7:eb249e60 r6:852dc680 r5:849fa400 [ 882.566881][ T32] r4:00000001 [ 882.566929][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.567033][ T32] Exception stack(0xeb251fb0 to 0xeb251ff8) [ 882.567116][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.567183][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.567250][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.567339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.567412][ T32] r4:852d4b00 [ 882.568556][ T32] INFO: task kworker/0:483:4745 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.568660][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.568821][ T32] Workqueue: events bpf_prog_free_deferred [ 882.568922][ T32] Call trace: [ 882.568990][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.569122][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.569220][ T32] r4:00000000 [ 882.569271][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.569353][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.569387][ T32] dd20: a809b000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.569437][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.569495][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.569523][ T32] r5:800f0013 r4:80239bb0 [ 882.569556][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.569626][ T32] r4:82ac21e4 [ 882.569650][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.569718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.569745][ T32] r4:eab2ddc0 [ 882.569766][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.569809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.569831][ T32] r4:00000000 [ 882.569850][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.569971][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.569996][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.570038][ T32] r5:00001000 r4:dfa09000 [ 882.570059][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.570098][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.570146][ T32] r5:85272b8c r4:85272800 [ 882.570166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.570212][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.570233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.570279][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.570301][ T32] r4:85249480 [ 882.570321][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.570391][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.570444][ T32] r4:00000001 [ 882.570491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.570531][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.570584][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.570621][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.570649][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.570677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.570724][ T32] r4:85243840 [ 882.570749][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.570780][ T32] INFO: task kworker/0:484:4748 blocked for more than 459 seconds. [ 882.570815][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.570865][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.570897][ T32] task:kworker/0:484 state:D stack:0 pid:4748 tgid:4748 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.570951][ T32] Workqueue: events bpf_prog_free_deferred [ 882.571019][ T32] Call trace: [ 882.571054][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 882.571137][ T32] r10:8291a684 r9:eb25dd84 r8:00000002 r7:60000113 r6:eb25dd8c r5:854b5400 [ 882.571167][ T32] r4:854b5400 [ 882.571190][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 882.571284][ T32] r5:854b5400 r4:8291a680 [ 882.571309][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.571371][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.571467][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb25de08 [ 882.571537][ T32] r4:00000000 [ 882.571560][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 882.571595][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.571629][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.571669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d4d80 [ 882.571704][ T32] r4:00000000 [ 882.571726][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.571772][ T32] r9:83018005 r8:854b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 882.571795][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.571861][ T32] r5:00001000 r4:eaed3000 [ 882.571910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.571953][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.571995][ T32] r5:853c6b8c r4:853c6800 [ 882.572015][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.572060][ T32] r7:dddced80 r6:83018000 r5:853c6b8c r4:852dc700 [ 882.572092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.572151][ T32] r10:61c88647 r9:854b5400 r8:852dc72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.572178][ T32] r4:852dc700 [ 882.572199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.572269][ T32] r10:00000000 r9:852dc700 r8:80287e08 r7:eb249e60 r6:8531eb00 r5:854b5400 [ 882.572295][ T32] r4:00000001 [ 882.572314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.572376][ T32] Exception stack(0xeb25dfb0 to 0xeb25dff8) [ 882.572430][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.572487][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.572529][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.572585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.572636][ T32] r4:852d4d00 [ 882.572949][ T32] INFO: task kworker/0:484:4748 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.573009][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.573089][ T32] Workqueue: events bpf_prog_free_deferred [ 882.573189][ T32] Call trace: [ 882.573281][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 882.591264][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 8 printk messages dropped ** [ 882.591665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 7 printk messages dropped ** [ 882.592028][ T32] r5:85272b8c r4:85272800 ** 5 printk messages dropped ** [ 882.592280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 882.592531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 882.593108][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 882.605824][ T32] r4:00000000 ** 3 printk messages dropped ** [ 882.605987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533b580 ** 6 printk messages dropped ** [ 882.606361][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 882.606566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 882.606817][ T32] Exception stack(0xeb265fb0 to 0xeb265ff8) [ 882.606871][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 882.606935][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.606986][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.607017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.607041][ T32] r4:852d4f40 [ 882.607680][ T32] INFO: task kworker/0:485:4750 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.607743][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.607844][ T32] Workqueue: events bpf_prog_free_deferred [ 882.607923][ T32] Call trace: [ 882.608040][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.608094][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.608123][ T32] r4:00000000 [ 882.608144][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.608184][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.608237][ T32] dd20: a8737000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.608297][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.608350][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.608378][ T32] r5:800f0013 r4:80239bb0 [ 882.608400][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.608442][ T32] r4:82ac21e4 [ 882.608462][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.608528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.608562][ T32] r4:eab2ddc0 [ 882.608583][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.608625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.608672][ T32] r4:00000000 [ 882.608695][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.608764][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.608835][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.608882][ T32] r5:00001000 r4:dfa09000 [ 882.608953][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.608996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.609039][ T32] r5:85272b8c r4:85272800 [ 882.609065][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.609118][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.609141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.609206][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.609229][ T32] r4:85249480 [ 882.609338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.609388][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.609430][ T32] r4:00000001 [ 882.609454][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.609515][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.609558][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.609645][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 882.609887][ T32] INFO: task kworker/0:486:4751 blocked for more than 459 seconds. ** 7 printk messages dropped ** [ 882.610204][ T32] r4:85429800 ** 3 printk messages dropped ** [ 882.610458][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 882.611013][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 882.611356][ T32] r5:853c738c r4:853c7000 [ 882.611382][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 882.611523][ T32] r10:61c88647 r9:85429800 r8:852dc82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 882.611886][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 882.612691][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 882.613082][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 882.613418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 10 printk messages dropped ** [ 882.631938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 882.632315][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 882.632668][ T32] Call trace: ** 2 printk messages dropped ** [ 882.632803][ T32] r4:85428000 ** 4 printk messages dropped ** [ 882.633002][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb271e08 ** 7 printk messages dropped ** [ 882.633387][ T32] r9:83018005 r8:85428000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 ** 4 printk messages dropped ** [ 882.638362][ T32] r5:853c778c r4:853c7400 ** 3 printk messages dropped ** [ 882.638527][ T32] r10:61c88647 r9:85428000 r8:852dc8ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 882.638919][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 882.639906][ T32] Call trace: ** 4 printk messages dropped ** [ 882.640145][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 882.640344][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 882.640405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.640428][ T32] r4:eab2ddc0 [ 882.640472][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.640534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.640585][ T32] r4:00000000 [ 882.640611][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.640711][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.640737][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.640780][ T32] r5:00001000 r4:dfa09000 [ 882.640813][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.640882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.640930][ T32] r5:85272b8c r4:85272800 [ 882.640951][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.640997][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.641043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.641099][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.641142][ T32] r4:85249480 [ 882.641183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.641252][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.641287][ T32] r4:00000001 [ 882.641321][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.641361][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.641399][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.641431][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.641484][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.641516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.641541][ T32] r4:85243840 [ 882.641588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.641621][ T32] INFO: task kworker/0:488:4755 blocked for more than 459 seconds. [ 882.641696][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.641729][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.641752][ T32] task:kworker/0:488 state:D stack:0 pid:4755 tgid:4755 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.641875][ T32] Workqueue: events bpf_prog_free_deferred [ 882.641924][ T32] Call trace: [ 882.641976][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 882.642024][ T32] r10:8291a684 r9:eb279d84 r8:00000002 r7:60000013 r6:eb279d8c r5:8542bc00 [ 882.642047][ T32] r4:8542bc00 [ 882.642091][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 882.642138][ T32] r5:8542bc00 r4:8291a680 [ 882.642170][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.642229][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.642300][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb279e08 [ 882.642326][ T32] r4:00000000 [ 882.642346][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 882.642479][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.642543][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.642613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533b1c0 [ 882.642646][ T32] r4:00000000 [ 882.642667][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.642773][ T32] r9:83018005 r8:8542bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 882.642798][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.642840][ T32] r5:00001000 r4:eaf67000 [ 882.642886][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.642928][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.642972][ T32] r5:853c7b8c r4:853c7800 [ 882.642997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.643043][ T32] r7:dddced80 r6:83018000 r5:853c7b8c r4:852dc900 [ 882.643071][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.643174][ T32] r10:61c88647 r9:8542bc00 r8:852dc92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.643221][ T32] r4:852dc900 [ 882.643269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.643346][ T32] r10:00000000 r9:852dc900 r8:80287e08 r7:eb265e60 r6:8531ed00 r5:8542bc00 [ 882.643372][ T32] r4:00000001 [ 882.643555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.661269][ T32] Exception stack(0xeb279fb0 to 0xeb279ff8) [ 882.661340][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 882.661373][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.661400][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.661434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.661460][ T32] r4:8533b140 [ 882.662138][ T32] INFO: task kworker/0:488:4755 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.662185][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.662317][ T32] Workqueue: events bpf_prog_free_deferred [ 882.662394][ T32] Call trace: [ 882.662482][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.662556][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.662584][ T32] r4:00000000 [ 882.662630][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.662674][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.662702][ T32] dd20: a8e8b000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.662731][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.662763][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.662789][ T32] r5:800f0013 r4:80239bb0 [ 882.662811][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.662859][ T32] r4:82ac21e4 [ 882.662886][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.662942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.662969][ T32] r4:eab2ddc0 [ 882.662990][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.663042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 4 printk messages dropped ** [ 882.663257][ T32] r5:00001000 r4:dfa09000 ** 6 printk messages dropped ** [ 882.667999][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 882.668360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 882.668663][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 882.669039][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 882.669484][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 882.669661][ T32] r5:853c7f8c r4:853c7c00 ** 3 printk messages dropped ** [ 882.669865][ T32] r10:61c88647 r9:8542b000 r8:852dc9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 882.670233][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 882.671157][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.671211][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.671235][ T32] r4:00000000 [ 882.671254][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.671292][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.671337][ T32] dd20: a8e8b000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.671372][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.671423][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.671475][ T32] r5:800f0013 r4:80239bb0 [ 882.671499][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.671542][ T32] r4:82ac21e4 [ 882.671612][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.671659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.671682][ T32] r4:eab2ddc0 [ 882.671702][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.671744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.671765][ T32] r4:00000000 [ 882.671833][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.671881][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.671909][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.671986][ T32] r5:00001000 r4:dfa09000 [ 882.672018][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.672058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.672099][ T32] r5:85272b8c r4:85272800 [ 882.672145][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.672246][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.672271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.672319][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.672348][ T32] r4:85249480 [ 882.672367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.672418][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.672469][ T32] r4:00000001 [ 882.672491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.672595][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.672650][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.672681][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.672733][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.672789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.672819][ T32] r4:85243840 [ 882.672867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.672921][ T32] INFO: task kworker/0:490:4759 blocked for more than 459 seconds. [ 882.673024][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.673053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.673113][ T32] task:kworker/0:490 state:D stack:0 pid:4759 tgid:4759 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.673227][ T32] Workqueue: events bpf_prog_free_deferred [ 882.673276][ T32] Call trace: [ 882.673309][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 882.673363][ T32] r10:8291a684 r9:eb289d84 r8:00000002 r7:60000113 r6:eb289d8c r5:8542a400 [ 882.673388][ T32] r4:8542a400 [ 882.673494][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 882.693897][ T32] r5:8542a400 r4:8291a680 [ 882.693947][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.694017][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.694064][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb289e08 [ 882.694090][ T32] r4:00000000 [ 882.694139][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 882.694185][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.694228][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.694270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533b480 [ 882.694307][ T32] r4:00000000 [ 882.694338][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 882.694413][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 882.694593][ T32] r5:853f438c r4:853f4000 [ 882.694615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 882.694686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 882.695111][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 882.696077][ T32] Call trace: ** 6 printk messages dropped ** [ 882.696498][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 8 printk messages dropped ** [ 882.696864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 882.697552][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 882.697857][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 8 printk messages dropped ** [ 882.698166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 882.698498][ T32] r5:8542c800 r4:8291a680 ** 2 printk messages dropped ** [ 882.698699][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb295e08 ** 7 printk messages dropped ** [ 882.699116][ T32] r9:83018005 r8:8542c800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 4 printk messages dropped ** [ 882.699325][ T32] r5:853f4b8c r4:853f4800 ** 2 printk messages dropped ** [ 882.699420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 882.699819][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 882.700786][ T32] Call trace: ** 4 printk messages dropped ** [ 882.701329][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 882.701710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 2 printk messages dropped ** [ 882.701834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.701862][ T32] r4:00000000 [ 882.701883][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.701936][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.702010][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.702056][ T32] r5:00001000 r4:dfa09000 [ 882.702106][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.702152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.702197][ T32] r5:85272b8c r4:85272800 [ 882.702220][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.702270][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.702293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.702345][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.702396][ T32] r4:85249480 [ 882.702446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.702553][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.702634][ T32] r4:00000001 [ 882.702707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.702791][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.702853][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.702911][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.702986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.703051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.703127][ T32] r4:85243840 [ 882.703177][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.703248][ T32] INFO: task kworker/0:492:4765 blocked for more than 459 seconds. [ 882.703309][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.703383][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.703503][ T32] task:kworker/0:492 state:D stack:0 pid:4765 tgid:4765 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.734495][ T32] Workqueue: events bpf_prog_free_deferred [ 882.734693][ T32] Call trace: [ 882.734768][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 882.734880][ T32] r10:8291a684 r9:eb2a1d84 r8:00000002 r7:60000113 r6:eb2a1d8c r5:8542e000 [ 882.734952][ T32] r4:8542e000 [ 882.735003][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 882.735090][ T32] r5:8542e000 r4:8291a680 [ 882.735159][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.735273][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.735373][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a1e08 [ 882.735425][ T32] r4:00000000 [ 882.735486][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 882.735583][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.735681][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.735772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533b940 [ 882.735821][ T32] r4:00000000 [ 882.735863][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.735958][ T32] r9:83018005 r8:8542e000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 882.736026][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.736130][ T32] r5:00001000 r4:eb111000 [ 882.736175][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.736257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.736352][ T32] r5:853f538c r4:853f5000 [ 882.736417][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.736512][ T32] r7:dddced80 r6:83018000 r5:853f538c r4:852dcb00 [ 882.736555][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.736672][ T32] r10:61c88647 r9:8542e000 r8:852dcb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.736720][ T32] r4:852dcb00 [ 882.736759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.736847][ T32] r10:00000000 r9:852dcb00 r8:80287e08 r7:eb295e60 r6:8531ef00 r5:8542e000 [ 882.736890][ T32] r4:00000001 [ 882.736947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.737038][ T32] Exception stack(0xeb2a1fb0 to 0xeb2a1ff8) [ 882.737097][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.737186][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.737255][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.737327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.737388][ T32] r4:8533b640 [ 882.738532][ T32] INFO: task kworker/0:492:4765 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.738623][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.738791][ T32] Workqueue: events bpf_prog_free_deferred [ 882.738901][ T32] Call trace: [ 882.738968][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 882.739250][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 6 printk messages dropped ** [ 882.739718][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 882.740360][ T32] r5:00001000 r4:dfa09000 ** 6 printk messages dropped ** [ 882.740877][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 882.741471][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 882.742025][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 882.742349][ T32] r4:854b6c00 ** 4 printk messages dropped ** [ 882.742705][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a5e08 ** 8 printk messages dropped ** [ 882.743261][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 882.773359][ T32] r5:853f4f8c r4:853f4c00 ** 2 printk messages dropped ** [ 882.774387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 882.775037][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 882.775190][ T32] r4:8533b640 [ 882.776322][ T32] INFO: task kworker/0:493:4766 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.776422][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.776587][ T32] Workqueue: events bpf_prog_free_deferred [ 882.776699][ T32] Call trace: [ 882.776763][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.776857][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.776948][ T32] r4:00000000 [ 882.777009][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.777089][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.777148][ T32] dd20: a978f000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.777226][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.777283][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.777339][ T32] r5:800f0013 r4:80239bb0 [ 882.777380][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.777458][ T32] r4:82ac21e4 [ 882.777532][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.777617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.777661][ T32] r4:eab2ddc0 [ 882.777763][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.777887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.778012][ T32] r4:00000000 [ 882.778059][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.778146][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.778188][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.778287][ T32] r5:00001000 r4:dfa09000 [ 882.778339][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.778417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.778495][ T32] r5:85272b8c r4:85272800 [ 882.778536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.778618][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.778658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.778756][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.778808][ T32] r4:85249480 [ 882.778848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.778935][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.778999][ T32] r4:00000001 [ 882.779050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.779121][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.779187][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.779267][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.779346][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.779408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.779457][ T32] r4:85243840 [ 882.779501][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.779571][ T32] INFO: task kworker/0:494:4768 blocked for more than 459 seconds. [ 882.779639][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.779705][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.779795][ T32] task:kworker/0:494 state:D stack:0 pid:4768 tgid:4768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.779891][ T32] Workqueue: events bpf_prog_free_deferred [ 882.779977][ T32] Call trace: [ 882.780064][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 882.780168][ T32] r10:8291a684 r9:eb2a9d84 r8:00000002 r7:60000013 r6:eb2a9d8c r5:8542d400 [ 882.780219][ T32] r4:8542d400 [ 882.780278][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 882.780385][ T32] r5:8542d400 r4:8291a680 [ 882.780433][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.780516][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.780604][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a9e08 [ 882.780655][ T32] r4:00000000 [ 882.780694][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 882.780758][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.780819][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.780896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533bbc0 [ 882.780942][ T32] r4:00000000 [ 882.780981][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.781062][ T32] r9:83018005 r8:8542d400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 882.781104][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.781204][ T32] r5:00001000 r4:eb12f000 [ 882.781263][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.781358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.781457][ T32] r5:853f5b8c r4:853f5800 [ 882.781502][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.781589][ T32] r7:dddced80 r6:83018000 r5:853f5b8c r4:852dcc00 [ 882.781629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.781714][ T32] r10:61c88647 r9:8542d400 r8:852dcc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.781757][ T32] r4:852dcc00 [ 882.781795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 882.782119][ T32] Exception stack(0xeb2a9fb0 to 0xeb2a9ff8) [ 882.782229][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 882.782292][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.782368][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.782427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.782473][ T32] r4:8533b880 [ 882.783082][ T32] INFO: task kworker/0:494:4768 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.783145][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.783273][ T32] Workqueue: events bpf_prog_free_deferred [ 882.783392][ T32] Call trace: [ 882.805011][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.805227][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.805260][ T32] r4:00000000 [ 882.805305][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.805482][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.805574][ T32] dd20: a98ed000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.805644][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.805706][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.805764][ T32] r5:800f0013 r4:80239bb0 [ 882.805813][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.805922][ T32] r4:82ac21e4 [ 882.805972][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.806085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.806148][ T32] r4:eab2ddc0 [ 882.806200][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.806279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.806350][ T32] r4:00000000 [ 882.806379][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.806427][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.806449][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.806494][ T32] r5:00001000 r4:dfa09000 [ 882.806690][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.806734][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.806804][ T32] r5:85272b8c r4:85272800 [ 882.806829][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.806878][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.806902][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.806949][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.806990][ T32] r4:85249480 [ 882.807011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.807058][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.807081][ T32] r4:00000001 [ 882.807126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 882.807303][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 882.807997][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 882.808819][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 882.809359][ T32] r5:00001000 r4:eb11d000 ** 2 printk messages dropped ** [ 882.809665][ T32] r5:853f578c r4:853f5400 [ 882.809689][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.809782][ T32] r7:dddced80 r6:83018000 r5:853f578c r4:852dcc80 [ 882.809908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 882.810200][ T32] r4:00000001 ** 5 printk messages dropped ** [ 882.810636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 882.811988][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 882.812910][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 882.813056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 882.841263][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 882.841868][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 882.842487][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 882.842968][ T32] r5:85430000 r4:8291a680 ** 3 printk messages dropped ** [ 882.843248][ T32] r4:00000000 ** 2 printk messages dropped ** [ 882.843521][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.857184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533be00 [ 882.857253][ T32] r4:00000000 [ 882.857307][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.857389][ T32] r9:83018005 r8:85430000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 882.857414][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.857460][ T32] r5:00001000 r4:eb2b5000 [ 882.857481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.857520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.857563][ T32] r5:853f638c r4:853f6000 [ 882.857584][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.857654][ T32] r7:dddced80 r6:83018000 r5:853f638c r4:852dcd00 [ 882.857680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.857803][ T32] r10:61c88647 r9:85430000 r8:852dcd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.857830][ T32] r4:852dcd00 [ 882.857864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.857967][ T32] r10:00000000 r9:852dcd00 r8:80287e08 r7:eb2a9e60 r6:8534c100 r5:85430000 [ 882.857993][ T32] r4:00000001 [ 882.858014][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.858132][ T32] Exception stack(0xeb2b1fb0 to 0xeb2b1ff8) [ 882.858167][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.858201][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.858248][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.858427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.858471][ T32] r4:8533bc00 [ 882.859366][ T32] INFO: task kworker/0:496:4772 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.859451][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.859609][ T32] Workqueue: events bpf_prog_free_deferred [ 882.859814][ T32] Call trace: [ 882.859906][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.860013][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.860070][ T32] r4:00000000 [ 882.860123][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.860209][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.860284][ T32] dd20: a9e7c000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.860363][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.860426][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.860511][ T32] r5:800f0013 r4:80239bb0 [ 882.860581][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.860667][ T32] r4:82ac21e4 [ 882.860712][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.860760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.860786][ T32] r4:eab2ddc0 [ 882.860831][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.860903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.860929][ T32] r4:00000000 [ 882.860950][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.861073][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.861191][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.861249][ T32] r5:00001000 r4:dfa09000 [ 882.861271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.861340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.861493][ T32] r5:85272b8c r4:85272800 [ 882.861627][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.861702][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.861727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.861831][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.861953][ T32] r4:85249480 [ 882.861980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.862160][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.862195][ T32] r4:00000001 [ 882.862229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.862294][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.862358][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.862393][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.862472][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.862504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.862527][ T32] r4:85243840 [ 882.862548][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.862579][ T32] INFO: task kworker/0:497:4774 blocked for more than 459 seconds. ** 4 printk messages dropped ** [ 882.863066][ T32] Call trace: ** 6 printk messages dropped ** [ 882.884562][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 882.885346][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 882.885704][ T32] r5:853f5f8c r4:853f5c00 ** 2 printk messages dropped ** [ 882.885896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 882.886551][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 882.888265][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 882.888728][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 882.889369][ T32] r4:00000000 ** 4 printk messages dropped ** [ 882.889740][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 882.890560][ T32] r4:00000001 ** 4 printk messages dropped ** [ 882.890856][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 882.891421][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 882.891990][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 882.892847][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 882.893005][ T32] r5:853f678c r4:853f6400 [ 882.893045][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.893206][ T32] r7:dddced80 r6:83018000 r5:853f678c r4:852dce00 [ 882.893274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.893391][ T32] r10:61c88647 r9:85431800 r8:852dce2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.893509][ T32] r4:852dce00 [ 882.917562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.917752][ T32] r10:00000000 r9:852dce00 r8:80287e08 r7:eb2b1e60 r6:8534c200 r5:85431800 [ 882.917811][ T32] r4:00000001 [ 882.917859][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.917938][ T32] Exception stack(0xeb2c1fb0 to 0xeb2c1ff8) [ 882.917996][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.918058][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.918117][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.918205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.918262][ T32] r4:8533bd40 [ 882.919356][ T32] INFO: task kworker/0:498:4776 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.919439][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.919624][ T32] Workqueue: events bpf_prog_free_deferred [ 882.919755][ T32] Call trace: [ 882.919833][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.919955][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.920033][ T32] r4:00000000 [ 882.920100][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.920195][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.920253][ T32] dd20: aa1c0000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 882.920337][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 882.920398][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.920458][ T32] r5:800f0013 r4:80239bb0 [ 882.920517][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.920606][ T32] r4:82ac21e4 [ 882.920651][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.920741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 882.920790][ T32] r4:eab2ddc0 [ 882.920835][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.920967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 882.921045][ T32] r4:00000000 [ 882.921095][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.921217][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 882.921283][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.921380][ T32] r5:00001000 r4:dfa09000 [ 882.921427][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.921531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.921626][ T32] r5:85272b8c r4:85272800 [ 882.921674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.921767][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 882.921814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.921921][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.921971][ T32] r4:85249480 [ 882.922047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.922180][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 882.922247][ T32] r4:00000001 [ 882.922306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.922415][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 882.922497][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.922565][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.922635][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.922705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.922750][ T32] r4:85243840 [ 882.922795][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.922878][ T32] INFO: task kworker/0:499:4782 blocked for more than 459 seconds. ** 4 printk messages dropped ** [ 882.923301][ T32] Call trace: ** 6 printk messages dropped ** [ 882.938008][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 882.938799][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 882.939023][ T32] r5:853f6b8c r4:853f6800 [ 882.939044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 882.939374][ T32] r4:852dce80 ** 4 printk messages dropped ** [ 882.939543][ T32] Exception stack(0xeb2d5fb0 to 0xeb2d5ff8) ** 6 printk messages dropped ** [ 882.940765][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 882.942151][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 882.943060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 882.964715][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 882.965124][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.965190][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.965274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.965304][ T32] r4:85243840 [ 882.965340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.965373][ T32] INFO: task kworker/1:332:4783 blocked for more than 459 seconds. [ 882.965408][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.965470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.965591][ T32] task:kworker/1:332 state:D stack:0 pid:4783 tgid:4783 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.965757][ T32] Workqueue: events bpf_prog_free_deferred [ 882.966142][ T32] Call trace: [ 882.966466][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 882.966522][ T32] r10:8291a684 r9:eb2d9d84 r8:00000002 r7:60000113 r6:eb2d9d8c r5:85433c00 [ 882.966546][ T32] r4:85433c00 [ 882.966567][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 882.966716][ T32] r5:85433c00 r4:8291a680 [ 882.966741][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.966781][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 882.966823][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d9e08 [ 882.966845][ T32] r4:00000000 [ 882.966922][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 882.967049][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.967150][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.967476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d0540 [ 882.967520][ T32] r4:00000000 [ 882.967776][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 882.967898][ T32] r9:83018205 r8:85433c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 882.967925][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.967970][ T32] r5:00001000 r4:e87d7000 [ 882.967990][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.968029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.968072][ T32] r5:854c638c r4:854c6000 [ 882.968148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.968235][ T32] r7:ddde2d80 r6:83018200 r5:854c638c r4:8534c300 [ 882.968297][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.968696][ T32] r10:61c88647 r9:85433c00 r8:8534c32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.968808][ T32] r4:8534c300 [ 882.968834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.968885][ T32] r10:00000000 r9:8534c300 r8:80287e08 r7:eb21de60 r6:8534c380 r5:85433c00 [ 882.968925][ T32] r4:00000001 [ 882.969044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.969088][ T32] Exception stack(0xeb2d9fb0 to 0xeb2d9ff8) [ 882.969116][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 882.969145][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.969198][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.969254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.969284][ T32] r4:853d0340 [ 882.970080][ T32] INFO: task kworker/1:332:4783 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 882.970120][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.970294][ T32] Workqueue: events bpf_prog_free_deferred [ 882.970529][ T32] Call trace: [ 882.970864][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 882.970981][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 882.971009][ T32] r4:00000000 [ 882.971111][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.971157][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 882.971228][ T32] dd20: aa797000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 3 printk messages dropped ** [ 882.971580][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 882.972672][ T32] r5:00001000 r4:dfa09000 ** 7 printk messages dropped ** [ 882.973027][ T32] r4:85249480 ** 4 printk messages dropped ** [ 882.973580][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 3 printk messages dropped ** [ 882.997117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 882.998122][ T32] r4:85434800 ** 3 printk messages dropped ** [ 882.998584][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 882.999287][ T32] r5:00001000 r4:dfb03000 ** 2 printk messages dropped ** [ 882.999477][ T32] r5:853f6f8c r4:853f6c00 [ 882.999555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 883.000112][ T32] r10:00000000 r9:852dcf00 r8:80287e08 r7:eb2d5e60 r6:8534c400 r5:85434800 ** 10 printk messages dropped ** [ 883.001421][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 883.002136][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 883.002303][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 883.002458][ T32] r4:eab2ddc0 ** 4 printk messages dropped ** [ 883.002839][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 8 printk messages dropped ** [ 883.034563][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 883.035171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 883.035696][ T32] Call trace: ** 4 printk messages dropped ** [ 883.035921][ T32] r5:85435400 r4:8291a680 ** 5 printk messages dropped ** [ 883.036123][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 883.036421][ T32] r5:00001000 r4:eab95000 ** 1 printk messages dropped ** [ 883.036487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.036530][ T32] r5:853f778c r4:853f7400 [ 883.036549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.036611][ T32] r7:dddced80 r6:83018000 r5:853f778c r4:852dcf80 [ 883.036635][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.036681][ T32] r10:61c88647 r9:85435400 r8:852dcfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.036703][ T32] r4:852dcf80 [ 883.036721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.036765][ T32] r10:00000000 r9:852dcf80 r8:80287e08 r7:eb2dde60 r6:8534c480 r5:85435400 [ 883.036788][ T32] r4:00000001 [ 883.036806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.036843][ T32] Exception stack(0xeb2d1fb0 to 0xeb2d1ff8) [ 883.036869][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.036920][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.036967][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.037043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.037072][ T32] r4:85348240 [ 883.037783][ T32] INFO: task kworker/0:501:4786 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 883.037819][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.037934][ T32] Workqueue: events bpf_prog_free_deferred [ 883.037983][ T32] Call trace: [ 883.038032][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.038113][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.038143][ T32] r4:00000000 [ 883.038164][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.038204][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.038232][ T32] dd20: ab2a3000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.038279][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.038328][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.038354][ T32] r5:800f0013 r4:80239bb0 [ 883.038392][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.038440][ T32] r4:82ac21e4 [ 883.038460][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.038511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.038563][ T32] r4:eab2ddc0 [ 883.038588][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.038629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.038651][ T32] r4:00000000 [ 883.038759][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.038810][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 883.038832][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.038873][ T32] r5:00001000 r4:dfa09000 [ 883.038895][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.038934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.038975][ T32] r5:85272b8c r4:85272800 [ 883.038995][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.039040][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 883.039081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.039133][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.039168][ T32] r4:85249480 [ 883.039196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.039263][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 883.039294][ T32] r4:00000001 [ 883.039334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.039377][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 883.039412][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.039462][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.039499][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.039547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.039573][ T32] r4:85243840 [ 883.039593][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.039631][ T32] INFO: task kworker/0:502:4787 blocked for more than 460 seconds. [ 883.039663][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.039709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.039734][ T32] task:kworker/0:502 state:D stack:0 pid:4787 tgid:4787 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.039781][ T32] Workqueue: events bpf_prog_free_deferred [ 883.039821][ T32] Call trace: [ 883.039850][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 883.039902][ T32] r10:8291a684 r9:eb2e1d84 r8:00000002 r7:60000113 r6:eb2e1d8c r5:85436000 [ 883.039948][ T32] r4:85436000 [ 883.039972][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 883.040014][ T32] r5:85436000 r4:8291a680 [ 883.040034][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.040071][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 883.040112][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e1e08 [ 883.040133][ T32] r4:00000000 [ 883.040173][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 883.040211][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.040245][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.040285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85348500 [ 883.040308][ T32] r4:00000000 [ 883.040470][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.040519][ T32] r9:83018005 r8:85436000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 883.040540][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.040580][ T32] r5:00001000 r4:eaa69000 [ 883.040599][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.040636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.040678][ T32] r5:853f738c r4:853f7000 [ 883.040698][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.040770][ T32] r7:dddced80 r6:83018000 r5:853f738c r4:8541cf80 [ 883.040823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.040873][ T32] r10:61c88647 r9:85436000 r8:8541cfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.040897][ T32] r4:8541cf80 [ 883.040941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.040989][ T32] r10:00000000 r9:8541cf80 r8:80287e08 r7:eb2d1e60 r6:8534c500 r5:85436000 [ 883.041011][ T32] r4:00000001 [ 883.041029][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.041096][ T32] Exception stack(0xeb2e1fb0 to 0xeb2e1ff8) [ 883.041125][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.041157][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.041212][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.041241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.041280][ T32] r4:85348240 [ 883.041652][ T32] INFO: task kworker/0:502:4787 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 883.041688][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.041790][ T32] Workqueue: events bpf_prog_free_deferred [ 883.041835][ T32] Call trace: [ 883.041917][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.042004][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.042030][ T32] r4:00000000 [ 883.042050][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.042126][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.042187][ T32] dd20: ab2a3000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.042243][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.042303][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.042358][ T32] r5:800f0013 r4:80239bb0 [ 883.042409][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.042491][ T32] r4:82ac21e4 [ 883.042550][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.042672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.042727][ T32] r4:eab2ddc0 [ 883.042798][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.042888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.042936][ T32] r4:00000000 [ 883.042990][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.043108][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 883.043164][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.043287][ T32] r5:00001000 r4:dfa09000 [ 883.043346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.043441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.066248][ T32] r5:85272b8c r4:85272800 [ 883.066309][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.066386][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 883.066455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.066510][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.066533][ T32] r4:85249480 ** 1 printk messages dropped ** [ 883.066709][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 8 printk messages dropped ** [ 883.067133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 883.067695][ T32] r5:85433000 r4:8291a680 ** 3 printk messages dropped ** [ 883.067962][ T32] r4:00000000 ** 3 printk messages dropped ** [ 883.068271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d0780 ** 7 printk messages dropped ** [ 883.068820][ T32] r5:854c678c r4:854c6400 [ 883.068866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 883.068996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 883.069773][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 883.071061][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 883.072018][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 883.072201][ T32] r4:eab2ddc0 ** 5 printk messages dropped ** [ 883.072456][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 883.073032][ T32] r4:85249480 ** 4 printk messages dropped ** [ 883.073290][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 4 printk messages dropped ** [ 883.097659][ T32] r4:85243840 ** 4 printk messages dropped ** [ 883.097997][ T32] task:kworker/1:334 state:D stack:0 pid:4790 tgid:4790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.098111][ T32] Workqueue: events bpf_prog_free_deferred [ 883.098254][ T32] Call trace: [ 883.098324][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 883.098439][ T32] r10:8291a684 r9:eb2e9d84 r8:00000002 r7:60000013 r6:eb2e9d8c r5:85438c00 [ 883.098503][ T32] r4:85438c00 [ 883.098551][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 883.098640][ T32] r5:85438c00 r4:8291a680 [ 883.098721][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.098837][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 883.098937][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e9e08 [ 883.098985][ T32] r4:00000000 [ 883.099025][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 883.099096][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.099176][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.099261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d0a00 [ 883.099308][ T32] r4:00000000 [ 883.099350][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.099454][ T32] r9:83018205 r8:85438c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 883.099502][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.099586][ T32] r5:00001000 r4:ea98d000 [ 883.099630][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.099707][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.099791][ T32] r5:854c6b8c r4:854c6800 [ 883.099833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.099924][ T32] r7:ddde2d80 r6:83018200 r5:854c6b8c r4:8534c680 [ 883.099968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.100061][ T32] r10:61c88647 r9:85438c00 r8:8534c6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.100107][ T32] r4:8534c680 [ 883.100152][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.100248][ T32] r10:00000000 r9:8534c680 r8:80287e08 r7:eb21de60 r6:8534c700 r5:85438c00 [ 883.100318][ T32] r4:00000001 [ 883.100365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.100456][ T32] Exception stack(0xeb2e9fb0 to 0xeb2e9ff8) [ 883.100531][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.100610][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.100694][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.100769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.100817][ T32] r4:853d09c0 [ 883.101775][ T32] INFO: task kworker/1:334:4790 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 883.101827][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.101894][ T32] Workqueue: events bpf_prog_free_deferred [ 883.102022][ T32] Call trace: [ 883.102088][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.102149][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.102173][ T32] r4:00000000 [ 883.102193][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.102233][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.102262][ T32] dd20: abdde000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.102292][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.102317][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.102361][ T32] r5:800f0013 r4:80239bb0 [ 883.102390][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.102473][ T32] r4:82ac21e4 [ 883.102529][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.102699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.102756][ T32] r4:eab2ddc0 [ 883.102796][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.102879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.102951][ T32] r4:00000000 [ 883.102998][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.103097][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 883.103143][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.103231][ T32] r5:00001000 r4:dfa09000 [ 883.103290][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 883.117270][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 883.117758][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 883.118460][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 883.118895][ T32] r10:8291a684 r9:eb2edd84 r8:00000002 r7:60000013 r6:eb2edd8c r5:85439800 ** 6 printk messages dropped ** [ 883.119504][ T32] r4:00000000 ** 4 printk messages dropped ** [ 883.119952][ T32] r4:00000000 ** 4 printk messages dropped ** [ 883.120342][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 883.120544][ T32] r5:854c6f8c r4:854c6c00 ** 2 printk messages dropped ** [ 883.120792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 883.121302][ T32] Exception stack(0xeb2edfb0 to 0xeb2edff8) ** 7 printk messages dropped ** [ 883.122839][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 883.123004][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.123109][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.123159][ T32] r4:00000000 [ 883.123270][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.123376][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.123449][ T32] dd20: abdde000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.123584][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.141392][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.141506][ T32] r5:800f0013 r4:80239bb0 [ 883.141544][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.141620][ T32] r4:82ac21e4 [ 883.141670][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.141747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.141800][ T32] r4:eab2ddc0 [ 883.141829][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.141872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.141894][ T32] r4:00000000 [ 883.141914][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.141962][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 883.142004][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.142053][ T32] r5:00001000 r4:dfa09000 [ 883.142093][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.142169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.142219][ T32] r5:85272b8c r4:85272800 [ 883.142240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.142287][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 883.142329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.142380][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.142437][ T32] r4:85249480 [ 883.142487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.142542][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 883.142579][ T32] r4:00000001 [ 883.142602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.142641][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 883.142688][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.142726][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.142753][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.142781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.142803][ T32] r4:85243840 [ 883.142836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.142923][ T32] INFO: task kworker/0:503:4794 blocked for more than 460 seconds. [ 883.142985][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.143019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.143043][ T32] task:kworker/0:503 state:D stack:0 pid:4794 tgid:4794 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.143139][ T32] Workqueue: events bpf_prog_free_deferred [ 883.143215][ T32] Call trace: [ 883.143300][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 883.143353][ T32] r10:8291a684 r9:eb2f9d84 r8:00000002 r7:60000113 r6:eb2f9d8c r5:8543b000 [ 883.143376][ T32] r4:8543b000 [ 883.143396][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 883.143450][ T32] r5:8543b000 r4:8291a680 [ 883.143529][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.156984][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 883.157162][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f9e08 [ 883.157248][ T32] r4:00000000 [ 883.157293][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 883.157371][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.157467][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.157549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85348e00 [ 883.157597][ T32] r4:00000000 [ 883.157671][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.157770][ T32] r9:83018005 r8:8543b000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 883.157817][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.157903][ T32] r5:00001000 r4:eb1b1000 [ 883.157947][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.158029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.158112][ T32] r5:8542478c r4:85424400 [ 883.158159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.158253][ T32] r7:dddced80 r6:83018000 r5:8542478c r4:8534d000 [ 883.158299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.158393][ T32] r10:61c88647 r9:8543b000 r8:8534d02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.158501][ T32] r4:8534d000 [ 883.158554][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.158661][ T32] r10:00000000 r9:8534d000 r8:80287e08 r7:eb2d1e60 r6:8534c880 r5:8543b000 [ 883.158709][ T32] r4:00000001 [ 883.158753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.158834][ T32] Exception stack(0xeb2f9fb0 to 0xeb2f9ff8) [ 883.158897][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.158937][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.158963][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.158991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.159018][ T32] r4:85348580 [ 883.159692][ T32] INFO: task kworker/0:503:4794 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 883.159739][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.159880][ T32] Workqueue: events bpf_prog_free_deferred [ 883.159933][ T32] Call trace: [ 883.159966][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.160017][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.160050][ T32] r4:00000000 [ 883.160097][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.160141][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.160172][ T32] dd20: ac626000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.160200][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.160266][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.160294][ T32] r5:800f0013 r4:80239bb0 [ 883.160315][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.160356][ T32] r4:82ac21e4 [ 883.160376][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 883.160504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 883.161002][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 883.161276][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.161326][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.161355][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.161386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.161415][ T32] r4:85243840 [ 883.161459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.161529][ T32] INFO: task kworker/0:504:4796 blocked for more than 460 seconds. [ 883.161669][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.161720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.161758][ T32] task:kworker/0:504 state:D stack:0 pid:4796 tgid:4796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.161848][ T32] Workqueue: events bpf_prog_free_deferred [ 883.161893][ T32] Call trace: [ 883.161977][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 883.162025][ T32] r10:8291a684 r9:eb2fdd84 r8:00000002 r7:60000113 r6:eb2fdd8c r5:8543a400 [ 883.162088][ T32] r4:8543a400 [ 883.162116][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 883.162206][ T32] r5:8543a400 r4:8291a680 [ 883.162230][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.162269][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 883.162311][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2fde08 [ 883.162332][ T32] r4:00000000 [ 883.162351][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 883.162384][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.162508][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 883.162739][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 883.162997][ T32] r5:853f7b8c r4:853f7800 [ 883.163020][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.163066][ T32] r7:dddced80 r6:83018000 r5:853f7b8c r4:8534d080 [ 883.163087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 883.185615][ T32] Exception stack(0xeb2fdfb0 to 0xeb2fdff8) ** 6 printk messages dropped ** [ 883.186659][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 883.187391][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 883.187743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 883.188657][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 883.189472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 883.189944][ T32] Call trace: ** 6 printk messages dropped ** [ 883.190331][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 883.190769][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 883.191170][ T32] r5:853f7f8c r4:853f7c00 ** 3 printk messages dropped ** [ 883.191367][ T32] r10:61c88647 r9:85438000 r8:8534d12c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 883.191555][ T32] r10:00000000 r9:8534d100 r8:80287e08 r7:eb2f9e60 r6:8534c980 r5:85438000 [ 883.191582][ T32] r4:00000001 [ 883.191601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.191637][ T32] Exception stack(0xeb305fb0 to 0xeb305ff8) [ 883.191762][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 883.191795][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.191837][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.191869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.191918][ T32] r4:853486c0 [ 883.192297][ T32] INFO: task kworker/0:505:4800 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 883.192485][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.192572][ T32] Workqueue: events bpf_prog_free_deferred [ 883.192724][ T32] Call trace: [ 883.193036][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.193093][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.193161][ T32] r4:00000000 [ 883.193235][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.193288][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.193341][ T32] dd20: acb67000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.193384][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.193533][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.214144][ T32] r5:800f0013 r4:80239bb0 [ 883.214223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.214300][ T32] r4:82ac21e4 [ 883.214358][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.214412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.214461][ T32] r4:eab2ddc0 [ 883.214506][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.214564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.214612][ T32] r4:00000000 [ 883.214637][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.214713][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 883.214764][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.214846][ T32] r5:00001000 r4:dfa09000 [ 883.214897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.214946][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.214991][ T32] r5:85272b8c r4:85272800 [ 883.215034][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.215112][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 883.215139][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.215200][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.215225][ T32] r4:85249480 [ 883.215266][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.215344][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 883.215375][ T32] r4:00000001 [ 883.215418][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.215487][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 883.215540][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.215573][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 883.215651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 883.216122][ T32] r10:8291a684 r9:eb309d84 r8:00000002 r7:60000113 r6:eb309d8c r5:8543bc00 ** 8 printk messages dropped ** [ 883.216471][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 883.216960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.217043][ T32] r5:854c738c r4:854c7000 [ 883.217093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 883.217271][ T32] r10:61c88647 r9:8543bc00 r8:8534ca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 883.217488][ T32] r10:00000000 r9:8534ca00 r8:80287e08 r7:eb21de60 r6:8534ca80 r5:8543bc00 [ 883.217541][ T32] r4:00000001 [ 883.217585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.217685][ T32] Exception stack(0xeb309fb0 to 0xeb309ff8) [ 883.217735][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.217789][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.217819][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.217848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.217869][ T32] r4:853db100 [ 883.218545][ T32] INFO: task kworker/1:336:4801 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 883.218579][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.218669][ T32] Workqueue: events bpf_prog_free_deferred [ 883.218756][ T32] Call trace: [ 883.218878][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.218933][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.218956][ T32] r4:00000000 [ 883.218975][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.219034][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.219070][ T32] dd20: acc51000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.219099][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.219265][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.219357][ T32] r5:800f0013 r4:80239bb0 [ 883.219445][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 883.219685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 883.220338][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 883.220679][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 883.221256][ T32] r10:8291a684 r9:eb30dd84 r8:00000002 r7:60000013 r6:eb30dd8c r5:8543e000 ** 8 printk messages dropped ** [ 883.221627][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 883.222030][ T32] r5:854c778c r4:854c7400 [ 883.222070][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.222124][ T32] r7:ddde2d80 r6:83018200 r5:854c778c r4:8534cb00 [ 883.222175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 883.222513][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 883.223413][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 883.255600][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 883.255911][ T32] r4:eab2ddc0 ** 7 printk messages dropped ** [ 883.256501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 883.256962][ T32] r4:00000001 ** 4 printk messages dropped ** [ 883.257108][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 883.257573][ T32] Call trace: ** 4 printk messages dropped ** [ 883.257819][ T32] r5:8543d400 r4:8291a680 [ 883.257847][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.257908][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 883.257974][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb311e08 [ 883.258003][ T32] r4:00000000 [ 883.258044][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 883.258110][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.258165][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.258234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853db4c0 [ 883.258259][ T32] r4:00000000 [ 883.258279][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.258339][ T32] r9:83018205 r8:8543d400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 883.258363][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.258425][ T32] r5:00001000 r4:eae0b000 [ 883.258447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.258510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.258561][ T32] r5:854c7b8c r4:854c7800 [ 883.258581][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.258626][ T32] r7:ddde2d80 r6:83018200 r5:854c7b8c r4:8534cc00 [ 883.258663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.258711][ T32] r10:61c88647 r9:8543d400 r8:8534cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.258735][ T32] r4:8534cc00 [ 883.258754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.258818][ T32] r10:00000000 r9:8534cc00 r8:80287e08 r7:eb21de60 r6:8534cc80 r5:8543d400 [ 883.258843][ T32] r4:00000001 [ 883.258862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.258897][ T32] Exception stack(0xeb311fb0 to 0xeb311ff8) [ 883.258924][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.258973][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.259002][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.259042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.259068][ T32] r4:853db100 [ 883.259723][ T32] INFO: task kworker/1:338:4804 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 883.259768][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.259849][ T32] Workqueue: events bpf_prog_free_deferred [ 883.259897][ T32] Call trace: [ 883.259943][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.259994][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.260027][ T32] r4:00000000 [ 883.260050][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.260110][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.260140][ T32] dd20: ad3b8000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.260181][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.260206][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.260230][ T32] r5:800f0013 r4:80239bb0 [ 883.260250][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.260291][ T32] r4:82ac21e4 [ 883.260310][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.260368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.260394][ T32] r4:eab2ddc0 [ 883.260435][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.260507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.260533][ T32] r4:00000000 [ 883.260553][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.260596][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 883.260617][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.260681][ T32] r5:00001000 r4:dfa09000 [ 883.260705][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.260745][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 883.261051][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 883.261386][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 883.261902][ T32] r10:8291a684 r9:eb315d84 r8:00000002 r7:60000013 r6:eb315d8c r5:8543c800 ** 6 printk messages dropped ** [ 883.262128][ T32] r4:00000000 ** 3 printk messages dropped ** [ 883.262324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853db6c0 ** 7 printk messages dropped ** [ 883.262661][ T32] r5:854c7f8c r4:854c7c00 [ 883.262690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 883.262868][ T32] r10:61c88647 r9:8543c800 r8:8534cd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.262895][ T32] r4:8534cd00 [ 883.262927][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.262996][ T32] r10:00000000 r9:8534cd00 r8:80287e08 r7:eb21de60 r6:8534cd80 r5:8543c800 [ 883.263027][ T32] r4:00000001 [ 883.263046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.263113][ T32] Exception stack(0xeb315fb0 to 0xeb315ff8) [ 883.263148][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 883.263184][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.263227][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.263258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.263281][ T32] r4:853db0c0 [ 883.283300][ T32] INFO: task kworker/1:339:4807 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 883.283523][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.284004][ T32] Workqueue: events bpf_prog_free_deferred [ 883.284073][ T32] Call trace: [ 883.284135][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.284204][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.284228][ T32] r4:00000000 [ 883.284275][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.284340][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.284393][ T32] dd20: ad3b8000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.284431][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.284457][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.284513][ T32] r5:800f0013 r4:80239bb0 [ 883.284539][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.284581][ T32] r4:82ac21e4 [ 883.284621][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.284666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.284689][ T32] r4:eab2ddc0 [ 883.284709][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.284750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.284827][ T32] r4:00000000 [ 883.284851][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.284907][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 883.284932][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.284995][ T32] r5:00001000 r4:dfa09000 [ 883.285019][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.285100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.285148][ T32] r5:85272b8c r4:85272800 [ 883.285220][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.285281][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 883.285305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.285377][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.285408][ T32] r4:85249480 [ 883.285470][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.285551][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 883.285578][ T32] r4:00000001 [ 883.285598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.285697][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 883.285753][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.285805][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.285840][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.285868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.285915][ T32] r4:85243840 [ 883.285943][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.285986][ T32] INFO: task kworker/0:506:4809 blocked for more than 460 seconds. [ 883.286062][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.286111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.286142][ T32] task:kworker/0:506 state:D stack:0 pid:4809 tgid:4809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.286278][ T32] Workqueue: events bpf_prog_free_deferred [ 883.286369][ T32] Call trace: [ 883.286467][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 883.286678][ T32] r5:8543ec00 r4:8291a680 ** 3 printk messages dropped ** [ 883.286859][ T32] r4:00000000 ** 6 printk messages dropped ** [ 883.287472][ T32] r9:83018005 r8:8543ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 ** 4 printk messages dropped ** [ 883.287693][ T32] r5:8542438c r4:85424000 [ 883.287712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 883.287777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 883.288109][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 883.289051][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 883.289479][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 883.289594][ T32] r4:eab2ddc0 ** 7 printk messages dropped ** [ 883.289964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 883.290391][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 883.290770][ T32] INFO: task kworker/1:340:4812 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 883.291248][ T32] r5:85436c00 r4:8291a680 ** 2 printk messages dropped ** [ 883.291390][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb255e08 [ 883.291430][ T32] r4:00000000 [ 883.291460][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 883.291498][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.291531][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.291571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853db8c0 [ 883.291614][ T32] r4:00000000 [ 883.291657][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.291722][ T32] r9:83018205 r8:85436c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 883.291782][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.291833][ T32] r5:00001000 r4:eaf15000 [ 883.291852][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.291891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.291933][ T32] r5:854d838c r4:854d8000 [ 883.291952][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.291996][ T32] r7:ddde2d80 r6:83018200 r5:854d838c r4:8534ce80 [ 883.292038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.292096][ T32] r10:61c88647 r9:85436c00 r8:8534ceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.292146][ T32] r4:8534ce80 [ 883.292181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.292247][ T32] r10:00000000 r9:8534ce80 r8:80287e08 r7:eb21de60 r6:8534cf00 r5:85436c00 [ 883.292273][ T32] r4:00000001 [ 883.292293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.292328][ T32] Exception stack(0xeb255fb0 to 0xeb255ff8) [ 883.292353][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 883.292401][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.292436][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.292473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.292500][ T32] r4:853db7c0 [ 883.292850][ T32] INFO: task kworker/1:340:4812 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 883.292884][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.292939][ T32] Workqueue: events bpf_prog_free_deferred [ 883.293014][ T32] Call trace: [ 883.293045][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.293100][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.293133][ T32] r4:00000000 [ 883.293159][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.293294][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.293397][ T32] dd20: ad3b8000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.293456][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.293535][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.326175][ T32] r5:800f0013 r4:80239bb0 [ 883.326243][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.326313][ T32] r4:82ac21e4 [ 883.326357][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.326453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.326506][ T32] r4:eab2ddc0 [ 883.326534][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.326578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.326620][ T32] r4:00000000 [ 883.326668][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.326748][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 883.326779][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.326846][ T32] r5:00001000 r4:dfa09000 [ 883.326874][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.326916][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.327005][ T32] r5:85272b8c r4:85272800 [ 883.327036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.327106][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 883.327165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.327217][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.327240][ T32] r4:85249480 [ 883.327281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.327330][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 2 printk messages dropped ** [ 883.327462][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 883.327805][ T32] INFO: task kworker/1:341:4813 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 883.328305][ T32] r5:854f0000 r4:8291a680 ** 5 printk messages dropped ** [ 883.328477][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 883.328912][ T32] r5:854d8b8c r4:854d8800 [ 883.328935][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 883.329048][ T32] r10:61c88647 r9:854f0000 r8:8534cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 883.329335][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 883.330390][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 5 printk messages dropped ** [ 883.330578][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 883.330770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 7 printk messages dropped ** [ 883.331034][ T32] r5:00001000 r4:dfa09000 ** 6 printk messages dropped ** [ 883.331409][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.331453][ T32] r4:85249480 [ 883.331501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.331550][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 883.331574][ T32] r4:00000001 [ 883.331593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.331628][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 883.331674][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.331711][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.331737][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.331786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.331811][ T32] r4:85243840 [ 883.331831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.331877][ T32] INFO: task kworker/1:342:4815 blocked for more than 460 seconds. [ 883.331909][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.331956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.331985][ T32] task:kworker/1:342 state:D stack:0 pid:4815 tgid:4815 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.332050][ T32] Workqueue: events bpf_prog_free_deferred [ 883.332117][ T32] Call trace: [ 883.332168][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 883.332243][ T32] r10:8291a684 r9:eb319d84 r8:00000002 r7:60000113 r6:eb319d8c r5:854f0c00 [ 883.332275][ T32] r4:854f0c00 [ 883.332319][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 883.332384][ T32] r5:854f0c00 r4:8291a680 [ 883.332412][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.332450][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 883.332513][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb319e08 [ 883.332539][ T32] r4:00000000 [ 883.332568][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 883.332627][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.332665][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.332705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dbb00 [ 883.332726][ T32] r4:00000000 [ 883.332745][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.332786][ T32] r9:83018205 r8:854f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 883.332809][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.332849][ T32] r5:00001000 r4:eafa1000 [ 883.332889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.332932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.332975][ T32] r5:854d878c r4:854d8400 [ 883.332995][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.333039][ T32] r7:ddde2d80 r6:83018200 r5:854d878c r4:85353080 [ 883.333079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.333128][ T32] r10:61c88647 r9:854f0c00 r8:853530ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.333156][ T32] r4:85353080 [ 883.333202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.333254][ T32] r10:00000000 r9:85353080 r8:80287e08 r7:eb2f5e60 r6:85353100 r5:854f0c00 [ 883.333283][ T32] r4:00000001 [ 883.333303][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.333337][ T32] Exception stack(0xeb319fb0 to 0xeb319ff8) [ 883.333365][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.333408][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.333507][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.353974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.354074][ T32] r4:853dbc40 [ 883.355015][ T32] INFO: task kworker/1:342:4815 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 883.355123][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.355213][ T32] Workqueue: events bpf_prog_free_deferred [ 883.355278][ T32] Call trace: [ 883.355336][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.355394][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.355421][ T32] r4:00000000 [ 883.355459][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.355504][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.355538][ T32] dd20: ae0b3000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 4 printk messages dropped ** [ 883.355870][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 883.356056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 883.356606][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 883.357090][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 883.357571][ T32] Call trace: ** 6 printk messages dropped ** [ 883.358036][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 883.358496][ T32] r9:83018205 r8:854f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 4 printk messages dropped ** [ 883.358711][ T32] r5:854d8f8c r4:854d8c00 ** 2 printk messages dropped ** [ 883.358887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 883.359253][ T32] r4:00000001 [ 883.359285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.359364][ T32] Exception stack(0xeb31dfb0 to 0xeb31dff8) [ 883.359398][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.359427][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.359475][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.359511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.359533][ T32] r4:853dbbc0 [ 883.359885][ T32] INFO: task kworker/1:343:4818 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 883.359930][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.360060][ T32] Workqueue: events bpf_prog_free_deferred [ 883.360133][ T32] Call trace: [ 883.360180][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.360232][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.360255][ T32] r4:00000000 [ 883.360274][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.360312][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.360361][ T32] dd20: ae0b3000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.360415][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.360443][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.360467][ T32] r5:800f0013 r4:80239bb0 [ 883.360569][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.360674][ T32] r4:82ac21e4 [ 883.360698][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.360801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.360832][ T32] r4:eab2ddc0 [ 883.360864][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.360926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.360996][ T32] r4:00000000 [ 883.361107][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.361159][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 883.361205][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.361292][ T32] r5:00001000 r4:dfa09000 [ 883.361340][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.361390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.361452][ T32] r5:85272b8c r4:85272800 [ 883.361477][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.361523][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 883.361563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.361614][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.361637][ T32] r4:85249480 [ 883.361656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.361832][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 883.361858][ T32] r4:00000001 [ 883.361877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.361957][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 2 printk messages dropped ** [ 883.362068][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 883.362492][ T32] Call trace: ** 6 printk messages dropped ** [ 883.362755][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 883.363275][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 883.363496][ T32] r5:854d978c r4:854d9400 [ 883.386976][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 883.387337][ T32] r10:61c88647 r9:854f2400 r8:853532ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 883.388135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 883.390020][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 6 printk messages dropped ** [ 883.390373][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 883.391271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 883.391758][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 883.392284][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 883.392751][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 883.393299][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 883.410060][ T32] r5:854d938c r4:854d9000 [ 883.410129][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.410216][ T32] r7:ddde2d80 r6:83018200 r5:854d938c r4:85353380 [ 883.410241][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.410312][ T32] r10:61c88647 r9:854f3000 r8:853533ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.410343][ T32] r4:85353380 [ 883.410366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.410439][ T32] r10:00000000 r9:85353380 r8:80287e08 r7:eb321e60 r6:85353400 r5:854f3000 [ 883.410492][ T32] r4:00000001 [ 883.410539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.410641][ T32] Exception stack(0xeb325fb0 to 0xeb325ff8) [ 883.410710][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 883.410816][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.410901][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.410973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.411039][ T32] r4:853dbd80 [ 883.412124][ T32] INFO: task kworker/1:345:4821 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 883.412240][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.412370][ T32] Workqueue: events bpf_prog_free_deferred [ 883.412426][ T32] Call trace: [ 883.412482][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.412545][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.412589][ T32] r4:00000000 [ 883.412618][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.412658][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.412706][ T32] dd20: ae7fb000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.412762][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.412797][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.412841][ T32] r5:800f0013 r4:80239bb0 [ 883.412899][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.412965][ T32] r4:82ac21e4 [ 883.413015][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.413060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.413084][ T32] r4:eab2ddc0 [ 883.413104][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.413145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.413199][ T32] r4:00000000 [ 883.413222][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.413325][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 883.413353][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.413410][ T32] r5:00001000 r4:dfa09000 [ 883.413466][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.427641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.427815][ T32] r5:85272b8c r4:85272800 [ 883.427879][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.427982][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 883.428029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.428122][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.428181][ T32] r4:85249480 [ 883.428241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.428341][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 883.428389][ T32] r4:00000001 [ 883.428434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.428557][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 883.428637][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.428711][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 883.428834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 883.429814][ T32] r4:854f4800 ** 7 printk messages dropped ** [ 883.430633][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 883.431391][ T32] r5:854d9b8c r4:854d9800 ** 1 printk messages dropped ** [ 883.431496][ T32] r7:ddde2d80 r6:83018200 r5:854d9b8c r4:85353480 [ 883.431533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.431687][ T32] r10:61c88647 r9:854f4800 r8:853534ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.431731][ T32] r4:85353480 [ 883.431754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.431823][ T32] r10:00000000 r9:85353480 r8:80287e08 r7:eb321e60 r6:85353500 r5:854f4800 [ 883.431869][ T32] r4:00000001 [ 883.431892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.431929][ T32] Exception stack(0xeb32dfb0 to 0xeb32dff8) [ 883.431975][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.432027][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.432057][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 883.432972][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 19 printk messages dropped ** [ 883.453215][ T32] r5:00001000 r4:dfa09000 ** 10 printk messages dropped ** [ 883.454169][ T32] r4:00000001 ** 11 printk messages dropped ** [ 883.454859][ T32] task:kworker/1:347 state:D stack:0 pid:4825 tgid:4825 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 883.456643][ T32] r5:854d9f8c r4:854d9c00 [ 883.456700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 883.457197][ T32] r4:00000001 ** 6 printk messages dropped ** [ 883.457590][ T32] r4:85349100 ** 4 printk messages dropped ** [ 883.458637][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 22 printk messages dropped ** [ 883.460254][ T32] r5:85272b8c r4:85272800 ** 9 printk messages dropped ** [ 883.460764][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 883.460793][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.460864][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.460893][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.460962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.460989][ T32] r4:85243840 [ 883.461048][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.461079][ T32] INFO: task kworker/1:348:4827 blocked for more than 460 seconds. [ 883.461109][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.461143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.461225][ T32] task:kworker/1:348 state:D stack:0 pid:4827 tgid:4827 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.461329][ T32] Workqueue: events bpf_prog_free_deferred [ 883.461398][ T32] Call trace: [ 883.461440][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 883.461510][ T32] r10:8291a684 r9:eb335d84 r8:00000002 r7:60000113 r6:eb335d8c r5:854f6c00 [ 883.461557][ T32] r4:854f6c00 [ 883.461621][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 883.461668][ T32] r5:854f6c00 r4:8291a680 [ 883.461733][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.461774][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 883.461830][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb335e08 [ 883.461883][ T32] r4:00000000 [ 883.461941][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 883.462029][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.462100][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.462213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85349ac0 [ 883.462318][ T32] r4:00000000 [ 883.462448][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.462546][ T32] r9:83018205 r8:854f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 883.462598][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.462683][ T32] r5:00001000 r4:eb20d000 [ 883.462727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 883.462887][ T32] r5:854daf8c r4:854dac00 [ 883.462930][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 883.494900][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 883.497402][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 12 printk messages dropped ** [ 883.498046][ T32] r5:00001000 r4:dfa09000 ** 10 printk messages dropped ** [ 883.498628][ T32] r4:00000001 ** 8 printk messages dropped ** [ 883.499003][ T32] INFO: task kworker/1:349:4828 blocked for more than 460 seconds. ** 13 printk messages dropped ** [ 883.499738][ T32] r4:00000000 ** 10 printk messages dropped ** [ 883.500277][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 883.501027][ T32] r10:00000000 r9:85353780 r8:80287e08 r7:eb335e60 r6:85353800 r5:854f8c00 ** 9 printk messages dropped ** [ 883.502136][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.502237][ T32] Workqueue: events bpf_prog_free_deferred [ 883.502294][ T32] Call trace: [ 883.502349][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.502404][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.502448][ T32] r4:00000000 [ 883.502475][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.502516][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.502543][ T32] dd20: af5a6000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.502593][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.502629][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.502653][ T32] r5:800f0013 r4:80239bb0 [ 883.502673][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.502734][ T32] r4:82ac21e4 [ 883.502813][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.502951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.503010][ T32] r4:eab2ddc0 [ 883.503076][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.503179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.503232][ T32] r4:00000000 [ 883.503298][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.503396][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 883.503447][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.524367][ T32] r5:00001000 r4:dfa09000 [ 883.524445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 883.524905][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 17 printk messages dropped ** [ 883.526093][ T32] r4:854f9800 ** 8 printk messages dropped ** [ 883.526858][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 883.527219][ T32] r5:854da78c r4:854da400 [ 883.527260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 883.527986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 16 printk messages dropped ** [ 883.529970][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 18 printk messages dropped ** [ 883.530804][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 17 printk messages dropped ** [ 883.531478][ T32] r4:854fb000 ** 7 printk messages dropped ** [ 883.531866][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 883.532347][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.532412][ T32] r5:85424b8c r4:85424800 [ 883.532441][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.532487][ T32] r7:dddced80 r6:83018000 r5:85424b8c r4:8534d200 [ 883.532507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.532563][ T32] r10:61c88647 r9:854fb000 r8:8534d22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.532621][ T32] r4:8534d200 [ 883.532665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.532749][ T32] r10:00000000 r9:8534d200 r8:80287e08 r7:eb2f9e60 r6:85353a00 r5:854fb000 [ 883.532811][ T32] r4:00000001 [ 883.532836][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.532905][ T32] Exception stack(0xeb35dfb0 to 0xeb35dff8) [ 883.532945][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.533029][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.533087][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.533137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.533219][ T32] r4:85348e80 [ 883.566423][ T32] INFO: task kworker/0:507:4832 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 883.566630][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.566847][ T32] Workqueue: events bpf_prog_free_deferred [ 883.566978][ T32] Call trace: [ 883.567051][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.567165][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.567213][ T32] r4:00000000 [ 883.567261][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 883.568110][ T32] r4:00000000 ** 11 printk messages dropped ** [ 883.568901][ T32] r4:85249480 ** 7 printk messages dropped ** [ 883.569401][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 883.570763][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 883.571859][ T32] r5:85425f8c r4:85425c00 ** 3 printk messages dropped ** [ 883.572145][ T32] r10:61c88647 r9:854fbc00 r8:8534d2ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 883.587871][ T32] Call trace: ** 9 printk messages dropped ** [ 883.588555][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 18 printk messages dropped ** [ 883.589901][ T32] r4:85249480 ** 8 printk messages dropped ** [ 883.590448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 16 printk messages dropped ** [ 883.591639][ T32] r4:00000000 ** 11 printk messages dropped ** [ 883.592555][ T32] r5:85424f8c r4:85424c00 ** 1 printk messages dropped ** [ 883.592682][ T32] r7:dddced80 r6:83018000 r5:85424f8c r4:8534d300 ** 1 printk messages dropped ** [ 883.592821][ T32] r10:61c88647 r9:854fc800 r8:8534d32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.592883][ T32] r4:8534d300 [ 883.592934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.593021][ T32] r10:00000000 r9:8534d300 r8:80287e08 r7:eb365e60 r6:85353b00 r5:854fc800 [ 883.593067][ T32] r4:00000001 [ 883.593105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.593193][ T32] Exception stack(0xeb369fb0 to 0xeb369ff8) [ 883.593266][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.593409][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.624020][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.624159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.624199][ T32] r4:85348b40 [ 883.624831][ T32] INFO: task kworker/0:509:4835 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 883.624896][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.625002][ T32] Workqueue: events bpf_prog_free_deferred [ 883.625128][ T32] Call trace: [ 883.625265][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.625330][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.625354][ T32] r4:00000000 [ 883.625418][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.625471][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.625502][ T32] dd20: b04e5000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.625556][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.625586][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.625638][ T32] r5:800f0013 r4:80239bb0 [ 883.625662][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.625704][ T32] r4:82ac21e4 [ 883.625725][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.625767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.625792][ T32] r4:eab2ddc0 [ 883.625830][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.625875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.625899][ T32] r4:00000000 [ 883.625918][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.625965][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 883.625987][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.626029][ T32] r5:00001000 r4:dfa09000 [ 883.626049][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.626087][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.626147][ T32] r5:85272b8c r4:85272800 [ 883.626172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 883.626517][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 883.627218][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 883.627779][ T32] r5:8542578c r4:85425400 [ 883.627800][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 883.628129][ T32] Exception stack(0xeb371fb0 to 0xeb371ff8) ** 11 printk messages dropped ** [ 883.628915][ T32] r4:00000000 ** 8 printk messages dropped ** [ 883.629365][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.629410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.629441][ T32] r4:eab2ddc0 [ 883.629478][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.629522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.629545][ T32] r4:00000000 [ 883.629570][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.629616][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 883.629638][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.629705][ T32] r5:00001000 r4:dfa09000 [ 883.629753][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.629821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.629885][ T32] r5:85272b8c r4:85272800 [ 883.629934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.629983][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 883.630004][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.630055][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.630079][ T32] r4:85249480 [ 883.630122][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.630200][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 883.630232][ T32] r4:00000001 [ 883.630254][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.630316][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 883.630371][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.630442][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.630474][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.630516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.630546][ T32] r4:85243840 [ 883.630594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.630681][ T32] INFO: task kworker/1:351:4841 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 883.631075][ T32] r4:854f8000 ** 8 printk messages dropped ** [ 883.631418][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 883.631832][ T32] r5:854db78c r4:854db400 ** 1 printk messages dropped ** [ 883.631899][ T32] r7:ddde2d80 r6:83018200 r5:854db78c r4:85353c00 ** 12 printk messages dropped ** [ 883.632647][ T32] r4:853499c0 ** 8 printk messages dropped ** [ 883.633383][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 11 printk messages dropped ** [ 883.644539][ T32] r4:00000000 ** 8 printk messages dropped ** [ 883.644944][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 883.645274][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 883.645563][ T32] INFO: task kworker/1:352:4842 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 883.646099][ T32] r5:854fe000 r4:8291a680 ** 3 printk messages dropped ** [ 883.646221][ T32] r4:00000000 ** 4 printk messages dropped ** [ 883.646424][ T32] r4:00000000 ** 6 printk messages dropped ** [ 883.646756][ T32] r5:854db38c r4:854db000 [ 883.646815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.646863][ T32] r7:ddde2d80 r6:83018200 r5:854db38c r4:85353d80 [ 883.646922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.647018][ T32] r10:61c88647 r9:854fe000 r8:85353dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.647078][ T32] r4:85353d80 [ 883.647126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.647176][ T32] r10:00000000 r9:85353d80 r8:80287e08 r7:eb36de60 r6:85353e00 r5:854fe000 [ 883.647271][ T32] r4:00000001 [ 883.647294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.647353][ T32] Exception stack(0xeb329fb0 to 0xeb329ff8) [ 883.647422][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.647459][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.647487][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.647515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.647537][ T32] r4:853d0c80 [ 883.648145][ T32] INFO: task kworker/1:352:4842 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 883.648184][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.648242][ T32] Workqueue: events bpf_prog_free_deferred [ 883.648315][ T32] Call trace: [ 883.648347][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.648398][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.648452][ T32] r4:00000000 [ 883.648475][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.648516][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.648545][ T32] dd20: b04e5000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.648598][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.648651][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.648679][ T32] r5:800f0013 r4:80239bb0 [ 883.648701][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.648741][ T32] r4:82ac21e4 [ 883.648762][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.648802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.648824][ T32] r4:eab2ddc0 [ 883.648848][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.648890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.648937][ T32] r4:00000000 [ 883.648961][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.649006][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 883.649027][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.649068][ T32] r5:00001000 r4:dfa09000 [ 883.649089][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.649134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.649264][ T32] r5:85272b8c r4:85272800 [ 883.649298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.649347][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 883.649368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.649459][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.649487][ T32] r4:85249480 [ 883.649508][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.649554][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 883.649577][ T32] r4:00000001 ** 1 printk messages dropped ** [ 883.649635][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 2 printk messages dropped ** [ 883.649727][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 883.650058][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 883.650423][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 883.650897][ T32] r5:00001000 r4:eb38b000 ** 2 printk messages dropped ** [ 883.651038][ T32] r5:854dbb8c r4:854db800 [ 883.651061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.651167][ T32] r7:ddde2d80 r6:83018200 r5:854dbb8c r4:85353d00 ** 2 printk messages dropped ** [ 883.651403][ T32] r4:85353d00 ** 7 printk messages dropped ** [ 883.651652][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 883.652180][ T32] Call trace: ** 6 printk messages dropped ** [ 883.652477][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 8 printk messages dropped ** [ 883.652833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 883.653444][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 883.686004][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 883.686395][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 883.687007][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb389e08 ** 8 printk messages dropped ** [ 883.687319][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 883.687528][ T32] r5:854ec78c r4:854ec400 [ 883.687549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.687594][ T32] r7:ddde2d80 r6:83018200 r5:854ec78c r4:85353f00 [ 883.687614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.687661][ T32] r10:61c88647 r9:854fa400 r8:85353f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.687708][ T32] r4:85353f00 [ 883.687744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.687816][ T32] r10:00000000 r9:85353f00 r8:80287e08 r7:eb375e60 r6:85353f80 r5:854fa400 [ 883.687844][ T32] r4:00000001 [ 883.687864][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.687925][ T32] Exception stack(0xeb389fb0 to 0xeb389ff8) [ 883.687955][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.687996][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.688024][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.688066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.688091][ T32] r4:8533c300 [ 883.688747][ T32] INFO: task kworker/1:354:4847 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 883.688797][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.688889][ T32] Workqueue: events bpf_prog_free_deferred [ 883.688952][ T32] Call trace: [ 883.688982][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.689033][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.689057][ T32] r4:00000000 [ 883.689093][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.689136][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.689187][ T32] dd20: b099c000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.689271][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.689301][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.689326][ T32] r5:800f0013 r4:80239bb0 [ 883.689347][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.689388][ T32] r4:82ac21e4 [ 883.689423][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.689470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.689494][ T32] r4:eab2ddc0 [ 883.689513][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.689577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.689628][ T32] r4:00000000 [ 883.689651][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.689719][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 5 printk messages dropped ** [ 883.690036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 883.690337][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 2 printk messages dropped ** [ 883.690423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.690454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.690477][ T32] r4:85243840 [ 883.690497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.690544][ T32] INFO: task kworker/1:355:4849 blocked for more than 460 seconds. [ 883.690601][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.690629][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.690655][ T32] task:kworker/1:355 state:D stack:0 pid:4849 tgid:4849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.690719][ T32] Workqueue: events bpf_prog_free_deferred [ 883.690762][ T32] Call trace: [ 883.690792][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 883.690841][ T32] r10:8291a684 r9:eb395d84 r8:00000002 r7:60000113 r6:eb395d8c r5:854f6000 [ 883.690880][ T32] r4:854f6000 [ 883.690937][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 883.691001][ T32] r5:854f6000 r4:8291a680 [ 883.691062][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.691106][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 883.691148][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb395e08 [ 883.691175][ T32] r4:00000000 [ 883.691223][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 883.691296][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.691336][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.691379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533c340 [ 883.691403][ T32] r4:00000000 [ 883.691460][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.691511][ T32] r9:83018205 r8:854f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 883.691537][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.691621][ T32] r5:00001000 r4:eb391000 [ 883.691645][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.691684][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.691731][ T32] r5:854dbf8c r4:854dbc00 [ 883.691753][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.691801][ T32] r7:ddde2d80 r6:83018200 r5:854dbf8c r4:85342000 [ 883.691822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.691869][ T32] r10:61c88647 r9:854f6000 r8:8534202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.691892][ T32] r4:85342000 [ 883.691935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.691985][ T32] r10:00000000 r9:85342000 r8:80287e08 r7:eb389e60 r6:85342080 r5:854f6000 [ 883.692032][ T32] r4:00000001 [ 883.692055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.692091][ T32] Exception stack(0xeb395fb0 to 0xeb395ff8) [ 883.692141][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 883.692174][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 883.692707][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 883.692956][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 883.693308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 10 printk messages dropped ** [ 883.714515][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 883.714785][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 8 printk messages dropped ** [ 883.715089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 883.715748][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 883.716195][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 883.716303][ T32] r5:854ec38c r4:854ec000 ** 3 printk messages dropped ** [ 883.716460][ T32] r10:61c88647 r9:854f3c00 r8:8534212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 883.716880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 883.718009][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 883.718315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 9 printk messages dropped ** [ 883.718724][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 883.719223][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 5 printk messages dropped ** [ 883.719385][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 883.720076][ T32] r5:85500000 r4:8291a680 ** 2 printk messages dropped ** [ 883.720178][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb275e08 [ 883.720200][ T32] r4:00000000 [ 883.720243][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 883.720283][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.720331][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.720401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853417c0 [ 883.720432][ T32] r4:00000000 [ 883.720543][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.720592][ T32] r9:83018005 r8:85500000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 883.720639][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.720711][ T32] r5:00001000 r4:e05cb000 [ 883.720734][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.720778][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.720823][ T32] r5:85425b8c r4:85425800 [ 883.720851][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.720965][ T32] r7:dddced80 r6:83018000 r5:85425b8c r4:8534d400 [ 883.720994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.721043][ T32] r10:61c88647 r9:85500000 r8:8534d42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.721090][ T32] r4:8534d400 [ 883.721143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.721241][ T32] r10:00000000 r9:8534d400 r8:80287e08 r7:eb365e60 r6:85342200 r5:85500000 [ 883.721298][ T32] r4:00000001 [ 883.721327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.721365][ T32] Exception stack(0xeb275fb0 to 0xeb275ff8) [ 883.721392][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 883.721433][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.721462][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.721504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.721530][ T32] r4:85341540 [ 883.721873][ T32] INFO: task kworker/0:511:4853 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 883.721910][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.721974][ T32] Workqueue: events bpf_prog_free_deferred [ 883.722071][ T32] Call trace: [ 883.722122][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.722210][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.722242][ T32] r4:00000000 [ 883.722263][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.722328][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.722360][ T32] dd20: b0c9b000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.722389][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.722418][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.722460][ T32] r5:800f0013 r4:80239bb0 [ 883.722533][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.722578][ T32] r4:82ac21e4 [ 883.722609][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.722656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.722692][ T32] r4:eab2ddc0 [ 883.722742][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.722786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.722811][ T32] r4:00000000 [ 883.722832][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.722875][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 883.722922][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.722967][ T32] r5:00001000 r4:dfa09000 [ 883.722989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.723030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.723107][ T32] r5:85272b8c r4:85272800 [ 883.723159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.723234][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 883.723265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.723314][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.723339][ T32] r4:85249480 [ 883.723386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.723596][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 883.753397][ T32] r4:00000001 [ 883.753811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.753900][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 883.753935][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.753966][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.754018][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.754081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.754167][ T32] r4:85243840 [ 883.754221][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.754320][ T32] INFO: task kworker/0:512:4856 blocked for more than 460 seconds. [ 883.754432][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.754466][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.754540][ T32] task:kworker/0:512 state:D stack:0 pid:4856 tgid:4856 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.754707][ T32] Workqueue: events bpf_prog_free_deferred [ 883.754775][ T32] Call trace: [ 883.754935][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 883.755151][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 883.755827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.755874][ T32] r5:85426b8c r4:85426800 ** 3 printk messages dropped ** [ 883.756029][ T32] r10:61c88647 r9:85500c00 r8:8534d4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 883.756419][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 883.757376][ T32] Call trace: ** 7 printk messages dropped ** [ 883.757869][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 883.758570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 10 printk messages dropped ** [ 883.759202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 883.759910][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 883.760541][ T32] r10:8291a684 r9:eb28dd84 r8:00000002 r7:60000013 r6:eb28dd8c r5:85501800 ** 8 printk messages dropped ** [ 883.760990][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 883.761786][ T32] r5:8542638c r4:85426000 [ 883.761857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 883.762115][ T32] r10:00000000 r9:8534d500 r8:80287e08 r7:eb285e60 r6:85342300 r5:85501800 ** 7 printk messages dropped ** [ 883.762377][ T32] r4:85341a40 [ 883.762704][ T32] INFO: task kworker/0:513:4858 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 883.762763][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.762851][ T32] Workqueue: events bpf_prog_free_deferred [ 883.763061][ T32] Call trace: [ 883.763102][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.763155][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.763179][ T32] r4:00000000 [ 883.763199][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.763238][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.763303][ T32] dd20: b1102000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.763347][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.763379][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.763403][ T32] r5:800f0013 r4:80239bb0 [ 883.763433][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.763597][ T32] r4:82ac21e4 [ 883.788611][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.788741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.788847][ T32] r4:eab2ddc0 [ 883.788874][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.788920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.788944][ T32] r4:00000000 [ 883.788965][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.789011][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 883.789034][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.789079][ T32] r5:00001000 r4:dfa09000 [ 883.789119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.789164][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.789226][ T32] r5:85272b8c r4:85272800 [ 883.789248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.789326][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 883.789377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.789435][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.789459][ T32] r4:85249480 [ 883.789480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.789526][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 883.789548][ T32] r4:00000001 [ 883.789568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.789631][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 883.789716][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.789749][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.789777][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.789831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.789858][ T32] r4:85243840 [ 883.789920][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.789955][ T32] INFO: task kworker/0:514:4859 blocked for more than 460 seconds. [ 883.790013][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.790042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.790090][ T32] task:kworker/0:514 state:D stack:0 pid:4859 tgid:4859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.790291][ T32] Workqueue: events bpf_prog_free_deferred [ 883.790393][ T32] Call trace: [ 883.790470][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 883.790529][ T32] r10:8291a684 r9:eb39dd84 r8:00000002 r7:60000113 r6:eb39dd8c r5:85502400 [ 883.790553][ T32] r4:85502400 [ 883.790574][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 883.790617][ T32] r5:85502400 r4:8291a680 [ 883.790737][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.790793][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 883.790839][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb39de08 ** 4 printk messages dropped ** [ 883.791144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85341f40 ** 7 printk messages dropped ** [ 883.791587][ T32] r5:8542678c r4:85426400 [ 883.791610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.791654][ T32] r7:dddced80 r6:83018000 r5:8542678c r4:8534d580 ** 1 printk messages dropped ** [ 883.791870][ T32] r10:61c88647 r9:85502400 r8:8534d5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 883.792296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 883.793567][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 883.806477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 10 printk messages dropped ** [ 883.806866][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 883.807146][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 8 printk messages dropped ** [ 883.807507][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 883.808086][ T32] r5:85503000 r4:8291a680 ** 2 printk messages dropped ** [ 883.808194][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a1e08 [ 883.808230][ T32] r4:00000000 [ 883.808291][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 883.808357][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.808404][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.808453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533ca00 [ 883.808525][ T32] r4:00000000 [ 883.808549][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.808595][ T32] r9:83018205 r8:85503000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 883.808616][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.808657][ T32] r5:00001000 r4:eacab000 [ 883.808709][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.808775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.808823][ T32] r5:854ecb8c r4:854ec800 [ 883.808844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.808889][ T32] r7:ddde2d80 r6:83018200 r5:854ecb8c r4:85342400 [ 883.808915][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.808963][ T32] r10:61c88647 r9:85503000 r8:8534242c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.808986][ T32] r4:85342400 [ 883.809005][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.809049][ T32] r10:00000000 r9:85342400 r8:80287e08 r7:eb389e60 r6:85342480 r5:85503000 [ 883.809070][ T32] r4:00000001 [ 883.809114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.809224][ T32] Exception stack(0xeb3a1fb0 to 0xeb3a1ff8) [ 883.809266][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.809309][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.809354][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.809442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.809491][ T32] r4:8533c840 [ 883.810160][ T32] INFO: task kworker/1:357:4862 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 883.810224][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.810368][ T32] Workqueue: events bpf_prog_free_deferred [ 883.810424][ T32] Call trace: [ 883.810507][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.810561][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.810585][ T32] r4:00000000 [ 883.810605][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.810645][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.810675][ T32] dd20: b1582000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.810704][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.810753][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.810798][ T32] r5:800f0013 r4:80239bb0 [ 883.810821][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.810862][ T32] r4:82ac21e4 [ 883.810905][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.810982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.811032][ T32] r4:eab2ddc0 [ 883.811056][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.811125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.811156][ T32] r4:00000000 [ 883.811178][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.811238][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 883.811287][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.811332][ T32] r5:00001000 r4:dfa09000 [ 883.811355][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.811421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.811468][ T32] r5:85272b8c r4:85272800 [ 883.811494][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.811595][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 883.811621][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.811670][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.811693][ T32] r4:85249480 [ 883.811712][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 883.811879][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 3 printk messages dropped ** [ 883.812041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.812068][ T32] r4:85243840 [ 883.812112][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.812146][ T32] INFO: task kworker/1:358:4863 blocked for more than 460 seconds. [ 883.812175][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.812247][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.812272][ T32] task:kworker/1:358 state:D stack:0 pid:4863 tgid:4863 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.812344][ T32] Workqueue: events bpf_prog_free_deferred [ 883.812394][ T32] Call trace: [ 883.812455][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 883.812527][ T32] r10:8291a684 r9:eb3a5d84 r8:00000002 r7:60000113 r6:eb3a5d8c r5:85503c00 [ 883.812554][ T32] r4:85503c00 [ 883.812599][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 883.812650][ T32] r5:85503c00 r4:8291a680 [ 883.812672][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.812725][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 883.812794][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a5e08 ** 4 printk messages dropped ** [ 883.812981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533cc40 ** 7 printk messages dropped ** [ 883.813279][ T32] r5:854ecf8c r4:854ecc00 [ 883.813313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.813362][ T32] r7:ddde2d80 r6:83018200 r5:854ecf8c r4:85342500 ** 1 printk messages dropped ** [ 883.813437][ T32] r10:61c88647 r9:85503c00 r8:8534252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 883.835109][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 883.836029][ T32] Call trace: ** 6 printk messages dropped ** [ 883.836322][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 8 printk messages dropped ** [ 883.836653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 883.837090][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 883.837411][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 5 printk messages dropped ** [ 883.837628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 883.838049][ T32] r5:85504800 r4:8291a680 ** 5 printk messages dropped ** [ 883.838343][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 883.838704][ T32] r5:854edf8c r4:854edc00 [ 883.838726][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 883.838900][ T32] r4:85342600 ** 5 printk messages dropped ** [ 883.839164][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 883.839832][ T32] Call trace: ** 7 printk messages dropped ** [ 883.840147][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 883.840255][ T32] r4:82ac21e4 [ 883.840281][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.840341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.840368][ T32] r4:eab2ddc0 [ 883.840417][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.840491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.840541][ T32] r4:00000000 [ 883.840566][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.840623][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 883.840648][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.840756][ T32] r5:00001000 r4:dfa09000 [ 883.840806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.840849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.840927][ T32] r5:85272b8c r4:85272800 [ 883.840976][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.841040][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 883.841063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.841128][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.841163][ T32] r4:85249480 [ 883.841199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.841245][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 883.841268][ T32] r4:00000001 [ 883.841287][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.841324][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 883.841350][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.841399][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.841465][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.841497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.841521][ T32] r4:85243840 [ 883.841541][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.841616][ T32] INFO: task kworker/1:360:4867 blocked for more than 460 seconds. [ 883.841664][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.841697][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.841720][ T32] task:kworker/1:360 state:D stack:0 pid:4867 tgid:4867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.841766][ T32] Workqueue: events bpf_prog_free_deferred [ 883.841861][ T32] Call trace: [ 883.841902][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 883.841975][ T32] r10:8291a684 r9:eb3b1d84 r8:00000002 r7:60000113 r6:eb3b1d8c r5:85505400 [ 883.842003][ T32] r4:85505400 [ 883.842023][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 883.842083][ T32] r5:85505400 r4:8291a680 [ 883.842108][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.842162][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 883.842215][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b1e08 [ 883.842262][ T32] r4:00000000 [ 883.842285][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 883.842344][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.842385][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.842444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532fa00 [ 883.842471][ T32] r4:00000000 [ 883.842490][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.842546][ T32] r9:83018205 r8:85505400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.842572][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.842614][ T32] r5:00001000 r4:eb139000 [ 883.842641][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.842682][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.842724][ T32] r5:854ed38c r4:854ed000 [ 883.842790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.842842][ T32] r7:ddde2d80 r6:83018200 r5:854ed38c r4:85342700 [ 883.842865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.842923][ T32] r10:61c88647 r9:85505400 r8:8534272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.842964][ T32] r4:85342700 [ 883.842988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.843033][ T32] r10:00000000 r9:85342700 r8:80287e08 r7:eb3a9e60 r6:85342780 r5:85505400 [ 883.843056][ T32] r4:00000001 [ 883.843101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.843139][ T32] Exception stack(0xeb3b1fb0 to 0xeb3b1ff8) [ 883.843166][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.843194][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.843219][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.843248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.843296][ T32] r4:8533cc00 [ 883.866113][ T32] INFO: task kworker/1:360:4867 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 883.866266][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.866376][ T32] Workqueue: events bpf_prog_free_deferred [ 883.866446][ T32] Call trace: ** 1 printk messages dropped ** [ 883.866565][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 4 printk messages dropped ** [ 883.866723][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.866748][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.866778][ T32] r5:800f0013 r4:80239bb0 [ 883.866838][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.866910][ T32] r4:82ac21e4 [ 883.866934][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.866997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.867021][ T32] r4:eab2ddc0 [ 883.867065][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.867150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.867178][ T32] r4:00000000 [ 883.867199][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.867246][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 883.867268][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.867336][ T32] r5:00001000 r4:dfa09000 [ 883.867361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.867408][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.867483][ T32] r5:85272b8c r4:85272800 [ 883.867516][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.867565][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 883.867588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.867635][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.867708][ T32] r4:85249480 [ 883.867781][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.867835][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 883.867859][ T32] r4:00000001 [ 883.867884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.867928][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 883.867955][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.868032][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.868065][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.868095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.868142][ T32] r4:85243840 [ 883.868193][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.868226][ T32] INFO: task kworker/0:515:4870 blocked for more than 460 seconds. [ 883.868266][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.868293][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.868340][ T32] task:kworker/0:515 state:D stack:0 pid:4870 tgid:4870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.868390][ T32] Workqueue: events bpf_prog_free_deferred [ 883.868538][ T32] Call trace: [ 883.868592][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 883.868749][ T32] r10:8291a684 r9:eb3bdd84 r8:00000002 r7:60000013 r6:eb3bdd8c r5:85506000 [ 883.868779][ T32] r4:85506000 [ 883.868801][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 883.868850][ T32] r5:85506000 r4:8291a680 [ 883.868921][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.868990][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 883.869059][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3bde08 [ 883.869085][ T32] r4:00000000 [ 883.869106][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 883.869142][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.869193][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.869259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85341b80 ** 5 printk messages dropped ** [ 883.869526][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 883.869631][ T32] r5:85426f8c r4:85426c00 [ 883.869656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 883.869848][ T32] r10:61c88647 r9:85506000 r8:8534d62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 883.870156][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 883.870992][ T32] Call trace: ** 6 printk messages dropped ** [ 883.871422][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 8 printk messages dropped ** [ 883.871835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 883.872474][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 883.872700][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 883.873027][ T32] Workqueue: events bpf_prog_free_deferred [ 883.873067][ T32] Call trace: [ 883.873097][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 883.873184][ T32] r10:8291a684 r9:eb3c5d84 r8:00000002 r7:60000113 r6:eb3c5d8c r5:85508c00 [ 883.873313][ T32] r4:85508c00 [ 883.873442][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 883.873567][ T32] r5:85508c00 r4:8291a680 [ 883.892894][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.893034][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 883.893088][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c5e08 [ 883.893116][ T32] r4:00000000 [ 883.893137][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 883.893189][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.893231][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.893272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84889180 [ 883.893319][ T32] r4:00000000 [ 883.893343][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.893391][ T32] r9:83018005 r8:85508c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 4 printk messages dropped ** [ 883.894217][ T32] r5:8542738c r4:85427000 [ 883.894251][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.894313][ T32] r7:dddced80 r6:83018000 r5:8542738c r4:8534d680 [ 883.894335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 883.894501][ T32] r4:00000001 ** 4 printk messages dropped ** [ 883.894712][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 883.895762][ T32] r4:00000000 ** 4 printk messages dropped ** [ 883.896018][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 883.896279][ T32] r4:eab2ddc0 ** 5 printk messages dropped ** [ 883.896519][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 883.897010][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 6 printk messages dropped ** [ 883.897252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 883.897642][ T32] r10:8291a684 r9:eb3cdd84 r8:00000002 r7:60000013 r6:eb3cdd8c r5:8550a400 ** 8 printk messages dropped ** [ 883.898097][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 883.898451][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 883.898699][ T32] r5:8554838c r4:85548000 ** 2 printk messages dropped ** [ 883.898823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.898874][ T32] r10:61c88647 r9:8550a400 r8:8534d72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.898923][ T32] r4:8534d700 [ 883.898948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.898994][ T32] r10:00000000 r9:8534d700 r8:80287e08 r7:eb3c5e60 r6:85342900 r5:8550a400 [ 883.899017][ T32] r4:00000001 [ 883.899035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.899096][ T32] Exception stack(0xeb3cdfb0 to 0xeb3cdff8) [ 883.899126][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.899182][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.899214][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.899243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.899278][ T32] r4:84889200 [ 883.899616][ T32] INFO: task kworker/0:517:4874 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 883.899651][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.899714][ T32] Workqueue: events bpf_prog_free_deferred [ 883.899813][ T32] Call trace: [ 883.899843][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.899925][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.899978][ T32] r4:00000000 [ 883.900007][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.900050][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.900104][ T32] dd20: b20aa000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.900136][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.900162][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.900186][ T32] r5:800f0013 r4:80239bb0 [ 883.900207][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.900248][ T32] r4:82ac21e4 [ 883.900269][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.900322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.900372][ T32] r4:eab2ddc0 [ 883.900395][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.900444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.900467][ T32] r4:00000000 [ 883.900514][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.900562][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 883.900607][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.900652][ T32] r5:00001000 r4:dfa09000 [ 883.900680][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.900731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.900773][ T32] r5:85272b8c r4:85272800 [ 883.900793][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.900860][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 883.900900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.901011][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.901077][ T32] r4:85249480 [ 883.901102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.901153][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 883.901196][ T32] r4:00000001 [ 883.901229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.901282][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 883.901351][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.901395][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.901429][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.901458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.901480][ T32] r4:85243840 [ 883.901525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.901581][ T32] INFO: task kworker/0:518:4875 blocked for more than 460 seconds. [ 883.901618][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.901669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.901694][ T32] task:kworker/0:518 state:D stack:0 pid:4875 tgid:4875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.901742][ T32] Workqueue: events bpf_prog_free_deferred [ 883.901812][ T32] Call trace: [ 883.901871][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 883.901925][ T32] r10:8291a684 r9:eb3d1d84 r8:00000002 r7:60000113 r6:eb3d1d8c r5:85508000 ** 5 printk messages dropped ** [ 883.902178][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d1e08 ** 9 printk messages dropped ** [ 883.902645][ T32] r5:00001000 r4:eaf5d000 ** 2 printk messages dropped ** [ 883.902777][ T32] r5:8542778c r4:85427400 [ 883.902824][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.902873][ T32] r7:dddced80 r6:83018000 r5:8542778c r4:8534d780 ** 2 printk messages dropped ** [ 883.903067][ T32] r4:8534d780 ** 5 printk messages dropped ** [ 883.903400][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 883.939106][ T32] Call trace: ** 1 printk messages dropped ** [ 883.939226][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.939249][ T32] r4:00000000 [ 883.939269][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.939332][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.939390][ T32] dd20: b25e9000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.939430][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.939458][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.939482][ T32] r5:800f0013 r4:80239bb0 [ 883.939502][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.939545][ T32] r4:82ac21e4 [ 883.939565][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.939630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.939657][ T32] r4:eab2ddc0 [ 883.939727][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.939772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.939795][ T32] r4:00000000 [ 883.939815][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.939861][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 883.939905][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.940000][ T32] r5:00001000 r4:dfa09000 [ 883.940025][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.940092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.940146][ T32] r5:85272b8c r4:85272800 [ 883.940269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.940321][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 883.940367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.940617][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.940789][ T32] r4:85249480 [ 883.940814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.940864][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 883.940929][ T32] r4:00000001 [ 883.940987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.941066][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 883.941103][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.941132][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.941159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.941239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.941292][ T32] r4:85243840 [ 883.941431][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.941488][ T32] INFO: task kworker/0:519:4877 blocked for more than 460 seconds. [ 883.941524][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.941843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.941941][ T32] task:kworker/0:519 state:D stack:0 pid:4877 tgid:4877 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.942202][ T32] Workqueue: events bpf_prog_free_deferred [ 883.942322][ T32] Call trace: [ 883.942507][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 883.942638][ T32] r10:8291a684 r9:eb3d9d84 r8:00000002 r7:60000113 r6:eb3d9d8c r5:85509800 [ 883.942776][ T32] r4:85509800 [ 883.942800][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 883.942844][ T32] r5:85509800 r4:8291a680 [ 883.942865][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.942902][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 883.943122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85341100 ** 7 printk messages dropped ** [ 883.952235][ T32] r5:85427b8c r4:85427800 [ 883.952281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.952377][ T32] r7:dddced80 r6:83018000 r5:85427b8c r4:8534d800 ** 2 printk messages dropped ** [ 883.952545][ T32] r4:8534d800 ** 6 printk messages dropped ** [ 883.953153][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 883.964806][ T32] Call trace: ** 6 printk messages dropped ** [ 883.965139][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 9 printk messages dropped ** [ 883.965600][ T32] r4:00000000 ** 6 printk messages dropped ** [ 883.965913][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 883.966201][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 10 printk messages dropped ** [ 883.966599][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 883.966888][ T32] r4:8550b000 ** 4 printk messages dropped ** [ 883.967068][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e1e08 ** 8 printk messages dropped ** [ 883.967381][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 883.967569][ T32] r5:85427f8c r4:85427c00 ** 2 printk messages dropped ** [ 883.967737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 883.968548][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 883.969746][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.969795][ T32] r4:00000000 [ 883.969819][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.969861][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.969890][ T32] dd20: b29e6000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.969918][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.969995][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.970151][ T32] r5:800f0013 r4:80239bb0 [ 883.970215][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.970285][ T32] r4:82ac21e4 [ 883.970332][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.970631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.970659][ T32] r4:eab2ddc0 [ 883.970680][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.970721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.970756][ T32] r4:00000000 [ 883.970781][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.970879][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 883.970931][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.971036][ T32] r5:00001000 r4:dfa09000 [ 883.971061][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.971102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.971143][ T32] r5:85272b8c r4:85272800 [ 883.971165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.971218][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 883.971240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.971366][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.971416][ T32] r4:85249480 [ 883.971463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.971515][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 883.971540][ T32] r4:00000001 [ 883.971738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.971779][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 883.971855][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.971887][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.971966][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.972083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.972121][ T32] r4:85243840 [ 883.972145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.972249][ T32] INFO: task kworker/0:521:4881 blocked for more than 460 seconds. [ 883.972356][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.972384][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.972421][ T32] task:kworker/0:521 state:D stack:0 pid:4881 tgid:4881 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.972501][ T32] Workqueue: events bpf_prog_free_deferred [ 883.972600][ T32] Call trace: [ 883.972699][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 883.972747][ T32] r10:8291a684 r9:eb3e9d84 r8:00000002 r7:60000013 r6:eb3e9d8c r5:8550d400 [ 883.972771][ T32] r4:8550d400 [ 883.972791][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 883.973086][ T32] r5:8550d400 r4:8291a680 [ 883.973110][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.973221][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 883.973275][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e9e08 [ 883.973311][ T32] r4:00000000 [ 883.973336][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 883.973371][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.973543][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.994374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853431c0 [ 883.994432][ T32] r4:00000000 [ 883.994485][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 883.994586][ T32] r9:83018005 r8:8550d400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 883.994615][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.994663][ T32] r5:00001000 r4:eb0b1000 [ 883.994725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.994770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.994814][ T32] r5:84acdf8c r4:84acdc00 [ 883.994835][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.994881][ T32] r7:dddced80 r6:83018000 r5:84acdf8c r4:8534d900 [ 883.994928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.994980][ T32] r10:61c88647 r9:8550d400 r8:8534d92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.995053][ T32] r4:8534d900 [ 883.995078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.995124][ T32] r10:00000000 r9:8534d900 r8:80287e08 r7:eb3cde60 r6:85342b00 r5:8550d400 [ 883.995179][ T32] r4:00000001 [ 883.995303][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.995419][ T32] Exception stack(0xeb3e9fb0 to 0xeb3e9ff8) [ 883.995461][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.995491][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.995519][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.995548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.995570][ T32] r4:85343100 [ 883.996203][ T32] INFO: task kworker/0:521:4881 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 883.996242][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.996352][ T32] Workqueue: events bpf_prog_free_deferred [ 883.996442][ T32] Call trace: [ 883.996731][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 883.996807][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 883.996936][ T32] r4:00000000 [ 883.996966][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.997007][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 883.997036][ T32] dd20: b2b92000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 883.997066][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 883.997142][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.997193][ T32] r5:800f0013 r4:80239bb0 [ 883.997218][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.997285][ T32] r4:82ac21e4 [ 883.997309][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.997368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 883.997420][ T32] r4:eab2ddc0 [ 883.997450][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.997518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 883.997545][ T32] r4:00000000 [ 883.997564][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 883.998013][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 883.998523][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 883.998858][ T32] INFO: task kworker/0:522:4884 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 883.999504][ T32] r5:8550bc00 r4:8291a680 ** 5 printk messages dropped ** [ 883.999807][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 884.000794][ T32] r5:85548b8c r4:85548800 [ 884.000813][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 884.000994][ T32] r10:61c88647 r9:8550bc00 r8:8534d9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 884.001478][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 884.002606][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 5 printk messages dropped ** [ 884.002955][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.002980][ T32] r5:800f0013 r4:80239bb0 [ 884.003001][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.003041][ T32] r4:82ac21e4 [ 884.003062][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.003171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.003271][ T32] r4:eab2ddc0 [ 884.003310][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.003419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.003512][ T32] r4:00000000 [ 884.028425][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.028636][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.028910][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.029112][ T32] r5:00001000 r4:dfa09000 [ 884.029196][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.029490][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.029591][ T32] r5:85272b8c r4:85272800 [ 884.029640][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.029737][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.029786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.029885][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.029934][ T32] r4:85249480 [ 884.029978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.030131][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.030238][ T32] r4:00000001 [ 884.030421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.030538][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.030915][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.030986][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.031115][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.031185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.031265][ T32] r4:85243840 [ 884.031322][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.031383][ T32] INFO: task kworker/0:523:4885 blocked for more than 461 seconds. [ 884.031477][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.031596][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.031711][ T32] task:kworker/0:523 state:D stack:0 pid:4885 tgid:4885 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.032025][ T32] Workqueue: events bpf_prog_free_deferred [ 884.032161][ T32] Call trace: [ 884.032342][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.032460][ T32] r10:8291a684 r9:eb3f1d84 r8:00000002 r7:60000113 r6:eb3f1d8c r5:8550e000 [ 884.032524][ T32] r4:8550e000 [ 884.032573][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 884.032663][ T32] r5:8550e000 r4:8291a680 [ 884.032709][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.032787][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.032876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f1e08 [ 884.032927][ T32] r4:00000000 [ 884.033055][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 884.033133][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.033278][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.033435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853434c0 [ 884.057523][ T32] r4:00000000 ** 3 printk messages dropped ** [ 884.058184][ T32] r5:00001000 r4:eb125000 ** 2 printk messages dropped ** [ 884.058434][ T32] r5:8554878c r4:85548400 [ 884.058486][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.058583][ T32] r7:dddced80 r6:83018000 r5:8554878c r4:8534da00 ** 1 printk messages dropped ** [ 884.058727][ T32] r10:61c88647 r9:8550e000 r8:8534da2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 884.059320][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 884.061506][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 10 printk messages dropped ** [ 884.061991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 9 printk messages dropped ** [ 884.062477][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 884.062919][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 5 printk messages dropped ** [ 884.063143][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 884.076424][ T32] r5:8550ec00 r4:8291a680 ** 5 printk messages dropped ** [ 884.076744][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 884.077046][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 884.077187][ T32] r5:854ed78c r4:854ed400 ** 3 printk messages dropped ** [ 884.077384][ T32] r10:61c88647 r9:8550ec00 r8:85342cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 884.077697][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 884.079060][ T32] r4:00000000 ** 4 printk messages dropped ** [ 884.079254][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 884.079847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 6 printk messages dropped ** [ 884.080201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.080269][ T32] r5:85272b8c r4:85272800 [ 884.080292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.080339][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.080360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.080410][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.080496][ T32] r4:85249480 [ 884.080520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.080566][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.080588][ T32] r4:00000001 [ 884.080607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.080641][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.080687][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.080718][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.080745][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.080882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.080907][ T32] r4:85243840 [ 884.080929][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.080959][ T32] INFO: task kworker/0:524:4889 blocked for more than 461 seconds. [ 884.081034][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.081063][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.081084][ T32] task:kworker/0:524 state:D stack:0 pid:4889 tgid:4889 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.081148][ T32] Workqueue: events bpf_prog_free_deferred [ 884.081248][ T32] Call trace: [ 884.081290][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.081360][ T32] r10:8291a684 r9:eb3f5d84 r8:00000002 r7:60000013 r6:eb3f5d8c r5:8550c800 [ 884.081409][ T32] r4:8550c800 [ 884.081434][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 884.081478][ T32] r5:8550c800 r4:8291a680 [ 884.081497][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.081555][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.081601][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f5e08 [ 884.081655][ T32] r4:00000000 [ 884.081705][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 884.081766][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.081824][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.081888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85343740 [ 884.081934][ T32] r4:00000000 [ 884.081958][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.082002][ T32] r9:83018005 r8:8550c800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 884.082023][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.082084][ T32] r5:00001000 r4:eb25f000 [ 884.082115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.082179][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.082224][ T32] r5:85548f8c r4:85548c00 [ 884.082244][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.082299][ T32] r7:dddced80 r6:83018000 r5:85548f8c r4:8534da80 [ 884.082322][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.082369][ T32] r10:61c88647 r9:8550c800 r8:8534daac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.082391][ T32] r4:8534da80 [ 884.082418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.082463][ T32] r10:00000000 r9:8534da80 r8:80287e08 r7:eb3ede60 r6:85342d80 r5:8550c800 [ 884.082506][ T32] r4:00000001 [ 884.082555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.082619][ T32] Exception stack(0xeb3f5fb0 to 0xeb3f5ff8) [ 884.082649][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 884.082677][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.082725][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.082756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.082778][ T32] r4:85343580 [ 884.083134][ T32] INFO: task kworker/0:524:4889 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.083170][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.083250][ T32] Workqueue: events bpf_prog_free_deferred [ 884.083314][ T32] Call trace: [ 884.083347][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 884.083403][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 884.083437][ T32] r4:00000000 [ 884.098457][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.098578][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 884.098615][ T32] dd20: b376a000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 884.098657][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 884.098708][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.098739][ T32] r5:800f0013 r4:80239bb0 [ 884.098784][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.098838][ T32] r4:82ac21e4 [ 884.098886][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.098995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.099044][ T32] r4:eab2ddc0 [ 884.099089][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.099139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.099162][ T32] r4:00000000 [ 884.099202][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.099260][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.099285][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.099354][ T32] r5:00001000 r4:dfa09000 [ 884.099447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.099535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.099581][ T32] r5:85272b8c r4:85272800 [ 884.099602][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.099648][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.099692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.099742][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.099764][ T32] r4:85249480 ** 1 printk messages dropped ** [ 884.099828][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 6 printk messages dropped ** [ 884.100221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 884.100816][ T32] r4:85506c00 ** 3 printk messages dropped ** [ 884.100982][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 884.101451][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 884.101751][ T32] r5:8554938c r4:85549000 ** 2 printk messages dropped ** [ 884.101908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 884.102038][ T32] r4:8534db00 [ 884.102060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.102126][ T32] r10:00000000 r9:8534db00 r8:80287e08 r7:eb3f5e60 r6:85342e00 r5:85506c00 [ 884.102175][ T32] r4:00000001 [ 884.102213][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.102252][ T32] Exception stack(0xeb3f9fb0 to 0xeb3f9ff8) [ 884.102278][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.102328][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.102359][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.102387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.102415][ T32] r4:853436c0 [ 884.103054][ T32] INFO: task kworker/0:525:4892 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.103090][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.103281][ T32] Workqueue: events bpf_prog_free_deferred [ 884.103348][ T32] Call trace: [ 884.103403][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 884.103505][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 884.116195][ T32] r4:00000000 [ 884.116241][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.116348][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 884.116409][ T32] dd20: b3b1a000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 884.116443][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 884.116490][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.116518][ T32] r5:800f0013 r4:80239bb0 [ 884.116561][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.116608][ T32] r4:82ac21e4 [ 884.116651][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.116717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.116763][ T32] r4:eab2ddc0 [ 884.116786][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.116873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.116899][ T32] r4:00000000 [ 884.116919][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.116987][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.117034][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.117082][ T32] r5:00001000 r4:dfa09000 [ 884.117102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.117153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.117235][ T32] r5:85272b8c r4:85272800 [ 884.117268][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.117338][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.117384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.117480][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.117508][ T32] r4:85249480 [ 884.117528][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.117573][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.117595][ T32] r4:00000001 [ 884.117615][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.117650][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.117697][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.117802][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.117832][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.117861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.117882][ T32] r4:85243840 [ 884.117906][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.117936][ T32] INFO: task kworker/0:526:4894 blocked for more than 461 seconds. [ 884.117969][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.118014][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.118040][ T32] task:kworker/0:526 state:D stack:0 pid:4894 tgid:4894 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.118120][ T32] Workqueue: events bpf_prog_free_deferred [ 884.118177][ T32] Call trace: [ 884.118212][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.118261][ T32] r10:8291a684 r9:eb3fdd84 r8:00000002 r7:60000113 r6:eb3fdd8c r5:855b8000 [ 884.118284][ T32] r4:855b8000 [ 884.118367][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 884.118417][ T32] r5:855b8000 r4:8291a680 [ 884.118439][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.118477][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.118519][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3fde08 [ 884.118564][ T32] r4:00000000 [ 884.118586][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 884.118657][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 884.119086][ T32] r5:85549f8c r4:85549c00 [ 884.119106][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.119150][ T32] r7:dddced80 r6:83018000 r5:85549f8c r4:8534db80 ** 1 printk messages dropped ** [ 884.119241][ T32] r10:61c88647 r9:855b8000 r8:8534dbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 884.119637][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 884.120726][ T32] r4:00000000 ** 4 printk messages dropped ** [ 884.120935][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 884.121256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 884.121619][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 5 printk messages dropped ** [ 884.121976][ T32] r4:00000001 [ 884.121995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.122029][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.122074][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.122153][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.122194][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.122225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.122248][ T32] r4:85243840 [ 884.122269][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.122294][ T32] INFO: task kworker/0:527:4896 blocked for more than 461 seconds. [ 884.122323][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.122346][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.122366][ T32] task:kworker/0:527 state:D stack:0 pid:4896 tgid:4896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.122443][ T32] Workqueue: events bpf_prog_free_deferred [ 884.122533][ T32] Call trace: [ 884.122588][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.122665][ T32] r10:8291a684 r9:eb401d84 r8:00000002 r7:60000013 r6:eb401d8c r5:855b8c00 [ 884.122732][ T32] r4:855b8c00 [ 884.122755][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 884.122835][ T32] r5:855b8c00 r4:8291a680 [ 884.122858][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.122897][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.122961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb401e08 [ 884.122987][ T32] r4:00000000 [ 884.123042][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 884.123100][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.123139][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.123183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85343a40 [ 884.123247][ T32] r4:00000000 [ 884.123269][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.123422][ T32] r9:83018005 r8:855b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.123448][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.123490][ T32] r5:00001000 r4:eb28f000 [ 884.123558][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.146932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.147066][ T32] r5:8554978c r4:85549400 [ 884.147094][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.147152][ T32] r7:dddced80 r6:83018000 r5:8554978c r4:8534dc00 [ 884.147197][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.147253][ T32] r10:61c88647 r9:855b8c00 r8:8534dc2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 884.147452][ T32] r10:00000000 r9:8534dc00 r8:80287e08 r7:eb3fde60 r6:85342f00 r5:855b8c00 [ 884.147479][ T32] r4:00000001 [ 884.147542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.147610][ T32] Exception stack(0xeb401fb0 to 0xeb401ff8) [ 884.147762][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.147794][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.147884][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.147918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.147962][ T32] r4:85343980 [ 884.148612][ T32] INFO: task kworker/0:527:4896 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.148651][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.148782][ T32] Workqueue: events bpf_prog_free_deferred [ 884.148831][ T32] Call trace: [ 884.148863][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 884.148959][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 884.148986][ T32] r4:00000000 [ 884.149006][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.149045][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 3 printk messages dropped ** [ 884.149156][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 884.149470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 884.150140][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 4 printk messages dropped ** [ 884.150411][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 8 printk messages dropped ** [ 884.150772][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 884.151282][ T32] r4:855b9800 ** 4 printk messages dropped ** [ 884.151455][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e5e08 ** 4 printk messages dropped ** [ 884.151703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532f6c0 ** 7 printk messages dropped ** [ 884.152065][ T32] r5:854edb8c r4:854ed800 [ 884.152109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.152165][ T32] r7:ddde2d80 r6:83018200 r5:854edb8c r4:85342f80 ** 1 printk messages dropped ** [ 884.152279][ T32] r10:61c88647 r9:855b9800 r8:85342fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.152302][ T32] r4:85342f80 [ 884.152469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.152532][ T32] r10:00000000 r9:85342f80 r8:80287e08 r7:eb3a9e60 r6:85344000 r5:855b9800 [ 884.152557][ T32] r4:00000001 [ 884.152576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.152611][ T32] Exception stack(0xeb3e5fb0 to 0xeb3e5ff8) [ 884.152638][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 884.152665][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.152730][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.152789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.152835][ T32] r4:8532fe40 [ 884.153247][ T32] INFO: task kworker/1:362:4897 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.153292][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.153444][ T32] Workqueue: events bpf_prog_free_deferred [ 884.176578][ T32] Call trace: [ 884.176649][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 884.176730][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 884.176756][ T32] r4:00000000 [ 884.176777][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.176828][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 884.176860][ T32] dd20: b4538000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 884.176899][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 884.176927][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.176952][ T32] r5:800f0013 r4:80239bb0 [ 884.176972][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.177015][ T32] r4:82ac21e4 [ 884.177036][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.177077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.177128][ T32] r4:eab2ddc0 [ 884.177182][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.177251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.177297][ T32] r4:00000000 [ 884.177321][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.177369][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.177411][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.177459][ T32] r5:00001000 r4:dfa09000 [ 884.177480][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.177519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.177560][ T32] r5:85272b8c r4:85272800 [ 884.177580][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.177625][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.177647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.177693][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.177715][ T32] r4:85249480 [ 884.177734][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.177778][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.177799][ T32] r4:00000001 [ 884.177835][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.177895][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.177947][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.177977][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.178024][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.178055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.178079][ T32] r4:85243840 [ 884.178101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.178165][ T32] INFO: task kworker/0:528:4900 blocked for more than 461 seconds. ** 3 printk messages dropped ** [ 884.178318][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 884.178649][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 884.178940][ T32] r4:00000000 ** 5 printk messages dropped ** [ 884.179153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.179198][ T32] r5:85549b8c r4:85549800 [ 884.179227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.179275][ T32] r7:dddced80 r6:83018000 r5:85549b8c r4:8534dc80 ** 2 printk messages dropped ** [ 884.179363][ T32] r4:8534dc80 ** 5 printk messages dropped ** [ 884.179554][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 884.180416][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 884.180783][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 884.181072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 8 printk messages dropped ** [ 884.181472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 884.181854][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 884.182226][ T32] INFO: task kworker/1:363:4902 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 884.182654][ T32] r4:855bb000 ** 3 printk messages dropped ** [ 884.182818][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 884.183236][ T32] r5:00001000 r4:eae59000 ** 2 printk messages dropped ** [ 884.183385][ T32] r5:854eff8c r4:854efc00 [ 884.183426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 884.192815][ T32] r10:00000000 r9:85344100 r8:80287e08 r7:eb3a9e60 r6:85344180 r5:855bb000 ** 8 printk messages dropped ** [ 884.206211][ T32] INFO: task kworker/1:363:4902 is blocked on a mutex likely owned by task kworker/0:296:4183. ** 1 printk messages dropped ** [ 884.206493][ T32] Workqueue: events bpf_prog_free_deferred [ 884.206558][ T32] Call trace: [ 884.206635][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 884.206717][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 884.206744][ T32] r4:00000000 [ 884.206766][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.206808][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 884.206859][ T32] dd20: b48cd000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 884.206934][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 884.206979][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.207004][ T32] r5:800f0013 r4:80239bb0 [ 884.207025][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.207068][ T32] r4:82ac21e4 [ 884.207087][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.207151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.207177][ T32] r4:eab2ddc0 [ 884.207198][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.207260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.207306][ T32] r4:00000000 [ 884.207330][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.207504][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.207595][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.207705][ T32] r5:00001000 r4:dfa09000 [ 884.207729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.207770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.207812][ T32] r5:85272b8c r4:85272800 [ 884.207867][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.207938][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.208024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.208116][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.208154][ T32] r4:85249480 [ 884.208199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.208248][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.208271][ T32] r4:00000001 [ 884.208290][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.208347][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.208376][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.208467][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.208517][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.208570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.208594][ T32] r4:85243840 [ 884.208619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.208647][ T32] INFO: task kworker/0:529:4904 blocked for more than 461 seconds. [ 884.208679][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.208712][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.208737][ T32] task:kworker/0:529 state:D stack:0 pid:4904 tgid:4904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.208829][ T32] Workqueue: events bpf_prog_free_deferred [ 884.208939][ T32] Call trace: [ 884.208972][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.209020][ T32] r10:8291a684 r9:eb419d84 r8:00000002 r7:60000013 r6:eb419d8c r5:855bbc00 [ 884.209042][ T32] r4:855bbc00 [ 884.209106][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 884.209185][ T32] r5:855bbc00 r4:8291a680 [ 884.209217][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.209258][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.209302][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb419e08 [ 884.209324][ T32] r4:00000000 [ 884.209385][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 884.209424][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.209458][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.209500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85343ec0 [ 884.209529][ T32] r4:00000000 [ 884.209548][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.209594][ T32] r9:83018005 r8:855bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 884.209636][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.209682][ T32] r5:00001000 r4:eb41b000 [ 884.209701][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.209740][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.209780][ T32] r5:8554a38c r4:8554a000 [ 884.209844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.209893][ T32] r7:dddced80 r6:83018000 r5:8554a38c r4:8534dd00 [ 884.209914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.209959][ T32] r10:61c88647 r9:855bbc00 r8:8534dd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.209981][ T32] r4:8534dd00 [ 884.210000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.210045][ T32] r10:00000000 r9:8534dd00 r8:80287e08 r7:eb3fde60 r6:85344200 r5:855bbc00 [ 884.210068][ T32] r4:00000001 [ 884.210087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.210143][ T32] Exception stack(0xeb419fb0 to 0xeb419ff8) [ 884.210182][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.210211][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.210237][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.210264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.210286][ T32] r4:85343b40 [ 884.210776][ T32] INFO: task kworker/0:529:4904 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.210809][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.210885][ T32] Workqueue: events bpf_prog_free_deferred [ 884.210932][ T32] Call trace: [ 884.210982][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 884.211066][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 884.211093][ T32] r4:00000000 [ 884.211159][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.211223][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 884.211277][ T32] dd20: b48cd000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 884.211371][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 884.211399][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.211434][ T32] r5:800f0013 r4:80239bb0 [ 884.211457][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.211497][ T32] r4:82ac21e4 [ 884.211528][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.211582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.211607][ T32] r4:eab2ddc0 [ 884.211690][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.211734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.211756][ T32] r4:00000000 [ 884.211795][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.211843][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.211887][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.211964][ T32] r5:00001000 r4:dfa09000 [ 884.212035][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.212119][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.212212][ T32] r5:85272b8c r4:85272800 [ 884.212436][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.212515][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.212539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.212595][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.212782][ T32] r4:85249480 [ 884.212808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.212889][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.212918][ T32] r4:00000001 [ 884.212942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.213005][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.213085][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.213127][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.213216][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.213259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.213288][ T32] r4:85243840 [ 884.213315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.213397][ T32] INFO: task kworker/0:530:4906 blocked for more than 461 seconds. [ 884.213431][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.213459][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.213505][ T32] task:kworker/0:530 state:D stack:0 pid:4906 tgid:4906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.236401][ T32] Workqueue: events bpf_prog_free_deferred [ 884.236473][ T32] Call trace: [ 884.236568][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.236630][ T32] r10:8291a684 r9:eb425d84 r8:00000002 r7:60000113 r6:eb425d8c r5:855bc800 [ 884.236674][ T32] r4:855bc800 [ 884.236699][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 884.236743][ T32] r5:855bc800 r4:8291a680 [ 884.236772][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.236815][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.236856][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb425e08 [ 884.236888][ T32] r4:00000000 [ 884.236910][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 884.236944][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.236981][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.237021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85330380 [ 884.237063][ T32] r4:00000000 [ 884.237086][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.237132][ T32] r9:83018005 r8:855bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 884.237160][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.237229][ T32] r5:00001000 r4:eb443000 [ 884.237272][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.237316][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.237377][ T32] r5:8554af8c r4:8554ac00 [ 884.237444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.237537][ T32] r7:dddced80 r6:83018000 r5:8554af8c r4:8534dd80 [ 884.237561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.237630][ T32] r10:61c88647 r9:855bc800 r8:8534ddac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 884.238241][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 884.239193][ T32] Call trace: ** 6 printk messages dropped ** [ 884.239503][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 3 printk messages dropped ** [ 884.239643][ T32] r4:82ac21e4 [ 884.239663][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.239703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.239756][ T32] r4:eab2ddc0 [ 884.239779][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.239841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.239866][ T32] r4:00000000 [ 884.239885][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.239950][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.239976][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.240018][ T32] r5:00001000 r4:dfa09000 [ 884.240038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.240078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.240119][ T32] r5:85272b8c r4:85272800 [ 884.240139][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.240191][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.240212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.240279][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.240339][ T32] r4:85249480 [ 884.240372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.240442][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.240474][ T32] r4:00000001 [ 884.240493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.240528][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.240553][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.240580][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.240658][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.240690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.240714][ T32] r4:85243840 [ 884.240803][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.240835][ T32] INFO: task kworker/0:531:4907 blocked for more than 461 seconds. [ 884.240870][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.240906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.240945][ T32] task:kworker/0:531 state:D stack:0 pid:4907 tgid:4907 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.240994][ T32] Workqueue: events bpf_prog_free_deferred [ 884.241067][ T32] Call trace: [ 884.241143][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.241266][ T32] r10:8291a684 r9:eb405d84 r8:00000002 r7:60000013 r6:eb405d8c r5:849fec00 [ 884.241293][ T32] r4:849fec00 [ 884.241314][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 884.241497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb405e08 ** 8 printk messages dropped ** [ 884.241868][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 884.242058][ T32] r5:8554a78c r4:8554a400 [ 884.242078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.242146][ T32] r7:dddced80 r6:83018000 r5:8554a78c r4:8534de00 ** 1 printk messages dropped ** [ 884.242265][ T32] r10:61c88647 r9:849fec00 r8:8534de2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 884.242739][ T32] r4:85343480 ** 3 printk messages dropped ** [ 884.243335][ T32] Call trace: ** 6 printk messages dropped ** [ 884.255564][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 884.255621][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.255660][ T32] r5:800f0013 r4:80239bb0 [ 884.255684][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.255759][ T32] r4:82ac21e4 [ 884.255798][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.255846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.255869][ T32] r4:eab2ddc0 [ 884.255895][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.255938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.255993][ T32] r4:00000000 [ 884.256023][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.256071][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.256093][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.256165][ T32] r5:00001000 r4:dfa09000 [ 884.256197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.256239][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.256281][ T32] r5:85272b8c r4:85272800 [ 884.256300][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.256346][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.256394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.256447][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.256512][ T32] r4:85249480 [ 884.256556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.256606][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.256629][ T32] r4:00000001 [ 884.256648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.256769][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.256799][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.256828][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.256875][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.256908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.256974][ T32] r4:85243840 [ 884.257022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.257076][ T32] INFO: task kworker/1:364:4910 blocked for more than 461 seconds. [ 884.257134][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 884.257284][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 884.257688][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 884.258129][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 884.258275][ T32] r5:854ee78c r4:854ee400 [ 884.258318][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 884.258411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 884.258664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 884.259731][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 884.259954][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 884.260257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 8 printk messages dropped ** [ 884.260591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 884.261025][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 7 printk messages dropped ** [ 884.261342][ T32] r4:85243840 ** 5 printk messages dropped ** [ 884.261555][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 884.261948][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 884.262296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853302c0 ** 7 printk messages dropped ** [ 884.262652][ T32] r5:8554ab8c r4:8554a800 [ 884.262676][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 884.263014][ T32] r10:00000000 r9:8534df80 r8:80287e08 r7:eb425e60 r6:85344380 r5:855bd400 ** 7 printk messages dropped ** [ 884.263327][ T32] r4:85330280 ** 3 printk messages dropped ** [ 884.289578][ T32] Call trace: ** 4 printk messages dropped ** [ 884.289874][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 3 printk messages dropped ** [ 884.290067][ T32] r5:800f0013 r4:80239bb0 [ 884.290090][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.290159][ T32] r4:82ac21e4 [ 884.290205][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.290252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.290284][ T32] r4:eab2ddc0 [ 884.290307][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.290358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.290405][ T32] r4:00000000 [ 884.290435][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.290481][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.290503][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.290544][ T32] r5:00001000 r4:dfa09000 [ 884.290585][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.290629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.290694][ T32] r5:85272b8c r4:85272800 [ 884.290739][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.290790][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.290834][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.290884][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.290907][ T32] r4:85249480 [ 884.290928][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.290994][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.291025][ T32] r4:00000001 [ 884.291046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.291083][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.291130][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.291194][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.291240][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.291291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.291320][ T32] r4:85243840 [ 884.291343][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.291384][ T32] INFO: task kworker/0:533:4915 blocked for more than 461 seconds. [ 884.291419][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.291445][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.291466][ T32] task:kworker/0:533 state:D stack:0 pid:4915 tgid:4915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.291534][ T32] Workqueue: events bpf_prog_free_deferred [ 884.291608][ T32] Call trace: [ 884.291640][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.291688][ T32] r10:8291a684 r9:eb459d84 r8:00000002 r7:60000113 r6:eb459d8c r5:855c0000 [ 884.291710][ T32] r4:855c0000 [ 884.291730][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 884.291771][ T32] r5:855c0000 r4:8291a680 [ 884.291790][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.291829][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.291871][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb459e08 [ 884.291893][ T32] r4:00000000 [ 884.291912][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 884.291969][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.292007][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.292068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85330680 [ 884.292102][ T32] r4:00000000 [ 884.292124][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.292179][ T32] r9:83018005 r8:855c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 884.292223][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.292274][ T32] r5:00001000 r4:eb45f000 [ 884.292295][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.292364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.292409][ T32] r5:8554b78c r4:8554b400 [ 884.292462][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.292514][ T32] r7:dddced80 r6:83018000 r5:8554b78c r4:85325000 [ 884.292535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.292580][ T32] r10:61c88647 r9:855c0000 r8:8532502c r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.292603][ T32] r4:85325000 [ 884.292621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.292685][ T32] r10:00000000 r9:85325000 r8:80287e08 r7:eb425e60 r6:85344400 r5:855c0000 [ 884.292711][ T32] r4:00000001 [ 884.292762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.292805][ T32] Exception stack(0xeb459fb0 to 0xeb459ff8) [ 884.292833][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.292891][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 884.293004][ T32] r4:853303c0 ** 3 printk messages dropped ** [ 884.306717][ T32] Call trace: ** 6 printk messages dropped ** [ 884.307113][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 6 printk messages dropped ** [ 884.307360][ T32] r4:eab2ddc0 ** 6 printk messages dropped ** [ 884.307674][ T32] r5:00001000 r4:dfa09000 ** 5 printk messages dropped ** [ 884.307924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 884.308134][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 884.308453][ T32] INFO: task kworker/0:534:4916 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 884.308861][ T32] r4:855c0c00 ** 4 printk messages dropped ** [ 884.309091][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb45de08 ** 9 printk messages dropped ** [ 884.309565][ T32] r5:00001000 r4:eb449000 ** 2 printk messages dropped ** [ 884.309663][ T32] r5:8554b38c r4:8554b000 [ 884.309719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 884.309952][ T32] r4:85325080 [ 884.309974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.310051][ T32] r10:00000000 r9:85325080 r8:80287e08 r7:eb459e60 r6:85344480 r5:855c0c00 [ 884.310111][ T32] r4:00000001 [ 884.310133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.310204][ T32] Exception stack(0xeb45dfb0 to 0xeb45dff8) [ 884.310269][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.310335][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.310390][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.310424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.310483][ T32] r4:853303c0 [ 884.311133][ T32] INFO: task kworker/0:534:4916 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.311179][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.311271][ T32] Workqueue: events bpf_prog_free_deferred [ 884.311343][ T32] Call trace: [ 884.311403][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 884.311456][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 884.311479][ T32] r4:00000000 [ 884.311498][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.311536][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 884.311563][ T32] dd20: b59b0000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 884.311616][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 884.311654][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.311682][ T32] r5:800f0013 r4:80239bb0 [ 884.311702][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.311743][ T32] r4:82ac21e4 [ 884.311763][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.311826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.311851][ T32] r4:eab2ddc0 [ 884.311871][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.311911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.311933][ T32] r4:00000000 [ 884.311952][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.311996][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.312037][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.312082][ T32] r5:00001000 r4:dfa09000 [ 884.312133][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.312184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.312268][ T32] r5:85272b8c r4:85272800 [ 884.312315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.312364][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.312385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.312458][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.312484][ T32] r4:85249480 [ 884.312503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.312549][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.312598][ T32] r4:00000001 [ 884.312622][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.312659][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.312717][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.312748][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.312819][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.312851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.312873][ T32] r4:85243840 [ 884.312893][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.312952][ T32] INFO: task kworker/0:535:4918 blocked for more than 461 seconds. [ 884.312996][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.313039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.313100][ T32] task:kworker/0:535 state:D stack:0 pid:4918 tgid:4918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.313239][ T32] Workqueue: events bpf_prog_free_deferred [ 884.313317][ T32] Call trace: [ 884.313382][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.313429][ T32] r10:8291a684 r9:eb439d84 r8:00000002 r7:60000013 r6:eb439d8c r5:849fc800 [ 884.336238][ T32] r4:849fc800 [ 884.336356][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 884.336432][ T32] r5:849fc800 r4:8291a680 [ 884.336455][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.336542][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.336589][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb439e08 [ 884.336612][ T32] r4:00000000 [ 884.336632][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 884.336736][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.336811][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.336857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85330780 [ 884.336880][ T32] r4:00000000 [ 884.336899][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.336945][ T32] r9:83018005 r8:849fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 884.337009][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.337058][ T32] r5:00001000 r4:eb465000 ** 2 printk messages dropped ** [ 884.337196][ T32] r5:8554bb8c r4:8554b800 [ 884.337222][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.337270][ T32] r7:dddced80 r6:83018000 r5:8554bb8c r4:85325100 [ 884.337290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 884.337424][ T32] r10:00000000 r9:85325100 r8:80287e08 r7:eb459e60 r6:85325180 r5:849fc800 ** 9 printk messages dropped ** [ 884.338520][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 884.338959][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 884.339267][ T32] r4:eab2ddc0 ** 6 printk messages dropped ** [ 884.339607][ T32] r5:00001000 r4:dfa09000 ** 7 printk messages dropped ** [ 884.339970][ T32] r4:85249480 ** 4 printk messages dropped ** [ 884.340229][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 884.340525][ T32] INFO: task kworker/0:536:4920 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 884.340919][ T32] r4:849fb000 ** 4 printk messages dropped ** [ 884.341198][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb44de08 ** 9 printk messages dropped ** [ 884.341667][ T32] r5:00001000 r4:eb473000 ** 2 printk messages dropped ** [ 884.341819][ T32] r5:8554bf8c r4:8554bc00 [ 884.341842][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.341917][ T32] r7:dddced80 r6:83018000 r5:8554bf8c r4:85325200 [ 884.341941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.341988][ T32] r10:61c88647 r9:849fb000 r8:8532522c r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.342050][ T32] r4:85325200 [ 884.342080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.342126][ T32] r10:00000000 r9:85325200 r8:80287e08 r7:eb439e60 r6:85325280 r5:849fb000 [ 884.342199][ T32] r4:00000001 [ 884.342224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.342260][ T32] Exception stack(0xeb44dfb0 to 0xeb44dff8) [ 884.342286][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.342314][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.342340][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.342368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.342390][ T32] r4:853305c0 [ 884.342740][ T32] INFO: task kworker/0:536:4920 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.342784][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.342845][ T32] Workqueue: events bpf_prog_free_deferred [ 884.342925][ T32] Call trace: [ 884.342986][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 884.343041][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 884.343065][ T32] r4:00000000 [ 884.343085][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.343123][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 884.343151][ T32] dd20: b625a000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 884.343187][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 884.343252][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.343280][ T32] r5:800f0013 r4:80239bb0 [ 884.343338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.343411][ T32] r4:82ac21e4 [ 884.343435][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.355647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.355747][ T32] r4:eab2ddc0 [ 884.355783][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.355849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.355872][ T32] r4:00000000 [ 884.355899][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.355977][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.356040][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.356102][ T32] r5:00001000 r4:dfa09000 [ 884.356189][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.356267][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.356321][ T32] r5:85272b8c r4:85272800 [ 884.356342][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.356419][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.356478][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.356529][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.356552][ T32] r4:85249480 [ 884.356600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.356649][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.356710][ T32] r4:00000001 [ 884.356733][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.356772][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.356839][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.356876][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.356905][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.356974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.357046][ T32] r4:85243840 [ 884.357080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.357149][ T32] INFO: task kworker/0:537:4922 blocked for more than 461 seconds. [ 884.357216][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.357279][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.357355][ T32] task:kworker/0:537 state:D stack:0 pid:4922 tgid:4922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.357419][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 884.357613][ T32] r4:849fbc00 ** 4 printk messages dropped ** [ 884.357775][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb469e08 ** 8 printk messages dropped ** [ 884.358169][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 884.358342][ T32] r5:8554c38c r4:8554c000 [ 884.358388][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 884.358562][ T32] r10:61c88647 r9:849fbc00 r8:8532532c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 884.358932][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 884.359927][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 884.360262][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 884.360475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 884.360893][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 5 printk messages dropped ** [ 884.361285][ T32] r4:00000001 ** 5 printk messages dropped ** [ 884.361530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 884.362024][ T32] r4:849fd400 ** 4 printk messages dropped ** [ 884.362284][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb47de08 ** 7 printk messages dropped ** [ 884.362628][ T32] r9:83018005 r8:849fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 884.362649][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.362692][ T32] r5:00001000 r4:eb48d000 [ 884.362764][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.362807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.362848][ T32] r5:8554cb8c r4:8554c800 [ 884.362896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.362972][ T32] r7:dddced80 r6:83018000 r5:8554cb8c r4:85325400 [ 884.363024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.363073][ T32] r10:61c88647 r9:849fd400 r8:8532542c r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.363097][ T32] r4:85325400 [ 884.363116][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.363194][ T32] r10:00000000 r9:85325400 r8:80287e08 r7:eb469e60 r6:85325480 r5:849fd400 [ 884.363248][ T32] r4:00000001 [ 884.363270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.363307][ T32] Exception stack(0xeb47dfb0 to 0xeb47dff8) [ 884.363363][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.363395][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.363423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.363451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.384071][ T32] r4:85330a40 [ 884.384782][ T32] INFO: task kworker/0:538:4924 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.384825][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.385008][ T32] Workqueue: events bpf_prog_free_deferred [ 884.385127][ T32] Call trace: [ 884.385204][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 884.385266][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 884.385290][ T32] r4:00000000 [ 884.385339][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.385384][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 884.385501][ T32] dd20: b6a21000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 884.385556][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 884.385590][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.385615][ T32] r5:800f0013 r4:80239bb0 [ 884.385635][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.385678][ T32] r4:82ac21e4 [ 884.385725][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.385770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.385821][ T32] r4:eab2ddc0 [ 884.385844][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.385886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.385914][ T32] r4:00000000 [ 884.385933][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.385979][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.386001][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.386042][ T32] r5:00001000 r4:dfa09000 [ 884.386062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.386129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.386185][ T32] r5:85272b8c r4:85272800 [ 884.386206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.386254][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.386299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.386354][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.386378][ T32] r4:85249480 [ 884.386398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.386443][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.386465][ T32] r4:00000001 [ 884.386484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.386521][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.386576][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.386608][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.386635][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.386690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.386717][ T32] r4:85243840 [ 884.386738][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.386768][ T32] INFO: task kworker/0:539:4925 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 884.387114][ T32] r4:84a70000 ** 4 printk messages dropped ** [ 884.387337][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb485e08 ** 8 printk messages dropped ** [ 884.387787][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 884.388001][ T32] r5:8554c78c r4:8554c400 ** 1 printk messages dropped ** [ 884.388099][ T32] r7:dddced80 r6:83018000 r5:8554c78c r4:85325500 ** 4 printk messages dropped ** [ 884.388324][ T32] r10:00000000 r9:85325500 r8:80287e08 r7:eb47de60 r6:85325580 r5:84a70000 ** 8 printk messages dropped ** [ 884.389080][ T32] INFO: task kworker/0:539:4925 is blocked on a mutex likely owned by task kworker/0:296:4183. ** 10 printk messages dropped ** [ 884.389763][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 884.389995][ T32] r4:eab2ddc0 [ 884.390014][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.390054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.390076][ T32] r4:00000000 [ 884.390095][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.390142][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.390172][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.390215][ T32] r5:00001000 r4:dfa09000 [ 884.390235][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.390302][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.390349][ T32] r5:85272b8c r4:85272800 [ 884.390396][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.390446][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.390496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.390545][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.390568][ T32] r4:85249480 [ 884.390627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.390699][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.390752][ T32] r4:00000001 [ 884.390813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.390880][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.390911][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.390940][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.390966][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.391023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.391050][ T32] r4:85243840 [ 884.391098][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.391128][ T32] INFO: task kworker/0:540:4929 blocked for more than 461 seconds. [ 884.391220][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.391286][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.391340][ T32] task:kworker/0:540 state:D stack:0 pid:4929 tgid:4929 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.391389][ T32] Workqueue: events bpf_prog_free_deferred [ 884.391430][ T32] Call trace: [ 884.391494][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.391568][ T32] r10:8291a684 r9:eb491d84 r8:00000002 r7:60000013 r6:eb491d8c r5:84a70c00 [ 884.391594][ T32] r4:84a70c00 [ 884.391654][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 884.391727][ T32] r5:84a70c00 r4:8291a680 [ 884.391762][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.391800][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.391841][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb491e08 [ 884.391897][ T32] r4:00000000 [ 884.391921][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 884.391955][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.391989][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.392049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85330f00 [ 884.392101][ T32] r4:00000000 [ 884.392144][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.392201][ T32] r9:83018005 r8:84a70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 884.392222][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.392300][ T32] r5:00001000 r4:eb49b000 [ 884.392323][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.392362][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.392403][ T32] r5:8554cf8c r4:8554cc00 [ 884.392452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.392500][ T32] r7:dddced80 r6:83018000 r5:8554cf8c r4:85325600 [ 884.392522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.392606][ T32] r10:61c88647 r9:84a70c00 r8:8532562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.392632][ T32] r4:85325600 [ 884.392651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.392696][ T32] r10:00000000 r9:85325600 r8:80287e08 r7:eb47de60 r6:85325680 r5:84a70c00 [ 884.392718][ T32] r4:00000001 [ 884.392736][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.392783][ T32] Exception stack(0xeb491fb0 to 0xeb491ff8) [ 884.392812][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.392840][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.392867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.392894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.392916][ T32] r4:85330d40 [ 884.393301][ T32] INFO: task kworker/0:540:4929 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.393346][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.393436][ T32] Workqueue: events bpf_prog_free_deferred [ 884.426162][ T32] Call trace: [ 884.426270][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 884.426378][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 884.426440][ T32] r4:00000000 [ 884.426492][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.426540][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 884.426599][ T32] dd20: b7569000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 884.426631][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 884.426694][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.426727][ T32] r5:800f0013 r4:80239bb0 [ 884.426766][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.426849][ T32] r4:82ac21e4 [ 884.426874][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.426950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.427054][ T32] r4:eab2ddc0 [ 884.427103][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.427202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.427251][ T32] r4:00000000 [ 884.427290][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.427412][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.427467][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.427553][ T32] r5:00001000 r4:dfa09000 [ 884.427593][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 884.428272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 884.428803][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 7 printk messages dropped ** [ 884.429454][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 884.430031][ T32] r5:84a71800 r4:8291a680 ** 3 printk messages dropped ** [ 884.430210][ T32] r4:00000000 ** 4 printk messages dropped ** [ 884.430391][ T32] r4:00000000 ** 6 printk messages dropped ** [ 884.430726][ T32] r5:8554df8c r4:8554dc00 [ 884.430757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.430829][ T32] r7:dddced80 r6:83018000 r5:8554df8c r4:85325700 [ 884.430854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 884.431080][ T32] r10:00000000 r9:85325700 r8:80287e08 r7:eb491e60 r6:85325780 r5:84a71800 ** 9 printk messages dropped ** [ 884.432213][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 884.432786][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 884.432985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 884.433410][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.433430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.456657][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.456733][ T32] r4:85249480 [ 884.456761][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.456832][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.456856][ T32] r4:00000001 [ 884.456876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.456915][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.456975][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.457023][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.457052][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.457081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.457104][ T32] r4:85243840 [ 884.457127][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.457201][ T32] INFO: task kworker/0:542:4931 blocked for more than 461 seconds. [ 884.457247][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.457273][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.457295][ T32] task:kworker/0:542 state:D stack:0 pid:4931 tgid:4931 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.457369][ T32] Workqueue: events bpf_prog_free_deferred [ 884.457418][ T32] Call trace: [ 884.457489][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.457587][ T32] r10:8291a684 r9:eb471d84 r8:00000002 r7:60000113 r6:eb471d8c r5:84a72400 [ 884.457698][ T32] r4:84a72400 [ 884.457721][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 884.457765][ T32] r5:84a72400 r4:8291a680 [ 884.457786][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.457824][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.457866][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb471e08 [ 884.457888][ T32] r4:00000000 [ 884.457920][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 884.457985][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.458027][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.458069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853da000 [ 884.458103][ T32] r4:00000000 [ 884.458127][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.458181][ T32] r9:83018005 r8:84a72400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 884.458261][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.458307][ T32] r5:00001000 r4:eb4a1000 [ 884.458327][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.458386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.458432][ T32] r5:8554d38c r4:8554d000 [ 884.458453][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.458499][ T32] r7:dddced80 r6:83018000 r5:8554d38c r4:85325800 [ 884.458529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.458598][ T32] r10:61c88647 r9:84a72400 r8:8532582c r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.458624][ T32] r4:85325800 [ 884.458644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.458739][ T32] r10:00000000 r9:85325800 r8:80287e08 r7:eb499e60 r6:85325880 r5:84a72400 [ 884.458765][ T32] r4:00000001 [ 884.458784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.458856][ T32] Exception stack(0xeb471fb0 to 0xeb471ff8) [ 884.458892][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.458920][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.458945][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.458972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.459023][ T32] r4:853da040 ** 2 printk messages dropped ** [ 884.459790][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 884.460174][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 6 printk messages dropped ** [ 884.460377][ T32] r4:eab2ddc0 ** 6 printk messages dropped ** [ 884.460661][ T32] r5:00001000 r4:dfa09000 ** 7 printk messages dropped ** [ 884.461054][ T32] r4:85249480 ** 4 printk messages dropped ** [ 884.461249][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 5 printk messages dropped ** [ 884.461469][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 884.461880][ T32] r4:84a73c00 ** 1 printk messages dropped ** [ 884.461975][ T32] r5:84a73c00 r4:8291a680 [ 884.461996][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.462054][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.462128][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ade08 [ 884.462177][ T32] r4:00000000 [ 884.462200][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 884.462244][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.462303][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.462349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853da1c0 [ 884.462371][ T32] r4:00000000 [ 884.462390][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.462433][ T32] r9:83018005 r8:84a73c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 884.462455][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.462495][ T32] r5:00001000 r4:eb4af000 [ 884.462514][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.462576][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.462622][ T32] r5:8554d78c r4:8554d400 [ 884.462644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.462689][ T32] r7:dddced80 r6:83018000 r5:8554d78c r4:85325900 [ 884.462753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.462802][ T32] r10:61c88647 r9:84a73c00 r8:8532592c r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.462826][ T32] r4:85325900 [ 884.462845][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.462890][ T32] r10:00000000 r9:85325900 r8:80287e08 r7:eb499e60 r6:85325980 r5:84a73c00 [ 884.462926][ T32] r4:00000001 [ 884.462994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.463033][ T32] Exception stack(0xeb4adfb0 to 0xeb4adff8) [ 884.463060][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.463088][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.463113][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.463141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.463192][ T32] r4:853da180 [ 884.474872][ T32] INFO: task kworker/0:543:4934 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.474971][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.475089][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 884.475300][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 9 printk messages dropped ** [ 884.475628][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 884.476191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 884.476438][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 884.476849][ T32] INFO: task kworker/0:544:4941 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 884.477496][ T32] r4:84a73000 ** 4 printk messages dropped ** [ 884.477904][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c5e08 ** 9 printk messages dropped ** [ 884.478335][ T32] r5:00001000 r4:eb4b5000 ** 2 printk messages dropped ** [ 884.478483][ T32] r5:8554db8c r4:8554d800 [ 884.478512][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 884.478690][ T32] r4:85325a00 ** 5 printk messages dropped ** [ 884.478884][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 884.479819][ T32] Call trace: ** 5 printk messages dropped ** [ 884.480059][ T32] dd20: b7d3f000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 9 printk messages dropped ** [ 884.480455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 8 printk messages dropped ** [ 884.480787][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 884.481290][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.481322][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.481369][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.481401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.481425][ T32] r4:85243840 [ 884.481445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.481470][ T32] INFO: task kworker/0:545:4942 blocked for more than 461 seconds. [ 884.481498][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.481521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.481541][ T32] task:kworker/0:545 state:D stack:0 pid:4942 tgid:4942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.481598][ T32] Workqueue: events bpf_prog_free_deferred [ 884.481642][ T32] Call trace: [ 884.481684][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.481733][ T32] r10:8291a684 r9:eb4c9d84 r8:00000002 r7:60000113 r6:eb4c9d8c r5:84a76000 [ 884.481779][ T32] r4:84a76000 [ 884.481803][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 884.481846][ T32] r5:84a76000 r4:8291a680 [ 884.481887][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.481951][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.482023][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c9e08 [ 884.482076][ T32] r4:00000000 [ 884.482122][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 884.482188][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.482231][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.482272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853da540 [ 884.482295][ T32] r4:00000000 [ 884.482313][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.482356][ T32] r9:83018005 r8:84a76000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 884.482376][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.482417][ T32] r5:00001000 r4:dfd63000 [ 884.482447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.482511][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.482558][ T32] r5:8554e38c r4:8554e000 [ 884.482578][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.482623][ T32] r7:dddced80 r6:83018000 r5:8554e38c r4:85325b00 [ 884.482664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.482734][ T32] r10:61c88647 r9:84a76000 r8:85325b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.482765][ T32] r4:85325b00 [ 884.482784][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.482851][ T32] r10:00000000 r9:85325b00 r8:80287e08 r7:eb499e60 r6:85325b80 r5:84a76000 [ 884.482876][ T32] r4:00000001 [ 884.482896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.482931][ T32] Exception stack(0xeb4c9fb0 to 0xeb4c9ff8) [ 884.482978][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.483027][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.483058][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.483087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.483144][ T32] r4:853da300 [ 884.483488][ T32] INFO: task kworker/0:545:4942 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.500923][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.501066][ T32] Workqueue: events bpf_prog_free_deferred [ 884.501160][ T32] Call trace: [ 884.501254][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 884.501315][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 884.501340][ T32] r4:00000000 [ 884.501361][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.501472][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 884.501507][ T32] dd20: b82db000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 884.501536][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 884.501561][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.501594][ T32] r5:800f0013 r4:80239bb0 [ 884.501618][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.501683][ T32] r4:82ac21e4 [ 884.501715][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.501767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.501816][ T32] r4:eab2ddc0 [ 884.501860][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.501927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.501967][ T32] r4:00000000 [ 884.501991][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.502047][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.502073][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.502116][ T32] r5:00001000 r4:dfa09000 [ 884.502137][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.502205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.502258][ T32] r5:85272b8c r4:85272800 [ 884.502321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.502372][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.502395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.502470][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.502507][ T32] r4:85249480 [ 884.502531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.502578][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.502621][ T32] r4:00000001 [ 884.502645][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.502705][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.502734][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.502771][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.502800][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.502828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.502850][ T32] r4:85243840 [ 884.502890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.502934][ T32] INFO: task kworker/1:365:4943 blocked for more than 461 seconds. [ 884.502971][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.502996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.503039][ T32] task:kworker/1:365 state:D stack:0 pid:4943 tgid:4943 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.503101][ T32] Workqueue: events bpf_prog_free_deferred [ 884.503198][ T32] Call trace: [ 884.503243][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.503294][ T32] r10:8291a684 r9:eb4cdd84 r8:00000002 r7:60000113 r6:eb4cdd8c r5:84a76c00 [ 884.503317][ T32] r4:84a76c00 [ 884.503352][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 884.503397][ T32] r5:84a76c00 r4:8291a680 [ 884.503419][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.514085][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.514219][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4cde08 [ 884.514249][ T32] r4:00000000 [ 884.514281][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 884.514346][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.514425][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.514490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85354d40 [ 884.514522][ T32] r4:00000000 [ 884.514543][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.514612][ T32] r9:83018205 r8:84a76c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 884.514643][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.514711][ T32] r5:00001000 r4:eaa97000 ** 2 printk messages dropped ** [ 884.514871][ T32] r5:854eeb8c r4:854ee800 [ 884.514921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 884.515057][ T32] r10:61c88647 r9:84a76c00 r8:8534452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 884.515357][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 884.516361][ T32] Call trace: ** 4 printk messages dropped ** [ 884.516650][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 6 printk messages dropped ** [ 884.516995][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 884.517085][ T32] r4:eab2ddc0 [ 884.517104][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.517185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.517213][ T32] r4:00000000 [ 884.517243][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.517297][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.517342][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.517387][ T32] r5:00001000 r4:dfa09000 [ 884.517429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.517473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.517537][ T32] r5:85272b8c r4:85272800 [ 884.517562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.517617][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.517642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.517689][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.517712][ T32] r4:85249480 [ 884.517730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.517798][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.517824][ T32] r4:00000001 [ 884.517844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.517898][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.517927][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.517957][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.518005][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.518057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.518105][ T32] r4:85243840 [ 884.518130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.518196][ T32] INFO: task kworker/0:546:4944 blocked for more than 461 seconds. [ 884.518264][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.518297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.518318][ T32] task:kworker/0:546 state:D stack:0 pid:4944 tgid:4944 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 884.518608][ T32] r4:84a74800 ** 4 printk messages dropped ** [ 884.518876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d1e08 ** 8 printk messages dropped ** [ 884.519187][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 884.519330][ T32] r5:8554e78c r4:8554e400 [ 884.519349][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.519415][ T32] r7:dddced80 r6:83018000 r5:8554e78c r4:85325c80 ** 2 printk messages dropped ** [ 884.519510][ T32] r4:85325c80 ** 7 printk messages dropped ** [ 884.519775][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 884.520382][ T32] Call trace: ** 5 printk messages dropped ** [ 884.520722][ T32] dd20: b83a4000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 9 printk messages dropped ** [ 884.521217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 884.521595][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 4 printk messages dropped ** [ 884.521784][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 884.522194][ T32] INFO: task kworker/0:547:4945 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 884.522551][ T32] r4:847f0000 ** 4 printk messages dropped ** [ 884.522758][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d5e08 ** 9 printk messages dropped ** [ 884.523218][ T32] r5:00001000 r4:eb5cd000 ** 2 printk messages dropped ** [ 884.523356][ T32] r5:8554eb8c r4:8554e800 [ 884.523377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 884.554373][ T32] r4:00000001 ** 4 printk messages dropped ** [ 884.554571][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 884.555659][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 884.555968][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 884.556146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 884.556539][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 1 printk messages dropped ** [ 884.556607][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.556629][ T32] r4:85249480 [ 884.556648][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.556692][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.556723][ T32] r4:00000001 [ 884.556769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.556807][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.556832][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.556860][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.556907][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.556939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.556984][ T32] r4:85243840 [ 884.557008][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.557050][ T32] INFO: task kworker/0:548:4947 blocked for more than 461 seconds. [ 884.557094][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.557122][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.557185][ T32] task:kworker/0:548 state:D stack:0 pid:4947 tgid:4947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.557238][ T32] Workqueue: events bpf_prog_free_deferred [ 884.557328][ T32] Call trace: [ 884.557384][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.557453][ T32] r10:8291a684 r9:eb4ddd84 r8:00000002 r7:60000113 r6:eb4ddd8c r5:847f1800 [ 884.557488][ T32] r4:847f1800 [ 884.557511][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 884.557553][ T32] r5:847f1800 r4:8291a680 [ 884.557572][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.557633][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.557700][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4dde08 [ 884.557725][ T32] r4:00000000 [ 884.557745][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 884.557779][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.557833][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.557884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ab540 [ 884.557906][ T32] r4:00000000 [ 884.557947][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.558017][ T32] r9:83018005 r8:847f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 884.558041][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.558085][ T32] r5:00001000 r4:eb5db000 [ 884.558104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.558142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.558190][ T32] r5:8554ef8c r4:8554ec00 [ 884.558209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.558264][ T32] r7:dddced80 r6:83018000 r5:8554ef8c r4:85325e80 [ 884.558309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.558358][ T32] r10:61c88647 r9:847f1800 r8:85325eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.558381][ T32] r4:85325e80 [ 884.558400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.558447][ T32] r10:00000000 r9:85325e80 r8:80287e08 r7:eb4d5e60 r6:85325f00 r5:847f1800 [ 884.558469][ T32] r4:00000001 [ 884.558514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.558574][ T32] Exception stack(0xeb4ddfb0 to 0xeb4ddff8) [ 884.558609][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.558638][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.558685][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.558716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.558738][ T32] r4:853daa00 [ 884.559069][ T32] INFO: task kworker/0:548:4947 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.559122][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.559227][ T32] Workqueue: events bpf_prog_free_deferred [ 884.559296][ T32] Call trace: [ 884.559355][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 884.559436][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 884.559463][ T32] r4:00000000 [ 884.559482][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.559521][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 884.559548][ T32] dd20: b8bc5000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 884.559598][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 884.559627][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.559689][ T32] r5:800f0013 r4:80239bb0 [ 884.559734][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.559783][ T32] r4:82ac21e4 [ 884.559804][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.559856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.559904][ T32] r4:eab2ddc0 [ 884.559926][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.559967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 4 printk messages dropped ** [ 884.560166][ T32] r5:00001000 r4:dfa09000 ** 6 printk messages dropped ** [ 884.560440][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 884.560727][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 884.561047][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 884.561389][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 884.561703][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 884.561896][ T32] r5:854eef8c r4:854eec00 ** 2 printk messages dropped ** [ 884.562094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 884.562255][ T32] r10:00000000 r9:85344600 r8:80287e08 r7:eb415e60 r6:85325f80 r5:847f2400 [ 884.562303][ T32] r4:00000001 [ 884.562325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.562361][ T32] Exception stack(0xeb4e1fb0 to 0xeb4e1ff8) [ 884.562411][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.562454][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.562523][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.562557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.562580][ T32] r4:85354700 [ 884.562895][ T32] INFO: task kworker/1:366:4948 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.562949][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.563006][ T32] Workqueue: events bpf_prog_free_deferred [ 884.563076][ T32] Call trace: [ 884.563129][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 884.563187][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 884.563211][ T32] r4:00000000 [ 884.563230][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.563268][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 884.563296][ T32] dd20: b8bc5000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 884.563346][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 884.563408][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.563436][ T32] r5:800f0013 r4:80239bb0 [ 884.563456][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.563612][ T32] r4:82ac21e4 [ 884.586037][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.586133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.586215][ T32] r4:eab2ddc0 [ 884.586241][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.586287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.586310][ T32] r4:00000000 [ 884.586330][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.586398][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.586427][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.586496][ T32] r5:00001000 r4:dfa09000 [ 884.586520][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.586560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.586607][ T32] r5:85272b8c r4:85272800 [ 884.586632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.586706][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.586733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.586802][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.586828][ T32] r4:85249480 [ 884.586870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.586920][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.586943][ T32] r4:00000001 [ 884.587003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.587067][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.587167][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.587222][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.587272][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.587304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.587328][ T32] r4:85243840 [ 884.587352][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.587382][ T32] INFO: task kworker/1:367:4950 blocked for more than 461 seconds. [ 884.587437][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.587466][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.587489][ T32] task:kworker/1:367 state:D stack:0 pid:4950 tgid:4950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.587591][ T32] Workqueue: events bpf_prog_free_deferred [ 884.587661][ T32] Call trace: [ 884.587806][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.587862][ T32] r10:8291a684 r9:eb4e9d84 r8:00000002 r7:60000013 r6:eb4e9d8c r5:847f0c00 [ 884.587907][ T32] r4:847f0c00 ** 1 printk messages dropped ** [ 884.587998][ T32] r5:847f0c00 r4:8291a680 ** 5 printk messages dropped ** [ 884.588231][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 884.588692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.588734][ T32] r5:854ef38c r4:854ef000 [ 884.588774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 884.588906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 884.589321][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 884.590463][ T32] Call trace: ** 4 printk messages dropped ** [ 884.590678][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 884.591004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 8 printk messages dropped ** [ 884.591288][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 884.591743][ T32] r4:00000001 ** 5 printk messages dropped ** [ 884.591983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 884.592447][ T32] r10:8291a684 r9:eb4f1d84 r8:00000002 r7:60000013 r6:eb4f1d8c r5:847f3000 ** 4 printk messages dropped ** [ 884.592642][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.592682][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f1e08 [ 884.592724][ T32] r4:00000000 [ 884.592752][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 884.592826][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.592864][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.592907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ac1540 [ 884.592946][ T32] r4:00000000 [ 884.592969][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.593015][ T32] r9:83018205 r8:847f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 884.593039][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.593081][ T32] r5:00001000 r4:eadf7000 [ 884.593124][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.593212][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.593311][ T32] r5:854ef78c r4:854ef400 [ 884.593354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.593409][ T32] r7:ddde2d80 r6:83018200 r5:854ef78c r4:85344580 [ 884.609694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.609828][ T32] r10:61c88647 r9:847f3000 r8:853445ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.609858][ T32] r4:85344580 [ 884.609880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.609951][ T32] r10:00000000 r9:85344580 r8:80287e08 r7:eb415e60 r6:853e6080 r5:847f3000 [ 884.610000][ T32] r4:00000001 [ 884.610025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.610087][ T32] Exception stack(0xeb4f1fb0 to 0xeb4f1ff8) [ 884.610122][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.610159][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.610188][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.610218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.610262][ T32] r4:85354c40 [ 884.610892][ T32] INFO: task kworker/1:368:4952 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.610951][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.611050][ T32] Workqueue: events bpf_prog_free_deferred [ 884.611126][ T32] Call trace: [ 884.611166][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 884.611252][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 884.611280][ T32] r4:00000000 [ 884.611301][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.611362][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 884.611417][ T32] dd20: b9177000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 884.611472][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 884.611501][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.611528][ T32] r5:800f0013 r4:80239bb0 [ 884.611570][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.611616][ T32] r4:82ac21e4 [ 884.611638][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.611701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.611728][ T32] r4:eab2ddc0 [ 884.611770][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.611836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.611862][ T32] r4:00000000 [ 884.611883][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.611949][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.612002][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.612075][ T32] r5:00001000 r4:dfa09000 [ 884.612104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.612165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.612212][ T32] r5:85272b8c r4:85272800 [ 884.612236][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.612286][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.612329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.612386][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.612409][ T32] r4:85249480 [ 884.612429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.612497][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.612530][ T32] r4:00000001 [ 884.612550][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.612586][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.612615][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.612644][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 884.612881][ T32] INFO: task kworker/1:369:4954 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 884.613333][ T32] r4:847f3c00 ** 3 printk messages dropped ** [ 884.613481][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 884.626898][ T32] r5:00001000 r4:eae27000 ** 2 printk messages dropped ** [ 884.627078][ T32] r5:854efb8c r4:854ef800 [ 884.627100][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.627154][ T32] r7:ddde2d80 r6:83018200 r5:854efb8c r4:85344700 [ 884.627178][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.627226][ T32] r10:61c88647 r9:847f3c00 r8:8534472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.627250][ T32] r4:85344700 [ 884.627270][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.627317][ T32] r10:00000000 r9:85344700 r8:80287e08 r7:eb415e60 r6:853e6100 r5:847f3c00 [ 884.627362][ T32] r4:00000001 [ 884.627387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.627426][ T32] Exception stack(0xeb4f9fb0 to 0xeb4f9ff8) [ 884.627457][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.627487][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.627518][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.627570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.627599][ T32] r4:853e3000 [ 884.628232][ T32] INFO: task kworker/1:369:4954 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.628271][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.628346][ T32] Workqueue: events bpf_prog_free_deferred [ 884.628443][ T32] Call trace: [ 884.628513][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 884.628577][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 884.628624][ T32] r4:00000000 [ 884.628676][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.628747][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 884.628787][ T32] dd20: b96f5000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 884.628818][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 884.628845][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.628892][ T32] r5:800f0013 r4:80239bb0 [ 884.628918][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.628988][ T32] r4:82ac21e4 [ 884.629014][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.629079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.629106][ T32] r4:eab2ddc0 [ 884.629128][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.629198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.629256][ T32] r4:00000000 [ 884.629288][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.629347][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.629409][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.629456][ T32] r5:00001000 r4:dfa09000 [ 884.629499][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.629545][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.629589][ T32] r5:85272b8c r4:85272800 [ 884.629632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.629683][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.629727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.629780][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.629804][ T32] r4:85249480 [ 884.629846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.629919][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.629946][ T32] r4:00000001 [ 884.630002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 884.630139][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 884.630583][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 884.631019][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb501e08 ** 7 printk messages dropped ** [ 884.631293][ T32] r9:83018205 r8:847f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 ** 4 printk messages dropped ** [ 884.631453][ T32] r5:8558978c r4:85589400 [ 884.631472][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 884.631608][ T32] r10:61c88647 r9:847f4800 r8:853447ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 884.631926][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 884.632615][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 884.632917][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 884.633110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 8 printk messages dropped ** [ 884.633441][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 884.659375][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 4 printk messages dropped ** [ 884.659580][ T32] r4:85243840 ** 5 printk messages dropped ** [ 884.659810][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 884.660170][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 884.660643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e3280 [ 884.660689][ T32] r4:00000000 [ 884.660713][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.660785][ T32] r9:83018205 r8:847f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 884.660831][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.660876][ T32] r5:00001000 r4:eae87000 [ 884.660896][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.660936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.661029][ T32] r5:847b8b8c r4:847b8800 [ 884.661056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.661105][ T32] r7:ddde2d80 r6:83018200 r5:847b8b8c r4:85344800 [ 884.661127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.661202][ T32] r10:61c88647 r9:847f5400 r8:8534482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.661249][ T32] r4:85344800 [ 884.661294][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.661344][ T32] r10:00000000 r9:85344800 r8:80287e08 r7:eb501e60 r6:853e6200 r5:847f5400 [ 884.661367][ T32] r4:00000001 [ 884.661407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.661446][ T32] Exception stack(0xeb509fb0 to 0xeb509ff8) [ 884.661515][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.661568][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.661597][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.661627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.661728][ T32] r4:853e3440 [ 884.662374][ T32] INFO: task kworker/1:371:4958 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.662410][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.662515][ T32] Workqueue: events bpf_prog_free_deferred [ 884.662563][ T32] Call trace: [ 884.662612][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 884.662666][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 884.662689][ T32] r4:00000000 [ 884.662708][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.662747][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 884.662774][ T32] dd20: b9d09000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 884.662823][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 884.662872][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.663002][ T32] r5:800f0013 r4:80239bb0 [ 884.663026][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.663067][ T32] r4:82ac21e4 [ 884.663087][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.663128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.663166][ T32] r4:eab2ddc0 [ 884.663211][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.663255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.663278][ T32] r4:00000000 [ 884.663318][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.663390][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.663415][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.663458][ T32] r5:00001000 r4:dfa09000 [ 884.663543][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.671857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.671958][ T32] r5:85272b8c r4:85272800 [ 884.671985][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.672036][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.672058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.672236][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.672263][ T32] r4:85249480 [ 884.672284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.672353][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.672423][ T32] r4:00000001 [ 884.672446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.672483][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.672513][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.672562][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.672678][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.672710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.672732][ T32] r4:85243840 [ 884.672842][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.672887][ T32] INFO: task kworker/1:372:4960 blocked for more than 461 seconds. [ 884.672920][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.672945][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.672967][ T32] task:kworker/1:372 state:D stack:0 pid:4960 tgid:4960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.673069][ T32] Workqueue: events bpf_prog_free_deferred [ 884.673135][ T32] Call trace: [ 884.673215][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.673298][ T32] r10:8291a684 r9:eb511d84 r8:00000002 r7:60000113 r6:eb511d8c r5:847f6000 [ 884.673330][ T32] r4:847f6000 [ 884.673351][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 884.673394][ T32] r5:847f6000 r4:8291a680 [ 884.673436][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 884.678460][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 884.678965][ T32] r5:8558838c r4:85588000 [ 884.679008][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 884.679222][ T32] r10:61c88647 r9:847f6000 r8:853448ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 884.679587][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 884.680660][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 884.681081][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 884.681321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 884.681686][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 5 printk messages dropped ** [ 884.681978][ T32] r4:00000001 ** 3 printk messages dropped ** [ 884.682170][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 884.682538][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 884.683051][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb519e08 ** 7 printk messages dropped ** [ 884.696863][ T32] r9:83018205 r8:847f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 4 printk messages dropped ** [ 884.697190][ T32] r5:8558878c r4:85588400 [ 884.697223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.697274][ T32] r7:ddde2d80 r6:83018200 r5:8558878c r4:85344980 [ 884.697317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.697369][ T32] r10:61c88647 r9:847f6c00 r8:853449ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.697393][ T32] r4:85344980 [ 884.697413][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.697543][ T32] r10:00000000 r9:85344980 r8:80287e08 r7:eb501e60 r6:853e6300 r5:847f6c00 [ 884.697570][ T32] r4:00000001 [ 884.697657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.697698][ T32] Exception stack(0xeb519fb0 to 0xeb519ff8) [ 884.697729][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.697757][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.697783][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.697894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.697923][ T32] r4:853e3400 [ 884.698564][ T32] INFO: task kworker/1:373:4962 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.698624][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.698738][ T32] Workqueue: events bpf_prog_free_deferred [ 884.698792][ T32] Call trace: [ 884.698896][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 884.698971][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 884.698998][ T32] r4:00000000 [ 884.699018][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.699057][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 884.699127][ T32] dd20: ba2f8000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 884.699190][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 884.699219][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 10 printk messages dropped ** [ 884.699777][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 17 printk messages dropped ** [ 884.700593][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 884.701501][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb521e08 ** 12 printk messages dropped ** [ 884.702235][ T32] r5:85588b8c r4:85588800 ** 2 printk messages dropped ** [ 884.702326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 884.727763][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 20 printk messages dropped ** [ 884.728622][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 884.729892][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 884.730636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e3800 ** 9 printk messages dropped ** [ 884.731139][ T32] r7:ddde2d80 r6:83018200 r5:85588f8c r4:85344a00 ** 6 printk messages dropped ** [ 884.731509][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.731548][ T32] Exception stack(0xeb4c1fb0 to 0xeb4c1ff8) [ 884.731574][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.731611][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.731642][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.731778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.731804][ T32] r4:853e3640 [ 884.732429][ T32] INFO: task kworker/1:375:4966 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.732462][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.732516][ T32] Workqueue: events bpf_prog_free_deferred [ 884.732559][ T32] Call trace: [ 884.732613][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 884.732664][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 884.732730][ T32] r4:00000000 [ 884.732825][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.732868][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 884.732938][ T32] dd20: ba7b8000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 884.732980][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 884.733049][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.733096][ T32] r5:800f0013 r4:80239bb0 [ 884.733161][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.733241][ T32] r4:82ac21e4 [ 884.733270][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.733313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.733335][ T32] r4:eab2ddc0 [ 884.733354][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.733418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.733450][ T32] r4:00000000 [ 884.733521][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.755161][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.755237][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.755309][ T32] r5:00001000 r4:dfa09000 [ 884.755331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.755398][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.755468][ T32] r5:85272b8c r4:85272800 [ 884.755492][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.755541][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.755593][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.755667][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.755693][ T32] r4:85249480 [ 884.755714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.755761][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.755784][ T32] r4:00000001 [ 884.755825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.755866][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.755924][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.755958][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.756020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.756095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.756122][ T32] r4:85243840 [ 884.756145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.756184][ T32] INFO: task kworker/1:376:4969 blocked for more than 461 seconds. [ 884.756217][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.756263][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.756289][ T32] task:kworker/1:376 state:D stack:0 pid:4969 tgid:4969 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.756368][ T32] Workqueue: events bpf_prog_free_deferred [ 884.756417][ T32] Call trace: [ 884.756449][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.756521][ T32] r10:8291a684 r9:eb525d84 r8:00000002 r7:60000113 r6:eb525d8c r5:855c4800 [ 884.756568][ T32] r4:855c4800 [ 884.756592][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 884.756636][ T32] r5:855c4800 r4:8291a680 [ 884.756697][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.756760][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.756807][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb525e08 [ 884.756850][ T32] r4:00000000 [ 884.756873][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 884.756930][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.756970][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.757012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e39c0 [ 884.757056][ T32] r4:00000000 [ 884.757099][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.757162][ T32] r9:83018205 r8:855c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 884.757207][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.757250][ T32] r5:00001000 r4:eb19b000 [ 884.757270][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.757308][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.757359][ T32] r5:8558938c r4:85589000 [ 884.757406][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.757476][ T32] r7:ddde2d80 r6:83018200 r5:8558938c r4:85344b00 [ 884.757500][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.757568][ T32] r10:61c88647 r9:855c4800 r8:85344b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.757594][ T32] r4:85344b00 [ 884.757613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.757657][ T32] r10:00000000 r9:85344b00 r8:80287e08 r7:eb501e60 r6:85344b80 r5:855c4800 [ 884.757679][ T32] r4:00000001 [ 884.757698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.757754][ T32] Exception stack(0xeb525fb0 to 0xeb525ff8) [ 884.757805][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 884.757858][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.757903][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.757948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.757995][ T32] r4:853e3900 [ 884.758653][ T32] INFO: task kworker/1:376:4969 is blocked on a mutex likely owned by task kworker/0:296:4183. ** 1 printk messages dropped ** [ 884.758770][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 884.759182][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 884.759372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 11 printk messages dropped ** [ 884.759927][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 884.760350][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 884.760713][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 884.760913][ T32] r5:855c5400 r4:8291a680 ** 5 printk messages dropped ** [ 884.761112][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 884.761588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.761630][ T32] r5:85589f8c r4:85589c00 ** 2 printk messages dropped ** [ 884.761757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 884.762131][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 884.762752][ T32] Call trace: ** 4 printk messages dropped ** [ 884.762932][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 884.763250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 6 printk messages dropped ** [ 884.780942][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.781036][ T32] r5:00001000 r4:dfa09000 [ 884.781107][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.781185][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.781276][ T32] r5:85272b8c r4:85272800 [ 884.781322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.781374][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.781396][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.781461][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.781495][ T32] r4:85249480 [ 884.781517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.781564][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.781586][ T32] r4:00000001 [ 884.781605][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.781642][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.781671][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.781709][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.781739][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.781769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.781791][ T32] r4:85243840 [ 884.781814][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.781855][ T32] INFO: task kworker/1:378:4972 blocked for more than 461 seconds. [ 884.781888][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.781928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.781954][ T32] task:kworker/1:378 state:D stack:0 pid:4972 tgid:4972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.782077][ T32] Workqueue: events bpf_prog_free_deferred [ 884.782164][ T32] Call trace: [ 884.782223][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.782297][ T32] r10:8291a684 r9:eb52dd84 r8:00000002 r7:60000113 r6:eb52dd8c r5:855c6000 [ 884.782344][ T32] r4:855c6000 [ 884.782370][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 884.782413][ T32] r5:855c6000 r4:8291a680 [ 884.782434][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.782472][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.782514][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb52de08 [ 884.782560][ T32] r4:00000000 [ 884.782607][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 884.782754][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.782796][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.782902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e3c00 [ 884.782950][ T32] r4:00000000 [ 884.782975][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.783041][ T32] r9:83018205 r8:855c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 884.783066][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.783137][ T32] r5:00001000 r4:eb1c5000 [ 884.783272][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.783321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.783363][ T32] r5:85589b8c r4:85589800 [ 884.783383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.783448][ T32] r7:ddde2d80 r6:83018200 r5:85589b8c r4:85344d00 [ 884.783494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.796861][ T32] r10:61c88647 r9:855c6000 r8:85344d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.796942][ T32] r4:85344d00 [ 884.796968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.797037][ T32] r10:00000000 r9:85344d00 r8:80287e08 r7:eb529e60 r6:85344d80 r5:855c6000 [ 884.797059][ T32] r4:00000001 [ 884.797079][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.797140][ T32] Exception stack(0xeb52dfb0 to 0xeb52dff8) [ 884.797202][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.797276][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.797307][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.797356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.797382][ T32] r4:853e3dc0 [ 884.798004][ T32] INFO: task kworker/1:378:4972 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.798039][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 884.798264][ T32] Call trace: ** 5 printk messages dropped ** [ 884.798535][ T32] dd20: bb1d4000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 6 printk messages dropped ** [ 884.798797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 11 printk messages dropped ** [ 884.799488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 884.799969][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 884.800364][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 884.800711][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb531e08 ** 7 printk messages dropped ** [ 884.801089][ T32] r9:83018205 r8:855c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 884.801120][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.801190][ T32] r5:00001000 r4:eb24b000 [ 884.801219][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.801259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.801300][ T32] r5:8558a78c r4:8558a400 [ 884.801321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.801367][ T32] r7:ddde2d80 r6:83018200 r5:8558a78c r4:85344e00 [ 884.801413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.801464][ T32] r10:61c88647 r9:855c6c00 r8:85344e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.801487][ T32] r4:85344e00 [ 884.801506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.801560][ T32] r10:00000000 r9:85344e00 r8:80287e08 r7:eb529e60 r6:85344e80 r5:855c6c00 [ 884.801585][ T32] r4:00000001 [ 884.801634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.801695][ T32] Exception stack(0xeb531fb0 to 0xeb531ff8) [ 884.801724][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.801752][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.801801][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.801853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.801878][ T32] r4:853dac40 [ 884.802216][ T32] INFO: task kworker/1:379:4976 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.802270][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.802336][ T32] Workqueue: events bpf_prog_free_deferred [ 884.802380][ T32] Call trace: [ 884.802455][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 884.802509][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 884.802532][ T32] r4:00000000 [ 884.802573][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.802615][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 884.802664][ T32] dd20: bb1d4000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 884.802696][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 884.802721][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.802766][ T32] r5:800f0013 r4:80239bb0 [ 884.802794][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.802886][ T32] r4:82ac21e4 [ 884.802909][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.802951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.802974][ T32] r4:eab2ddc0 [ 884.803015][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.803123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.803164][ T32] r4:00000000 [ 884.803187][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.803232][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.803316][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.803370][ T32] r5:00001000 r4:dfa09000 [ 884.803415][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.803509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.824441][ T32] r5:85272b8c r4:85272800 [ 884.824505][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.824587][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.824632][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.824686][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.824711][ T32] r4:85249480 [ 884.824731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.824779][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.824801][ T32] r4:00000001 [ 884.824821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.824884][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.824917][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.824967][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.824998][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.825049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.825074][ T32] r4:85243840 [ 884.825114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.825180][ T32] INFO: task kworker/1:380:4977 blocked for more than 461 seconds. [ 884.825263][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.825303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.825329][ T32] task:kworker/1:380 state:D stack:0 pid:4977 tgid:4977 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.825412][ T32] Workqueue: events bpf_prog_free_deferred [ 884.825458][ T32] Call trace: [ 884.825528][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.825584][ T32] r10:8291a684 r9:eb535d84 r8:00000002 r7:60000013 r6:eb535d8c r5:855c3c00 [ 884.825628][ T32] r4:855c3c00 [ 884.825666][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 884.825717][ T32] r5:855c3c00 r4:8291a680 [ 884.825739][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.825778][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.825830][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb535e08 [ 884.825856][ T32] r4:00000000 [ 884.825876][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 884.825915][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 884.826029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853daec0 ** 7 printk messages dropped ** [ 884.826361][ T32] r5:8558a38c r4:8558a000 [ 884.826381][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.826425][ T32] r7:ddde2d80 r6:83018200 r5:8558a38c r4:85344f00 [ 884.826461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 884.826648][ T32] r4:00000001 ** 5 printk messages dropped ** [ 884.826853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 884.827932][ T32] r4:00000000 ** 5 printk messages dropped ** [ 884.828268][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 884.828413][ T32] r4:eab2ddc0 ** 7 printk messages dropped ** [ 884.828846][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 884.829218][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 7 printk messages dropped ** [ 884.829506][ T32] r4:85243840 ** 4 printk messages dropped ** [ 884.829667][ T32] task:kworker/1:381 state:D stack:0 pid:4979 tgid:4979 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 884.830279][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb539e08 ** 10 printk messages dropped ** [ 884.830666][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 884.830746][ T32] r5:8558b38c r4:8558b000 ** 3 printk messages dropped ** [ 884.830937][ T32] r10:61c88647 r9:855c2400 r8:8532702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 884.831337][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 884.832117][ T32] r4:00000000 ** 4 printk messages dropped ** [ 884.832356][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 884.832552][ T32] r4:eab2ddc0 [ 884.832576][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.832639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.832663][ T32] r4:00000000 [ 884.832705][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.832751][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.832786][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.832851][ T32] r5:00001000 r4:dfa09000 [ 884.832874][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.832914][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.832956][ T32] r5:85272b8c r4:85272800 [ 884.832997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.833046][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.833067][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.833112][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.833133][ T32] r4:85249480 [ 884.833157][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.833225][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.833274][ T32] r4:00000001 [ 884.833339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.833377][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.833402][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.833429][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.833454][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.833552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.856341][ T32] r4:85243840 [ 884.856389][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.856422][ T32] INFO: task kworker/1:382:4980 blocked for more than 461 seconds. [ 884.856455][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.856502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.856542][ T32] task:kworker/1:382 state:D stack:0 pid:4980 tgid:4980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.856627][ T32] Workqueue: events bpf_prog_free_deferred [ 884.856715][ T32] Call trace: [ 884.856747][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.856803][ T32] r10:8291a684 r9:eb4a5d84 r8:00000002 r7:60000113 r6:eb4a5d8c r5:855c3000 [ 884.856826][ T32] r4:855c3000 [ 884.856846][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 884.856889][ T32] r5:855c3000 r4:8291a680 [ 884.856909][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.856992][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.857059][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a5e08 [ 884.857108][ T32] r4:00000000 [ 884.857131][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 884.857192][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.857284][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.857344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d8040 [ 884.857390][ T32] r4:00000000 [ 884.857414][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.857460][ T32] r9:83018205 r8:855c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 884.857505][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.857571][ T32] r5:00001000 r4:eb2ef000 [ 884.857609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.857658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.857700][ T32] r5:8558ab8c r4:8558a800 [ 884.857720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.857767][ T32] r7:ddde2d80 r6:83018200 r5:8558ab8c r4:85327100 [ 884.857788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.857834][ T32] r10:61c88647 r9:855c3000 r8:8532712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.857877][ T32] r4:85327100 [ 884.857971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.858020][ T32] r10:00000000 r9:85327100 r8:80287e08 r7:eb539e60 r6:85327180 r5:855c3000 [ 884.858042][ T32] r4:00000001 [ 884.858061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.858098][ T32] Exception stack(0xeb4a5fb0 to 0xeb4a5ff8) [ 884.858126][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 884.858160][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.858188][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 884.859024][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 884.859320][ T32] dd20: bb914000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 7 printk messages dropped ** [ 884.859629][ T32] r4:eab2ddc0 ** 7 printk messages dropped ** [ 884.859950][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 884.860345][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 6 printk messages dropped ** [ 884.860578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 884.860928][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 884.861345][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 884.861942][ T32] r9:83018205 r8:855bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 ** 4 printk messages dropped ** [ 884.862139][ T32] r5:8558af8c r4:8558ac00 [ 884.862255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 884.862518][ T32] r10:00000000 r9:85327200 r8:80287e08 r7:eb539e60 r6:85327280 r5:855bec00 ** 6 printk messages dropped ** [ 884.862819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 884.882201][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 6 printk messages dropped ** [ 884.882496][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 884.882882][ T32] r5:00001000 r4:dfa09000 [ 884.882902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.882985][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.883031][ T32] r5:85272b8c r4:85272800 [ 884.883052][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.883098][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.883119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.883171][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.883194][ T32] r4:85249480 [ 884.883213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.883279][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.883305][ T32] r4:00000001 [ 884.883346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.883428][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.883527][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.888495][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.888543][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.888578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.888612][ T32] r4:85243840 [ 884.888661][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.888706][ T32] INFO: task kworker/1:384:4984 blocked for more than 461 seconds. [ 884.888741][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.888767][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.888809][ T32] task:kworker/1:384 state:D stack:0 pid:4984 tgid:4984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.888913][ T32] Workqueue: events bpf_prog_free_deferred [ 884.888994][ T32] Call trace: [ 884.889073][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.889140][ T32] r10:8291a684 r9:eb541d84 r8:00000002 r7:60000113 r6:eb541d8c r5:855be000 [ 884.889237][ T32] r4:855be000 [ 884.889293][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 884.889341][ T32] r5:855be000 r4:8291a680 [ 884.889384][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.889468][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.889514][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb541e08 [ 884.889536][ T32] r4:00000000 [ 884.889555][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 884.889628][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.889690][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.889777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d8540 [ 884.889803][ T32] r4:00000000 [ 884.889887][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.889979][ T32] r9:83018205 r8:855be000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 884.890011][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.890055][ T32] r5:00001000 r4:eb361000 [ 884.890076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.890115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.890163][ T32] r5:8558b78c r4:8558b400 [ 884.890185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.890232][ T32] r7:ddde2d80 r6:83018200 r5:8558b78c r4:85327300 [ 884.890254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.890322][ T32] r10:61c88647 r9:855be000 r8:8532732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.890349][ T32] r4:85327300 [ 884.890369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.890415][ T32] r10:00000000 r9:85327300 r8:80287e08 r7:eb539e60 r6:85327380 r5:855be000 [ 884.890479][ T32] r4:00000001 [ 884.890502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.890541][ T32] Exception stack(0xeb541fb0 to 0xeb541ff8) [ 884.890567][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.890596][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.890643][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.890675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.890697][ T32] r4:852d8200 [ 884.891337][ T32] INFO: task kworker/1:384:4984 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.891394][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.891480][ T32] Workqueue: events bpf_prog_free_deferred [ 884.891537][ T32] Call trace: [ 884.891570][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 884.891622][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 884.891644][ T32] r4:00000000 [ 884.891663][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.891701][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 884.891734][ T32] dd20: bbd02000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 884.891794][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 884.891846][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.891874][ T32] r5:800f0013 r4:80239bb0 [ 884.891895][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.891959][ T32] r4:82ac21e4 [ 884.892005][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.892072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.892103][ T32] r4:eab2ddc0 [ 884.892123][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.892171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.892193][ T32] r4:00000000 [ 884.892214][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.892257][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.892336][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.892381][ T32] r5:00001000 r4:dfa09000 [ 884.892411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.892453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.892495][ T32] r5:85272b8c r4:85272800 [ 884.892525][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.892575][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.892596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.892642][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.892664][ T32] r4:85249480 [ 884.892683][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 884.892776][ T32] r4:00000001 ** 4 printk messages dropped ** [ 884.892950][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 884.910956][ T32] r10:8291a684 r9:eb545d84 r8:00000002 r7:60000113 r6:eb545d8c r5:855c8000 ** 8 printk messages dropped ** [ 884.911367][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 884.911791][ T32] r5:8558bb8c r4:8558b800 [ 884.911849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.911904][ T32] r7:ddde2d80 r6:83018200 r5:8558bb8c r4:85327400 [ 884.911948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.912020][ T32] r10:61c88647 r9:855c8000 r8:8532742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.912046][ T32] r4:85327400 [ 884.912089][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.912138][ T32] r10:00000000 r9:85327400 r8:80287e08 r7:eb541e60 r6:85327480 r5:855c8000 [ 884.912180][ T32] r4:00000001 [ 884.912204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.912243][ T32] Exception stack(0xeb545fb0 to 0xeb545ff8) [ 884.912273][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 884.912301][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.912327][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.912356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.912400][ T32] r4:852d84c0 [ 884.913029][ T32] INFO: task kworker/1:385:4987 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.913086][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.913184][ T32] Workqueue: events bpf_prog_free_deferred [ 884.913285][ T32] Call trace: [ 884.913344][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 884.913406][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 884.913498][ T32] r4:00000000 [ 884.918199][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.918309][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 884.918349][ T32] dd20: bc23f000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 884.918380][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 884.918405][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.918488][ T32] r5:800f0013 r4:80239bb0 [ 884.918514][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.918560][ T32] r4:82ac21e4 [ 884.918581][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.918624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.918648][ T32] r4:eab2ddc0 [ 884.918669][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.918717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 7 printk messages dropped ** [ 884.919137][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 884.919506][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 2 printk messages dropped ** [ 884.919602][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.919631][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.919661][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.919688][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.919717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.919910][ T32] r4:85243840 [ 884.919939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.919998][ T32] INFO: task kworker/1:386:4989 blocked for more than 461 seconds. [ 884.920049][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.920079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.920128][ T32] task:kworker/1:386 state:D stack:0 pid:4989 tgid:4989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.920276][ T32] Workqueue: events bpf_prog_free_deferred [ 884.920412][ T32] Call trace: [ 884.920447][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.920497][ T32] r10:8291a684 r9:eb54dd84 r8:00000002 r7:60000113 r6:eb54dd8c r5:855c8c00 [ 884.920520][ T32] r4:855c8c00 [ 884.920560][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 884.920658][ T32] r5:855c8c00 r4:8291a680 [ 884.920682][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.920722][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.920764][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb54de08 [ 884.920786][ T32] r4:00000000 [ 884.920805][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 884.920928][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.920968][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.921036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d8900 [ 884.921196][ T32] r4:00000000 [ 884.921225][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.921272][ T32] r9:83018205 r8:855c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 884.921382][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.921432][ T32] r5:00001000 r4:eb38f000 [ 884.921452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.921491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.921576][ T32] r5:8558bf8c r4:8558bc00 [ 884.921600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.921673][ T32] r7:ddde2d80 r6:83018200 r5:8558bf8c r4:85327500 [ 884.921769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.922031][ T32] r10:61c88647 r9:855c8c00 r8:8532752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.922084][ T32] r4:85327500 [ 884.922115][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.922169][ T32] r10:00000000 r9:85327500 r8:80287e08 r7:eb545e60 r6:85327580 r5:855c8c00 [ 884.922195][ T32] r4:00000001 [ 884.922300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.922347][ T32] Exception stack(0xeb54dfb0 to 0xeb54dff8) [ 884.922376][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.922448][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.922478][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.922507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.922558][ T32] r4:852d8640 [ 884.923226][ T32] INFO: task kworker/1:386:4989 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.923264][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.923322][ T32] Workqueue: events bpf_prog_free_deferred [ 884.923366][ T32] Call trace: ** 2 printk messages dropped ** [ 884.943403][ T32] r4:00000000 ** 4 printk messages dropped ** [ 884.944207][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 884.944609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 8 printk messages dropped ** [ 884.945071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.945117][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.945139][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.945229][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.945266][ T32] r4:85249480 [ 884.945318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.945368][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.945392][ T32] r4:00000001 [ 884.945425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.945467][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.945496][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.945551][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.945582][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.945623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.945648][ T32] r4:85243840 [ 884.945685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.945723][ T32] INFO: task kworker/1:387:4990 blocked for more than 461 seconds. [ 884.945759][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.945786][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.945810][ T32] task:kworker/1:387 state:D stack:0 pid:4990 tgid:4990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.945871][ T32] Workqueue: events bpf_prog_free_deferred [ 884.945954][ T32] Call trace: [ 884.946021][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.946076][ T32] r10:8291a684 r9:eb549d84 r8:00000002 r7:60000113 r6:eb549d8c r5:855c9800 [ 884.946101][ T32] r4:855c9800 [ 884.946121][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 884.946176][ T32] r5:855c9800 r4:8291a680 [ 884.946197][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.946236][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.946292][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb549e08 ** 2 printk messages dropped ** [ 884.946424][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 884.946939][ T32] r5:8559038c r4:85590000 [ 884.946992][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.947068][ T32] r7:ddde2d80 r6:83018200 r5:8559038c r4:85327600 [ 884.947094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 884.947349][ T32] r10:00000000 r9:85327600 r8:80287e08 r7:eb54de60 r6:85327680 r5:855c9800 ** 8 printk messages dropped ** [ 884.948430][ T32] INFO: task kworker/1:387:4990 is blocked on a mutex likely owned by task kworker/0:296:4183. ** 7 printk messages dropped ** [ 884.948837][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 884.949265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 7 printk messages dropped ** [ 884.949540][ T32] r5:00001000 r4:dfa09000 ** 6 printk messages dropped ** [ 884.949889][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 884.950184][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 884.950585][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 884.950892][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 884.951420][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 884.951617][ T32] r5:8559078c r4:85590400 ** 2 printk messages dropped ** [ 884.951769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 884.951988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 884.952239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.952274][ T32] r4:852d8a40 [ 884.952620][ T32] INFO: task kworker/1:388:4994 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 884.952655][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.952772][ T32] Workqueue: events bpf_prog_free_deferred [ 884.952850][ T32] Call trace: [ 884.952907][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 884.952962][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 884.952985][ T32] r4:00000000 [ 884.953005][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.953044][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 884.953110][ T32] dd20: bc42a000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 884.953195][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 884.953227][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.953252][ T32] r5:800f0013 r4:80239bb0 [ 884.953272][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.953339][ T32] r4:82ac21e4 [ 884.953390][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.953437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 884.953525][ T32] r4:eab2ddc0 [ 884.988762][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.988860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 884.988889][ T32] r4:00000000 [ 884.988912][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.988962][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 884.988984][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.989055][ T32] r5:00001000 r4:dfa09000 [ 884.989115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.989197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.989246][ T32] r5:85272b8c r4:85272800 [ 884.989268][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.989345][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 884.989401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.989454][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.989479][ T32] r4:85249480 [ 884.989511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.989562][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 884.989586][ T32] r4:00000001 [ 884.989632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.989676][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 884.989708][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.989737][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.989791][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.989851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.989904][ T32] r4:85243840 [ 884.989932][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.990003][ T32] INFO: task kworker/1:389:4995 blocked for more than 462 seconds. [ 884.990053][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.990134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.990168][ T32] task:kworker/1:389 state:D stack:0 pid:4995 tgid:4995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.990312][ T32] Workqueue: events bpf_prog_free_deferred [ 884.990362][ T32] Call trace: [ 884.990408][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 884.990493][ T32] r10:8291a684 r9:eb555d84 r8:00000002 r7:60000113 r6:eb555d8c r5:855cbc00 [ 884.990552][ T32] r4:855cbc00 [ 884.990576][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 884.990633][ T32] r5:855cbc00 r4:8291a680 [ 884.990683][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.990752][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 884.990799][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb555e08 [ 884.990823][ T32] r4:00000000 [ 884.990843][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 884.990889][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.990983][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.991029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d8dc0 [ 884.991055][ T32] r4:00000000 [ 884.991075][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 884.991120][ T32] r9:83018205 r8:855cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 884.991142][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.991190][ T32] r5:00001000 r4:eb56b000 [ 884.991210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.991248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.991342][ T32] r5:85590b8c r4:85590800 [ 884.991367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.991442][ T32] r7:ddde2d80 r6:83018200 r5:85590b8c r4:85327800 [ 884.991467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.991516][ T32] r10:61c88647 r9:855cbc00 r8:8532782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.991541][ T32] r4:85327800 [ 884.991561][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.991618][ T32] r10:00000000 r9:85327800 r8:80287e08 r7:eb561e60 r6:85327880 r5:855cbc00 [ 884.991730][ T32] r4:00000001 [ 884.991753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.991790][ T32] Exception stack(0xeb555fb0 to 0xeb555ff8) [ 884.991816][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 884.992694][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 884.993410][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 885.001895][ T32] r4:eab2ddc0 ** 6 printk messages dropped ** [ 885.002267][ T32] r5:00001000 r4:dfa09000 ** 6 printk messages dropped ** [ 885.002524][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 885.002922][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 885.009319][ T32] r4:85523000 [ 885.009369][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 885.009445][ T32] r5:85523000 r4:8291a680 [ 885.009470][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.009512][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.009554][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb569e08 [ 885.009593][ T32] r4:00000000 [ 885.009690][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.009757][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.009800][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.009841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d8e40 [ 885.009865][ T32] r4:00000000 [ 885.009885][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.009932][ T32] r9:83018205 r8:85523000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 885.009980][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.010058][ T32] r5:00001000 r4:eb571000 [ 885.010084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.010137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.010190][ T32] r5:85590f8c r4:85590c00 [ 885.010267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.010375][ T32] r7:ddde2d80 r6:83018200 r5:85590f8c r4:85327900 [ 885.010491][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.010542][ T32] r10:61c88647 r9:85523000 r8:8532792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.010565][ T32] r4:85327900 [ 885.010585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.010712][ T32] r10:00000000 r9:85327900 r8:80287e08 r7:eb555e60 r6:853e6400 r5:85523000 [ 885.010792][ T32] r4:00000001 [ 885.010817][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.010912][ T32] Exception stack(0xeb569fb0 to 0xeb569ff8) [ 885.010946][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 885.011057][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.011144][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.011189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.011212][ T32] r4:852d8a40 [ 885.011841][ T32] INFO: task kworker/1:390:4996 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.011907][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.012047][ T32] Workqueue: events bpf_prog_free_deferred [ 885.012169][ T32] Call trace: [ 885.012236][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.012319][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.012354][ T32] r4:00000000 [ 885.012374][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.012414][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.012468][ T32] dd20: bcb29000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.012501][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.012528][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.012554][ T32] r5:800f0013 r4:80239bb0 [ 885.012575][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.012616][ T32] r4:82ac21e4 [ 885.012636][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.012677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.012754][ T32] r4:eab2ddc0 [ 885.012778][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.012847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.012873][ T32] r4:00000000 [ 885.012892][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.012937][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.012997][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.013043][ T32] r5:00001000 r4:dfa09000 [ 885.013119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.013216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.013280][ T32] r5:85272b8c r4:85272800 [ 885.013316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.013531][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 885.029110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.029307][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.029348][ T32] r4:85249480 [ 885.029372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.029423][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 885.029447][ T32] r4:00000001 [ 885.029467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.029534][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 885.029597][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.029656][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.029688][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.029729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.029761][ T32] r4:85243840 [ 885.029869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.029905][ T32] INFO: task kworker/1:391:5000 blocked for more than 462 seconds. [ 885.029940][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 885.030086][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 885.030442][ T32] r5:85520000 r4:8291a680 ** 2 printk messages dropped ** [ 885.030577][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb589e08 [ 885.030631][ T32] r4:00000000 [ 885.030655][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.030703][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.030745][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.030844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85354a00 [ 885.030874][ T32] r4:00000000 [ 885.030925][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.030976][ T32] r9:83018205 r8:85520000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 885.031001][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.031044][ T32] r5:00001000 r4:eb57f000 [ 885.031064][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.031102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.031144][ T32] r5:8559138c r4:85591000 [ 885.031198][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.031255][ T32] r7:ddde2d80 r6:83018200 r5:8559138c r4:85327980 [ 885.031279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.031382][ T32] r10:61c88647 r9:85520000 r8:853279ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.031409][ T32] r4:85327980 [ 885.031456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.031505][ T32] r10:00000000 r9:85327980 r8:80287e08 r7:eb569e60 r6:853e6480 r5:85520000 [ 885.031582][ T32] r4:00000001 [ 885.031606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.031654][ T32] Exception stack(0xeb589fb0 to 0xeb589ff8) [ 885.031684][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 885.031732][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.031763][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.031818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.031844][ T32] r4:852d8f00 [ 885.032480][ T32] INFO: task kworker/1:391:5000 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.032517][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.032611][ T32] Workqueue: events bpf_prog_free_deferred [ 885.032688][ T32] Call trace: [ 885.032747][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.032805][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.032830][ T32] r4:00000000 [ 885.032849][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.032888][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.032916][ T32] dd20: bce2c000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.032946][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.032972][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.032996][ T32] r5:800f0013 r4:80239bb0 [ 885.033017][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.033058][ T32] r4:82ac21e4 [ 885.033078][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.033188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.033220][ T32] r4:eab2ddc0 [ 885.033242][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.033284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.033308][ T32] r4:00000000 [ 885.033327][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.033372][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.033394][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.033436][ T32] r5:00001000 r4:dfa09000 [ 885.033473][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.043997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.044154][ T32] r5:85272b8c r4:85272800 [ 885.044182][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.044252][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 2 printk messages dropped ** [ 885.044357][ T32] r4:85249480 ** 4 printk messages dropped ** [ 885.044531][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 885.044789][ T32] INFO: task kworker/1:392:5001 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 885.045344][ T32] r5:85524800 r4:8291a680 ** 5 printk messages dropped ** [ 885.045610][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 885.046183][ T32] r5:8559178c r4:85591400 [ 885.046209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 885.046407][ T32] r10:00000000 r9:85327a00 r8:80287e08 r7:eb589e60 r6:853e6500 r5:85524800 ** 8 printk messages dropped ** [ 885.047296][ T32] INFO: task kworker/1:392:5001 is blocked on a mutex likely owned by task kworker/0:296:4183. ** 10 printk messages dropped ** [ 885.047985][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 885.048350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 885.048721][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 885.049087][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 4 printk messages dropped ** [ 885.049332][ T32] r4:85243840 ** 8 printk messages dropped ** [ 885.049910][ T32] r10:8291a684 r9:eb591d84 r8:00000002 r7:60000113 r6:eb591d8c r5:85525400 ** 8 printk messages dropped ** [ 885.050540][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 885.050673][ T32] r4:00000000 [ 885.050695][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.050751][ T32] r9:83018205 r8:85525400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 885.050779][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.050850][ T32] r5:00001000 r4:eb59b000 [ 885.050881][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.050922][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.050979][ T32] r5:85591b8c r4:85591800 [ 885.051014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.051114][ T32] r7:ddde2d80 r6:83018200 r5:85591b8c r4:85327a80 [ 885.051138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.051219][ T32] r10:61c88647 r9:85525400 r8:85327aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.051252][ T32] r4:85327a80 [ 885.051281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.051426][ T32] r10:00000000 r9:85327a80 r8:80287e08 r7:eb58de60 r6:853e6580 r5:85525400 [ 885.051452][ T32] r4:00000001 [ 885.051473][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.051510][ T32] Exception stack(0xeb591fb0 to 0xeb591ff8) [ 885.051564][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.051604][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.051689][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.051792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.051818][ T32] r4:852d8e80 [ 885.052172][ T32] INFO: task kworker/1:393:5002 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.052210][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.052270][ T32] Workqueue: events bpf_prog_free_deferred [ 885.052315][ T32] Call trace: [ 885.052344][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.052395][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.052419][ T32] r4:00000000 [ 885.052438][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.052477][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.052504][ T32] dd20: bcf26000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.052533][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.052558][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.052582][ T32] r5:800f0013 r4:80239bb0 [ 885.052603][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.052643][ T32] r4:82ac21e4 [ 885.052664][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.052706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.052757][ T32] r4:eab2ddc0 [ 885.052808][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.052853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.052877][ T32] r4:00000000 [ 885.052926][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.053012][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.053144][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.053245][ T32] r5:00001000 r4:dfa09000 [ 885.053271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.053314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.053424][ T32] r5:85272b8c r4:85272800 ** 3 printk messages dropped ** [ 885.074745][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 885.075215][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 885.075566][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 885.076019][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 885.076465][ T32] r5:00001000 r4:eb5a1000 ** 2 printk messages dropped ** [ 885.076770][ T32] r5:85591f8c r4:85591c00 [ 885.076795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.076841][ T32] r7:ddde2d80 r6:83018200 r5:85591f8c r4:85327b00 [ 885.076886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.076976][ T32] r10:61c88647 r9:85523c00 r8:85327b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.077020][ T32] r4:85327b00 [ 885.077062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.077197][ T32] r10:00000000 r9:85327b00 r8:80287e08 r7:eb591e60 r6:853e6600 r5:85523c00 [ 885.077260][ T32] r4:00000001 [ 885.077320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.077401][ T32] Exception stack(0xeb5a9fb0 to 0xeb5a9ff8) [ 885.077474][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 885.077565][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.077622][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.077693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.077754][ T32] r4:852b21c0 [ 885.078813][ T32] INFO: task kworker/1:394:5005 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.078901][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.079021][ T32] Workqueue: events bpf_prog_free_deferred [ 885.079181][ T32] Call trace: [ 885.079240][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.079296][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.079333][ T32] r4:00000000 [ 885.079356][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.079399][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.079429][ T32] dd20: bd23f000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.079485][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.079521][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.079573][ T32] r5:800f0013 r4:80239bb0 [ 885.079602][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.079646][ T32] r4:82ac21e4 [ 885.079678][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.079725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.079750][ T32] r4:eab2ddc0 [ 885.079795][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.079885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.079911][ T32] r4:00000000 [ 885.079930][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.079977][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.079999][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.080040][ T32] r5:00001000 r4:dfa09000 [ 885.080060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.080099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.080143][ T32] r5:85272b8c r4:85272800 [ 885.080179][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.080283][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 885.080337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 885.080441][ T32] r4:85249480 ** 2 printk messages dropped ** [ 885.080566][ T32] r4:00000001 ** 2 printk messages dropped ** [ 885.080677][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 885.081007][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 9 printk messages dropped ** [ 885.081509][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.081550][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.081594][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb57de08 [ 885.081617][ T32] r4:00000000 [ 885.081689][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.081753][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.081821][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.081865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b2580 [ 885.081890][ T32] r4:00000000 [ 885.081911][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.082062][ T32] r9:83018205 r8:855cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 885.082121][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.082175][ T32] r5:00001000 r4:eb5b9000 [ 885.082198][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.082252][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.082314][ T32] r5:8559278c r4:85592400 [ 885.082339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.082387][ T32] r7:ddde2d80 r6:83018200 r5:8559278c r4:85327b80 [ 885.082422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.082483][ T32] r10:61c88647 r9:855cd400 r8:85327bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.082506][ T32] r4:85327b80 [ 885.082551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 885.082740][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 885.114395][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 885.114827][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 885.115027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 885.115712][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 885.116077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 885.116610][ T32] r10:8291a684 r9:eb575d84 r8:00000002 r7:60000013 r6:eb575d8c r5:855ce000 ** 8 printk messages dropped ** [ 885.117021][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 885.117528][ T32] r5:8559238c r4:85592000 ** 2 printk messages dropped ** [ 885.117658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 885.118110][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 885.119205][ T32] Call trace: ** 5 printk messages dropped ** [ 885.119444][ T32] dd20: bd7be000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 7 printk messages dropped ** [ 885.119785][ T32] r4:eab2ddc0 ** 5 printk messages dropped ** [ 885.120053][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 885.120650][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 7 printk messages dropped ** [ 885.120899][ T32] r4:85243840 ** 5 printk messages dropped ** [ 885.121067][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 885.121497][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 885.122305][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 885.122490][ T32] r7:ddde2d80 r6:83018200 r5:85592b8c r4:85327d80 ** 1 printk messages dropped ** [ 885.122588][ T32] r10:61c88647 r9:855cec00 r8:85327dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.122631][ T32] r4:85327d80 [ 885.122653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.122698][ T32] r10:00000000 r9:85327d80 r8:80287e08 r7:eb57de60 r6:85327e00 r5:855cec00 [ 885.122721][ T32] r4:00000001 [ 885.122795][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.122835][ T32] Exception stack(0xeb5b1fb0 to 0xeb5b1ff8) [ 885.122862][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.123030][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.123061][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.123185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.123286][ T32] r4:852b2540 [ 885.144649][ T32] INFO: task kworker/1:397:5011 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.144766][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.144884][ T32] Workqueue: events bpf_prog_free_deferred [ 885.144982][ T32] Call trace: [ 885.145017][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.145092][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.145121][ T32] r4:00000000 [ 885.145194][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.145246][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.145317][ T32] dd20: bd99f000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.145351][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.145417][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.145454][ T32] r5:800f0013 r4:80239bb0 [ 885.145482][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.145555][ T32] r4:82ac21e4 [ 885.145586][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.145629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.145682][ T32] r4:eab2ddc0 [ 885.145707][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.145749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.145786][ T32] r4:00000000 [ 885.145810][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.145913][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.145969][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.146019][ T32] r5:00001000 r4:dfa09000 [ 885.146040][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.146081][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.146124][ T32] r5:85272b8c r4:85272800 [ 885.146162][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.146229][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 885.146280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.146333][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.146356][ T32] r4:85249480 [ 885.146390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.146468][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 885.146496][ T32] r4:00000001 [ 885.146518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.146554][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 885.146606][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.146665][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.146695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.146725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 885.147245][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 885.147791][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 885.148256][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 885.148336][ T32] r5:8559338c r4:85593000 [ 885.148355][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 885.148636][ T32] r4:00000001 ** 4 printk messages dropped ** [ 885.148951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 885.149717][ T32] Call trace: ** 7 printk messages dropped ** [ 885.150162][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 885.150520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 12 printk messages dropped ** [ 885.151057][ T32] r4:85249480 ** 4 printk messages dropped ** [ 885.151289][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 4 printk messages dropped ** [ 885.151784][ T32] r4:85243840 ** 5 printk messages dropped ** [ 885.152021][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 885.152393][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d5e08 ** 7 printk messages dropped ** [ 885.152682][ T32] r9:83018205 r8:855d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 ** 4 printk messages dropped ** [ 885.152880][ T32] r5:8559378c r4:85593400 ** 3 printk messages dropped ** [ 885.153097][ T32] r10:61c88647 r9:855d0000 r8:85327fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 885.175920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 885.177016][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 2 printk messages dropped ** [ 885.177125][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.177202][ T32] r5:800f0013 r4:80239bb0 [ 885.177320][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.177410][ T32] r4:82ac21e4 [ 885.177437][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.177480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.177528][ T32] r4:eab2ddc0 [ 885.177670][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.177715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.177738][ T32] r4:00000000 [ 885.177759][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.177970][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.177996][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.178069][ T32] r5:00001000 r4:dfa09000 [ 885.178175][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.178280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.178327][ T32] r5:85272b8c r4:85272800 [ 885.178375][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.178440][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 885.178466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.178564][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.178591][ T32] r4:85249480 [ 885.178612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.178659][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 885.178858][ T32] r4:00000001 [ 885.178882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.178919][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 885.178946][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.178974][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.179053][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.179087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.179122][ T32] r4:85243840 [ 885.179151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.179184][ T32] INFO: task kworker/0:549:5016 blocked for more than 462 seconds. [ 885.179293][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.179324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.179371][ T32] task:kworker/0:549 state:D stack:0 pid:5016 tgid:5016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.179424][ T32] Workqueue: events bpf_prog_free_deferred [ 885.179466][ T32] Call trace: [ 885.179498][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 885.179573][ T32] r10:8291a684 r9:eb5bdd84 r8:00000002 r7:60000113 r6:eb5bdd8c r5:85526c00 [ 885.179601][ T32] r4:85526c00 [ 885.179675][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 885.179728][ T32] r5:85526c00 r4:8291a680 [ 885.179750][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.179789][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.179832][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5bde08 [ 885.179881][ T32] r4:00000000 [ 885.179905][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.179941][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.179976][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.180016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ab880 [ 885.180039][ T32] r4:00000000 [ 885.180059][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.180101][ T32] r9:83018005 r8:85526c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 885.180124][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.180173][ T32] r5:00001000 r4:dffb9000 [ 885.180195][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.180264][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.180311][ T32] r5:8554f78c r4:8554f400 [ 885.180331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.180405][ T32] r7:dddced80 r6:83018000 r5:8554f78c r4:853e6680 [ 885.180577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.180629][ T32] r10:61c88647 r9:85526c00 r8:853e66ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.180680][ T32] r4:853e6680 [ 885.180703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.180749][ T32] r10:00000000 r9:853e6680 r8:80287e08 r7:eb4dde60 r6:853e6700 r5:85526c00 [ 885.180797][ T32] r4:00000001 [ 885.180822][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.180857][ T32] Exception stack(0xeb5bdfb0 to 0xeb5bdff8) [ 885.180885][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.180914][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.180968][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.181093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.181187][ T32] r4:852ab680 [ 885.181631][ T32] INFO: task kworker/0:549:5016 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.181674][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.181752][ T32] Workqueue: events bpf_prog_free_deferred [ 885.181828][ T32] Call trace: [ 885.181892][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.181975][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.182030][ T32] r4:00000000 [ 885.182079][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.182163][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.182197][ T32] dd20: bdbf9000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 5 printk messages dropped ** [ 885.182398][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 885.182999][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 885.208622][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 6 printk messages dropped ** [ 885.209051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 885.209503][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 885.210631][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 885.211151][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 885.211349][ T32] r5:85592f8c r4:85592c00 ** 3 printk messages dropped ** [ 885.211591][ T32] r10:61c88647 r9:85526000 r8:853e67ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 885.212314][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 885.227294][ T32] r4:00000000 [ 885.227315][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.227359][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.227391][ T32] dd20: be332000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.227441][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.227471][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.227496][ T32] r5:800f0013 r4:80239bb0 [ 885.227519][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.227563][ T32] r4:82ac21e4 [ 885.227610][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.227739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.227767][ T32] r4:eab2ddc0 [ 885.227788][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.227830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.227852][ T32] r4:00000000 [ 885.227871][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.227917][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.227968][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.228043][ T32] r5:00001000 r4:dfa09000 [ 885.228095][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.228140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.228191][ T32] r5:85272b8c r4:85272800 [ 885.228212][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.228259][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 885.228286][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.228336][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.228358][ T32] r4:85249480 [ 885.228394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.228457][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 885.228483][ T32] r4:00000001 [ 885.228504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.228541][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 885.228567][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.228609][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.228672][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.228705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.228808][ T32] r4:85243840 [ 885.228863][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.228910][ T32] INFO: task kworker/0:551:5024 blocked for more than 462 seconds. [ 885.228972][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.229001][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.229044][ T32] task:kworker/0:551 state:D stack:0 pid:5024 tgid:5024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.229103][ T32] Workqueue: events bpf_prog_free_deferred [ 885.229252][ T32] Call trace: [ 885.229306][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 885.229383][ T32] r10:8291a684 r9:eb5edd84 r8:00000002 r7:60000113 r6:eb5edd8c r5:85521800 [ 885.229410][ T32] r4:85521800 [ 885.229432][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 885.229477][ T32] r5:85521800 r4:8291a680 [ 885.229498][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.229536][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.229578][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ede08 [ 885.229626][ T32] r4:00000000 [ 885.229651][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.229742][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.229825][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.229870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852abb80 [ 885.229893][ T32] r4:00000000 [ 885.229912][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.229956][ T32] r9:83018005 r8:85521800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 ** 4 printk messages dropped ** [ 885.230126][ T32] r5:8554ff8c r4:8554fc00 [ 885.230214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 885.230376][ T32] r10:61c88647 r9:85521800 r8:853e68ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 885.230640][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 885.231663][ T32] Call trace: ** 4 printk messages dropped ** [ 885.231896][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 885.232254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 9 printk messages dropped ** [ 885.232623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 885.232948][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 7 printk messages dropped ** [ 885.233253][ T32] r4:85243840 ** 5 printk messages dropped ** [ 885.257097][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 885.257539][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 885.257989][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 885.258217][ T32] r5:8554fb8c r4:8554f800 ** 4 printk messages dropped ** [ 885.258551][ T32] r4:853e6980 [ 885.258602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.258652][ T32] r10:00000000 r9:853e6980 r8:80287e08 r7:eb5ede60 r6:853e6a00 r5:85522400 [ 885.258701][ T32] r4:00000001 [ 885.258752][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.258793][ T32] Exception stack(0xeb5d9fb0 to 0xeb5d9ff8) [ 885.258823][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 885.258852][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.258878][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.258907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.258930][ T32] r4:852ab8c0 [ 885.259563][ T32] INFO: task kworker/0:552:5025 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.259656][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.259720][ T32] Workqueue: events bpf_prog_free_deferred [ 885.259797][ T32] Call trace: [ 885.259884][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.259966][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.259995][ T32] r4:00000000 [ 885.260015][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.260115][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.260178][ T32] dd20: be669000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.260210][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.260236][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.260287][ T32] r5:800f0013 r4:80239bb0 [ 885.260338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.260384][ T32] r4:82ac21e4 [ 885.260441][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.260488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.260511][ T32] r4:eab2ddc0 [ 885.260531][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.260573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.260596][ T32] r4:00000000 [ 885.260614][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.260657][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.260678][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.260938][ T32] r5:00001000 r4:dfa09000 [ 885.261040][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.261085][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.261155][ T32] r5:85272b8c r4:85272800 [ 885.261209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.261259][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 885.261489][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.261541][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.261564][ T32] r4:85249480 [ 885.261589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.261657][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 885.261683][ T32] r4:00000001 [ 885.261820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.261859][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 885.261886][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.261916][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.261944][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.261974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.261996][ T32] r4:85243840 [ 885.262017][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.262046][ T32] INFO: task kworker/1:400:5027 blocked for more than 462 seconds. [ 885.262078][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.262130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.262159][ T32] task:kworker/1:400 state:D stack:0 pid:5027 tgid:5027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.262210][ T32] Workqueue: events bpf_prog_free_deferred [ 885.262251][ T32] Call trace: [ 885.262314][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 885.262435][ T32] r10:8291a684 r9:eb5fdd84 r8:00000002 r7:60000113 r6:eb5fdd8c r5:84a75400 [ 885.262465][ T32] r4:84a75400 [ 885.262486][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 885.262528][ T32] r5:84a75400 r4:8291a680 [ 885.262547][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.262584][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.262625][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5fde08 [ 885.262721][ T32] r4:00000000 [ 885.262831][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.262942][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.263020][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.263066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ce140 ** 6 printk messages dropped ** [ 885.274514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.274605][ T32] r5:85593f8c r4:85593c00 [ 885.274629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 885.274928][ T32] r4:852a5100 ** 6 printk messages dropped ** [ 885.275486][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 885.276529][ T32] Call trace: ** 5 printk messages dropped ** [ 885.276781][ T32] dd20: be6c3000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 9 printk messages dropped ** [ 885.277152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 7 printk messages dropped ** [ 885.277594][ T32] r5:85272b8c r4:85272800 ** 4 printk messages dropped ** [ 885.277751][ T32] r4:85249480 ** 3 printk messages dropped ** [ 885.277857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 885.278156][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 885.279022][ T32] r4:855d8000 ** 4 printk messages dropped ** [ 885.279250][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb601e08 ** 9 printk messages dropped ** [ 885.279686][ T32] r5:00001000 r4:eaf0b000 ** 1 printk messages dropped ** [ 885.279793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 885.280009][ T32] r4:852a5180 ** 3 printk messages dropped ** [ 885.280162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 885.280996][ T32] Workqueue: events bpf_prog_free_deferred [ 885.281044][ T32] Call trace: [ 885.281089][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.281143][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.281198][ T32] r4:00000000 [ 885.281222][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.281261][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.281318][ T32] dd20: be6c3000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.281369][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.281398][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.281452][ T32] r5:800f0013 r4:80239bb0 [ 885.281476][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.281517][ T32] r4:82ac21e4 [ 885.281536][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.281584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.281606][ T32] r4:eab2ddc0 [ 885.281654][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.281699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.281721][ T32] r4:00000000 [ 885.281740][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.281799][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.281851][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.281930][ T32] r5:00001000 r4:dfa09000 [ 885.281954][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.281995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.282038][ T32] r5:85272b8c r4:85272800 [ 885.282086][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.282189][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 885.282221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.282271][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.282293][ T32] r4:85249480 [ 885.282338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.282424][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 885.282480][ T32] r4:00000001 [ 885.282510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.282546][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 885.282573][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.282634][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.282666][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.282727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.282753][ T32] r4:85243840 [ 885.282875][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.282906][ T32] INFO: task kworker/0:553:5030 blocked for more than 462 seconds. [ 885.282936][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.282960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.282982][ T32] task:kworker/0:553 state:D stack:0 pid:5030 tgid:5030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.283060][ T32] Workqueue: events bpf_prog_free_deferred [ 885.283137][ T32] Call trace: [ 885.283346][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 885.283394][ T32] r10:8291a684 r9:eb609d84 r8:00000002 r7:60000113 r6:eb609d8c r5:855d8c00 [ 885.283417][ T32] r4:855d8c00 [ 885.283438][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 885.311662][ T32] r5:855d8c00 r4:8291a680 [ 885.311762][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.311829][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.311877][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb609e08 [ 885.311902][ T32] r4:00000000 [ 885.311939][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.311987][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.312030][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.312100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852abe40 [ 885.312127][ T32] r4:00000000 [ 885.312154][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.312230][ T32] r9:83018005 r8:855d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 885.312258][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 885.312455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.312498][ T32] r5:847b8f8c r4:847b8c00 [ 885.312547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 885.312819][ T32] r10:00000000 r9:853e6b80 r8:80287e08 r7:eb5ede60 r6:853e6c00 r5:855d8c00 ** 9 printk messages dropped ** [ 885.327318][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 885.327959][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 885.328279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 885.328834][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 885.329195][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 885.329679][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 885.330033][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 885.330358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ac1380 ** 6 printk messages dropped ** [ 885.330713][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 885.330993][ T32] r10:61c88647 r9:855d9800 r8:853e6cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 885.331222][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 885.331929][ T32] Call trace: ** 4 printk messages dropped ** [ 885.332322][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 885.332537][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 885.332648][ T32] r4:eab2ddc0 ** 2 printk messages dropped ** [ 885.332794][ T32] r4:00000000 [ 885.332815][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.332862][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.332996][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.333069][ T32] r5:00001000 r4:dfa09000 [ 885.333094][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.333136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.333211][ T32] r5:85272b8c r4:85272800 [ 885.333234][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.333309][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 885.333366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.333416][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.333441][ T32] r4:85249480 [ 885.333461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.343920][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 885.344031][ T32] r4:00000001 [ 885.344060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.344122][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 885.344184][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.344246][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.344294][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.344329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.344381][ T32] r4:85243840 [ 885.344436][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.344486][ T32] INFO: task kworker/0:555:5034 blocked for more than 462 seconds. [ 885.344521][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.344547][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.344570][ T32] task:kworker/0:555 state:D stack:0 pid:5034 tgid:5034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.344627][ T32] Workqueue: events bpf_prog_free_deferred [ 885.344675][ T32] Call trace: [ 885.344719][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 885.344785][ T32] r10:8291a684 r9:eb605d84 r8:00000002 r7:60000013 r6:eb605d8c r5:855da400 [ 885.344810][ T32] r4:855da400 [ 885.344842][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 885.344894][ T32] r5:855da400 r4:8291a680 [ 885.344917][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.344968][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.345014][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb605e08 [ 885.345038][ T32] r4:00000000 [ 885.345057][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.345200][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.345247][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.345289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b2b80 [ 885.345311][ T32] r4:00000000 [ 885.345331][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.345376][ T32] r9:83018005 r8:855da400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 885.345398][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.345441][ T32] r5:00001000 r4:eacff000 [ 885.345462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.345515][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.345561][ T32] r5:8556478c r4:85564400 [ 885.345582][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.345639][ T32] r7:dddced80 r6:83018000 r5:8556478c r4:853e6d80 [ 885.345677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.345728][ T32] r10:61c88647 r9:855da400 r8:853e6dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.345751][ T32] r4:853e6d80 [ 885.345783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.345883][ T32] r10:00000000 r9:853e6d80 r8:80287e08 r7:eb60de60 r6:853e6e00 r5:855da400 [ 885.345969][ T32] r4:00000001 [ 885.346000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.346037][ T32] Exception stack(0xeb605fb0 to 0xeb605ff8) [ 885.346089][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 885.346123][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.346162][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.346220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.346258][ T32] r4:852ab380 [ 885.346944][ T32] INFO: task kworker/0:555:5034 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.347002][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.347090][ T32] Workqueue: events bpf_prog_free_deferred [ 885.347164][ T32] Call trace: [ 885.347211][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.347263][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.347287][ T32] r4:00000000 [ 885.347306][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.347344][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.347372][ T32] dd20: bed6e000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.347400][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.347450][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.347481][ T32] r5:800f0013 r4:80239bb0 [ 885.347527][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.347572][ T32] r4:82ac21e4 [ 885.347592][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.347661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.347713][ T32] r4:eab2ddc0 [ 885.347736][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.347804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.347830][ T32] r4:00000000 [ 885.347850][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.347894][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.347916][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.347983][ T32] r5:00001000 r4:dfa09000 [ 885.348064][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.348109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.348181][ T32] r5:85272b8c r4:85272800 [ 885.348207][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.348305][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 885.348330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.348377][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.348400][ T32] r4:85249480 [ 885.348472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.348548][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 885.348576][ T32] r4:00000001 [ 885.348622][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.348661][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 885.348760][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.348819][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.348857][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.348914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 885.349394][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 885.349778][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb615e08 ** 5 printk messages dropped ** [ 885.350099][ T32] r4:00000000 ** 5 printk messages dropped ** [ 885.350338][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.350383][ T32] r5:85564b8c r4:85564800 [ 885.350405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 885.350630][ T32] r4:853e6e80 ** 6 printk messages dropped ** [ 885.350864][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 885.351577][ T32] Call trace: ** 4 printk messages dropped ** [ 885.351769][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 885.351997][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 885.352286][ T32] r4:00000000 ** 6 printk messages dropped ** [ 885.352666][ T32] r5:85272b8c r4:85272800 ** 5 printk messages dropped ** [ 885.352950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 885.353329][ T32] r4:85243840 ** 5 printk messages dropped ** [ 885.384555][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 885.384936][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 885.385384][ T32] r9:83018005 r8:855dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 ** 3 printk messages dropped ** [ 885.385525][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.385582][ T32] r5:85564f8c r4:85564c00 [ 885.385607][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.385656][ T32] r7:dddced80 r6:83018000 r5:85564f8c r4:853e6f80 [ 885.385678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.385725][ T32] r10:61c88647 r9:855dc800 r8:853e6fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.385753][ T32] r4:853e6f80 [ 885.385790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.385869][ T32] r10:00000000 r9:853e6f80 r8:80287e08 r7:eb615e60 r6:852cc000 r5:855dc800 [ 885.385904][ T32] r4:00000001 [ 885.385929][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.385970][ T32] Exception stack(0xeb611fb0 to 0xeb611ff8) [ 885.386029][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.386064][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.386091][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.386123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.386173][ T32] r4:852c5180 [ 885.386817][ T32] INFO: task kworker/0:557:5038 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.386912][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.387112][ T32] Workqueue: events bpf_prog_free_deferred [ 885.387325][ T32] Call trace: [ 885.387361][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.387414][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.387437][ T32] r4:00000000 [ 885.387458][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.387499][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.387527][ T32] dd20: bf24e000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.387557][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.387670][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.387700][ T32] r5:800f0013 r4:80239bb0 [ 885.387721][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.387764][ T32] r4:82ac21e4 [ 885.387785][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.387930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.387956][ T32] r4:eab2ddc0 [ 885.387976][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.388019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.388043][ T32] r4:00000000 [ 885.388062][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.388107][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.388269][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.388324][ T32] r5:00001000 r4:dfa09000 [ 885.388346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.388895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.388990][ T32] r5:85272b8c r4:85272800 [ 885.389092][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.389143][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 885.389503][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.389559][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.389736][ T32] r4:85249480 [ 885.389759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.389850][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 885.389959][ T32] r4:00000001 [ 885.389983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.390021][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 885.390077][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.390192][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.390224][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.390282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.390402][ T32] r4:85243840 [ 885.390427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.390457][ T32] INFO: task kworker/1:402:5040 blocked for more than 462 seconds. [ 885.390490][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.390515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.390536][ T32] task:kworker/1:402 state:D stack:0 pid:5040 tgid:5040 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.390585][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 885.390868][ T32] r4:855de000 ** 4 printk messages dropped ** [ 885.391138][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb625e08 ** 9 printk messages dropped ** [ 885.391661][ T32] r5:00001000 r4:eb453000 ** 1 printk messages dropped ** [ 885.391822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 885.392117][ T32] r10:61c88647 r9:855de000 r8:852a522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 885.392553][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 885.393402][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 10 printk messages dropped ** [ 885.416669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 12 printk messages dropped ** [ 885.417191][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 885.417509][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 7 printk messages dropped ** [ 885.417800][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 885.418154][ T32] r4:855dbc00 ** 3 printk messages dropped ** [ 885.418324][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.418370][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb629e08 [ 885.418396][ T32] r4:00000000 [ 885.418415][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.418475][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.418515][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.418556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5b80 [ 885.418579][ T32] r4:00000000 [ 885.418598][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.418640][ T32] r9:83018005 r8:855dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 885.418664][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.418706][ T32] r5:00001000 r4:eb113000 [ 885.418726][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.418765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.418833][ T32] r5:8556578c r4:85565400 [ 885.418857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.418931][ T32] r7:dddced80 r6:83018000 r5:8556578c r4:852cc100 [ 885.418957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.419004][ T32] r10:61c88647 r9:855dbc00 r8:852cc12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.419100][ T32] r4:852cc100 [ 885.419124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.419174][ T32] r10:00000000 r9:852cc100 r8:80287e08 r7:eb611e60 r6:852cc180 r5:855dbc00 [ 885.419197][ T32] r4:00000001 [ 885.419230][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.419270][ T32] Exception stack(0xeb629fb0 to 0xeb629ff8) [ 885.419296][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 885.419324][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.419379][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.419413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.419436][ T32] r4:852c54c0 [ 885.420067][ T32] INFO: task kworker/0:558:5043 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.420133][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.420292][ T32] Workqueue: events bpf_prog_free_deferred [ 885.420366][ T32] Call trace: [ 885.420399][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.420450][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.420473][ T32] r4:00000000 [ 885.420493][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.420558][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.420616][ T32] dd20: bf4a0000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.420649][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.420676][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.420700][ T32] r5:800f0013 r4:80239bb0 [ 885.420720][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.420786][ T32] r4:82ac21e4 [ 885.420810][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.420878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.420930][ T32] r4:eab2ddc0 [ 885.421008][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.421052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.421115][ T32] r4:00000000 ** 3 printk messages dropped ** [ 885.421278][ T32] r5:00001000 r4:dfa09000 ** 4 printk messages dropped ** [ 885.421472][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 8 printk messages dropped ** [ 885.421873][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 885.422176][ T32] task:kworker/1:403 state:D stack:0 pid:5044 tgid:5044 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 885.422705][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb62de08 ** 7 printk messages dropped ** [ 885.423109][ T32] r9:83018205 r8:855dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 3 printk messages dropped ** [ 885.423343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 885.447202][ T32] r4:852a5280 ** 6 printk messages dropped ** [ 885.447453][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 885.449283][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 10 printk messages dropped ** [ 885.449846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 9 printk messages dropped ** [ 885.450396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 885.450832][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 885.451208][ T32] INFO: task kworker/0:559:5046 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 885.451610][ T32] r4:84b08c00 ** 4 printk messages dropped ** [ 885.451922][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb635e08 ** 8 printk messages dropped ** [ 885.452421][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.452465][ T32] r5:00001000 r4:eb131000 [ 885.452505][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.452633][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.452711][ T32] r5:85565b8c r4:85565800 [ 885.452735][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.452783][ T32] r7:dddced80 r6:83018000 r5:85565b8c r4:852cc280 [ 885.452803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.452849][ T32] r10:61c88647 r9:84b08c00 r8:852cc2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.452871][ T32] r4:852cc280 [ 885.452890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.452960][ T32] r10:00000000 r9:852cc280 r8:80287e08 r7:eb629e60 r6:852cc300 r5:84b08c00 [ 885.452993][ T32] r4:00000001 [ 885.453013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.453075][ T32] Exception stack(0xeb635fb0 to 0xeb635ff8) [ 885.453106][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 885.453154][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.453212][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.453244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.453267][ T32] r4:852c5940 [ 885.474287][ T32] INFO: task kworker/0:559:5046 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.474416][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.474525][ T32] Workqueue: events bpf_prog_free_deferred [ 885.474680][ T32] Call trace: [ 885.474716][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.474784][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.474840][ T32] r4:00000000 [ 885.474865][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.474936][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.474996][ T32] dd20: bfc76000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.475030][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.475084][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.475114][ T32] r5:800f0013 r4:80239bb0 [ 885.475137][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.475187][ T32] r4:82ac21e4 [ 885.475262][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.475311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.475335][ T32] r4:eab2ddc0 [ 885.475384][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.475438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.475461][ T32] r4:00000000 [ 885.475481][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.475527][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.475550][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.475593][ T32] r5:00001000 r4:dfa09000 [ 885.475614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.475682][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.475737][ T32] r5:85272b8c r4:85272800 [ 885.475759][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.475819][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 885.475850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.475908][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.475964][ T32] r4:85249480 [ 885.476059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.476118][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 885.476175][ T32] r4:00000001 [ 885.476202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.476267][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 885.476298][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.476327][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 885.476535][ T32] INFO: task kworker/1:404:5047 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 885.477249][ T32] r5:84b09800 r4:8291a680 ** 5 printk messages dropped ** [ 885.477519][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 885.477927][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 885.478037][ T32] r7:ddde2d80 r6:83018200 r5:8559c38c r4:852a5300 ** 6 printk messages dropped ** [ 885.478313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 885.479178][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 885.479464][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 885.479831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 9 printk messages dropped ** [ 885.480332][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 885.480774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 885.481806][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 885.482341][ T32] r5:84b0a400 r4:8291a680 ** 5 printk messages dropped ** [ 885.482652][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 885.483092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 885.483332][ T32] r10:61c88647 r9:84b0a400 r8:852cc42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 885.504216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 885.504908][ T32] INFO: task kworker/0:560:5050 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.504946][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.505051][ T32] Workqueue: events bpf_prog_free_deferred [ 885.505138][ T32] Call trace: [ 885.505216][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.505274][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.505298][ T32] r4:00000000 [ 885.505337][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.505382][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.505411][ T32] dd20: bfd5b000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.505441][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.505547][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.505577][ T32] r5:800f0013 r4:80239bb0 [ 885.505598][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.505642][ T32] r4:82ac21e4 [ 885.505663][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.505704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.505808][ T32] r4:eab2ddc0 [ 885.505859][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.505913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.505965][ T32] r4:00000000 [ 885.506014][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.506072][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.506121][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.506176][ T32] r5:00001000 r4:dfa09000 [ 885.506198][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.506238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.506365][ T32] r5:85272b8c r4:85272800 [ 885.506418][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.506477][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 885.506526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.506578][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.506627][ T32] r4:85249480 [ 885.506652][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.506699][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 885.506722][ T32] r4:00000001 [ 885.506797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.506838][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 885.506865][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.506894][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.506949][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.507005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.507029][ T32] r4:85243840 [ 885.507051][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.507081][ T32] INFO: task kworker/0:561:5052 blocked for more than 462 seconds. [ 885.507116][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.507141][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.507170][ T32] task:kworker/0:561 state:D stack:0 pid:5052 tgid:5052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.507218][ T32] Workqueue: events bpf_prog_free_deferred [ 885.507291][ T32] Call trace: [ 885.507333][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 885.507380][ T32] r10:8291a684 r9:eb641d84 r8:00000002 r7:60000013 r6:eb641d8c r5:84b08000 [ 885.507435][ T32] r4:84b08000 [ 885.507466][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 885.507510][ T32] r5:84b08000 r4:8291a680 [ 885.507530][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.507568][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.507665][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb641e08 [ 885.507691][ T32] r4:00000000 [ 885.507711][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.507745][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.507780][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.507822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5e80 [ 885.507880][ T32] r4:00000000 [ 885.507915][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.507961][ T32] r9:83018005 r8:84b08000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 885.507984][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.508056][ T32] r5:00001000 r4:eb257000 [ 885.508080][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.508121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.508170][ T32] r5:85565f8c r4:85565c00 [ 885.508190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.508235][ T32] r7:dddced80 r6:83018000 r5:85565f8c r4:852cc500 [ 885.508256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.508330][ T32] r10:61c88647 r9:84b08000 r8:852cc52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.508363][ T32] r4:852cc500 [ 885.508384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.508430][ T32] r10:00000000 r9:852cc500 r8:80287e08 r7:eb63de60 r6:852cc580 r5:84b08000 [ 885.508452][ T32] r4:00000001 [ 885.508470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.508505][ T32] Exception stack(0xeb641fb0 to 0xeb641ff8) ** 1 printk messages dropped ** [ 885.508662][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 885.509305][ T32] Call trace: ** 5 printk messages dropped ** [ 885.509547][ T32] dd20: bfd5b000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 7 printk messages dropped ** [ 885.509806][ T32] r4:eab2ddc0 ** 5 printk messages dropped ** [ 885.510010][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.510056][ T32] r5:00001000 r4:dfa09000 [ 885.510077][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.510129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.510181][ T32] r5:85272b8c r4:85272800 [ 885.510230][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.510280][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 885.510301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.510363][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.510389][ T32] r4:85249480 [ 885.510409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.510510][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 885.510536][ T32] r4:00000001 [ 885.510558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 885.510696][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 885.511191][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 885.511665][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 885.512064][ T32] r9:83018005 r8:84b0bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 3 printk messages dropped ** [ 885.512242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 885.512303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 885.512723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 885.513378][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 885.544540][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 885.544751][ T32] r4:eab2ddc0 ** 6 printk messages dropped ** [ 885.544982][ T32] r5:00001000 r4:dfa09000 ** 6 printk messages dropped ** [ 885.545437][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 885.545707][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 885.546098][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 885.546545][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb64de08 ** 10 printk messages dropped ** [ 885.546991][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 885.547124][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 885.547433][ T32] r4:00000001 ** 5 printk messages dropped ** [ 885.547706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 885.548844][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 885.549101][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 885.549428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 2 printk messages dropped ** [ 885.549517][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.549575][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.549666][ T32] r5:00001000 r4:dfa09000 [ 885.549691][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.549764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.549810][ T32] r5:85272b8c r4:85272800 [ 885.549860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.549938][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 885.549962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.550040][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.550095][ T32] r4:85249480 [ 885.550121][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.550175][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 885.550198][ T32] r4:00000001 [ 885.550247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.550286][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 885.550312][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.550399][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.550429][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.550458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.550480][ T32] r4:85243840 [ 885.550500][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.550526][ T32] INFO: task kworker/0:563:5058 blocked for more than 462 seconds. [ 885.550557][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.550611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.550635][ T32] task:kworker/0:563 state:D stack:0 pid:5058 tgid:5058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.550682][ T32] Workqueue: events bpf_prog_free_deferred [ 885.550754][ T32] Call trace: [ 885.550815][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 885.550887][ T32] r10:8291a684 r9:eb649d84 r8:00000002 r7:60000013 r6:eb649d8c r5:84b0b000 [ 885.550913][ T32] r4:84b0b000 [ 885.550934][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 885.551008][ T32] r5:84b0b000 r4:8291a680 [ 885.551031][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.551070][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.551127][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb649e08 [ 885.551161][ T32] r4:00000000 [ 885.551222][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.551284][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.551325][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.551367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ac300 [ 885.551401][ T32] r4:00000000 [ 885.551423][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.551467][ T32] r9:83018005 r8:84b0b000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 885.551567][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.551642][ T32] r5:00001000 r4:eb3b7000 [ 885.551687][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.551733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.551807][ T32] r5:85566b8c r4:85566800 [ 885.551861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.551910][ T32] r7:dddced80 r6:83018000 r5:85566b8c r4:852cc780 [ 885.551962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.552011][ T32] r10:61c88647 r9:84b0b000 r8:852cc7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.552033][ T32] r4:852cc780 [ 885.552052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.552137][ T32] r10:00000000 r9:852cc780 r8:80287e08 r7:eb645e60 r6:852cc800 r5:84b0b000 [ 885.552172][ T32] r4:00000001 [ 885.552192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.552227][ T32] Exception stack(0xeb649fb0 to 0xeb649ff8) [ 885.552253][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 885.552285][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.552314][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.552374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.552404][ T32] r4:852ac100 [ 885.552821][ T32] INFO: task kworker/0:563:5058 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.552870][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.552973][ T32] Workqueue: events bpf_prog_free_deferred [ 885.553131][ T32] Call trace: [ 885.553232][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.553343][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.553373][ T32] r4:00000000 [ 885.553394][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.553436][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.583966][ T32] dd20: c0ae0000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.584078][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.584109][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.584140][ T32] r5:800f0013 r4:80239bb0 [ 885.584176][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.584243][ T32] r4:82ac21e4 [ 885.584292][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 885.584624][ T32] r5:00001000 r4:dfa09000 ** 7 printk messages dropped ** [ 885.584919][ T32] r4:85249480 ** 2 printk messages dropped ** [ 885.585076][ T32] r4:00000001 ** 5 printk messages dropped ** [ 885.585352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 885.585451][ T32] INFO: task kworker/0:564:5060 blocked for more than 462 seconds. [ 885.585486][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.585517][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.585544][ T32] task:kworker/0:564 state:D stack:0 pid:5060 tgid:5060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.585624][ T32] Workqueue: events bpf_prog_free_deferred [ 885.585693][ T32] Call trace: [ 885.585743][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 885.585798][ T32] r10:8291a684 r9:eb61dd84 r8:00000002 r7:60000013 r6:eb61dd8c r5:84b0e000 [ 885.585824][ T32] r4:84b0e000 [ 885.585844][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 885.585918][ T32] r5:84b0e000 r4:8291a680 [ 885.585958][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.586028][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.586074][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb61de08 [ 885.586102][ T32] r4:00000000 [ 885.586125][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.586176][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.586213][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.586254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ac400 [ 885.586276][ T32] r4:00000000 [ 885.586295][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.586338][ T32] r9:83018005 r8:84b0e000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 885.586361][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.586403][ T32] r5:00001000 r4:eb3c1000 [ 885.586423][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.586481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.586529][ T32] r5:85566f8c r4:85566c00 [ 885.586587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.586651][ T32] r7:dddced80 r6:83018000 r5:85566f8c r4:852cc880 [ 885.586684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.586732][ T32] r10:61c88647 r9:84b0e000 r8:852cc8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.586755][ T32] r4:852cc880 [ 885.586774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.586820][ T32] r10:00000000 r9:852cc880 r8:80287e08 r7:eb649e60 r6:852cc900 r5:84b0e000 [ 885.586855][ T32] r4:00000001 [ 885.586883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.586946][ T32] Exception stack(0xeb61dfb0 to 0xeb61dff8) [ 885.587021][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.587054][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.587081][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.587109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 885.587781][ T32] INFO: task kworker/0:564:5060 is blocked on a mutex likely owned by task kworker/0:296:4183. ** 8 printk messages dropped ** [ 885.588185][ T32] dd20: c0f82000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 7 printk messages dropped ** [ 885.588491][ T32] r4:eab2ddc0 ** 5 printk messages dropped ** [ 885.588670][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 885.589068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 885.589395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 885.589683][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 885.590051][ T32] r4:00000000 ** 4 printk messages dropped ** [ 885.590281][ T32] r4:00000000 ** 5 printk messages dropped ** [ 885.590607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 885.590859][ T32] r10:61c88647 r9:84b0ec00 r8:852cc9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 885.591197][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 885.591874][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 6 printk messages dropped ** [ 885.592266][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 885.592549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 885.592968][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 5 printk messages dropped ** [ 885.593314][ T32] r4:00000001 ** 4 printk messages dropped ** [ 885.607422][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.607458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.607495][ T32] r4:85243840 [ 885.607525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.607557][ T32] INFO: task kworker/0:566:5063 blocked for more than 462 seconds. [ 885.607591][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.607622][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.607647][ T32] task:kworker/0:566 state:D stack:0 pid:5063 tgid:5063 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.607730][ T32] Workqueue: events bpf_prog_free_deferred [ 885.607796][ T32] Call trace: [ 885.607926][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 885.607996][ T32] r10:8291a684 r9:eb655d84 r8:00000002 r7:60000113 r6:eb655d8c r5:84b0c800 [ 885.608023][ T32] r4:84b0c800 [ 885.608045][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 885.608089][ T32] r5:84b0c800 r4:8291a680 [ 885.608136][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.608190][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.608259][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb655e08 [ 885.608297][ T32] r4:00000000 [ 885.608369][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.608408][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.608477][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.608524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ac740 [ 885.608547][ T32] r4:00000000 [ 885.608585][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.608634][ T32] r9:83018005 r8:84b0c800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 885.608657][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.608699][ T32] r5:00001000 r4:eb3dd000 [ 885.608719][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.608759][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.608801][ T32] r5:8556778c r4:85567400 [ 885.608822][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.608904][ T32] r7:dddced80 r6:83018000 r5:8556778c r4:852cca80 [ 885.608954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.609006][ T32] r10:61c88647 r9:84b0c800 r8:852ccaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.609031][ T32] r4:852cca80 [ 885.609051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.609097][ T32] r10:00000000 r9:852cca80 r8:80287e08 r7:eb651e60 r6:852ccb00 r5:84b0c800 [ 885.609119][ T32] r4:00000001 [ 885.609138][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.609261][ T32] Exception stack(0xeb655fb0 to 0xeb655ff8) [ 885.609293][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 885.609324][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.609350][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.609409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.609460][ T32] r4:852ac680 [ 885.610092][ T32] INFO: task kworker/0:566:5063 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.610127][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.610221][ T32] Workqueue: events bpf_prog_free_deferred [ 885.610276][ T32] Call trace: [ 885.610305][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.610356][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.610410][ T32] r4:00000000 [ 885.610434][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.610475][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.610503][ T32] dd20: c0f82000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.610532][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.610557][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.610581][ T32] r5:800f0013 r4:80239bb0 [ 885.610602][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.610646][ T32] r4:82ac21e4 [ 885.610693][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 885.610908][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 10 printk messages dropped ** [ 885.611526][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 885.611876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 885.612378][ T32] r4:855dd400 ** 3 printk messages dropped ** [ 885.612501][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 885.612827][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 885.612967][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 885.613305][ T32] r10:00000000 r9:852ccb80 r8:80287e08 r7:eb655e60 r6:852ccc00 r5:855dd400 ** 9 printk messages dropped ** [ 885.632673][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 885.633434][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 885.644394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 885.644797][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 4 printk messages dropped ** [ 885.644992][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 7 printk messages dropped ** [ 885.645358][ T32] r4:85243840 ** 5 printk messages dropped ** [ 885.645652][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 885.645989][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.646058][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.646105][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb65de08 [ 885.646128][ T32] r4:00000000 [ 885.646155][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.646192][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.646227][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.646267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aca40 [ 885.646317][ T32] r4:00000000 [ 885.646365][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.646442][ T32] r9:83018005 r8:849c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.646473][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.646518][ T32] r5:00001000 r4:eb41f000 [ 885.646561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.646628][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.646696][ T32] r5:85567f8c r4:85567c00 [ 885.646721][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.646769][ T32] r7:dddced80 r6:83018000 r5:85567f8c r4:852ccc80 [ 885.646790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.646836][ T32] r10:61c88647 r9:849c0000 r8:852cccac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.646859][ T32] r4:852ccc80 [ 885.646885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.646973][ T32] r10:00000000 r9:852ccc80 r8:80287e08 r7:eb659e60 r6:852ccd00 r5:849c0000 [ 885.647020][ T32] r4:00000001 [ 885.647050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.647089][ T32] Exception stack(0xeb65dfb0 to 0xeb65dff8) [ 885.647116][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.647166][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.647199][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.647251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.647277][ T32] r4:852ac840 [ 885.647922][ T32] INFO: task kworker/0:568:5068 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.647969][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.648064][ T32] Workqueue: events bpf_prog_free_deferred [ 885.648209][ T32] Call trace: [ 885.648244][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.648296][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.648319][ T32] r4:00000000 [ 885.648363][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.648408][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.648439][ T32] dd20: c14ba000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.648480][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.648509][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.648533][ T32] r5:800f0013 r4:80239bb0 [ 885.648578][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.648625][ T32] r4:82ac21e4 [ 885.648645][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.648687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.648709][ T32] r4:eab2ddc0 [ 885.648728][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.648768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.648816][ T32] r4:00000000 [ 885.648870][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.648922][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.648957][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.649004][ T32] r5:00001000 r4:dfa09000 [ 885.649024][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.649063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.649104][ T32] r5:85272b8c r4:85272800 [ 885.649125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.649234][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 885.649268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.649384][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.649419][ T32] r4:85249480 [ 885.649438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.649486][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 885.649510][ T32] r4:00000001 [ 885.649529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.649564][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 885.649589][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.649617][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.649642][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.649672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.649695][ T32] r4:85243840 [ 885.649740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.649787][ T32] INFO: task kworker/0:569:5069 blocked for more than 462 seconds. [ 885.649820][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.649868][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.649892][ T32] task:kworker/0:569 state:D stack:0 pid:5069 tgid:5069 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 885.650236][ T32] r4:849c1800 ** 4 printk messages dropped ** [ 885.650476][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb619e08 ** 9 printk messages dropped ** [ 885.651046][ T32] r5:00001000 r4:eb431000 [ 885.651077][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.651125][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.651180][ T32] r5:8559c78c r4:8559c400 [ 885.651225][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.651280][ T32] r7:dddced80 r6:83018000 r5:8559c78c r4:852ccd80 [ 885.651303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.651377][ T32] r10:61c88647 r9:849c1800 r8:852ccdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.651410][ T32] r4:852ccd80 [ 885.651456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.651505][ T32] r10:00000000 r9:852ccd80 r8:80287e08 r7:eb65de60 r6:852cce00 r5:849c1800 [ 885.651528][ T32] r4:00000001 [ 885.651548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.651582][ T32] Exception stack(0xeb619fb0 to 0xeb619ff8) [ 885.651608][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 885.651636][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.651661][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.651690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.651713][ T32] r4:852aca00 [ 885.652077][ T32] INFO: task kworker/0:569:5069 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.652124][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 885.652507][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 885.652708][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 885.652874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 885.653297][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 6 printk messages dropped ** [ 885.673960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 885.674363][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 885.674664][ T32] r4:855d2400 ** 4 printk messages dropped ** [ 885.674966][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb665e08 ** 10 printk messages dropped ** [ 885.675411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 885.675699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 885.676170][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 885.677142][ T32] Call trace: ** 6 printk messages dropped ** [ 885.677437][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 8 printk messages dropped ** [ 885.677750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 885.678372][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 885.678670][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.678697][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.678728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.678750][ T32] r4:85243840 [ 885.678770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.678797][ T32] INFO: task kworker/1:406:5075 blocked for more than 462 seconds. [ 885.678851][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.678948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.679037][ T32] task:kworker/1:406 state:D stack:0 pid:5075 tgid:5075 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.679204][ T32] Workqueue: events bpf_prog_free_deferred [ 885.679252][ T32] Call trace: [ 885.679377][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 885.679429][ T32] r10:8291a684 r9:eb661d84 r8:00000002 r7:60000113 r6:eb661d8c r5:855d3c00 [ 885.679477][ T32] r4:855d3c00 [ 885.679575][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 885.679621][ T32] r5:855d3c00 r4:8291a680 [ 885.679670][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.679712][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.679828][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb661e08 [ 885.679881][ T32] r4:00000000 [ 885.680003][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.680041][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.680100][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.680157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85409f40 [ 885.680183][ T32] r4:00000000 [ 885.680203][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.680374][ T32] r9:83018205 r8:855d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 885.680400][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.680441][ T32] r5:00001000 r4:eb29b000 [ 885.680487][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.680530][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.680574][ T32] r5:8559eb8c r4:8559e800 [ 885.680601][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.680650][ T32] r7:ddde2d80 r6:83018200 r5:8559eb8c r4:852a5480 [ 885.680670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.680716][ T32] r10:61c88647 r9:855d3c00 r8:852a54ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.680743][ T32] r4:852a5480 [ 885.680764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.680858][ T32] r10:00000000 r9:852a5480 r8:80287e08 r7:eb625e60 r6:852a5500 r5:855d3c00 [ 885.680957][ T32] r4:00000001 [ 885.680980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.681022][ T32] Exception stack(0xeb661fb0 to 0xeb661ff8) [ 885.681051][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.681130][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.681197][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.681281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.681307][ T32] r4:852cebc0 [ 885.681686][ T32] INFO: task kworker/1:406:5075 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.681726][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.681867][ T32] Workqueue: events bpf_prog_free_deferred [ 885.681922][ T32] Call trace: [ 885.681954][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.682026][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.682069][ T32] r4:00000000 [ 885.682093][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.682134][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.682192][ T32] dd20: c172a000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.682222][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.682271][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.682300][ T32] r5:800f0013 r4:80239bb0 [ 885.682371][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.682449][ T32] r4:82ac21e4 [ 885.682473][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.682516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.682543][ T32] r4:eab2ddc0 [ 885.682564][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.682606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.682629][ T32] r4:00000000 [ 885.682647][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 885.682975][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 885.683261][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 7 printk messages dropped ** [ 885.716939][ T32] r4:85243840 ** 7 printk messages dropped ** [ 885.717449][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 885.717793][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 885.718157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 885.718376][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 885.718637][ T32] Exception stack(0xeb669fb0 to 0xeb669ff8) ** 6 printk messages dropped ** [ 885.719453][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 885.720203][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 885.720284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.720335][ T32] r4:eab2ddc0 [ 885.720387][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.720438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.720462][ T32] r4:00000000 [ 885.720506][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.720578][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.720604][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.720655][ T32] r5:00001000 r4:dfa09000 [ 885.720678][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.720767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.720819][ T32] r5:85272b8c r4:85272800 [ 885.720842][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.720910][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 885.720959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.721010][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.721054][ T32] r4:85249480 [ 885.721097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.721156][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 885.721221][ T32] r4:00000001 [ 885.721245][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.721284][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 885.721336][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.721393][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.721424][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.721492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.721519][ T32] r4:85243840 [ 885.721540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.721568][ T32] INFO: task kworker/0:571:5078 blocked for more than 462 seconds. [ 885.721598][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.721622][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.721693][ T32] task:kworker/0:571 state:D stack:0 pid:5078 tgid:5078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.721746][ T32] Workqueue: events bpf_prog_free_deferred [ 885.721789][ T32] Call trace: [ 885.721824][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 885.721889][ T32] r10:8291a684 r9:eb671d84 r8:00000002 r7:60000113 r6:eb671d8c r5:855d5400 [ 885.721923][ T32] r4:855d5400 [ 885.721946][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 885.721988][ T32] r5:855d5400 r4:8291a680 [ 885.722008][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.722044][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.722087][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb671e08 [ 885.722109][ T32] r4:00000000 [ 885.722127][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.722173][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.722208][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.722249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c52c0 [ 885.722271][ T32] r4:00000000 ** 3 printk messages dropped ** [ 885.722419][ T32] r5:00001000 r4:eb475000 ** 1 printk messages dropped ** [ 885.722483][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.722529][ T32] r5:8557478c r4:85574400 ** 3 printk messages dropped ** [ 885.722695][ T32] r10:61c88647 r9:855d5400 r8:852ccf2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 885.723008][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 885.731330][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 885.731666][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 885.731841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 12 printk messages dropped ** [ 885.732456][ T32] r4:85249480 ** 4 printk messages dropped ** [ 885.732740][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 7 printk messages dropped ** [ 885.733015][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 885.749025][ T32] r5:855d6000 r4:8291a680 ** 5 printk messages dropped ** [ 885.749294][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 885.749698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 885.749895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 885.750143][ T32] r4:00000001 ** 3 printk messages dropped ** [ 885.750271][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.750322][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.750355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.750377][ T32] r4:852c5dc0 [ 885.751013][ T32] INFO: task kworker/0:572:5080 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.751054][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.751178][ T32] Workqueue: events bpf_prog_free_deferred [ 885.751239][ T32] Call trace: [ 885.751503][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.751682][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.751889][ T32] r4:00000000 [ 885.751913][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.751956][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.751986][ T32] dd20: c1f9d000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.752016][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.752041][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.752065][ T32] r5:800f0013 r4:80239bb0 [ 885.752085][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.752125][ T32] r4:82ac21e4 [ 885.752146][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.752225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.752394][ T32] r4:eab2ddc0 [ 885.752424][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.752469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.752505][ T32] r4:00000000 [ 885.752530][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.752575][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.752610][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.752686][ T32] r5:00001000 r4:dfa09000 [ 885.752712][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.752753][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.752794][ T32] r5:85272b8c r4:85272800 [ 885.752826][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.752878][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 885.752900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.752947][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.752969][ T32] r4:85249480 [ 885.753015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.753090][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 885.753117][ T32] r4:00000001 [ 885.753137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.753238][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 885.753293][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.753325][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.753354][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.753382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.753404][ T32] r4:85243840 [ 885.753502][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.764997][ T32] INFO: task kworker/0:573:5082 blocked for more than 462 seconds. [ 885.765077][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.765108][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.765132][ T32] task:kworker/0:573 state:D stack:0 pid:5082 tgid:5082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.765237][ T32] Workqueue: events bpf_prog_free_deferred [ 885.765326][ T32] Call trace: [ 885.765418][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 885.765477][ T32] r10:8291a684 r9:eb67dd84 r8:00000002 r7:60000113 r6:eb67dd8c r5:855d3000 [ 885.765540][ T32] r4:855d3000 [ 885.765592][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 885.765665][ T32] r5:855d3000 r4:8291a680 [ 885.765702][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.765746][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.765788][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb67de08 [ 885.765810][ T32] r4:00000000 [ 885.765829][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.765891][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.765943][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.766011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b3140 [ 885.766038][ T32] r4:00000000 ** 1 printk messages dropped ** [ 885.766106][ T32] r9:83018005 r8:855d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 3 printk messages dropped ** [ 885.766372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 885.766456][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 885.767153][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 885.768384][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 885.768735][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 885.768968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 885.769683][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 885.770269][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 885.770593][ T32] Workqueue: events bpf_prog_free_deferred [ 885.770661][ T32] Call trace: [ 885.770722][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 885.770777][ T32] r10:8291a684 r9:eb685d84 r8:00000002 r7:60000013 r6:eb685d8c r5:855d1800 [ 885.770802][ T32] r4:855d1800 [ 885.770847][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 885.770918][ T32] r5:855d1800 r4:8291a680 [ 885.771041][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.771083][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.771126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb685e08 [ 885.771160][ T32] r4:00000000 [ 885.771182][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.771218][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.771253][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.771318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b32c0 [ 885.771345][ T32] r4:00000000 [ 885.771366][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.771409][ T32] r9:83018005 r8:855d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 885.771481][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.771624][ T32] r5:00001000 r4:eb49f000 [ 885.771648][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.771690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.771733][ T32] r5:8557538c r4:85575000 [ 885.771753][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 885.772040][ T32] r10:00000000 r9:852b7080 r8:80287e08 r7:eb67de60 r6:852a5800 r5:855d1800 ** 6 printk messages dropped ** [ 885.772266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 885.773269][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 885.806226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 9 printk messages dropped ** [ 885.806697][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 885.807176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 885.807689][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 885.808287][ T32] r4:855d0c00 ** 3 printk messages dropped ** [ 885.808418][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 885.808857][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 885.808982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 885.809475][ T32] r10:00000000 r9:852b7100 r8:80287e08 r7:eb685e60 r6:852a5880 r5:855d0c00 ** 13 printk messages dropped ** [ 885.810906][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 10 printk messages dropped ** [ 885.811261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 14 printk messages dropped ** [ 885.812086][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 885.812420][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 885.812614][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.812649][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.812675][ T32] task:kworker/0:576 state:D stack:0 pid:5087 tgid:5087 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.812723][ T32] Workqueue: events bpf_prog_free_deferred [ 885.812788][ T32] Call trace: [ 885.812823][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 885.812882][ T32] r10:8291a684 r9:eb691d84 r8:00000002 r7:60000113 r6:eb691d8c r5:855cc800 [ 885.812908][ T32] r4:855cc800 [ 885.812955][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 885.813000][ T32] r5:855cc800 r4:8291a680 [ 885.813021][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.813060][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.813102][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb691e08 [ 885.813126][ T32] r4:00000000 [ 885.813146][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.813212][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.813262][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.813332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b3440 [ 885.813358][ T32] r4:00000000 [ 885.813378][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.813421][ T32] r9:83018005 r8:855cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 885.813462][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.830473][ T32] r5:00001000 r4:eb4b1000 [ 885.830534][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.830664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.830714][ T32] r5:8557578c r4:85575400 [ 885.830737][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.830858][ T32] r7:dddced80 r6:83018000 r5:8557578c r4:852b7180 [ 885.830965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.831020][ T32] r10:61c88647 r9:855cc800 r8:852b71ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.831885][ T32] r4:852b7180 [ 885.831913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.832295][ T32] r10:00000000 r9:852b7180 r8:80287e08 r7:eb68de60 r6:852a5900 r5:855cc800 [ 885.832505][ T32] r4:00000001 [ 885.832531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.832573][ T32] Exception stack(0xeb691fb0 to 0xeb691ff8) [ 885.832629][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.832664][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.832692][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.832723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.832895][ T32] r4:852b3200 [ 885.846211][ T32] INFO: task kworker/0:576:5087 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.846358][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.846448][ T32] Workqueue: events bpf_prog_free_deferred [ 885.846511][ T32] Call trace: [ 885.846567][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.846626][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.846652][ T32] r4:00000000 [ 885.846822][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.846869][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.846900][ T32] dd20: c296f000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.846931][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.846976][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.847001][ T32] r5:800f0013 r4:80239bb0 [ 885.847022][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.847066][ T32] r4:82ac21e4 [ 885.847110][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.847166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.847215][ T32] r4:eab2ddc0 ** 1 printk messages dropped ** [ 885.847332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 7 printk messages dropped ** [ 885.847791][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 885.848449][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 7 printk messages dropped ** [ 885.849101][ T32] r4:85243840 ** 5 printk messages dropped ** [ 885.850112][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 885.850838][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb699e08 ** 11 printk messages dropped ** [ 885.853359][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 885.853457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 885.884701][ T32] r4:00000001 ** 5 printk messages dropped ** [ 885.884954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 885.886244][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 3 printk messages dropped ** [ 885.886350][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 885.886550][ T32] r4:eab2ddc0 [ 885.886575][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.886642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.886669][ T32] r4:00000000 [ 885.886689][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.886735][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.886791][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.886858][ T32] r5:00001000 r4:dfa09000 [ 885.886922][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.886979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.887022][ T32] r5:85272b8c r4:85272800 [ 885.887042][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.887088][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 885.887109][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.887154][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.887201][ T32] r4:85249480 [ 885.887224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.887306][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 885.887352][ T32] r4:00000001 [ 885.887394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.887458][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 885.887488][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.887516][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.887544][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.887594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.887619][ T32] r4:85243840 [ 885.887639][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.887690][ T32] INFO: task kworker/0:578:5091 blocked for more than 462 seconds. [ 885.887748][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.887797][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.887844][ T32] task:kworker/0:578 state:D stack:0 pid:5091 tgid:5091 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.887893][ T32] Workqueue: events bpf_prog_free_deferred [ 885.887956][ T32] Call trace: [ 885.887990][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 885.888057][ T32] r10:8291a684 r9:eb6add84 r8:00000002 r7:60000113 r6:eb6add8c r5:855e0000 [ 885.888085][ T32] r4:855e0000 [ 885.888105][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 885.888180][ T32] r5:855e0000 r4:8291a680 [ 885.888213][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.888253][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.888348][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ade08 [ 885.888374][ T32] r4:00000000 [ 885.888418][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.888467][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.888506][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.888547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b3800 [ 885.888569][ T32] r4:00000000 [ 885.888589][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.888632][ T32] r9:83018005 r8:855e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 885.888653][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.888779][ T32] r5:00001000 r4:eb6a9000 [ 885.888803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.888842][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.888883][ T32] r5:8557638c r4:85576000 [ 885.888903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.888947][ T32] r7:dddced80 r6:83018000 r5:8557638c r4:852b7280 [ 885.889007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.889055][ T32] r10:61c88647 r9:855e0000 r8:852b72ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.889100][ T32] r4:852b7280 [ 885.889145][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.889227][ T32] r10:00000000 r9:852b7280 r8:80287e08 r7:eb68de60 r6:852a5a00 r5:855e0000 [ 885.889252][ T32] r4:00000001 [ 885.889281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.889321][ T32] Exception stack(0xeb6adfb0 to 0xeb6adff8) [ 885.889348][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.889375][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.889429][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.889461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.889484][ T32] r4:852b37c0 [ 885.889733][ T32] INFO: task kworker/0:578:5091 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.889786][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.889896][ T32] Workqueue: events bpf_prog_free_deferred [ 885.889965][ T32] Call trace: ** 1 printk messages dropped ** [ 885.890118][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 885.890467][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 885.890670][ T32] r4:00000000 ** 6 printk messages dropped ** [ 885.891019][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 885.891288][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 7 printk messages dropped ** [ 885.891625][ T32] r4:85243840 ** 5 printk messages dropped ** [ 885.891862][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 885.892509][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 885.892872][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 885.892971][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 885.893399][ T32] r4:00000001 ** 5 printk messages dropped ** [ 885.908699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 885.909673][ T32] r4:00000000 ** 4 printk messages dropped ** [ 885.909888][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 885.910213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 885.910713][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 885.911054][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 885.911262][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.911287][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.911308][ T32] task:kworker/0:580 state:D stack:0 pid:5098 tgid:5098 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.911389][ T32] Workqueue: events bpf_prog_free_deferred [ 885.911460][ T32] Call trace: [ 885.911584][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 885.911669][ T32] r10:8291a684 r9:eb6e1d84 r8:00000002 r7:60000113 r6:eb6e1d8c r5:855e2400 [ 885.911717][ T32] r4:855e2400 [ 885.911763][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 885.911809][ T32] r5:855e2400 r4:8291a680 [ 885.911831][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.911870][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.911935][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e1e08 [ 885.911981][ T32] r4:00000000 [ 885.912003][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.912039][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.912096][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.912162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b39c0 [ 885.912187][ T32] r4:00000000 [ 885.912216][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.912283][ T32] r9:83018005 r8:855e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 885.912331][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.912376][ T32] r5:00001000 r4:eb6c5000 [ 885.912395][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.912504][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.912593][ T32] r5:85576b8c r4:85576800 [ 885.912616][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.912683][ T32] r7:dddced80 r6:83018000 r5:85576b8c r4:852b7380 [ 885.912707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.912797][ T32] r10:61c88647 r9:855e2400 r8:852b73ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.912844][ T32] r4:852b7380 [ 885.912908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.912955][ T32] r10:00000000 r9:852b7380 r8:80287e08 r7:eb6bde60 r6:852a5b00 r5:855e2400 [ 885.912999][ T32] r4:00000001 [ 885.913022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.913058][ T32] Exception stack(0xeb6e1fb0 to 0xeb6e1ff8) [ 885.913084][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.913134][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.913163][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.913226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.913273][ T32] r4:852b3a00 [ 885.929972][ T32] INFO: task kworker/0:580:5098 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.930042][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.930145][ T32] Workqueue: events bpf_prog_free_deferred [ 885.930222][ T32] Call trace: [ 885.930302][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.930360][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.930385][ T32] r4:00000000 [ 885.930429][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 885.930592][ T32] dd20: c3319000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 4 printk messages dropped ** [ 885.930734][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 885.930846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 3 printk messages dropped ** [ 885.931040][ T32] r4:00000000 ** 2 printk messages dropped ** [ 885.931153][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 885.931352][ T32] r5:85272b8c r4:85272800 ** 1 printk messages dropped ** [ 885.931452][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 3 printk messages dropped ** [ 885.931614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.931664][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 885.931688][ T32] r4:00000001 [ 885.931707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.931743][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 885.931770][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.931798][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.931846][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.931898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.931923][ T32] r4:85243840 [ 885.931967][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.931997][ T32] INFO: task kworker/0:581:5099 blocked for more than 462 seconds. [ 885.932047][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.932127][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.932173][ T32] task:kworker/0:581 state:D stack:0 pid:5099 tgid:5099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.932241][ T32] Workqueue: events bpf_prog_free_deferred [ 885.932343][ T32] Call trace: [ 885.932395][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 885.932489][ T32] r10:8291a684 r9:eb6e5d84 r8:00000002 r7:60000113 r6:eb6e5d8c r5:855e3000 [ 885.932540][ T32] r4:855e3000 [ 885.932641][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 885.932726][ T32] r5:855e3000 r4:8291a680 [ 885.932765][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.932842][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.932923][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e5e08 [ 885.932973][ T32] r4:00000000 [ 885.932996][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.933057][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.933128][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.933204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b3b00 [ 885.933241][ T32] r4:00000000 [ 885.933308][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.933361][ T32] r9:83018005 r8:855e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 885.933384][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.933434][ T32] r5:00001000 r4:eb6d3000 [ 885.933454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.933496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.943807][ T32] r5:85576f8c r4:85576c00 [ 885.943860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.943945][ T32] r7:dddced80 r6:83018000 r5:85576f8c r4:852b7400 [ 885.943979][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.944050][ T32] r10:61c88647 r9:855e3000 r8:852b742c r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.944142][ T32] r4:852b7400 [ 885.944187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.944236][ T32] r10:00000000 r9:852b7400 r8:80287e08 r7:eb6e1e60 r6:852a5b80 r5:855e3000 [ 885.944288][ T32] r4:00000001 [ 885.944312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.944350][ T32] Exception stack(0xeb6e5fb0 to 0xeb6e5ff8) [ 885.944378][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 885.944422][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.944459][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.944488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.944511][ T32] r4:852b3a00 [ 885.944980][ T32] INFO: task kworker/0:581:5099 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.945014][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.945107][ T32] Workqueue: events bpf_prog_free_deferred [ 885.945211][ T32] Call trace: [ 885.945246][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.945331][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.945357][ T32] r4:00000000 [ 885.945407][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.945454][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.945504][ T32] dd20: c3616000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.945536][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.945563][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.945586][ T32] r5:800f0013 r4:80239bb0 [ 885.945627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.945671][ T32] r4:82ac21e4 [ 885.945713][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.945758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.945781][ T32] r4:eab2ddc0 [ 885.945822][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.945867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.945889][ T32] r4:00000000 [ 885.945908][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.945988][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.946035][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.946080][ T32] r5:00001000 r4:dfa09000 [ 885.946142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.946215][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.946284][ T32] r5:85272b8c r4:85272800 [ 885.946308][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.946354][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 885.946375][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.946425][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.946448][ T32] r4:85249480 [ 885.946467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.946523][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 885.946549][ T32] r4:00000001 [ 885.946568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.946604][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 885.946630][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.946657][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.946716][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.946770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.946816][ T32] r4:85243840 [ 885.946839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.946866][ T32] INFO: task kworker/0:582:5101 blocked for more than 462 seconds. [ 885.946896][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.946920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.946974][ T32] task:kworker/0:582 state:D stack:0 pid:5101 tgid:5101 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.947049][ T32] Workqueue: events bpf_prog_free_deferred [ 885.947205][ T32] Call trace: [ 885.947285][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 885.947356][ T32] r10:8291a684 r9:eb6f1d84 r8:00000002 r7:60000113 r6:eb6f1d8c r5:855e3c00 [ 885.947381][ T32] r4:855e3c00 [ 885.947402][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 885.947449][ T32] r5:855e3c00 r4:8291a680 [ 885.947468][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.947507][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.947551][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f1e08 [ 885.947602][ T32] r4:00000000 [ 885.947637][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.947688][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.947747][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.947791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b3d00 [ 885.947816][ T32] r4:00000000 [ 885.947855][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.948002][ T32] r9:83018005 r8:855e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 885.948032][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.948098][ T32] r5:00001000 r4:eb6d9000 [ 885.948121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.948164][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.948264][ T32] r5:8557738c r4:85577000 [ 885.948288][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.948334][ T32] r7:dddced80 r6:83018000 r5:8557738c r4:852b7480 [ 885.948354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.948449][ T32] r10:61c88647 r9:855e3c00 r8:852b74ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.948476][ T32] r4:852b7480 [ 885.948496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.948578][ T32] r10:00000000 r9:852b7480 r8:80287e08 r7:eb6e5e60 r6:852a5c00 r5:855e3c00 [ 885.948603][ T32] r4:00000001 [ 885.948622][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.948658][ T32] Exception stack(0xeb6f1fb0 to 0xeb6f1ff8) [ 885.948684][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.948711][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.948769][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.948821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.948849][ T32] r4:852b3b40 [ 885.949085][ T32] INFO: task kworker/0:582:5101 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.949144][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.949273][ T32] Workqueue: events bpf_prog_free_deferred [ 885.949318][ T32] Call trace: [ 885.949383][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.949499][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.949547][ T32] r4:00000000 [ 885.949601][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.949664][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.949695][ T32] dd20: c3616000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.949723][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.949748][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.949782][ T32] r5:800f0013 r4:80239bb0 [ 885.949846][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.949890][ T32] r4:82ac21e4 [ 885.949910][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.949973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.950020][ T32] r4:eab2ddc0 [ 885.950043][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.950106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.950131][ T32] r4:00000000 [ 885.950151][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.950215][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.950283][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.950356][ T32] r5:00001000 r4:dfa09000 [ 885.950448][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.950492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.950577][ T32] r5:85272b8c r4:85272800 [ 885.950601][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.950689][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 885.950735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.950784][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.950806][ T32] r4:85249480 [ 885.950824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.950873][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 885.950926][ T32] r4:00000001 [ 885.950957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.951007][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 885.951079][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.951110][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.951136][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.951250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.951277][ T32] r4:85243840 [ 885.951306][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.951334][ T32] INFO: task kworker/0:583:5103 blocked for more than 462 seconds. [ 885.951361][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.951406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.951445][ T32] task:kworker/0:583 state:D stack:0 pid:5103 tgid:5103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.951507][ T32] Workqueue: events bpf_prog_free_deferred [ 885.951663][ T32] Call trace: [ 885.951701][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 885.951749][ T32] r10:8291a684 r9:eb701d84 r8:00000002 r7:60000113 r6:eb701d8c r5:855e4800 [ 885.951771][ T32] r4:855e4800 [ 885.951791][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 885.951833][ T32] r5:855e4800 r4:8291a680 [ 885.951874][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.951915][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.951956][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb701e08 [ 885.951978][ T32] r4:00000000 [ 885.951996][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.952031][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.952065][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.952122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cefc0 [ 885.952175][ T32] r4:00000000 [ 885.952220][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.952267][ T32] r9:83018005 r8:855e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 885.952289][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.952329][ T32] r5:00001000 r4:eb6f9000 [ 885.952348][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.952385][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.952474][ T32] r5:85577b8c r4:85577800 [ 885.952530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.952610][ T32] r7:dddced80 r6:83018000 r5:85577b8c r4:852b7500 [ 885.952634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.952682][ T32] r10:61c88647 r9:855e4800 r8:852b752c r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.952727][ T32] r4:852b7500 [ 885.952774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.952822][ T32] r10:00000000 r9:852b7500 r8:80287e08 r7:eb6f1e60 r6:852a5c80 r5:855e4800 [ 885.952845][ T32] r4:00000001 [ 885.952864][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.952898][ T32] Exception stack(0xeb701fb0 to 0xeb701ff8) [ 885.952923][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.952951][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.952977][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.953005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.953026][ T32] r4:852b3c40 [ 885.953292][ T32] INFO: task kworker/0:583:5103 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.953354][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.953417][ T32] Workqueue: events bpf_prog_free_deferred [ 885.974045][ T32] Call trace: [ 885.974090][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.974179][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.974208][ T32] r4:00000000 [ 885.974256][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.974356][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.974390][ T32] dd20: c3a03000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.974426][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.974453][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.974476][ T32] r5:800f0013 r4:80239bb0 [ 885.974497][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.974567][ T32] r4:82ac21e4 [ 885.974592][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.974634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.974657][ T32] r4:eab2ddc0 [ 885.974697][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.974743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.974786][ T32] r4:00000000 [ 885.974809][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.974878][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.974926][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.974974][ T32] r5:00001000 r4:dfa09000 [ 885.975018][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.975061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.975104][ T32] r5:85272b8c r4:85272800 [ 885.975146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.975217][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 885.975242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.975310][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.975336][ T32] r4:85249480 [ 885.975355][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.975400][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 885.975431][ T32] r4:00000001 [ 885.975452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.975487][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 885.975534][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.975586][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.975615][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.975644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.975666][ T32] r4:85243840 [ 885.975688][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.975724][ T32] INFO: task kworker/0:584:5105 blocked for more than 463 seconds. [ 885.975754][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.975778][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.975800][ T32] task:kworker/0:584 state:D stack:0 pid:5105 tgid:5105 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.975897][ T32] Workqueue: events bpf_prog_free_deferred [ 885.975986][ T32] Call trace: [ 885.976076][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 885.976127][ T32] r10:8291a684 r9:eb70dd84 r8:00000002 r7:60000113 r6:eb70dd8c r5:855e6c00 [ 885.976151][ T32] r4:855e6c00 [ 885.976256][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 885.976303][ T32] r5:855e6c00 r4:8291a680 [ 885.976323][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.976361][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.976402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb70de08 [ 885.976453][ T32] r4:00000000 [ 885.976475][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.976512][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.976546][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.976586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b3dc0 [ 885.976609][ T32] r4:00000000 [ 885.976627][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.976692][ T32] r9:83018005 r8:855e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 885.976732][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.976805][ T32] r5:00001000 r4:eb6f3000 [ 885.976828][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.976912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.977021][ T32] r5:8557778c r4:85577400 [ 885.977046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.977116][ T32] r7:dddced80 r6:83018000 r5:8557778c r4:852b7580 [ 885.977140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.977199][ T32] r10:61c88647 r9:855e6c00 r8:852b75ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.977222][ T32] r4:852b7580 [ 885.977241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.977284][ T32] r10:00000000 r9:852b7580 r8:80287e08 r7:eb701e60 r6:852a5d00 r5:855e6c00 [ 885.977351][ T32] r4:00000001 [ 885.977374][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.977427][ T32] Exception stack(0xeb70dfb0 to 0xeb70dff8) [ 885.977457][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.977485][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.977513][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.977541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.977595][ T32] r4:852ce7c0 [ 885.978061][ T32] INFO: task kworker/0:584:5105 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.978094][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.978228][ T32] Workqueue: events bpf_prog_free_deferred [ 885.978319][ T32] Call trace: [ 885.978351][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.978401][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.978431][ T32] r4:00000000 [ 885.978471][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.978515][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.978544][ T32] dd20: c3a03000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.978615][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.978655][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.978679][ T32] r5:800f0013 r4:80239bb0 [ 885.978710][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.978763][ T32] r4:82ac21e4 [ 885.978824][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.978875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.978942][ T32] r4:eab2ddc0 [ 885.978996][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.979041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.979066][ T32] r4:00000000 [ 885.979094][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.979163][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.979188][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.979268][ T32] r5:00001000 r4:dfa09000 [ 885.979299][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.979339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.979381][ T32] r5:85272b8c r4:85272800 [ 885.979421][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.979471][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 885.979492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.979537][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.979560][ T32] r4:85249480 [ 885.979629][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.979720][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 885.979746][ T32] r4:00000001 [ 885.979765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.979799][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 885.979843][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.979873][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.979912][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.979943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.979965][ T32] r4:85243840 [ 885.980004][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.980036][ T32] INFO: task kworker/0:585:5106 blocked for more than 463 seconds. [ 885.980063][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.980129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.980198][ T32] task:kworker/0:585 state:D stack:0 pid:5106 tgid:5106 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.980281][ T32] Workqueue: events bpf_prog_free_deferred [ 885.980346][ T32] Call trace: [ 885.980411][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 885.980480][ T32] r10:8291a684 r9:eb719d84 r8:00000002 r7:60000013 r6:eb719d8c r5:855d6c00 [ 885.980504][ T32] r4:855d6c00 [ 885.980524][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 885.980566][ T32] r5:855d6c00 r4:8291a680 [ 885.980587][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.980657][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 885.980703][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb719e08 [ 885.980790][ T32] r4:00000000 [ 885.980812][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 885.980847][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.980910][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.980989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852acac0 [ 885.981041][ T32] r4:00000000 [ 885.981064][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.981107][ T32] r9:83018005 r8:855d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 885.981152][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.981217][ T32] r5:00001000 r4:eb70f000 [ 885.981252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.981330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.981376][ T32] r5:85577f8c r4:85577c00 [ 885.981396][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.981447][ T32] r7:dddced80 r6:83018000 r5:85577f8c r4:852b7600 [ 885.981468][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.981514][ T32] r10:61c88647 r9:855d6c00 r8:852b762c r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.981536][ T32] r4:852b7600 [ 885.981578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.981627][ T32] r10:00000000 r9:852b7600 r8:80287e08 r7:eb701e60 r6:852a5d80 r5:855d6c00 [ 885.981673][ T32] r4:00000001 [ 885.981695][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.981753][ T32] Exception stack(0xeb719fb0 to 0xeb719ff8) [ 885.981787][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 885.981816][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.981842][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.981920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.981948][ T32] r4:852acf40 [ 885.982189][ T32] INFO: task kworker/0:585:5106 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 885.982241][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.982322][ T32] Workqueue: events bpf_prog_free_deferred [ 885.982390][ T32] Call trace: [ 885.982424][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 885.982475][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 885.982498][ T32] r4:00000000 [ 885.982517][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.982555][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 885.982582][ T32] dd20: c3a03000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 885.982675][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 885.982724][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.982771][ T32] r5:800f0013 r4:80239bb0 [ 885.982836][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.982880][ T32] r4:82ac21e4 [ 885.982918][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.983028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 885.983075][ T32] r4:eab2ddc0 [ 885.983119][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.983163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 885.983206][ T32] r4:00000000 [ 885.983250][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 885.983296][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 885.983317][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.983368][ T32] r5:00001000 r4:dfa09000 [ 885.983391][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.983472][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.015598][ T32] r5:85272b8c r4:85272800 [ 886.015640][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.015724][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.015751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.015801][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.015823][ T32] r4:85249480 [ 886.015863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.015913][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.015936][ T32] r4:00000001 [ 886.015955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.016012][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.016064][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.016097][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.016169][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.016221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.016246][ T32] r4:85243840 [ 886.016269][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.016296][ T32] INFO: task kworker/0:586:5108 blocked for more than 463 seconds. [ 886.016369][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.016421][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.016468][ T32] task:kworker/0:586 state:D stack:0 pid:5108 tgid:5108 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.016611][ T32] Workqueue: events bpf_prog_free_deferred [ 886.016657][ T32] Call trace: [ 886.016687][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.016737][ T32] r10:8291a684 r9:eb721d84 r8:00000002 r7:60000013 r6:eb721d8c r5:855e8c00 [ 886.016760][ T32] r4:855e8c00 [ 886.016801][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.016871][ T32] r5:855e8c00 r4:8291a680 [ 886.016894][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.016954][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.016999][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb721e08 [ 886.017021][ T32] r4:00000000 [ 886.017040][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.017075][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.017111][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.017152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5780 [ 886.017189][ T32] r4:00000000 [ 886.017211][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.017257][ T32] r9:83018005 r8:855e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 886.017280][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.017346][ T32] r5:00001000 r4:eb715000 [ 886.017370][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.017409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.017457][ T32] r5:8557838c r4:85578000 [ 886.017478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.017522][ T32] r7:dddced80 r6:83018000 r5:8557838c r4:852b7680 [ 886.017565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.017616][ T32] r10:61c88647 r9:855e8c00 r8:852b76ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.017639][ T32] r4:852b7680 [ 886.017668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.017736][ T32] r10:00000000 r9:852b7680 r8:80287e08 r7:eb719e60 r6:852a5e00 r5:855e8c00 [ 886.017782][ T32] r4:00000001 [ 886.017804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.017841][ T32] Exception stack(0xeb721fb0 to 0xeb721ff8) [ 886.017867][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.017895][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.017941][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.017993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.018041][ T32] r4:852acf40 [ 886.018510][ T32] INFO: task kworker/0:586:5108 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.018579][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.018637][ T32] Workqueue: events bpf_prog_free_deferred [ 886.018707][ T32] Call trace: [ 886.018740][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.018808][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.018834][ T32] r4:00000000 [ 886.018854][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.018892][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.018930][ T32] dd20: c4164000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.018970][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.018999][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.019033][ T32] r5:800f0013 r4:80239bb0 [ 886.019079][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.019123][ T32] r4:82ac21e4 [ 886.019143][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.019184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.019206][ T32] r4:eab2ddc0 [ 886.019255][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.019311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.019345][ T32] r4:00000000 [ 886.019367][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.019410][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.019439][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.019480][ T32] r5:00001000 r4:dfa09000 [ 886.019516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.019559][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.019600][ T32] r5:85272b8c r4:85272800 [ 886.019640][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.019688][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.019709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.019754][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.019797][ T32] r4:85249480 [ 886.019819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.019867][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.019890][ T32] r4:00000001 [ 886.019910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.019965][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.020025][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.020066][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.020125][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.020156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.020179][ T32] r4:85243840 [ 886.020199][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.020223][ T32] INFO: task kworker/0:587:5109 blocked for more than 463 seconds. [ 886.020249][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.020283][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.020306][ T32] task:kworker/0:587 state:D stack:0 pid:5109 tgid:5109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.020377][ T32] Workqueue: events bpf_prog_free_deferred [ 886.020425][ T32] Call trace: [ 886.020520][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.020576][ T32] r10:8291a684 r9:eb729d84 r8:00000002 r7:60000113 r6:eb729d8c r5:855e9800 [ 886.020621][ T32] r4:855e9800 [ 886.020644][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.020734][ T32] r5:855e9800 r4:8291a680 [ 886.020783][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.020830][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.020877][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb729e08 [ 886.020935][ T32] r4:00000000 [ 886.020981][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.021052][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.021090][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.021132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85318300 [ 886.021197][ T32] r4:00000000 [ 886.021239][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.021324][ T32] r9:83018005 r8:855e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d9000 [ 886.021348][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.021390][ T32] r5:00001000 r4:eb735000 [ 886.021410][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.021456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.021500][ T32] r5:8559d38c r4:8559d000 [ 886.021545][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.021612][ T32] r7:dddced80 r6:83018000 r5:8559d38c r4:852b7700 [ 886.021634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.021693][ T32] r10:61c88647 r9:855e9800 r8:852b772c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.021740][ T32] r4:852b7700 [ 886.021768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.021855][ T32] r10:00000000 r9:852b7700 r8:80287e08 r7:eb721e60 r6:852a5e80 r5:855e9800 [ 886.021886][ T32] r4:00000001 [ 886.021905][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.021963][ T32] Exception stack(0xeb729fb0 to 0xeb729ff8) [ 886.021998][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 886.022062][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.022118][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.022149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.022181][ T32] r4:852c50c0 [ 886.022434][ T32] INFO: task kworker/0:587:5109 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.022468][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.022569][ T32] Workqueue: events bpf_prog_free_deferred [ 886.022663][ T32] Call trace: [ 886.022762][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.022818][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.022842][ T32] r4:00000000 [ 886.022862][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.022910][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.022962][ T32] dd20: c4164000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.022994][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.023036][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.023091][ T32] r5:800f0013 r4:80239bb0 [ 886.023124][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.023167][ T32] r4:82ac21e4 [ 886.023186][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.023237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.023262][ T32] r4:eab2ddc0 [ 886.023282][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.023345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.023371][ T32] r4:00000000 [ 886.023389][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.023459][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.045817][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.045940][ T32] r5:00001000 r4:dfa09000 [ 886.045997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.046044][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.046145][ T32] r5:85272b8c r4:85272800 [ 886.046203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.046260][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.046304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.046370][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.046396][ T32] r4:85249480 [ 886.046421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.046468][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.046511][ T32] r4:00000001 [ 886.046535][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 886.046711][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 886.047011][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 886.047481][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 886.047719][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 886.047944][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 886.048081][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.048125][ T32] r5:8557878c r4:85578400 [ 886.048157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.048234][ T32] r7:dddced80 r6:83018000 r5:8557878c r4:852b7780 [ 886.048263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.048310][ T32] r10:61c88647 r9:855e8000 r8:852b77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.048341][ T32] r4:852b7780 [ 886.048388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.048440][ T32] r10:00000000 r9:852b7780 r8:80287e08 r7:eb729e60 r6:852a5f00 r5:855e8000 [ 886.048483][ T32] r4:00000001 [ 886.048510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.048546][ T32] Exception stack(0xeb739fb0 to 0xeb739ff8) [ 886.048572][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 886.048622][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.048656][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.048685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.048708][ T32] r4:85400080 [ 886.049187][ T32] INFO: task kworker/0:588:5111 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.049233][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.049371][ T32] Workqueue: events bpf_prog_free_deferred [ 886.049451][ T32] Call trace: [ 886.049511][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.049564][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.049602][ T32] r4:00000000 [ 886.049645][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.049708][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.049766][ T32] dd20: c4785000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.049802][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.049827][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.049853][ T32] r5:800f0013 r4:80239bb0 [ 886.049872][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.049934][ T32] r4:82ac21e4 [ 886.049963][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.050006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.050028][ T32] r4:eab2ddc0 [ 886.050114][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.050178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.050226][ T32] r4:00000000 [ 886.050249][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.050293][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.050345][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.050452][ T32] r5:00001000 r4:dfa09000 [ 886.050477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.050554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.050600][ T32] r5:85272b8c r4:85272800 [ 886.050620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.050665][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.050686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.050752][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.050778][ T32] r4:85249480 [ 886.050808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.050879][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 3 printk messages dropped ** [ 886.051055][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 886.051173][ T32] r4:85243840 ** 2 printk messages dropped ** [ 886.051282][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 886.051450][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 886.051633][ T32] r4:849c3c00 ** 1 printk messages dropped ** [ 886.051718][ T32] r5:849c3c00 r4:8291a680 [ 886.051737][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.051783][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.051850][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb679e08 [ 886.051895][ T32] r4:00000000 [ 886.051916][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.051955][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.051989][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.052052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854003c0 [ 886.052077][ T32] r4:00000000 [ 886.052097][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.052140][ T32] r9:83018005 r8:849c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 886.052161][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.052205][ T32] r5:00001000 r4:eb745000 [ 886.052278][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.052341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.052418][ T32] r5:85578b8c r4:85578800 [ 886.052452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.052501][ T32] r7:dddced80 r6:83018000 r5:85578b8c r4:852b7800 [ 886.052531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.052580][ T32] r10:61c88647 r9:849c3c00 r8:852b782c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.052603][ T32] r4:852b7800 [ 886.052632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.052678][ T32] r10:00000000 r9:852b7800 r8:80287e08 r7:eb729e60 r6:852b7880 r5:849c3c00 [ 886.052701][ T32] r4:00000001 [ 886.052729][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.052767][ T32] Exception stack(0xeb679fb0 to 0xeb679ff8) [ 886.052815][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 886.052845][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.052874][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.052902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.052937][ T32] r4:854001c0 [ 886.053200][ T32] INFO: task kworker/0:589:5114 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.053255][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.053338][ T32] Workqueue: events bpf_prog_free_deferred [ 886.053403][ T32] Call trace: [ 886.053440][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.073732][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.073814][ T32] r4:00000000 [ 886.073841][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.073917][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.073952][ T32] dd20: c4986000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.073981][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.074007][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.074031][ T32] r5:800f0013 r4:80239bb0 [ 886.074064][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.074108][ T32] r4:82ac21e4 [ 886.074128][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.074173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.074196][ T32] r4:eab2ddc0 [ 886.074237][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.074364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.074396][ T32] r4:00000000 [ 886.074493][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.074687][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.074735][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.074826][ T32] r5:00001000 r4:dfa09000 [ 886.074850][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.074904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.074958][ T32] r5:85272b8c r4:85272800 [ 886.074978][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.075034][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.075058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 886.075215][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 886.075594][ T32] INFO: task kworker/1:408:5116 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 886.076249][ T32] r5:849c2400 r4:8291a680 ** 5 printk messages dropped ** [ 886.076510][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 886.076940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 886.077006][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 886.077359][ T32] r10:00000000 r9:852a5f80 r8:80287e08 r7:eb661e60 r6:852b7900 r5:849c2400 ** 9 printk messages dropped ** [ 886.078178][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 886.078832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 9 printk messages dropped ** [ 886.079347][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 886.079607][ T32] r4:85249480 ** 1 printk messages dropped ** [ 886.079720][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 4 printk messages dropped ** [ 886.080001][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 886.080161][ T32] INFO: task kworker/0:590:5118 blocked for more than 463 seconds. ** 1 printk messages dropped ** [ 886.080264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.080330][ T32] task:kworker/0:590 state:D stack:0 pid:5118 tgid:5118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.080579][ T32] Workqueue: events bpf_prog_free_deferred [ 886.080664][ T32] Call trace: [ 886.080730][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.080809][ T32] r10:8291a684 r9:eb751d84 r8:00000002 r7:60000113 r6:eb751d8c r5:849c5400 [ 886.080836][ T32] r4:849c5400 [ 886.080857][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.080940][ T32] r5:849c5400 r4:8291a680 [ 886.080988][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.081060][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.081148][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb751e08 [ 886.081210][ T32] r4:00000000 [ 886.081243][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.081282][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.081333][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.081376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854005c0 [ 886.081401][ T32] r4:00000000 [ 886.081458][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.081521][ T32] r9:83018005 r8:849c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.081565][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.081611][ T32] r5:00001000 r4:dfa87000 [ 886.081631][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.081693][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.081751][ T32] r5:85578f8c r4:85578c00 [ 886.081773][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.081820][ T32] r7:dddced80 r6:83018000 r5:85578f8c r4:852b7980 [ 886.081841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.081887][ T32] r10:61c88647 r9:849c5400 r8:852b79ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.081964][ T32] r4:852b7980 [ 886.081986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.082031][ T32] r10:00000000 r9:852b7980 r8:80287e08 r7:eb679e60 r6:852b7a00 r5:849c5400 [ 886.082052][ T32] r4:00000001 [ 886.082071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.082105][ T32] Exception stack(0xeb751fb0 to 0xeb751ff8) [ 886.082130][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.082158][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.082184][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.082233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.082259][ T32] r4:85400380 [ 886.082532][ T32] INFO: task kworker/0:590:5118 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.082610][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.082714][ T32] Workqueue: events bpf_prog_free_deferred [ 886.082803][ T32] Call trace: [ 886.082835][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.082908][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.082955][ T32] r4:00000000 [ 886.083021][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.083063][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.083091][ T32] dd20: c4986000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.083141][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.083170][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.083195][ T32] r5:800f0013 r4:80239bb0 [ 886.083225][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.083268][ T32] r4:82ac21e4 [ 886.083288][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.083351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.083376][ T32] r4:eab2ddc0 [ 886.083420][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.103985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.104057][ T32] r4:00000000 [ 886.104101][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 886.104430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 886.104792][ T32] r4:00000001 ** 1 printk messages dropped ** [ 886.104901][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 3 printk messages dropped ** [ 886.105068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 886.105290][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.105313][ T32] task:kworker/0:591 state:D stack:0 pid:5120 tgid:5120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.105391][ T32] Workqueue: events bpf_prog_free_deferred [ 886.105481][ T32] Call trace: [ 886.105548][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.105603][ T32] r10:8291a684 r9:eb66dd84 r8:00000002 r7:60000113 r6:eb66dd8c r5:849c0c00 [ 886.105626][ T32] r4:849c0c00 [ 886.105645][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.105687][ T32] r5:849c0c00 r4:8291a680 [ 886.105707][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.105745][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.105787][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb66de08 [ 886.105819][ T32] r4:00000000 [ 886.105843][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.105880][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.105936][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.105989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854008c0 [ 886.106012][ T32] r4:00000000 [ 886.106040][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.106110][ T32] r9:83018005 r8:849c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 886.106135][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.106181][ T32] r5:00001000 r4:ea87f000 [ 886.106200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.106238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.106303][ T32] r5:8557978c r4:85579400 [ 886.106327][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.106371][ T32] r7:dddced80 r6:83018000 r5:8557978c r4:852b7a80 [ 886.106392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.106474][ T32] r10:61c88647 r9:849c0c00 r8:852b7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.106505][ T32] r4:852b7a80 [ 886.106545][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.106619][ T32] r10:00000000 r9:852b7a80 r8:80287e08 r7:eb751e60 r6:852b7b00 r5:849c0c00 [ 886.106644][ T32] r4:00000001 [ 886.106676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.106736][ T32] Exception stack(0xeb66dfb0 to 0xeb66dff8) [ 886.106771][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 886.107576][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 886.107878][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 886.108163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 10 printk messages dropped ** [ 886.108617][ T32] r5:85272b8c r4:85272800 ** 3 printk messages dropped ** [ 886.108771][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 886.109117][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 886.109663][ T32] Call trace: ** 2 printk messages dropped ** [ 886.109859][ T32] r4:849c6000 ** 3 printk messages dropped ** [ 886.109983][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 886.110147][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 886.110423][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 886.110624][ T32] r5:85579b8c r4:85579800 ** 1 printk messages dropped ** [ 886.110721][ T32] r7:dddced80 r6:83018000 r5:85579b8c r4:852b7b80 ** 11 printk messages dropped ** [ 886.111424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 886.112310][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 20 printk messages dropped ** [ 886.113350][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 2 printk messages dropped ** [ 886.140032][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 3 printk messages dropped ** [ 886.140228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 886.140353][ T32] INFO: task kworker/1:409:5125 blocked for more than 463 seconds. ** 2 printk messages dropped ** [ 886.140454][ T32] task:kworker/1:409 state:D stack:0 pid:5125 tgid:5125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.140541][ T32] Workqueue: events bpf_prog_free_deferred [ 886.140621][ T32] Call trace: [ 886.140654][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.140707][ T32] r10:8291a684 r9:eb565d84 r8:00000002 r7:60000113 r6:eb565d8c r5:849c3000 [ 886.140730][ T32] r4:849c3000 [ 886.140769][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.140815][ T32] r5:849c3000 r4:8291a680 [ 886.140837][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.140902][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.140991][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb565e08 [ 886.141018][ T32] r4:00000000 [ 886.141038][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.141073][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.141120][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.141192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ac1940 [ 886.141223][ T32] r4:00000000 [ 886.141245][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.141291][ T32] r9:83018205 r8:849c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 886.141335][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.141396][ T32] r5:00001000 r4:ead41000 [ 886.141424][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.141465][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.141507][ T32] r5:8559df8c r4:8559dc00 [ 886.141550][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.141621][ T32] r7:ddde2d80 r6:83018200 r5:8559df8c r4:852a5080 [ 886.141646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.141704][ T32] r10:61c88647 r9:849c3000 r8:852a50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.141750][ T32] r4:852a5080 [ 886.141786][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.141845][ T32] r10:00000000 r9:852a5080 r8:80287e08 r7:eb661e60 r6:852b7c80 r5:849c3000 [ 886.141891][ T32] r4:00000001 [ 886.141914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.141952][ T32] Exception stack(0xeb565fb0 to 0xeb565ff8) [ 886.141979][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 886.142027][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.142057][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.142087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.142130][ T32] r4:85318b00 [ 886.142695][ T32] INFO: task kworker/1:409:5125 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.142750][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.142809][ T32] Workqueue: events bpf_prog_free_deferred [ 886.142853][ T32] Call trace: [ 886.142881][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.142930][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.142952][ T32] r4:00000000 [ 886.142971][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.143010][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.143037][ T32] dd20: c52ba000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.143065][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.143110][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.143158][ T32] r5:800f0013 r4:80239bb0 [ 886.143186][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.143248][ T32] r4:82ac21e4 [ 886.143271][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.143313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.143335][ T32] r4:eab2ddc0 [ 886.143374][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.143432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.156363][ T32] r4:00000000 [ 886.156399][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.156507][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.156555][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.156615][ T32] r5:00001000 r4:dfa09000 [ 886.156636][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 886.156896][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 5 printk messages dropped ** [ 886.157268][ T32] r4:00000001 ** 3 printk messages dropped ** [ 886.157402][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 886.157545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 886.157845][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 886.157997][ T32] r10:8291a684 r9:eb755d84 r8:00000002 r7:60000013 r6:eb755d8c r5:849c4800 ** 4 printk messages dropped ** [ 886.158231][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 886.158382][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 886.158523][ T32] r4:00000000 ** 2 printk messages dropped ** [ 886.158607][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.158647][ T32] r5:00001000 r4:eae3b000 [ 886.158667][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.158717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.158782][ T32] r5:85579f8c r4:85579c00 [ 886.158835][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.158895][ T32] r7:dddced80 r6:83018000 r5:85579f8c r4:852b7d00 [ 886.158918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.158985][ T32] r10:61c88647 r9:849c4800 r8:852b7d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.159013][ T32] r4:852b7d00 [ 886.159033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.159077][ T32] r10:00000000 r9:852b7d00 r8:80287e08 r7:eb2cde60 r6:852b7d80 r5:849c4800 [ 886.159131][ T32] r4:00000001 [ 886.159155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.159195][ T32] Exception stack(0xeb755fb0 to 0xeb755ff8) [ 886.159222][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 886.159271][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.159301][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.159330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.159372][ T32] r4:85400dc0 [ 886.159932][ T32] INFO: task kworker/0:593:5127 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.159968][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.160048][ T32] Workqueue: events bpf_prog_free_deferred [ 886.160093][ T32] Call trace: [ 886.160150][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.160205][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.160237][ T32] r4:00000000 [ 886.160281][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.160330][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.160358][ T32] dd20: c5865000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.160386][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.160429][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 886.160823][ T32] r4:00000000 ** 9 printk messages dropped ** [ 886.161251][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 18 printk messages dropped ** [ 886.161904][ T32] Call trace: ** 7 printk messages dropped ** [ 886.162245][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb595e08 ** 7 printk messages dropped ** [ 886.162580][ T32] r9:83018205 r8:85538000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 ** 4 printk messages dropped ** [ 886.162833][ T32] r5:8564038c r4:85640000 ** 1 printk messages dropped ** [ 886.162921][ T32] r7:ddde2d80 r6:83018200 r5:8564038c r4:853dc000 ** 5 printk messages dropped ** [ 886.163127][ T32] r4:00000001 ** 4 printk messages dropped ** [ 886.163365][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 886.186909][ T32] r4:00000000 ** 4 printk messages dropped ** [ 886.187157][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 886.187399][ T32] r4:eab2ddc0 ** 4 printk messages dropped ** [ 886.187694][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 9 printk messages dropped ** [ 886.188098][ T32] r4:85249480 ** 4 printk messages dropped ** [ 886.188270][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 4 printk messages dropped ** [ 886.188458][ T32] r4:85243840 ** 5 printk messages dropped ** [ 886.188778][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 886.189081][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 886.189471][ T32] r9:83018005 r8:85539800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 ** 4 printk messages dropped ** [ 886.189688][ T32] r5:8557a38c r4:8557a000 [ 886.189708][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.189775][ T32] r7:dddced80 r6:83018000 r5:8557a38c r4:852b7e80 [ 886.189799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.189846][ T32] r10:61c88647 r9:85539800 r8:852b7eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.189890][ T32] r4:852b7e80 [ 886.189912][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.189957][ T32] r10:00000000 r9:852b7e80 r8:80287e08 r7:eb755e60 r6:852b7f00 r5:85539800 [ 886.189999][ T32] r4:00000001 [ 886.190041][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.190080][ T32] Exception stack(0xeb51dfb0 to 0xeb51dff8) [ 886.190106][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.190135][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.190161][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.190193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.190215][ T32] r4:85400f80 [ 886.190490][ T32] INFO: task kworker/0:594:5132 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.190522][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.190597][ T32] Workqueue: events bpf_prog_free_deferred [ 886.190727][ T32] Call trace: [ 886.190772][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.190841][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.190903][ T32] r4:00000000 [ 886.190926][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.190968][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.191016][ T32] dd20: c5d52000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.191048][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.191073][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.191097][ T32] r5:800f0013 r4:80239bb0 [ 886.191117][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.191156][ T32] r4:82ac21e4 [ 886.191175][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.191216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.191273][ T32] r4:eab2ddc0 [ 886.191295][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.191358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.191421][ T32] r4:00000000 [ 886.191443][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.191487][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.191509][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.191549][ T32] r5:00001000 r4:dfa09000 [ 886.191569][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.191607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.191669][ T32] r5:85272b8c r4:85272800 [ 886.191693][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.191738][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.191780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.191830][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.191852][ T32] r4:85249480 [ 886.191871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.191936][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.191983][ T32] r4:00000001 [ 886.192005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.192041][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.192117][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.192148][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.192196][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.192248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.192294][ T32] r4:85243840 [ 886.192333][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.192369][ T32] INFO: task kworker/0:595:5133 blocked for more than 463 seconds. [ 886.192399][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.192429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.192451][ T32] task:kworker/0:595 state:D stack:0 pid:5133 tgid:5133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.192536][ T32] Workqueue: events bpf_prog_free_deferred [ 886.192578][ T32] Call trace: [ 886.192629][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.192678][ T32] r10:8291a684 r9:eb759d84 r8:00000002 r7:60000113 r6:eb759d8c r5:8553a400 [ 886.192702][ T32] r4:8553a400 [ 886.192722][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.192764][ T32] r5:8553a400 r4:8291a680 [ 886.192783][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.192819][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.192860][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb759e08 [ 886.192881][ T32] r4:00000000 [ 886.192920][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.192979][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.193017][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.193078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854071c0 [ 886.193104][ T32] r4:00000000 [ 886.193144][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.193225][ T32] r9:83018005 r8:8553a400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 886.193251][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.193294][ T32] r5:00001000 r4:eb029000 [ 886.193314][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.193376][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.193463][ T32] r5:8557ab8c r4:8557a800 [ 886.204930][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.205021][ T32] r7:dddced80 r6:83018000 r5:8557ab8c r4:852b7f80 [ 886.205067][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.205140][ T32] r10:61c88647 r9:8553a400 r8:852b7fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.205196][ T32] r4:852b7f80 [ 886.205227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.205278][ T32] r10:00000000 r9:852b7f80 r8:80287e08 r7:eb51de60 r6:853f3000 r5:8553a400 [ 886.205300][ T32] r4:00000001 [ 886.205321][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.205395][ T32] Exception stack(0xeb759fb0 to 0xeb759ff8) [ 886.205435][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 886.205465][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.205524][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.205557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.205580][ T32] r4:85400f80 [ 886.206110][ T32] INFO: task kworker/0:595:5133 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.206147][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.206209][ T32] Workqueue: events bpf_prog_free_deferred [ 886.206325][ T32] Call trace: [ 886.206361][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.206419][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.206444][ T32] r4:00000000 [ 886.206484][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.206527][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.206575][ T32] dd20: c5d52000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.206627][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.206656][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.206696][ T32] r5:800f0013 r4:80239bb0 [ 886.206741][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.206805][ T32] r4:82ac21e4 [ 886.206829][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.206892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.206938][ T32] r4:eab2ddc0 [ 886.206997][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.207043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.207067][ T32] r4:00000000 [ 886.207108][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.207156][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.207204][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.207249][ T32] r5:00001000 r4:dfa09000 [ 886.207269][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.207309][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.207370][ T32] r5:85272b8c r4:85272800 [ 886.207418][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.207469][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.207521][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.207590][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.207636][ T32] r4:85249480 [ 886.207678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.207727][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.207750][ T32] r4:00000001 [ 886.207769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.207803][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.207839][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.207870][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.207897][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.207935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.207982][ T32] r4:85243840 [ 886.208005][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.208032][ T32] INFO: task kworker/0:596:5134 blocked for more than 463 seconds. [ 886.208063][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.208087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.208107][ T32] task:kworker/0:596 state:D stack:0 pid:5134 tgid:5134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.208151][ T32] Workqueue: events bpf_prog_free_deferred [ 886.208190][ T32] Call trace: [ 886.208233][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.208281][ T32] r10:8291a684 r9:eb75dd84 r8:00000002 r7:60000013 r6:eb75dd8c r5:855eb000 ** 5 printk messages dropped ** [ 886.208505][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb75de08 ** 7 printk messages dropped ** [ 886.208850][ T32] r9:83018005 r8:855eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 ** 4 printk messages dropped ** [ 886.209142][ T32] r5:8557a78c r4:8557a400 [ 886.209185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.209251][ T32] r7:dddced80 r6:83018000 r5:8557a78c r4:853f3080 [ 886.209288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.209338][ T32] r10:61c88647 r9:855eb000 r8:853f30ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.209361][ T32] r4:853f3080 [ 886.209400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.209490][ T32] r10:00000000 r9:853f3080 r8:80287e08 r7:eb759e60 r6:853dc080 r5:855eb000 [ 886.209515][ T32] r4:00000001 [ 886.209534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.209572][ T32] Exception stack(0xeb75dfb0 to 0xeb75dff8) [ 886.209623][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.209678][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.209707][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.209766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.209792][ T32] r4:84ac1a00 [ 886.210050][ T32] INFO: task kworker/0:596:5134 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.210083][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.210168][ T32] Workqueue: events bpf_prog_free_deferred [ 886.210212][ T32] Call trace: [ 886.210270][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.210322][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.210358][ T32] r4:00000000 [ 886.210380][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.210425][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.210495][ T32] dd20: c5d52000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.210529][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.210555][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.210578][ T32] r5:800f0013 r4:80239bb0 [ 886.210597][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.210661][ T32] r4:82ac21e4 [ 886.210704][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.210748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.210770][ T32] r4:eab2ddc0 [ 886.210809][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.210880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.210905][ T32] r4:00000000 [ 886.210924][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.210969][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.211011][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.211056][ T32] r5:00001000 r4:dfa09000 [ 886.211077][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.211116][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.211157][ T32] r5:85272b8c r4:85272800 [ 886.211177][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.211222][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.211243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.211314][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.211349][ T32] r4:85249480 [ 886.211370][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.211420][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.211453][ T32] r4:00000001 [ 886.211475][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.211541][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.211594][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.211634][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.211675][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.211726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.211751][ T32] r4:85243840 [ 886.211770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.211795][ T32] INFO: task kworker/0:597:5137 blocked for more than 463 seconds. [ 886.211822][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.211844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.211865][ T32] task:kworker/0:597 state:D stack:0 pid:5137 tgid:5137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.211929][ T32] Workqueue: events bpf_prog_free_deferred [ 886.211992][ T32] Call trace: [ 886.212071][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.212142][ T32] r10:8291a684 r9:eb761d84 r8:00000002 r7:60000113 r6:eb761d8c r5:855ed400 [ 886.212179][ T32] r4:855ed400 [ 886.212200][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.212263][ T32] r5:855ed400 r4:8291a680 [ 886.212307][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.212359][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.212405][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb761e08 [ 886.212433][ T32] r4:00000000 [ 886.212473][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.212527][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.212563][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.212603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85407280 [ 886.212636][ T32] r4:00000000 [ 886.212684][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.212735][ T32] r9:83018005 r8:855ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 886.212782][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.212827][ T32] r5:00001000 r4:eb079000 [ 886.212871][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.212913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.212956][ T32] r5:8557af8c r4:8557ac00 [ 886.212996][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.213044][ T32] r7:dddced80 r6:83018000 r5:8557af8c r4:853f3100 [ 886.213074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.213123][ T32] r10:61c88647 r9:855ed400 r8:853f312c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.213145][ T32] r4:853f3100 [ 886.213230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.213291][ T32] r10:00000000 r9:853f3100 r8:80287e08 r7:eb759e60 r6:853dc100 r5:855ed400 [ 886.213315][ T32] r4:00000001 [ 886.213334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.213372][ T32] Exception stack(0xeb761fb0 to 0xeb761ff8) [ 886.213409][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.234706][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.234806][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.234849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.234875][ T32] r4:85407440 ** 1 printk messages dropped ** [ 886.235456][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 886.235718][ T32] r4:00000000 ** 3 printk messages dropped ** [ 886.235843][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 3 printk messages dropped ** [ 886.236029][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 886.236177][ T32] r4:eab2ddc0 ** 2 printk messages dropped ** [ 886.236314][ T32] r4:00000000 ** 2 printk messages dropped ** [ 886.236402][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 886.236591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 886.236664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.236710][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.236732][ T32] r4:85249480 [ 886.236772][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.236821][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.236864][ T32] r4:00000001 [ 886.236886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.236941][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.236971][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.236999][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.237025][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.237054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.237097][ T32] r4:85243840 [ 886.237121][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.237159][ T32] INFO: task kworker/0:598:5139 blocked for more than 463 seconds. [ 886.237226][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.237252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.237273][ T32] task:kworker/0:598 state:D stack:0 pid:5139 tgid:5139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.237318][ T32] Workqueue: events bpf_prog_free_deferred [ 886.237396][ T32] Call trace: [ 886.237453][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.237501][ T32] r10:8291a684 r9:eb765d84 r8:00000002 r7:60000013 r6:eb765d8c r5:855ee000 [ 886.237545][ T32] r4:855ee000 [ 886.237583][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.237658][ T32] r5:855ee000 r4:8291a680 [ 886.237681][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.237720][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.237762][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb765e08 [ 886.237784][ T32] r4:00000000 [ 886.237802][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.237836][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.237882][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.237925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854073c0 [ 886.237947][ T32] r4:00000000 [ 886.237967][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.238009][ T32] r9:83018005 r8:855ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 886.238052][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.238096][ T32] r5:00001000 r4:eb1a9000 [ 886.238115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.238182][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.238227][ T32] r5:8557b38c r4:8557b000 [ 886.238270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.238342][ T32] r7:dddced80 r6:83018000 r5:8557b38c r4:853f3180 [ 886.238365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.238416][ T32] r10:61c88647 r9:855ee000 r8:853f31ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.238441][ T32] r4:853f3180 [ 886.238477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.238524][ T32] r10:00000000 r9:853f3180 r8:80287e08 r7:eb761e60 r6:853dc180 r5:855ee000 [ 886.238547][ T32] r4:00000001 [ 886.238566][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.238600][ T32] Exception stack(0xeb765fb0 to 0xeb765ff8) [ 886.238626][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 886.238677][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.238718][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.238749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.238791][ T32] r4:854072c0 [ 886.239069][ T32] INFO: task kworker/0:598:5139 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.239105][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.239183][ T32] Workqueue: events bpf_prog_free_deferred [ 886.239241][ T32] Call trace: [ 886.239270][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.239321][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.239364][ T32] r4:00000000 [ 886.239396][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.239443][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.239481][ T32] dd20: c632d000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.239512][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.239538][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.239583][ T32] r5:800f0013 r4:80239bb0 [ 886.239629][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.239671][ T32] r4:82ac21e4 [ 886.239691][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.239752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.239778][ T32] r4:eab2ddc0 [ 886.239797][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.239862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.239894][ T32] r4:00000000 [ 886.239933][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.240000][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.240044][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.240090][ T32] r5:00001000 r4:dfa09000 [ 886.240110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.240179][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.240225][ T32] r5:85272b8c r4:85272800 [ 886.240246][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.240292][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.240334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.240383][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.240405][ T32] r4:85249480 [ 886.240431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.240478][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.240501][ T32] r4:00000001 [ 886.240546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.240585][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.240612][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.240660][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.240710][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.240741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.240795][ T32] r4:85243840 [ 886.240851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.240886][ T32] INFO: task kworker/0:599:5141 blocked for more than 463 seconds. [ 886.240942][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.240969][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.240989][ T32] task:kworker/0:599 state:D stack:0 pid:5141 tgid:5141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.241035][ T32] Workqueue: events bpf_prog_free_deferred [ 886.241112][ T32] Call trace: [ 886.241147][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.241239][ T32] r10:8291a684 r9:eb769d84 r8:00000002 r7:60000113 r6:eb769d8c r5:855eec00 [ 886.241278][ T32] r4:855eec00 [ 886.241302][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.241345][ T32] r5:855eec00 r4:8291a680 [ 886.241365][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.241420][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.241497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb769e08 [ 886.241523][ T32] r4:00000000 [ 886.241543][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.241624][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.241662][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.241702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85407580 [ 886.241744][ T32] r4:00000000 [ 886.241766][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.241810][ T32] r9:83018005 r8:855eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 886.241832][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.241873][ T32] r5:00001000 r4:eb1db000 [ 886.241892][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.241930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.241986][ T32] r5:8557b78c r4:8557b400 [ 886.242010][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.242056][ T32] r7:dddced80 r6:83018000 r5:8557b78c r4:853f3200 [ 886.242076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.242144][ T32] r10:61c88647 r9:855eec00 r8:853f322c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.242170][ T32] r4:853f3200 [ 886.242189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.242234][ T32] r10:00000000 r9:853f3200 r8:80287e08 r7:eb765e60 r6:853dc200 r5:855eec00 [ 886.242255][ T32] r4:00000001 [ 886.242274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.242329][ T32] Exception stack(0xeb769fb0 to 0xeb769ff8) [ 886.242359][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 886.242409][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.242444][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.242472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.242494][ T32] r4:85407240 [ 886.242740][ T32] INFO: task kworker/0:599:5141 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.242793][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.242851][ T32] Workqueue: events bpf_prog_free_deferred [ 886.242894][ T32] Call trace: [ 886.242946][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.243000][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.243050][ T32] r4:00000000 [ 886.243075][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.243115][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.243144][ T32] dd20: c632d000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.243194][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.243222][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.243246][ T32] r5:800f0013 r4:80239bb0 [ 886.243266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.243336][ T32] r4:82ac21e4 [ 886.243388][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.268454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.268519][ T32] r4:eab2ddc0 [ 886.268544][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.268626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.268676][ T32] r4:00000000 [ 886.268701][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.268750][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.268781][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.268839][ T32] r5:00001000 r4:dfa09000 [ 886.268863][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 886.269181][ T32] r4:85249480 ** 2 printk messages dropped ** [ 886.269347][ T32] r4:00000001 ** 3 printk messages dropped ** [ 886.269471][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.269498][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.269527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.269576][ T32] r4:85243840 [ 886.269603][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.269652][ T32] INFO: task kworker/0:600:5143 blocked for more than 463 seconds. [ 886.269706][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.269733][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.269756][ T32] task:kworker/0:600 state:D stack:0 pid:5143 tgid:5143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.269806][ T32] Workqueue: events bpf_prog_free_deferred [ 886.269848][ T32] Call trace: [ 886.269879][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.269929][ T32] r10:8291a684 r9:eb76dd84 r8:00000002 r7:60000013 r6:eb76dd8c r5:855ec800 [ 886.269972][ T32] r4:855ec800 [ 886.270017][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.270073][ T32] r5:855ec800 r4:8291a680 [ 886.270095][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.270175][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.270220][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb76de08 [ 886.270243][ T32] r4:00000000 [ 886.270261][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.270295][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.270328][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.270368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854076c0 [ 886.270418][ T32] r4:00000000 [ 886.270443][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.270486][ T32] r9:83018005 r8:855ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 886.270510][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.270572][ T32] r5:00001000 r4:eb1f9000 [ 886.270617][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.270658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.270701][ T32] r5:8557bb8c r4:8557b800 [ 886.270748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.270805][ T32] r7:dddced80 r6:83018000 r5:8557bb8c r4:853f3280 [ 886.270828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.270875][ T32] r10:61c88647 r9:855ec800 r8:853f32ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.270898][ T32] r4:853f3280 [ 886.270965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.271032][ T32] r10:00000000 r9:853f3280 r8:80287e08 r7:eb769e60 r6:853dc280 r5:855ec800 [ 886.271059][ T32] r4:00000001 [ 886.271078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.271134][ T32] Exception stack(0xeb76dfb0 to 0xeb76dff8) [ 886.271169][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.271197][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.271239][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.271270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.271315][ T32] r4:854075c0 [ 886.271803][ T32] INFO: task kworker/0:600:5143 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.271838][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.271952][ T32] Workqueue: events bpf_prog_free_deferred [ 886.272005][ T32] Call trace: [ 886.272049][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.272103][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.272126][ T32] r4:00000000 [ 886.272145][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.272194][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.272225][ T32] dd20: c6795000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.272274][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.272303][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.272347][ T32] r5:800f0013 r4:80239bb0 [ 886.272371][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.272411][ T32] r4:82ac21e4 [ 886.272459][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.272505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.272527][ T32] r4:eab2ddc0 [ 886.272565][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.272612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.272665][ T32] r4:00000000 [ 886.272702][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.272748][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.272769][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.272810][ T32] r5:00001000 r4:dfa09000 [ 886.272831][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.272871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.272934][ T32] r5:85272b8c r4:85272800 [ 886.272988][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.273060][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.273086][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.273153][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.273214][ T32] r4:85249480 [ 886.273237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.273306][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.273354][ T32] r4:00000001 [ 886.273377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.273438][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.273507][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.285681][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.285733][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.285802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.285829][ T32] r4:85243840 [ 886.285863][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.285935][ T32] INFO: task kworker/0:601:5145 blocked for more than 463 seconds. [ 886.285993][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.286026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.286049][ T32] task:kworker/0:601 state:D stack:0 pid:5145 tgid:5145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.286136][ T32] Workqueue: events bpf_prog_free_deferred [ 886.286211][ T32] Call trace: [ 886.286244][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.286317][ T32] r10:8291a684 r9:eb771d84 r8:00000002 r7:60000013 r6:eb771d8c r5:855ebc00 [ 886.286344][ T32] r4:855ebc00 [ 886.286365][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.286407][ T32] r5:855ebc00 r4:8291a680 [ 886.286449][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.286512][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.286569][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb771e08 [ 886.286594][ T32] r4:00000000 [ 886.286634][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.286693][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.286754][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.286799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85407800 [ 886.286838][ T32] r4:00000000 [ 886.286860][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.286905][ T32] r9:83018005 r8:855ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 886.286927][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.286983][ T32] r5:00001000 r4:eb24d000 [ 886.287003][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.287042][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.287084][ T32] r5:8557bf8c r4:8557bc00 [ 886.287104][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.287171][ T32] r7:dddced80 r6:83018000 r5:8557bf8c r4:853f3300 [ 886.287223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.287274][ T32] r10:61c88647 r9:855ebc00 r8:853f332c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.287297][ T32] r4:853f3300 [ 886.287317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.287383][ T32] r10:00000000 r9:853f3300 r8:80287e08 r7:eb76de60 r6:853dc300 r5:855ebc00 [ 886.287419][ T32] r4:00000001 [ 886.287439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.287477][ T32] Exception stack(0xeb771fb0 to 0xeb771ff8) [ 886.287504][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.287532][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.287559][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.287586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.287611][ T32] r4:85407700 [ 886.288109][ T32] INFO: task kworker/0:601:5145 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.288145][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.288202][ T32] Workqueue: events bpf_prog_free_deferred [ 886.288258][ T32] Call trace: [ 886.288313][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.288369][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.288393][ T32] r4:00000000 [ 886.288418][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.288459][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.288489][ T32] dd20: c6d82000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.288539][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.288571][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.288618][ T32] r5:800f0013 r4:80239bb0 [ 886.288643][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.288686][ T32] r4:82ac21e4 [ 886.288707][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.288749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.288773][ T32] r4:eab2ddc0 [ 886.288796][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.288879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.288906][ T32] r4:00000000 [ 886.288958][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.289009][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.289051][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.289122][ T32] r5:00001000 r4:dfa09000 [ 886.289224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.289280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.289324][ T32] r5:85272b8c r4:85272800 [ 886.289345][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.289417][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.289474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.289525][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.289570][ T32] r4:85249480 [ 886.289594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.289643][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.289668][ T32] r4:00000001 [ 886.289688][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.289723][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.289774][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.289807][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.289835][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.289908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.289942][ T32] r4:85243840 [ 886.289974][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.290003][ T32] INFO: task kworker/0:602:5147 blocked for more than 463 seconds. [ 886.290031][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.290075][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.290099][ T32] task:kworker/0:602 state:D stack:0 pid:5147 tgid:5147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.290147][ T32] Workqueue: events bpf_prog_free_deferred [ 886.290202][ T32] Call trace: [ 886.290234][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.290303][ T32] r10:8291a684 r9:eb775d84 r8:00000002 r7:60000113 r6:eb775d8c r5:855ea400 [ 886.290336][ T32] r4:855ea400 [ 886.290378][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.290431][ T32] r5:855ea400 r4:8291a680 [ 886.290482][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.290530][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.290598][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb775e08 [ 886.290644][ T32] r4:00000000 [ 886.290667][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.290705][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.290740][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.290800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85407a80 [ 886.290832][ T32] r4:00000000 [ 886.290852][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.290907][ T32] r9:83018005 r8:855ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 886.290933][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.290985][ T32] r5:00001000 r4:eb359000 [ 886.291018][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.291067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.291118][ T32] r5:8564078c r4:85640400 [ 886.291143][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.291222][ T32] r7:dddced80 r6:83018000 r5:8564078c r4:853f3400 [ 886.291256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.291303][ T32] r10:61c88647 r9:855ea400 r8:853f342c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.291343][ T32] r4:853f3400 [ 886.291367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.291417][ T32] r10:00000000 r9:853f3400 r8:80287e08 r7:eb771e60 r6:853dc380 r5:855ea400 [ 886.291441][ T32] r4:00000001 [ 886.291460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.291496][ T32] Exception stack(0xeb775fb0 to 0xeb775ff8) [ 886.291528][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 886.291557][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.291583][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.291613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.291635][ T32] r4:85407740 [ 886.291878][ T32] INFO: task kworker/0:602:5147 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.291912][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.292000][ T32] Workqueue: events bpf_prog_free_deferred [ 886.292060][ T32] Call trace: [ 886.292116][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.292190][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.292239][ T32] r4:00000000 [ 886.292264][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.292305][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.292346][ T32] dd20: c6d82000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.292380][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.292407][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.292437][ T32] r5:800f0013 r4:80239bb0 [ 886.292459][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.292501][ T32] r4:82ac21e4 [ 886.292522][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 2 printk messages dropped ** [ 886.292635][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 886.293009][ T32] r5:85272b8c r4:85272800 ** 3 printk messages dropped ** [ 886.293148][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 886.293480][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 1 printk messages dropped ** [ 886.318188][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.318242][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.318281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.318306][ T32] r4:85243840 [ 886.318330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.318380][ T32] INFO: task kworker/0:603:5150 blocked for more than 463 seconds. [ 886.318435][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.318485][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.318513][ T32] task:kworker/0:603 state:D stack:0 pid:5150 tgid:5150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.318588][ T32] Workqueue: events bpf_prog_free_deferred [ 886.318670][ T32] Call trace: [ 886.318705][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.318780][ T32] r10:8291a684 r9:eb72dd84 r8:00000002 r7:60000013 r6:eb72dd8c r5:8553bc00 [ 886.318808][ T32] r4:8553bc00 [ 886.318853][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.318901][ T32] r5:8553bc00 r4:8291a680 [ 886.318943][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.318988][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.319052][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb72de08 [ 886.319079][ T32] r4:00000000 [ 886.319120][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.319159][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.319218][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.319284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85407bc0 [ 886.319310][ T32] r4:00000000 [ 886.319354][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.319403][ T32] r9:83018005 r8:8553bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 886.319432][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.319476][ T32] r5:00001000 r4:eb37b000 [ 886.319517][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.319594][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.319641][ T32] r5:85640b8c r4:85640800 [ 886.319663][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.319732][ T32] r7:dddced80 r6:83018000 r5:85640b8c r4:853f3380 [ 886.319778][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.319852][ T32] r10:61c88647 r9:8553bc00 r8:853f33ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.319900][ T32] r4:853f3380 [ 886.319926][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.319985][ T32] r10:00000000 r9:853f3380 r8:80287e08 r7:eb775e60 r6:853f3480 r5:8553bc00 [ 886.320011][ T32] r4:00000001 [ 886.320053][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.320116][ T32] Exception stack(0xeb72dfb0 to 0xeb72dff8) [ 886.320147][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.320177][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.320204][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.320266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.320309][ T32] r4:85407ac0 [ 886.320835][ T32] INFO: task kworker/0:603:5150 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.320906][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.321008][ T32] Workqueue: events bpf_prog_free_deferred [ 886.321078][ T32] Call trace: [ 886.321107][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.321158][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.321252][ T32] r4:00000000 [ 886.321299][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.321343][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.321372][ T32] dd20: c7212000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.321400][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.321450][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.321500][ T32] r5:800f0013 r4:80239bb0 [ 886.321543][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.321587][ T32] r4:82ac21e4 [ 886.321653][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.321700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.321742][ T32] r4:eab2ddc0 [ 886.321795][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.321839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.321882][ T32] r4:00000000 [ 886.321904][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.321948][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.321991][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.322036][ T32] r5:00001000 r4:dfa09000 [ 886.322071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.322140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.322206][ T32] r5:85272b8c r4:85272800 [ 886.322239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.322308][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.322334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.322381][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.322430][ T32] r4:85249480 [ 886.322453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.322500][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.322522][ T32] r4:00000001 [ 886.322541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.322576][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 1 printk messages dropped ** [ 886.322649][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.322679][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.322708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.322730][ T32] r4:85243840 [ 886.322749][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.322794][ T32] INFO: task kworker/0:604:5152 blocked for more than 463 seconds. [ 886.322826][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.322849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.322891][ T32] task:kworker/0:604 state:D stack:0 pid:5152 tgid:5152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.322951][ T32] Workqueue: events bpf_prog_free_deferred [ 886.323079][ T32] Call trace: [ 886.323113][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.323159][ T32] r10:8291a684 r9:eb781d84 r8:00000002 r7:60000113 r6:eb781d8c r5:849c6c00 [ 886.323181][ T32] r4:849c6c00 [ 886.323201][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.323241][ T32] r5:849c6c00 r4:8291a680 [ 886.323261][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.323318][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.323363][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb781e08 [ 886.323406][ T32] r4:00000000 [ 886.323453][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.335507][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.335594][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.335641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85407d00 [ 886.335686][ T32] r4:00000000 [ 886.335717][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.335764][ T32] r9:83018005 r8:849c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 886.335799][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.335872][ T32] r5:00001000 r4:eb397000 [ 886.335916][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.335960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.336002][ T32] r5:85640f8c r4:85640c00 [ 886.336044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.336096][ T32] r7:dddced80 r6:83018000 r5:85640f8c r4:853f3500 [ 886.336137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.336188][ T32] r10:61c88647 r9:849c6c00 r8:853f352c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.336211][ T32] r4:853f3500 [ 886.336251][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.336300][ T32] r10:00000000 r9:853f3500 r8:80287e08 r7:eb72de60 r6:853dc400 r5:849c6c00 [ 886.336342][ T32] r4:00000001 [ 886.336387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.336431][ T32] Exception stack(0xeb781fb0 to 0xeb781ff8) [ 886.336460][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.336488][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.336515][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.336543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.336585][ T32] r4:85407ec0 [ 886.337094][ T32] INFO: task kworker/0:604:5152 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.337130][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.337239][ T32] Workqueue: events bpf_prog_free_deferred [ 886.337287][ T32] Call trace: [ 886.337320][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.337371][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.337426][ T32] r4:00000000 [ 886.337463][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.337507][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.337537][ T32] dd20: c73ef000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.337586][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.337616][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.337640][ T32] r5:800f0013 r4:80239bb0 [ 886.337681][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.337725][ T32] r4:82ac21e4 [ 886.337766][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.337821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.337847][ T32] r4:eab2ddc0 [ 886.337886][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.337930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.337976][ T32] r4:00000000 [ 886.338018][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.338111][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.338149][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.338215][ T32] r5:00001000 r4:dfa09000 [ 886.338244][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.338301][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.338345][ T32] r5:85272b8c r4:85272800 [ 886.338366][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.338423][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.338448][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.338495][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.338527][ T32] r4:85249480 [ 886.338549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.338612][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.338647][ T32] r4:00000001 [ 886.338689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.338727][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.338754][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.338781][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.338807][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.338844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.338869][ T32] r4:85243840 [ 886.338915][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.338944][ T32] INFO: task kworker/0:605:5154 blocked for more than 463 seconds. [ 886.338974][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.338998][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.339039][ T32] task:kworker/0:605 state:D stack:0 pid:5154 tgid:5154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.339087][ T32] Workqueue: events bpf_prog_free_deferred [ 886.339127][ T32] Call trace: [ 886.339178][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 886.339249][ T32] r4:855e6000 ** 4 printk messages dropped ** [ 886.339512][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb789e08 ** 5 printk messages dropped ** [ 886.339811][ T32] r4:00000000 ** 3 printk messages dropped ** [ 886.339965][ T32] r5:00001000 r4:eb4bd000 [ 886.340010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.340053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.340114][ T32] r5:8564138c r4:85641000 [ 886.340189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.340257][ T32] r7:dddced80 r6:83018000 r5:8564138c r4:853f3580 [ 886.340281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.340340][ T32] r10:61c88647 r9:855e6000 r8:853f35ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.340370][ T32] r4:853f3580 [ 886.340390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.340474][ T32] r10:00000000 r9:853f3580 r8:80287e08 r7:eb781e60 r6:853dc480 r5:855e6000 [ 886.340499][ T32] r4:00000001 [ 886.340520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.340576][ T32] Exception stack(0xeb789fb0 to 0xeb789ff8) [ 886.340650][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 886.340682][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.340709][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.340756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.340783][ T32] r4:85407d40 [ 886.341048][ T32] INFO: task kworker/0:605:5154 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.341085][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.341191][ T32] Workqueue: events bpf_prog_free_deferred [ 886.341247][ T32] Call trace: [ 886.341306][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.341407][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.341458][ T32] r4:00000000 [ 886.341481][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.341530][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.341580][ T32] dd20: c73ef000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.341613][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.341638][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.341662][ T32] r5:800f0013 r4:80239bb0 [ 886.341681][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.341722][ T32] r4:82ac21e4 [ 886.341762][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.341829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.341869][ T32] r4:eab2ddc0 [ 886.341891][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.341953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.341979][ T32] r4:00000000 [ 886.341998][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.342073][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.342107][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.342151][ T32] r5:00001000 r4:dfa09000 [ 886.342195][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.342244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.342307][ T32] r5:85272b8c r4:85272800 [ 886.342384][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.342448][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.342469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.342515][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.342537][ T32] r4:85249480 [ 886.342556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.342600][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.342622][ T32] r4:00000001 [ 886.342640][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.342674][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.342723][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.342756][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.342796][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.342827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.342858][ T32] r4:85243840 [ 886.342880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.342906][ T32] INFO: task kworker/0:606:5156 blocked for more than 463 seconds. [ 886.342948][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.343002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.343033][ T32] task:kworker/0:606 state:D stack:0 pid:5156 tgid:5156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.343112][ T32] Workqueue: events bpf_prog_free_deferred [ 886.343176][ T32] Call trace: [ 886.343255][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.343305][ T32] r10:8291a684 r9:eb791d84 r8:00000002 r7:60000113 r6:eb791d8c r5:85680c00 [ 886.343328][ T32] r4:85680c00 [ 886.343348][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.343389][ T32] r5:85680c00 r4:8291a680 [ 886.343408][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.364225][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.364320][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb791e08 [ 886.364347][ T32] r4:00000000 [ 886.364383][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.364452][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.364523][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.364575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85421140 [ 886.364616][ T32] r4:00000000 [ 886.364661][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.364721][ T32] r9:83018005 r8:85680c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 886.364747][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 886.364948][ T32] r5:8564238c r4:85642000 [ 886.364969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.365015][ T32] r7:dddced80 r6:83018000 r5:8564238c r4:853f3600 ** 1 printk messages dropped ** [ 886.365082][ T32] r10:61c88647 r9:85680c00 r8:853f362c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 886.365287][ T32] r10:00000000 r9:853f3600 r8:80287e08 r7:eb789e60 r6:853dc580 r5:85680c00 ** 4 printk messages dropped ** [ 886.365532][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 886.366220][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.366309][ T32] Workqueue: events bpf_prog_free_deferred [ 886.366357][ T32] Call trace: [ 886.366387][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.366465][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.366492][ T32] r4:00000000 [ 886.366512][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.366552][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.366600][ T32] dd20: c7862000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.366642][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.366729][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.366756][ T32] r5:800f0013 r4:80239bb0 [ 886.366798][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.366862][ T32] r4:82ac21e4 [ 886.366886][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.366950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.367010][ T32] r4:eab2ddc0 [ 886.367033][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.367085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.367109][ T32] r4:00000000 [ 886.367149][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.367215][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.367262][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.367331][ T32] r5:00001000 r4:dfa09000 [ 886.367376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.367423][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.367467][ T32] r5:85272b8c r4:85272800 [ 886.367487][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.367551][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.367597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.367646][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.367689][ T32] r4:85249480 [ 886.367711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.367778][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.367804][ T32] r4:00000001 [ 886.367845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.367904][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.367939][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.367967][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.367993][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.368021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.368043][ T32] r4:85243840 [ 886.368083][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.368122][ T32] INFO: task kworker/1:411:5157 blocked for more than 463 seconds. [ 886.368173][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.368201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.368223][ T32] task:kworker/1:411 state:D stack:0 pid:5157 tgid:5157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.368286][ T32] Workqueue: events bpf_prog_free_deferred [ 886.368361][ T32] Call trace: [ 886.368394][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.368487][ T32] r10:8291a684 r9:eb795d84 r8:00000002 r7:60000113 r6:eb795d8c r5:85681800 [ 886.368513][ T32] r4:85681800 [ 886.368554][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.368619][ T32] r5:85681800 r4:8291a680 [ 886.368642][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.368702][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.368746][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb795e08 [ 886.368791][ T32] r4:00000000 [ 886.368834][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.368892][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.368932][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.368973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85402f00 [ 886.369015][ T32] r4:00000000 [ 886.369038][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.369101][ T32] r9:83018205 r8:85681800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 886.369126][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.369206][ T32] r5:00001000 r4:eb4ed000 ** 1 printk messages dropped ** [ 886.369296][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.369366][ T32] r5:8559e38c r4:8559e000 [ 886.369391][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 886.369555][ T32] r10:61c88647 r9:85681800 r8:853dc52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 886.369859][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 886.370420][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 886.370951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 10 printk messages dropped ** [ 886.371406][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 886.371755][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 6 printk messages dropped ** [ 886.372120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 886.372755][ T32] r4:85682400 ** 3 printk messages dropped ** [ 886.372935][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 886.373392][ T32] r5:00001000 r4:eb4e3000 ** 2 printk messages dropped ** [ 886.399049][ T32] r5:8564178c r4:85641400 ** 2 printk messages dropped ** [ 886.399218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 886.399562][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 886.400479][ T32] r4:00000000 ** 4 printk messages dropped ** [ 886.400632][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 886.400945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 886.401511][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 886.401688][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.401714][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.401741][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.401768][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.401796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.401818][ T32] r4:85243840 [ 886.401838][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.401887][ T32] INFO: task kworker/0:608:5160 blocked for more than 463 seconds. [ 886.401921][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.401981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.402014][ T32] task:kworker/0:608 state:D stack:0 pid:5160 tgid:5160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.402104][ T32] Workqueue: events bpf_prog_free_deferred [ 886.402155][ T32] Call trace: [ 886.402184][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.402230][ T32] r10:8291a684 r9:eb7a1d84 r8:00000002 r7:60000113 r6:eb7a1d8c r5:85680000 [ 886.402275][ T32] r4:85680000 [ 886.402319][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.402365][ T32] r5:85680000 r4:8291a680 [ 886.402385][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.402430][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.402472][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a1e08 [ 886.402494][ T32] r4:00000000 [ 886.402513][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.402548][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.402581][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.402621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d66c0 [ 886.402642][ T32] r4:00000000 [ 886.402726][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.402773][ T32] r9:83018005 r8:85680000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 886.402814][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.402859][ T32] r5:00001000 r4:eb4fb000 [ 886.402879][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.402938][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.402984][ T32] r5:85641b8c r4:85641800 [ 886.403037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.403095][ T32] r7:dddced80 r6:83018000 r5:85641b8c r4:853f3700 [ 886.403130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.403184][ T32] r10:61c88647 r9:85680000 r8:853f372c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.403206][ T32] r4:853f3700 [ 886.403225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.403268][ T32] r10:00000000 r9:853f3700 r8:80287e08 r7:eb791e60 r6:853dc700 r5:85680000 [ 886.403310][ T32] r4:00000001 [ 886.403356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.403443][ T32] Exception stack(0xeb7a1fb0 to 0xeb7a1ff8) [ 886.403473][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.403503][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.416430][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.416514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.416562][ T32] r4:85407fc0 [ 886.417116][ T32] INFO: task kworker/0:608:5160 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.417207][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.417377][ T32] Workqueue: events bpf_prog_free_deferred [ 886.417488][ T32] Call trace: [ 886.417554][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.417610][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.417658][ T32] r4:00000000 [ 886.417682][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.417723][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.417772][ T32] dd20: c832a000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.417831][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.417864][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.417897][ T32] r5:800f0013 r4:80239bb0 [ 886.417921][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.417962][ T32] r4:82ac21e4 [ 886.418014][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.418059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.418126][ T32] r4:eab2ddc0 [ 886.418191][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.418243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.418286][ T32] r4:00000000 [ 886.418334][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.418416][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.418448][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.418513][ T32] r5:00001000 r4:dfa09000 [ 886.418542][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.418582][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.418624][ T32] r5:85272b8c r4:85272800 [ 886.418644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.418730][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 2 printk messages dropped ** [ 886.418846][ T32] r4:85249480 ** 1 printk messages dropped ** [ 886.418938][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.418981][ T32] r4:00000001 [ 886.419004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.419060][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.419089][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.419118][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.419143][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.419192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.419227][ T32] r4:85243840 [ 886.419250][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.419299][ T32] INFO: task kworker/1:412:5162 blocked for more than 463 seconds. [ 886.419339][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.419364][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.419406][ T32] task:kworker/1:412 state:D stack:0 pid:5162 tgid:5162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.419492][ T32] Workqueue: events bpf_prog_free_deferred [ 886.419562][ T32] Call trace: [ 886.419619][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.419679][ T32] r10:8291a684 r9:eb7a5d84 r8:00000002 r7:60000113 r6:eb7a5d8c r5:85683000 [ 886.419704][ T32] r4:85683000 [ 886.419726][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.419777][ T32] r5:85683000 r4:8291a680 [ 886.419800][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.419840][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.419882][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 [ 886.419904][ T32] r4:00000000 [ 886.419922][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.419965][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.420036][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.420080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85409e40 [ 886.420102][ T32] r4:00000000 ** 5 printk messages dropped ** [ 886.420332][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.420373][ T32] r5:8559e78c r4:8559e400 [ 886.420403][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 886.420524][ T32] r10:61c88647 r9:85683000 r8:853dc7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 886.420893][ T32] r4:85402d40 ** 4 printk messages dropped ** [ 886.421424][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 886.421727][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 886.422179][ T32] r5:00001000 r4:dfa09000 ** 7 printk messages dropped ** [ 886.422610][ T32] r4:85249480 ** 4 printk messages dropped ** [ 886.422779][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 5 printk messages dropped ** [ 886.423013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 886.423388][ T32] r4:85683c00 ** 4 printk messages dropped ** [ 886.446687][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ade08 ** 12 printk messages dropped ** [ 886.447182][ T32] r5:85641f8c r4:85641c00 [ 886.447214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 886.447426][ T32] r10:00000000 r9:853f3780 r8:80287e08 r7:eb791e60 r6:853dc880 r5:85683c00 ** 9 printk messages dropped ** [ 886.448271][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 886.448806][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 886.449247][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 886.449379][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.449450][ T32] r5:85272b8c r4:85272800 [ 886.449494][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.449552][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.449593][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.449649][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.449691][ T32] r4:85249480 [ 886.449713][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.449760][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.449804][ T32] r4:00000001 [ 886.449827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.449887][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.449916][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.449944][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.449990][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.450043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.450069][ T32] r4:85243840 [ 886.450110][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.450141][ T32] INFO: task kworker/0:610:5166 blocked for more than 463 seconds. [ 886.450172][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.450196][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.450237][ T32] task:kworker/0:610 state:D stack:0 pid:5166 tgid:5166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.450330][ T32] Workqueue: events bpf_prog_free_deferred [ 886.450396][ T32] Call trace: [ 886.450463][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.450518][ T32] r10:8291a684 r9:eb7b5d84 r8:00000002 r7:60000013 r6:eb7b5d8c r5:85684800 [ 886.450540][ T32] r4:85684800 [ 886.450560][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.450602][ T32] r5:85684800 r4:8291a680 [ 886.450642][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.450684][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.450747][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b5e08 [ 886.450778][ T32] r4:00000000 [ 886.450798][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.450833][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.450867][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.450918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85421500 [ 886.450964][ T32] r4:00000000 [ 886.450985][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.451029][ T32] r9:83018005 r8:85684800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 886.451050][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.451091][ T32] r5:00001000 r4:eb579000 [ 886.451110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.451160][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.451206][ T32] r5:85642f8c r4:85642c00 [ 886.451246][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.451294][ T32] r7:dddced80 r6:83018000 r5:85642f8c r4:853f3800 [ 886.451315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.451360][ T32] r10:61c88647 r9:85684800 r8:853f382c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.451382][ T32] r4:853f3800 [ 886.451400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.451452][ T32] r10:00000000 r9:853f3800 r8:80287e08 r7:eb791e60 r6:853dc900 r5:85684800 [ 886.451473][ T32] r4:00000001 [ 886.451492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.451549][ T32] Exception stack(0xeb7b5fb0 to 0xeb7b5ff8) [ 886.451578][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 886.451608][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.451643][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.451674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.451697][ T32] r4:85421280 [ 886.452005][ T32] INFO: task kworker/0:610:5166 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.452067][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.452135][ T32] Workqueue: events bpf_prog_free_deferred [ 886.452197][ T32] Call trace: [ 886.452247][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 886.452464][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 886.452757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 7 printk messages dropped ** [ 886.453034][ T32] r5:00001000 r4:dfa09000 ** 6 printk messages dropped ** [ 886.453408][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 886.466725][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 886.467068][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 886.467424][ T32] r5:85685400 r4:8291a680 ** 8 printk messages dropped ** [ 886.467807][ T32] r4:00000000 ** 5 printk messages dropped ** [ 886.468055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 886.468192][ T32] r7:dddced80 r6:83018000 r5:8564278c r4:853f3880 ** 4 printk messages dropped ** [ 886.468388][ T32] r10:00000000 r9:853f3880 r8:80287e08 r7:eb7b5e60 r6:853dc980 r5:85685400 ** 6 printk messages dropped ** [ 886.468672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 886.469491][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 7 printk messages dropped ** [ 886.469791][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 886.470159][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 9 printk messages dropped ** [ 886.470586][ T32] r4:85249480 ** 4 printk messages dropped ** [ 886.470780][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.470807][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.470855][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.470903][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.470953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.470998][ T32] r4:85243840 [ 886.471040][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.471088][ T32] INFO: task kworker/0:612:5171 blocked for more than 463 seconds. [ 886.471118][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.471183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.471228][ T32] task:kworker/0:612 state:D stack:0 pid:5171 tgid:5171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.471275][ T32] Workqueue: events bpf_prog_free_deferred [ 886.471345][ T32] Call trace: [ 886.471431][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.471483][ T32] r10:8291a684 r9:eb7c1d84 r8:00000002 r7:60000013 r6:eb7c1d8c r5:85686c00 [ 886.471506][ T32] r4:85686c00 [ 886.471526][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.471568][ T32] r5:85686c00 r4:8291a680 [ 886.471633][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.471686][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.471728][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c1e08 [ 886.471749][ T32] r4:00000000 [ 886.471768][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.471822][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.471861][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.471902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854213c0 [ 886.471923][ T32] r4:00000000 [ 886.471942][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.471983][ T32] r9:83018005 r8:85686c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 886.472005][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.472045][ T32] r5:00001000 r4:eb56d000 [ 886.472064][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.472101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.472141][ T32] r5:85642b8c r4:85642800 [ 886.472182][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.472230][ T32] r7:dddced80 r6:83018000 r5:85642b8c r4:853f3900 [ 886.472252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.472298][ T32] r10:61c88647 r9:85686c00 r8:853f392c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.472320][ T32] r4:853f3900 [ 886.472338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.472382][ T32] r10:00000000 r9:853f3900 r8:80287e08 r7:eb7b5e60 r6:853dca00 r5:85686c00 [ 886.472404][ T32] r4:00000001 [ 886.472428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.472463][ T32] Exception stack(0xeb7c1fb0 to 0xeb7c1ff8) [ 886.472489][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.472516][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.472542][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.472592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.472618][ T32] r4:854214c0 [ 886.472865][ T32] INFO: task kworker/0:612:5171 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.472896][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.472994][ T32] Workqueue: events bpf_prog_free_deferred [ 886.473063][ T32] Call trace: [ 886.473118][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.473212][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.473243][ T32] r4:00000000 [ 886.473274][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.473352][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.473382][ T32] dd20: c8926000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.473416][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.473443][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.492060][ T32] r5:800f0013 r4:80239bb0 [ 886.492149][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.492210][ T32] r4:82ac21e4 [ 886.492232][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.492276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.492322][ T32] r4:eab2ddc0 [ 886.492346][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.492427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.492475][ T32] r4:00000000 [ 886.492519][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.492589][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.492614][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.492659][ T32] r5:00001000 r4:dfa09000 [ 886.492697][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.492740][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.492782][ T32] r5:85272b8c r4:85272800 [ 886.492812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.492861][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.492883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.492929][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.492985][ T32] r4:85249480 [ 886.493017][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.493085][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.493112][ T32] r4:00000001 [ 886.493132][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.493202][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.493238][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.493268][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.493307][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.493362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.493388][ T32] r4:85243840 [ 886.493412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.498218][ T32] INFO: task kworker/0:613:5173 blocked for more than 463 seconds. [ 886.498290][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.498318][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.498341][ T32] task:kworker/0:613 state:D stack:0 pid:5173 tgid:5173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.498426][ T32] Workqueue: events bpf_prog_free_deferred [ 886.498508][ T32] Call trace: [ 886.498562][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.498639][ T32] r10:8291a684 r9:eb7c5d84 r8:00000002 r7:60000113 r6:eb7c5d8c r5:85686000 ** 4 printk messages dropped ** [ 886.498837][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 886.499109][ T32] r4:00000000 ** 6 printk messages dropped ** [ 886.499508][ T32] r5:8564338c r4:85643000 [ 886.499528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 886.499689][ T32] r10:61c88647 r9:85686000 r8:853f39ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 886.500029][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 886.500837][ T32] Call trace: ** 4 printk messages dropped ** [ 886.501082][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 886.501329][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 886.501530][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 886.501937][ T32] r5:85272b8c r4:85272800 ** 4 printk messages dropped ** [ 886.502178][ T32] r4:85249480 ** 4 printk messages dropped ** [ 886.502368][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 3 printk messages dropped ** [ 886.502555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.502579][ T32] r4:85243840 [ 886.502599][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.502645][ T32] INFO: task kworker/0:614:5175 blocked for more than 463 seconds. [ 886.502675][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.502700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.502720][ T32] task:kworker/0:614 state:D stack:0 pid:5175 tgid:5175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.502764][ T32] Workqueue: events bpf_prog_free_deferred [ 886.502828][ T32] Call trace: [ 886.502910][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.502960][ T32] r10:8291a684 r9:eb7c9d84 r8:00000002 r7:60000013 r6:eb7c9d8c r5:855e5400 [ 886.503005][ T32] r4:855e5400 [ 886.503048][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.503113][ T32] r5:855e5400 r4:8291a680 [ 886.503141][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.503208][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.503252][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c9e08 [ 886.503274][ T32] r4:00000000 [ 886.503293][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.503327][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.503361][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.503401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854218c0 [ 886.503462][ T32] r4:00000000 [ 886.503542][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.515488][ T32] r9:83018005 r8:855e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 886.515527][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.515606][ T32] r5:00001000 r4:eb5ab000 [ 886.515651][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.515696][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.515738][ T32] r5:85643b8c r4:85643800 [ 886.515758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.515804][ T32] r7:dddced80 r6:83018000 r5:85643b8c r4:853f3a00 [ 886.515825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.515897][ T32] r10:61c88647 r9:855e5400 r8:853f3a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.515944][ T32] r4:853f3a00 [ 886.515967][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.516015][ T32] r10:00000000 r9:853f3a00 r8:80287e08 r7:eb7c5e60 r6:853dcb00 r5:855e5400 [ 886.516038][ T32] r4:00000001 [ 886.516057][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.516094][ T32] Exception stack(0xeb7c9fb0 to 0xeb7c9ff8) [ 886.516147][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 886.516205][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.516234][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.516263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.516285][ T32] r4:85421740 [ 886.516825][ T32] INFO: task kworker/0:614:5175 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.516863][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.516951][ T32] Workqueue: events bpf_prog_free_deferred [ 886.517022][ T32] Call trace: [ 886.517106][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.517163][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.517232][ T32] r4:00000000 [ 886.517255][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.517331][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.517364][ T32] dd20: c9269000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.517393][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.517444][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.517493][ T32] r5:800f0013 r4:80239bb0 [ 886.517540][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.517623][ T32] r4:82ac21e4 [ 886.517647][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.517691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.517734][ T32] r4:eab2ddc0 [ 886.517761][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 886.517932][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 8 printk messages dropped ** [ 886.518300][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 886.518603][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 886.519034][ T32] Call trace: ** 6 printk messages dropped ** [ 886.519367][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 886.519718][ T32] r4:00000000 ** 6 printk messages dropped ** [ 886.520042][ T32] r5:8564378c r4:85643400 [ 886.520072][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 886.520190][ T32] r10:61c88647 r9:84ab0000 r8:853f3aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 886.520479][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 886.520958][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 886.521399][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 6 printk messages dropped ** [ 886.521673][ T32] r4:eab2ddc0 ** 4 printk messages dropped ** [ 886.521943][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 1 printk messages dropped ** [ 886.522053][ T32] r5:00001000 r4:dfa09000 [ 886.522077][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.522118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.522160][ T32] r5:85272b8c r4:85272800 [ 886.522180][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.522224][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.522246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.522292][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.522345][ T32] r4:85249480 [ 886.522368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.522420][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.522481][ T32] r4:00000001 [ 886.522504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.522539][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.522587][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.522618][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.522644][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.522673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.522695][ T32] r4:85243840 [ 886.522736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.522764][ T32] INFO: task kworker/0:616:5179 blocked for more than 463 seconds. [ 886.522793][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.522816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.522861][ T32] task:kworker/0:616 state:D stack:0 pid:5179 tgid:5179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.522932][ T32] Workqueue: events bpf_prog_free_deferred [ 886.522995][ T32] Call trace: [ 886.523069][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.523138][ T32] r10:8291a684 r9:eb7d1d84 r8:00000002 r7:60000013 r6:eb7d1d8c r5:84ab0c00 [ 886.523176][ T32] r4:84ab0c00 [ 886.523199][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.523242][ T32] r5:84ab0c00 r4:8291a680 [ 886.523262][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.523299][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.523340][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d1e08 [ 886.523384][ T32] r4:00000000 [ 886.523407][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.523490][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.546136][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.546217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85421ac0 [ 886.546280][ T32] r4:00000000 [ 886.546326][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.546377][ T32] r9:83018005 r8:84ab0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f015000 [ 886.546401][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.546474][ T32] r5:00001000 r4:dfa97000 [ 886.546526][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.546591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.546658][ T32] r5:85643f8c r4:85643c00 [ 886.546689][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.546758][ T32] r7:dddced80 r6:83018000 r5:85643f8c r4:853f3b00 [ 886.546807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.546864][ T32] r10:61c88647 r9:84ab0c00 r8:853f3b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.546887][ T32] r4:853f3b00 [ 886.546908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.546993][ T32] r10:00000000 r9:853f3b00 r8:80287e08 r7:eb7c9e60 r6:853dcc00 r5:84ab0c00 [ 886.547027][ T32] r4:00000001 [ 886.547056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.547118][ T32] Exception stack(0xeb7d1fb0 to 0xeb7d1ff8) [ 886.547159][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.547191][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.547254][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.547286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.547329][ T32] r4:85421800 [ 886.547927][ T32] INFO: task kworker/0:616:5179 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.547963][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.548077][ T32] Workqueue: events bpf_prog_free_deferred [ 886.548124][ T32] Call trace: [ 886.548206][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.548262][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.548285][ T32] r4:00000000 [ 886.548304][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.548366][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 2 printk messages dropped ** [ 886.548481][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 886.548741][ T32] r4:eab2ddc0 ** 4 printk messages dropped ** [ 886.549004][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 8 printk messages dropped ** [ 886.549400][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 886.549632][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 5 printk messages dropped ** [ 886.549908][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 886.550323][ T32] r4:84ab1800 [ 886.550357][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.550402][ T32] r5:84ab1800 r4:8291a680 [ 886.550429][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.550469][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.550532][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb69de08 [ 886.550578][ T32] r4:00000000 [ 886.550600][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.550636][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.550692][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.550757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85421bc0 [ 886.550802][ T32] r4:00000000 [ 886.550825][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.550902][ T32] r9:83018005 r8:84ab1800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 886.550927][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.550991][ T32] r5:00001000 r4:e04b5000 [ 886.551019][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.551059][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.551121][ T32] r5:8564838c r4:85648000 [ 886.551144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.551191][ T32] r7:dddced80 r6:83018000 r5:8564838c r4:853f3b80 [ 886.551212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.551258][ T32] r10:61c88647 r9:84ab1800 r8:853f3bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.551281][ T32] r4:853f3b80 [ 886.551300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.551343][ T32] r10:00000000 r9:853f3b80 r8:80287e08 r7:eb7d1e60 r6:853dcc80 r5:84ab1800 [ 886.551365][ T32] r4:00000001 [ 886.551404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.551447][ T32] Exception stack(0xeb69dfb0 to 0xeb69dff8) [ 886.551474][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.551502][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.551551][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.551582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.551607][ T32] r4:85421a00 [ 886.551918][ T32] INFO: task kworker/0:617:5181 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.551952][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.552052][ T32] Workqueue: events bpf_prog_free_deferred [ 886.552114][ T32] Call trace: [ 886.552207][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.552272][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.552317][ T32] r4:00000000 [ 886.552342][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.552382][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.552410][ T32] dd20: c9824000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.552468][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.552498][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.552523][ T32] r5:800f0013 r4:80239bb0 [ 886.552543][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.552583][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 886.552669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 7 printk messages dropped ** [ 886.552997][ T32] r5:00001000 r4:dfa09000 ** 5 printk messages dropped ** [ 886.553310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 886.573880][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 886.574148][ T32] INFO: task kworker/0:618:5183 blocked for more than 463 seconds. ** 6 printk messages dropped ** [ 886.574557][ T32] r10:8291a684 r9:eb6a1d84 r8:00000002 r7:60000013 r6:eb6a1d8c r5:84ab2400 [ 886.574585][ T32] r4:84ab2400 [ 886.574675][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.574750][ T32] r5:84ab2400 r4:8291a680 [ 886.574775][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.574852][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.574899][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a1e08 [ 886.574976][ T32] r4:00000000 [ 886.574998][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.575043][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.575089][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.575151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85421e00 [ 886.575182][ T32] r4:00000000 [ 886.575212][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.575282][ T32] r9:83018005 r8:84ab2400 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 886.575333][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.575379][ T32] r5:00001000 r4:eab77000 [ 886.575399][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.575457][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.575528][ T32] r5:85648b8c r4:85648800 [ 886.575561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.575639][ T32] r7:dddced80 r6:83018000 r5:85648b8c r4:853f3c00 [ 886.575685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.575735][ T32] r10:61c88647 r9:84ab2400 r8:853f3c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.575759][ T32] r4:853f3c00 [ 886.575779][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.575823][ T32] r10:00000000 r9:853f3c00 r8:80287e08 r7:eb69de60 r6:853dcd00 r5:84ab2400 [ 886.575897][ T32] r4:00000001 [ 886.575919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.575956][ T32] Exception stack(0xeb6a1fb0 to 0xeb6a1ff8) [ 886.576003][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.576055][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.576098][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.576138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.576163][ T32] r4:85421b40 [ 886.576747][ T32] INFO: task kworker/0:618:5183 is blocked on a mutex likely owned by task kworker/0:296:4183. ** 1 printk messages dropped ** [ 886.576904][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 886.577160][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 886.577601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 6 printk messages dropped ** [ 886.577875][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 886.578205][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 886.578451][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 886.578673][ T32] INFO: task kworker/0:619:5185 blocked for more than 463 seconds. [ 886.578725][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.578750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.578771][ T32] task:kworker/0:619 state:D stack:0 pid:5185 tgid:5185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.578827][ T32] Workqueue: events bpf_prog_free_deferred [ 886.578888][ T32] Call trace: [ 886.578935][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.578984][ T32] r10:8291a684 r9:eb6b1d84 r8:00000002 r7:60000113 r6:eb6b1d8c r5:84ab3000 [ 886.579017][ T32] r4:84ab3000 [ 886.579061][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.579128][ T32] r5:84ab3000 r4:8291a680 [ 886.579161][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.579221][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.579287][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b1e08 [ 886.579333][ T32] r4:00000000 [ 886.579371][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.579431][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.579469][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.579509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85421d80 [ 886.579551][ T32] r4:00000000 [ 886.579574][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.579618][ T32] r9:83018005 r8:84ab3000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 886.579661][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.579726][ T32] r5:00001000 r4:eaaab000 [ 886.579748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.579808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.579853][ T32] r5:8564878c r4:85648400 [ 886.579875][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.579945][ T32] r7:dddced80 r6:83018000 r5:8564878c r4:853f3c80 [ 886.579968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.580016][ T32] r10:61c88647 r9:84ab3000 r8:853f3cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.580038][ T32] r4:853f3c80 [ 886.580078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.580125][ T32] r10:00000000 r9:853f3c80 r8:80287e08 r7:eb6a1e60 r6:853dcd80 r5:84ab3000 [ 886.580178][ T32] r4:00000001 [ 886.580242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 886.580359][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 886.581082][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 886.581464][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 886.581701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 886.582238][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 886.582582][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 886.582836][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 886.583238][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 886.606086][ T32] r4:00000000 ** 6 printk messages dropped ** [ 886.606479][ T32] r5:85648f8c r4:85648c00 [ 886.606533][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.606583][ T32] r7:dddced80 r6:83018000 r5:85648f8c r4:853f3d00 ** 2 printk messages dropped ** [ 886.606706][ T32] r4:853f3d00 ** 4 printk messages dropped ** [ 886.606914][ T32] Exception stack(0xeb6b5fb0 to 0xeb6b5ff8) ** 6 printk messages dropped ** [ 886.607890][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 886.609984][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 886.610438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.610524][ T32] r4:eab2ddc0 [ 886.610579][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.610672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.610732][ T32] r4:00000000 [ 886.610778][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.611006][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.611070][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.611168][ T32] r5:00001000 r4:dfa09000 [ 886.611220][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.611357][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.611478][ T32] r5:85272b8c r4:85272800 [ 886.611552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.611683][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.611741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.611846][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.611907][ T32] r4:85249480 [ 886.611955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.612104][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.612182][ T32] r4:00000001 [ 886.612235][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.612426][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.612528][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.612611][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.612692][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.612772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.612826][ T32] r4:85243840 [ 886.612891][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.613014][ T32] INFO: task kworker/0:621:5189 blocked for more than 463 seconds. [ 886.613142][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.613250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.613305][ T32] task:kworker/0:621 state:D stack:0 pid:5189 tgid:5189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.613403][ T32] Workqueue: events bpf_prog_free_deferred [ 886.637848][ T32] Call trace: [ 886.638036][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.638226][ T32] r10:8291a684 r9:eb6c9d84 r8:00000002 r7:60000013 r6:eb6c9d8c r5:84ab4800 [ 886.638294][ T32] r4:84ab4800 [ 886.638348][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.638451][ T32] r5:84ab4800 r4:8291a680 [ 886.638509][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.638600][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.638698][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c9e08 [ 886.638754][ T32] r4:00000000 [ 886.638802][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.638885][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.638978][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.639115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85410200 [ 886.639189][ T32] r4:00000000 [ 886.639243][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.639370][ T32] r9:83018005 r8:84ab4800 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 886.639434][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.639544][ T32] r5:00001000 r4:eafc7000 [ 886.639597][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.639709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.639845][ T32] r5:85649b8c r4:85649800 [ 886.639916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.640026][ T32] r7:dddced80 r6:83018000 r5:85649b8c r4:853f3d80 [ 886.640081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.640199][ T32] r10:61c88647 r9:84ab4800 r8:853f3dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.640256][ T32] r4:853f3d80 [ 886.640308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.640419][ T32] r10:00000000 r9:853f3d80 r8:80287e08 r7:eb6b5e60 r6:853dce80 r5:84ab4800 [ 886.640480][ T32] r4:00000001 [ 886.640532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.640622][ T32] Exception stack(0xeb6c9fb0 to 0xeb6c9ff8) [ 886.640693][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 886.640762][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.640831][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.640898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.640954][ T32] r4:85402cc0 [ 886.642193][ T32] INFO: task kworker/0:621:5189 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.642287][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.642510][ T32] Workqueue: events bpf_prog_free_deferred [ 886.642619][ T32] Call trace: [ 886.642698][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.642834][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.642899][ T32] r4:00000000 [ 886.642951][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.643046][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.643116][ T32] dd20: ca0df000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 1 printk messages dropped ** [ 886.643273][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 886.658789][ T32] r4:eab2ddc0 ** 4 printk messages dropped ** [ 886.659201][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 7 printk messages dropped ** [ 886.659945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 886.660739][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 886.661378][ T32] task:kworker/0:622 state:D stack:0 pid:5191 tgid:5191 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 886.662314][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6cde08 ** 5 printk messages dropped ** [ 886.662750][ T32] r4:00000000 ** 5 printk messages dropped ** [ 886.663276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.663373][ T32] r5:8564938c r4:85649000 [ 886.663426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 886.684713][ T32] r4:853f3e00 ** 2 printk messages dropped ** [ 886.684956][ T32] r4:00000001 ** 5 printk messages dropped ** [ 886.685453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 886.687462][ T32] r4:00000000 ** 6 printk messages dropped ** [ 886.687948][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 886.688790][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 886.689817][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 5 printk messages dropped ** [ 886.690217][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 886.690707][ T32] task:kworker/0:623 state:D stack:0 pid:5195 tgid:5195 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 886.691682][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6fde08 ** 9 printk messages dropped ** [ 886.692449][ T32] r5:00001000 r4:eb107000 ** 2 printk messages dropped ** [ 886.692686][ T32] r5:85649f8c r4:85649c00 ** 1 printk messages dropped ** [ 886.692889][ T32] r7:dddced80 r6:83018000 r5:85649f8c r4:853f3e80 [ 886.692955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.693065][ T32] r10:61c88647 r9:85608000 r8:853f3eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.693139][ T32] r4:853f3e80 [ 886.693248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.693363][ T32] r10:00000000 r9:853f3e80 r8:80287e08 r7:eb6c9e60 r6:853dcf80 r5:85608000 [ 886.693415][ T32] r4:00000001 [ 886.723272][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.724202][ T32] Exception stack(0xeb6fdfb0 to 0xeb6fdff8) [ 886.724305][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.724389][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.724456][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.724533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.724619][ T32] r4:854101c0 [ 886.725813][ T32] INFO: task kworker/0:623:5195 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.725911][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.726097][ T32] Workqueue: events bpf_prog_free_deferred [ 886.726228][ T32] Call trace: [ 886.726336][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.726477][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.726537][ T32] r4:00000000 [ 886.726588][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.726677][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.726746][ T32] dd20: ca497000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.726817][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.726905][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.726988][ T32] r5:800f0013 r4:80239bb0 [ 886.727039][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.727155][ T32] r4:82ac21e4 [ 886.727216][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.727313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.727375][ T32] r4:eab2ddc0 [ 886.727428][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.727546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.727609][ T32] r4:00000000 [ 886.727662][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.727786][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.727865][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.727981][ T32] r5:00001000 r4:dfa09000 [ 886.728065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.728170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.728273][ T32] r5:85272b8c r4:85272800 [ 886.728335][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.728466][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.728528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.728631][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.728688][ T32] r4:85249480 [ 886.728757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.728876][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.728933][ T32] r4:00000001 [ 886.728980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.729059][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.729125][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.729230][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.729328][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.729428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.729486][ T32] r4:85243840 [ 886.729539][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.729648][ T32] INFO: task kworker/0:624:5196 blocked for more than 463 seconds. [ 886.729740][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.729815][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.729863][ T32] task:kworker/0:624 state:D stack:0 pid:5196 tgid:5196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.729991][ T32] Workqueue: events bpf_prog_free_deferred [ 886.730095][ T32] Call trace: [ 886.730171][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.730276][ T32] r10:8291a684 r9:eb705d84 r8:00000002 r7:60000013 r6:eb705d8c r5:85608c00 [ 886.730347][ T32] r4:85608c00 [ 886.730436][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.730553][ T32] r5:85608c00 r4:8291a680 [ 886.730606][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.730707][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.730807][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb705e08 [ 886.730861][ T32] r4:00000000 [ 886.730908][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.730996][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.731075][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.731167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85410700 [ 886.731222][ T32] r4:00000000 [ 886.731267][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.731374][ T32] r9:83018005 r8:85608c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 886.731452][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.731568][ T32] r5:00001000 r4:eb2c7000 [ 886.731620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.731709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.731805][ T32] r5:8564a78c r4:8564a400 [ 886.731879][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.732001][ T32] r7:dddced80 r6:83018000 r5:8564a78c r4:853f3f00 [ 886.732058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.732169][ T32] r10:61c88647 r9:85608c00 r8:853f3f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.732224][ T32] r4:853f3f00 [ 886.732274][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.732386][ T32] r10:00000000 r9:853f3f00 r8:80287e08 r7:eb6fde60 r6:85422000 r5:85608c00 [ 886.732439][ T32] r4:00000001 [ 886.732485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.732569][ T32] Exception stack(0xeb705fb0 to 0xeb705ff8) [ 886.732631][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 886.732699][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.732763][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.732831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.732883][ T32] r4:85410280 [ 886.757833][ T32] INFO: task kworker/0:624:5196 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.758007][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.758193][ T32] Workqueue: events bpf_prog_free_deferred [ 886.758355][ T32] Call trace: [ 886.758431][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.758551][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.758649][ T32] r4:00000000 [ 886.758774][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.758900][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.758971][ T32] dd20: ca77c000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.759038][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.759143][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.759208][ T32] r5:800f0013 r4:80239bb0 [ 886.759289][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.759382][ T32] r4:82ac21e4 [ 886.759431][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.759524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.759575][ T32] r4:eab2ddc0 [ 886.759621][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.759710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.759761][ T32] r4:00000000 [ 886.759808][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.759902][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.759951][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.760039][ T32] r5:00001000 r4:dfa09000 [ 886.760088][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.760180][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 886.760413][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 886.761137][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 3 printk messages dropped ** [ 886.761510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 886.762093][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 886.762764][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 886.763298][ T32] r4:00000000 ** 3 printk messages dropped ** [ 886.784397][ T32] r5:00001000 r4:eb211000 ** 2 printk messages dropped ** [ 886.784652][ T32] r5:8564a38c r4:8564a000 [ 886.784717][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 886.784981][ T32] r10:61c88647 r9:85609800 r8:853f3fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 886.785801][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 886.787614][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 886.788303][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 886.788990][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 8 printk messages dropped ** [ 886.789741][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 886.790166][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 3 printk messages dropped ** [ 886.790490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.790545][ T32] r4:85243840 [ 886.790606][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.790703][ T32] INFO: task kworker/0:626:5199 blocked for more than 463 seconds. [ 886.790781][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.790837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.790886][ T32] task:kworker/0:626 state:D stack:0 pid:5199 tgid:5199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.790985][ T32] Workqueue: events bpf_prog_free_deferred [ 886.791081][ T32] Call trace: [ 886.791164][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.791275][ T32] r10:8291a684 r9:eb7d9d84 r8:00000002 r7:60000013 r6:eb7d9d8c r5:8560a400 [ 886.791332][ T32] r4:8560a400 [ 886.791384][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.791516][ T32] r5:8560a400 r4:8291a680 [ 886.791589][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.791679][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.791775][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d9e08 [ 886.791846][ T32] r4:00000000 [ 886.791902][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.791986][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.792080][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.792198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854107c0 [ 886.792280][ T32] r4:00000000 [ 886.792333][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.792440][ T32] r9:83018005 r8:8560a400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 886.792495][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.792596][ T32] r5:00001000 r4:eb3c7000 [ 886.792667][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.792763][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.792854][ T32] r5:8564ab8c r4:8564a800 [ 886.792911][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.793022][ T32] r7:dddced80 r6:83018000 r5:8564ab8c r4:85414000 [ 886.793080][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.793229][ T32] r10:61c88647 r9:8560a400 r8:8541402c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.793312][ T32] r4:85414000 [ 886.793374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.817661][ T32] r10:00000000 r9:85414000 r8:80287e08 r7:eb705e60 r6:85422100 r5:8560a400 [ 886.817745][ T32] r4:00000001 [ 886.817794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.817870][ T32] Exception stack(0xeb7d9fb0 to 0xeb7d9ff8) [ 886.817909][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 886.817938][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.817964][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.817992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.818034][ T32] r4:85410400 [ 886.818580][ T32] INFO: task kworker/0:626:5199 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.818615][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.818704][ T32] Workqueue: events bpf_prog_free_deferred [ 886.818772][ T32] Call trace: [ 886.818829][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.818882][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.818905][ T32] r4:00000000 [ 886.818924][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.818962][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.818989][ T32] dd20: caf22000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.819017][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.819064][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.819092][ T32] r5:800f0013 r4:80239bb0 [ 886.819134][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.819210][ T32] r4:82ac21e4 [ 886.819235][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.819278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.819320][ T32] r4:eab2ddc0 [ 886.819343][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.819429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.819455][ T32] r4:00000000 [ 886.819496][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.819544][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.819566][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.819608][ T32] r5:00001000 r4:dfa09000 [ 886.819627][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.819665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.819726][ T32] r5:85272b8c r4:85272800 [ 886.819770][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.819820][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.819843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.819890][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.819912][ T32] r4:85249480 [ 886.819931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.819975][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 2 printk messages dropped ** [ 886.820208][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 5 printk messages dropped ** [ 886.820726][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 886.821419][ T32] r4:8560b000 ** 4 printk messages dropped ** [ 886.821796][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb77de08 ** 8 printk messages dropped ** [ 886.822489][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 886.822822][ T32] r5:8559f78c r4:8559f400 ** 1 printk messages dropped ** [ 886.822955][ T32] r7:ddde2d80 r6:83018200 r5:8559f78c r4:85422180 ** 4 printk messages dropped ** [ 886.823317][ T32] r10:00000000 r9:85422180 r8:80287e08 r7:eb661e60 r6:85422200 r5:8560b000 ** 9 printk messages dropped ** [ 886.848215][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 886.849280][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 886.849475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 3 printk messages dropped ** [ 886.849750][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.849799][ T32] r5:00001000 r4:dfa09000 [ 886.849868][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.849913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.849956][ T32] r5:85272b8c r4:85272800 [ 886.849982][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.850031][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.850054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.850175][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.850205][ T32] r4:85249480 [ 886.850228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.850300][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.850328][ T32] r4:00000001 [ 886.850373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.850425][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.850455][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.850483][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.850534][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.850632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.850658][ T32] r4:85243840 [ 886.850745][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.850807][ T32] INFO: task kworker/1:414:5204 blocked for more than 463 seconds. [ 886.850846][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.850896][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.850954][ T32] task:kworker/1:414 state:D stack:0 pid:5204 tgid:5204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.851066][ T32] Workqueue: events bpf_prog_free_deferred [ 886.851159][ T32] Call trace: [ 886.851301][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.851356][ T32] r10:8291a684 r9:eb6e9d84 r8:00000002 r7:60000113 r6:eb6e9d8c r5:8560bc00 [ 886.851379][ T32] r4:8560bc00 [ 886.851598][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.851719][ T32] r5:8560bc00 r4:8291a680 [ 886.851752][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.851794][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.851837][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e9e08 [ 886.851886][ T32] r4:00000000 [ 886.851910][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.851946][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.851981][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.852046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f6680 [ 886.852072][ T32] r4:00000000 [ 886.852091][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.852142][ T32] r9:83018205 r8:8560bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 886.852199][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.852246][ T32] r5:00001000 r4:eb6f5000 [ 886.852269][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.852308][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.852374][ T32] r5:8559ef8c r4:8559ec00 [ 886.852424][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.852536][ T32] r7:ddde2d80 r6:83018200 r5:8559ef8c r4:85422280 [ 886.852596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.852686][ T32] r10:61c88647 r9:8560bc00 r8:854222ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 886.853129][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 886.866687][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 886.867522][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 886.868650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 9 printk messages dropped ** [ 886.869759][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 886.870481][ T32] r4:00000001 ** 4 printk messages dropped ** [ 886.871125][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 886.871693][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 886.872303][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 886.873068][ T32] r9:83018005 r8:8560c800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 ** 4 printk messages dropped ** [ 886.904354][ T32] r5:8564af8c r4:8564ac00 ** 2 printk messages dropped ** [ 886.904510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 886.905115][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 886.906224][ T32] Call trace: ** 4 printk messages dropped ** [ 886.906547][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 886.906864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 7 printk messages dropped ** [ 886.907190][ T32] r5:00001000 r4:dfa09000 ** 5 printk messages dropped ** [ 886.907456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 886.907834][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 886.908261][ T32] task:kworker/0:628 state:D stack:0 pid:5208 tgid:5208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.908310][ T32] Workqueue: events bpf_prog_free_deferred [ 886.908352][ T32] Call trace: [ 886.908382][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.908452][ T32] r10:8291a684 r9:eb7e1d84 r8:00000002 r7:60000113 r6:eb7e1d8c r5:8560d400 [ 886.908499][ T32] r4:8560d400 [ 886.908524][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.908568][ T32] r5:8560d400 r4:8291a680 [ 886.908587][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.908625][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.908687][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e1e08 [ 886.908732][ T32] r4:00000000 [ 886.908755][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.908790][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.908825][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.908866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85410a80 [ 886.908888][ T32] r4:00000000 [ 886.908923][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.909011][ T32] r9:83018005 r8:8560d400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 886.909043][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.909086][ T32] r5:00001000 r4:eb411000 [ 886.909126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.909207][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.909251][ T32] r5:8564b38c r4:8564b000 [ 886.909271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.909317][ T32] r7:dddced80 r6:83018000 r5:8564b38c r4:85414100 [ 886.909363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.909415][ T32] r10:61c88647 r9:8560d400 r8:8541412c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.909437][ T32] r4:85414100 [ 886.909457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.909500][ T32] r10:00000000 r9:85414100 r8:80287e08 r7:eb7dde60 r6:85422400 r5:8560d400 [ 886.909542][ T32] r4:00000001 [ 886.909565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.909600][ T32] Exception stack(0xeb7e1fb0 to 0xeb7e1ff8) [ 886.909633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.909664][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.909749][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.909782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.909824][ T32] r4:85410940 [ 886.910216][ T32] INFO: task kworker/0:628:5208 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.910263][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.910390][ T32] Workqueue: events bpf_prog_free_deferred [ 886.910488][ T32] Call trace: [ 886.910571][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.910633][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.910678][ T32] r4:00000000 [ 886.910721][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.910764][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.910813][ T32] dd20: cb5ab000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.910875][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.910919][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.910947][ T32] r5:800f0013 r4:80239bb0 [ 886.910968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.911010][ T32] r4:82ac21e4 [ 886.911030][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.911072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.911094][ T32] r4:eab2ddc0 [ 886.911112][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.911157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.911180][ T32] r4:00000000 [ 886.911199][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.911242][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.911262][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.911316][ T32] r5:00001000 r4:dfa09000 [ 886.911340][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.911396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.911462][ T32] r5:85272b8c r4:85272800 [ 886.911485][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.911532][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.911573][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.911622][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.911645][ T32] r4:85249480 [ 886.911664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.911729][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.911771][ T32] r4:00000001 [ 886.911794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.911831][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.911894][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.911928][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.911955][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.912004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.912035][ T32] r4:85243840 [ 886.912058][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.912106][ T32] INFO: task kworker/0:629:5210 blocked for more than 463 seconds. [ 886.912192][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.912262][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.912314][ T32] task:kworker/0:629 state:D stack:0 pid:5210 tgid:5210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.912412][ T32] Workqueue: events bpf_prog_free_deferred [ 886.912517][ T32] Call trace: [ 886.912605][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.912697][ T32] r10:8291a684 r9:eb7f1d84 r8:00000002 r7:60000113 r6:eb7f1d8c r5:8560ec00 [ 886.912765][ T32] r4:8560ec00 [ 886.912826][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.912924][ T32] r5:8560ec00 r4:8291a680 [ 886.912980][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.913091][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.913224][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f1e08 [ 886.913274][ T32] r4:00000000 [ 886.913329][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.913413][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.947905][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.948080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85410b40 [ 886.948284][ T32] r4:00000000 [ 886.948344][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.948424][ T32] r9:83018005 r8:8560ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 886.948450][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.948496][ T32] r5:00001000 r4:eb429000 [ 886.948517][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.948632][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.948681][ T32] r5:8564b78c r4:8564b400 [ 886.948735][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.948786][ T32] r7:dddced80 r6:83018000 r5:8564b78c r4:85414180 [ 886.948807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.948855][ T32] r10:61c88647 r9:8560ec00 r8:854141ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.948927][ T32] r4:85414180 [ 886.948953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.949001][ T32] r10:00000000 r9:85414180 r8:80287e08 r7:eb7e1e60 r6:85422480 r5:8560ec00 [ 886.949055][ T32] r4:00000001 [ 886.949079][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.949117][ T32] Exception stack(0xeb7f1fb0 to 0xeb7f1ff8) [ 886.949362][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.949445][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.949475][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.949533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.949558][ T32] r4:85410a00 [ 886.950218][ T32] INFO: task kworker/0:629:5210 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.950257][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.950384][ T32] Workqueue: events bpf_prog_free_deferred [ 886.950461][ T32] Call trace: [ 886.950516][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.950570][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.950593][ T32] r4:00000000 [ 886.950613][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.950671][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.950723][ T32] dd20: cbe72000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.950773][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.950801][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.950845][ T32] r5:800f0013 r4:80239bb0 [ 886.950888][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.950936][ T32] r4:82ac21e4 [ 886.950990][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.951035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.951059][ T32] r4:eab2ddc0 [ 886.951078][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.951119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.951155][ T32] r4:00000000 [ 886.951179][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.951229][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.951279][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.951336][ T32] r5:00001000 r4:dfa09000 [ 886.951368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.951431][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.951476][ T32] r5:85272b8c r4:85272800 [ 886.951519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.951569][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.951590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.951675][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.951721][ T32] r4:85249480 [ 886.951743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.951810][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.951836][ T32] r4:00000001 [ 886.951876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.951919][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.951946][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.951973][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.952000][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.952048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.952096][ T32] r4:85243840 [ 886.952119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.952157][ T32] INFO: task kworker/0:630:5212 blocked for more than 463 seconds. [ 886.952192][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.952217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.952237][ T32] task:kworker/0:630 state:D stack:0 pid:5212 tgid:5212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.952348][ T32] Workqueue: events bpf_prog_free_deferred [ 886.952464][ T32] Call trace: [ 886.952532][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.952675][ T32] r10:8291a684 r9:eb7f9d84 r8:00000002 r7:60000013 r6:eb7f9d8c r5:84ab6000 [ 886.952737][ T32] r4:84ab6000 [ 886.952782][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.952886][ T32] r5:84ab6000 r4:8291a680 [ 886.952957][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.953066][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.953204][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f9e08 [ 886.953258][ T32] r4:00000000 [ 886.953300][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.953372][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.962061][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.962229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85410cc0 [ 886.962267][ T32] r4:00000000 [ 886.962289][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.962358][ T32] r9:83018005 r8:84ab6000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 886.962411][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.962519][ T32] r5:00001000 r4:eb445000 [ 886.962567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.962649][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.962737][ T32] r5:8564bb8c r4:8564b800 [ 886.962781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.962897][ T32] r7:dddced80 r6:83018000 r5:8564bb8c r4:85414200 [ 886.962998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.963102][ T32] r10:61c88647 r9:84ab6000 r8:8541422c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.963161][ T32] r4:85414200 [ 886.963210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.963306][ T32] r10:00000000 r9:85414200 r8:80287e08 r7:eb7f1e60 r6:85422500 r5:84ab6000 [ 886.963372][ T32] r4:00000001 [ 886.963442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.964214][ T32] Exception stack(0xeb7f9fb0 to 0xeb7f9ff8) [ 886.964265][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 886.964317][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.964349][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.964383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.964407][ T32] r4:85410b80 [ 886.965060][ T32] INFO: task kworker/0:630:5212 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.965117][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.965224][ T32] Workqueue: events bpf_prog_free_deferred [ 886.965312][ T32] Call trace: [ 886.965360][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.965417][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.965469][ T32] r4:00000000 [ 886.965513][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.965579][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.965616][ T32] dd20: cbe72000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.965645][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.965670][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.965694][ T32] r5:800f0013 r4:80239bb0 [ 886.965714][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.965755][ T32] r4:82ac21e4 [ 886.965797][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.965860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.965885][ T32] r4:eab2ddc0 [ 886.965912][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.965954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.965977][ T32] r4:00000000 [ 886.965996][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.966055][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.966100][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.966147][ T32] r5:00001000 r4:dfa09000 [ 886.966173][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.966213][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.966255][ T32] r5:85272b8c r4:85272800 [ 886.966275][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.966321][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.966382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.966432][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.966469][ T32] r4:85249480 [ 886.966491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.966546][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.966572][ T32] r4:00000001 [ 886.966593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.966628][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.966674][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.966706][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.966770][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.966820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.966856][ T32] r4:85243840 [ 886.966880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.966922][ T32] INFO: task kworker/0:631:5214 blocked for more than 463 seconds. [ 886.967006][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.967038][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.967060][ T32] task:kworker/0:631 state:D stack:0 pid:5214 tgid:5214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.967126][ T32] Workqueue: events bpf_prog_free_deferred [ 886.967197][ T32] Call trace: [ 886.967237][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.967294][ T32] r10:8291a684 r9:eb801d84 r8:00000002 r7:60000113 r6:eb801d8c r5:85610000 [ 886.967320][ T32] r4:85610000 [ 886.967361][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.967407][ T32] r5:85610000 r4:8291a680 [ 886.967427][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.967475][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.967520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb801e08 [ 886.967565][ T32] r4:00000000 [ 886.967589][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.967643][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.967681][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.967742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f53c0 [ 886.967772][ T32] r4:00000000 [ 886.967792][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.967850][ T32] r9:83018005 r8:85610000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 886.967899][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.967987][ T32] r5:00001000 r4:eb5d1000 [ 886.968045][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.968130][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.968234][ T32] r5:8564db8c r4:8564d800 [ 886.968304][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.968411][ T32] r7:dddced80 r6:83018000 r5:8564db8c r4:85414280 [ 886.968461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.968574][ T32] r10:61c88647 r9:85610000 r8:854142ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.968674][ T32] r4:85414280 [ 886.968727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.968821][ T32] r10:00000000 r9:85414280 r8:80287e08 r7:eb7f9e60 r6:85422580 r5:85610000 [ 886.968871][ T32] r4:00000001 [ 886.968913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.969017][ T32] Exception stack(0xeb801fb0 to 0xeb801ff8) [ 886.969116][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.969226][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.969288][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.969383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.969441][ T32] r4:85410c40 [ 886.970126][ T32] INFO: task kworker/0:631:5214 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 886.970215][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.970293][ T32] Workqueue: events bpf_prog_free_deferred [ 886.970338][ T32] Call trace: [ 886.970418][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 886.970545][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 886.970572][ T32] r4:00000000 [ 886.970608][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.970672][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 886.970732][ T32] dd20: cbe72000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 886.970765][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 886.970818][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.970858][ T32] r5:800f0013 r4:80239bb0 [ 886.970881][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.970921][ T32] r4:82ac21e4 [ 886.970941][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.970999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 886.971046][ T32] r4:eab2ddc0 [ 886.971068][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.971132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 886.971173][ T32] r4:00000000 [ 886.971221][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 886.971282][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 886.971306][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.971348][ T32] r5:00001000 r4:dfa09000 [ 886.971369][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.971408][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.971476][ T32] r5:85272b8c r4:85272800 [ 886.971500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.971547][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 886.971571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.971619][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.971641][ T32] r4:85249480 [ 886.971663][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.971735][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 886.971825][ T32] r4:00000001 [ 886.971847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.971882][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 886.971908][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.971935][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.971960][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.971989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.972011][ T32] r4:85243840 [ 886.972030][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.972059][ T32] INFO: task kworker/0:632:5216 blocked for more than 463 seconds. [ 886.972158][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.972218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.972267][ T32] task:kworker/0:632 state:D stack:0 pid:5216 tgid:5216 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.972322][ T32] Workqueue: events bpf_prog_free_deferred [ 886.972388][ T32] Call trace: [ 886.972482][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 886.972603][ T32] r10:8291a684 r9:eb809d84 r8:00000002 r7:60000013 r6:eb809d8c r5:85611800 [ 886.972659][ T32] r4:85611800 [ 886.972705][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 886.972787][ T32] r5:85611800 r4:8291a680 [ 886.972847][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.972956][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 886.973089][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb809e08 [ 886.973228][ T32] r4:00000000 [ 886.973288][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 886.973370][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.973455][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.006987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85410d80 [ 887.007055][ T32] r4:00000000 [ 887.007083][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.007163][ T32] r9:83018005 r8:85611800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 887.007188][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.007263][ T32] r5:00001000 r4:eb451000 [ 887.007293][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.007345][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.007413][ T32] r5:8564bf8c r4:8564bc00 [ 887.007438][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.007500][ T32] r7:dddced80 r6:83018000 r5:8564bf8c r4:85414300 [ 887.007525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.007582][ T32] r10:61c88647 r9:85611800 r8:8541432c r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.007607][ T32] r4:85414300 [ 887.007627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.007675][ T32] r10:00000000 r9:85414300 r8:80287e08 r7:eb801e60 r6:85422600 r5:85611800 [ 887.007697][ T32] r4:00000001 [ 887.007716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.007773][ T32] Exception stack(0xeb809fb0 to 0xeb809ff8) [ 887.007821][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 887.007853][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.007879][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.007908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.007950][ T32] r4:85410f40 [ 887.008612][ T32] INFO: task kworker/0:632:5216 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 887.008671][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.008757][ T32] Workqueue: events bpf_prog_free_deferred [ 887.008834][ T32] Call trace: [ 887.008879][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 887.008933][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 887.008957][ T32] r4:00000000 [ 887.008976][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.009034][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 887.009086][ T32] dd20: cc8f4000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 887.009137][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 887.009195][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.009241][ T32] r5:800f0013 r4:80239bb0 [ 887.009266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.009308][ T32] r4:82ac21e4 [ 887.009358][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.009405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.009452][ T32] r4:eab2ddc0 [ 887.009476][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.009538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.009563][ T32] r4:00000000 [ 887.009583][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.009627][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.009657][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.009705][ T32] r5:00001000 r4:dfa09000 [ 887.009725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.009765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.009807][ T32] r5:85272b8c r4:85272800 [ 887.009827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.009892][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 887.009942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.010014][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.010045][ T32] r4:85249480 [ 887.010065][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.010112][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 887.010135][ T32] r4:00000001 [ 887.010182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.010222][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 887.010250][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.010278][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.010332][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.010364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.010386][ T32] r4:85243840 [ 887.010407][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.010455][ T32] INFO: task kworker/0:633:5217 blocked for more than 464 seconds. [ 887.010493][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.010519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.010540][ T32] task:kworker/0:633 state:D stack:0 pid:5217 tgid:5217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.010611][ T32] Workqueue: events bpf_prog_free_deferred [ 887.010681][ T32] Call trace: [ 887.010730][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 887.010830][ T32] r10:8291a684 r9:eb80dd84 r8:00000002 r7:60000013 r6:eb80dd8c r5:85612400 [ 887.010881][ T32] r4:85612400 [ 887.010938][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 887.011024][ T32] r5:85612400 r4:8291a680 [ 887.011067][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.011148][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 887.011247][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb80de08 [ 887.011295][ T32] r4:00000000 [ 887.011336][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 887.011411][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.011606][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.011710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85410f80 [ 887.011807][ T32] r4:00000000 [ 887.011862][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.011958][ T32] r9:83018005 r8:85612400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 887.012037][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.012131][ T32] r5:00001000 r4:eb46b000 [ 887.012201][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.012298][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.012393][ T32] r5:8564c38c r4:8564c000 [ 887.012451][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.012545][ T32] r7:dddced80 r6:83018000 r5:8564c38c r4:85414380 [ 887.012617][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.012725][ T32] r10:61c88647 r9:85612400 r8:854143ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.012791][ T32] r4:85414380 [ 887.012872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.012977][ T32] r10:00000000 r9:85414380 r8:80287e08 r7:eb801e60 r6:85422680 r5:85612400 [ 887.013029][ T32] r4:00000001 [ 887.013071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.013161][ T32] Exception stack(0xeb80dfb0 to 0xeb80dff8) [ 887.013309][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.013422][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.023888][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.023996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.024029][ T32] r4:85410dc0 [ 887.025105][ T32] INFO: task kworker/0:633:5217 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 887.025257][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.025431][ T32] Workqueue: events bpf_prog_free_deferred [ 887.025557][ T32] Call trace: [ 887.025659][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 887.025721][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 887.025756][ T32] r4:00000000 [ 887.025780][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.025821][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 887.025851][ T32] dd20: cc999000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 887.025880][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 887.025921][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.025948][ T32] r5:800f0013 r4:80239bb0 [ 887.025969][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.026011][ T32] r4:82ac21e4 [ 887.026040][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.026085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.026108][ T32] r4:eab2ddc0 [ 887.026127][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.026173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.026196][ T32] r4:00000000 [ 887.026215][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.026261][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.026283][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.026325][ T32] r5:00001000 r4:dfa09000 [ 887.026345][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.026464][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.026513][ T32] r5:85272b8c r4:85272800 [ 887.026534][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.026721][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 887.026746][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.026794][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.026816][ T32] r4:85249480 [ 887.026836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.026881][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 887.026903][ T32] r4:00000001 [ 887.026922][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.026979][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 887.027009][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.027089][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.027121][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.027150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.027178][ T32] r4:85243840 [ 887.027199][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.027228][ T32] INFO: task kworker/0:634:5219 blocked for more than 464 seconds. [ 887.027262][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.027287][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.027307][ T32] task:kworker/0:634 state:D stack:0 pid:5219 tgid:5219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.027381][ T32] Workqueue: events bpf_prog_free_deferred [ 887.027452][ T32] Call trace: [ 887.027499][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 887.027548][ T32] r10:8291a684 r9:eb815d84 r8:00000002 r7:60000113 r6:eb815d8c r5:85610c00 [ 887.027571][ T32] r4:85610c00 [ 887.027591][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 887.027632][ T32] r5:85610c00 r4:8291a680 [ 887.027666][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.027707][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 887.027790][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb815e08 [ 887.027860][ T32] r4:00000000 [ 887.027886][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 887.027968][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.028006][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.028110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85402640 [ 887.028169][ T32] r4:00000000 [ 887.028235][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.028286][ T32] r9:83018005 r8:85610c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 887.028312][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.028512][ T32] r5:00001000 r4:eb47f000 [ 887.028543][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.028780][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.028826][ T32] r5:8564c78c r4:8564c400 [ 887.028870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.028918][ T32] r7:dddced80 r6:83018000 r5:8564c78c r4:85414400 [ 887.028939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.028986][ T32] r10:61c88647 r9:85610c00 r8:8541442c r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.029030][ T32] r4:85414400 [ 887.029084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.029131][ T32] r10:00000000 r9:85414400 r8:80287e08 r7:eb801e60 r6:85422700 r5:85610c00 [ 887.029159][ T32] r4:00000001 [ 887.029201][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.029252][ T32] Exception stack(0xeb815fb0 to 0xeb815ff8) [ 887.029281][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 887.029311][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.029338][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.029366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.029388][ T32] r4:85402d40 [ 887.029735][ T32] INFO: task kworker/0:634:5219 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 887.029790][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.029884][ T32] Workqueue: events bpf_prog_free_deferred [ 887.029932][ T32] Call trace: [ 887.029961][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 887.030011][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 887.030034][ T32] r4:00000000 [ 887.030053][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.030091][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 887.030119][ T32] dd20: cc999000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 887.030147][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 887.030179][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.030202][ T32] r5:800f0013 r4:80239bb0 [ 887.030222][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.030260][ T32] r4:82ac21e4 [ 887.030279][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.030319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.030366][ T32] r4:eab2ddc0 [ 887.030411][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.030456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.030478][ T32] r4:00000000 [ 887.030516][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.030562][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.030617][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.030662][ T32] r5:00001000 r4:dfa09000 [ 887.030682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.030722][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.030762][ T32] r5:85272b8c r4:85272800 [ 887.030782][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.030827][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 887.030847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.030902][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.030942][ T32] r4:85249480 [ 887.030965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.031021][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 887.031046][ T32] r4:00000001 [ 887.031065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.031100][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 887.031126][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.031171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.031202][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.031232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.031254][ T32] r4:85243840 [ 887.031273][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.031298][ T32] INFO: task kworker/0:635:5221 blocked for more than 464 seconds. [ 887.031327][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.031351][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.031376][ T32] task:kworker/0:635 state:D stack:0 pid:5221 tgid:5221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.031468][ T32] Workqueue: events bpf_prog_free_deferred [ 887.031526][ T32] Call trace: [ 887.031555][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 887.031602][ T32] r10:8291a684 r9:eb81dd84 r8:00000002 r7:60000113 r6:eb81dd8c r5:85614800 [ 887.031625][ T32] r4:85614800 [ 887.031645][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 887.031686][ T32] r5:85614800 r4:8291a680 [ 887.031732][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.031794][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 887.031859][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb81de08 [ 887.031885][ T32] r4:00000000 [ 887.031905][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 887.031940][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.031973][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.032015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ac1a80 [ 887.032057][ T32] r4:00000000 [ 887.032081][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.032125][ T32] r9:83018005 r8:85614800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 887.032171][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.032246][ T32] r5:00001000 r4:eb495000 [ 887.032269][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.032309][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.032352][ T32] r5:8564cb8c r4:8564c800 [ 887.032373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.032418][ T32] r7:dddced80 r6:83018000 r5:8564cb8c r4:85414480 [ 887.032444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.032491][ T32] r10:61c88647 r9:85614800 r8:854144ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.032539][ T32] r4:85414480 [ 887.032587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.032634][ T32] r10:00000000 r9:85414480 r8:80287e08 r7:eb801e60 r6:85422780 r5:85614800 [ 887.032656][ T32] r4:00000001 [ 887.032675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.032730][ T32] Exception stack(0xeb81dfb0 to 0xeb81dff8) [ 887.032784][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.032815][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.032843][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.032871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.032893][ T32] r4:85402d40 [ 887.033278][ T32] INFO: task kworker/0:635:5221 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 887.033356][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.061503][ T32] Workqueue: events bpf_prog_free_deferred [ 887.061578][ T32] Call trace: [ 887.061613][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 887.061671][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 887.061741][ T32] r4:00000000 [ 887.061768][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.061810][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 887.061841][ T32] dd20: ccf5d000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 887.061951][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 887.062090][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.062118][ T32] r5:800f0013 r4:80239bb0 [ 887.062142][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.062198][ T32] r4:82ac21e4 [ 887.062221][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.062267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.062292][ T32] r4:eab2ddc0 [ 887.062315][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.062357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.062379][ T32] r4:00000000 [ 887.062398][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.062443][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.062464][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.062533][ T32] r5:00001000 r4:dfa09000 [ 887.062558][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.062600][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.062695][ T32] r5:85272b8c r4:85272800 [ 887.062754][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.062831][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 887.062855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.062924][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.062953][ T32] r4:85249480 [ 887.062973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.063020][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 887.063042][ T32] r4:00000001 [ 887.063083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.063143][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 887.063184][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.063213][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.063239][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.063267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.063328][ T32] r4:85243840 [ 887.063355][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.063386][ T32] INFO: task kworker/0:636:5224 blocked for more than 464 seconds. [ 887.063445][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.063522][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.078858][ T32] task:kworker/0:636 state:D stack:0 pid:5224 tgid:5224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.079011][ T32] Workqueue: events bpf_prog_free_deferred [ 887.079203][ T32] Call trace: [ 887.079280][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 887.079390][ T32] r10:8291a684 r9:eb829d84 r8:00000002 r7:60000113 r6:eb829d8c r5:85616000 [ 887.079460][ T32] r4:85616000 [ 887.079512][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 887.079608][ T32] r5:85616000 r4:8291a680 [ 887.079656][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.079740][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 887.079829][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb829e08 [ 887.079878][ T32] r4:00000000 [ 887.079924][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 887.079997][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.080078][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.080182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f5000 [ 887.080232][ T32] r4:00000000 [ 887.080282][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.080471][ T32] r9:83018005 r8:85616000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 887.080563][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.080656][ T32] r5:00001000 r4:eb4a9000 [ 887.080701][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.080782][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.080881][ T32] r5:8564cf8c r4:8564cc00 [ 887.080933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.081054][ T32] r7:dddced80 r6:83018000 r5:8564cf8c r4:85414500 [ 887.081135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.081279][ T32] r10:61c88647 r9:85616000 r8:8541452c r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.081330][ T32] r4:85414500 [ 887.081372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.081465][ T32] r10:00000000 r9:85414500 r8:80287e08 r7:eb801e60 r6:85422800 r5:85616000 [ 887.081529][ T32] r4:00000001 [ 887.081602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.081715][ T32] Exception stack(0xeb829fb0 to 0xeb829ff8) [ 887.081786][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 887.081844][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.081948][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.082032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.082100][ T32] r4:855f5100 [ 887.083230][ T32] INFO: task kworker/0:636:5224 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 887.083419][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.094620][ T32] Workqueue: events bpf_prog_free_deferred [ 887.094759][ T32] Call trace: [ 887.094829][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 887.094947][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 887.094997][ T32] r4:00000000 [ 887.095040][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.095123][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 887.095262][ T32] dd20: cd38f000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 887.095381][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 887.095462][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.095709][ T32] r5:800f0013 r4:80239bb0 [ 887.095768][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.095855][ T32] r4:82ac21e4 [ 887.095906][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.095992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.096039][ T32] r4:eab2ddc0 [ 887.096133][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.096274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.096339][ T32] r4:00000000 [ 887.096369][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.096480][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.096540][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.096696][ T32] r5:00001000 r4:dfa09000 [ 887.096798][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.097007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.097228][ T32] r5:85272b8c r4:85272800 [ 887.097297][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.097640][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 887.097701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.097962][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.098076][ T32] r4:85249480 [ 887.098131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.098310][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 887.098368][ T32] r4:00000001 [ 887.098422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.098504][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 887.098658][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.098735][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.098794][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.098857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.098906][ T32] r4:85243840 [ 887.099075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.099183][ T32] INFO: task kworker/0:637:5225 blocked for more than 464 seconds. [ 887.099300][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.099361][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.099430][ T32] task:kworker/0:637 state:D stack:0 pid:5225 tgid:5225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.099747][ T32] Workqueue: events bpf_prog_free_deferred [ 887.099867][ T32] Call trace: [ 887.099982][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 887.100086][ T32] r10:8291a684 r9:eb851d84 r8:00000002 r7:60000113 r6:eb851d8c r5:85613000 [ 887.100136][ T32] r4:85613000 [ 887.100192][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 887.100297][ T32] r5:85613000 r4:8291a680 [ 887.100352][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.100434][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 887.100520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb851e08 [ 887.100569][ T32] r4:00000000 [ 887.100643][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 887.100723][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.100796][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.100878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f5180 [ 887.100924][ T32] r4:00000000 [ 887.100966][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.101086][ T32] r9:83018005 r8:85613000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 887.101119][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.101234][ T32] r5:00001000 r4:eb5b7000 [ 887.101328][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.101446][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.101507][ T32] r5:8564d38c r4:8564d000 [ 887.101608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.101665][ T32] r7:dddced80 r6:83018000 r5:8564d38c r4:85414580 [ 887.101712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.101830][ T32] r10:61c88647 r9:85613000 r8:854145ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.101913][ T32] r4:85414580 [ 887.101960][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.102055][ T32] r10:00000000 r9:85414580 r8:80287e08 r7:eb801e60 r6:85422880 r5:85613000 [ 887.102108][ T32] r4:00000001 [ 887.102159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.102239][ T32] Exception stack(0xeb851fb0 to 0xeb851ff8) [ 887.102299][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.102377][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.102442][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.102543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.102605][ T32] r4:855f52c0 [ 887.130702][ T32] INFO: task kworker/0:637:5225 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 887.130876][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.131026][ T32] Workqueue: events bpf_prog_free_deferred [ 887.131162][ T32] Call trace: [ 887.131257][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 887.131377][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 887.131431][ T32] r4:00000000 [ 887.131488][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.131574][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 887.131648][ T32] dd20: cd8ca000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 887.131716][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 887.131770][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.131819][ T32] r5:800f0013 r4:80239bb0 [ 887.131863][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.131962][ T32] r4:82ac21e4 [ 887.132014][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.132142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.132203][ T32] r4:eab2ddc0 [ 887.132254][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.132344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.132398][ T32] r4:00000000 [ 887.132449][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.132571][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.132629][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.132717][ T32] r5:00001000 r4:dfa09000 [ 887.132804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.132938][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.133064][ T32] r5:85272b8c r4:85272800 [ 887.133125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.133278][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 887.133326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.133434][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.144097][ T32] r4:85249480 [ 887.144265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.144543][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 887.144664][ T32] r4:00000001 [ 887.144720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.144803][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 887.144868][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.144930][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.144986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 887.145096][ T32] r4:85243840 ** 4 printk messages dropped ** [ 887.145419][ T32] task:kworker/0:638 state:D stack:0 pid:5228 tgid:5228 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 887.146392][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 887.147470][ T32] r5:8564d78c r4:8564d400 [ 887.147527][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 887.148106][ T32] r4:85414600 ** 5 printk messages dropped ** [ 887.148555][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 887.150579][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 887.151106][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 887.151532][ T32] r4:00000000 ** 6 printk messages dropped ** [ 887.152102][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 887.152698][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 887.153362][ T32] INFO: task kworker/0:639:5230 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 887.185054][ T32] r4:85613c00 ** 5 printk messages dropped ** [ 887.185541][ T32] r4:00000000 ** 4 printk messages dropped ** [ 887.185941][ T32] r4:00000000 ** 3 printk messages dropped ** [ 887.186317][ T32] r5:00001000 r4:eb5e7000 ** 2 printk messages dropped ** [ 887.186569][ T32] r5:8564df8c r4:8564dc00 [ 887.186653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.186752][ T32] r7:dddced80 r6:83018000 r5:8564df8c r4:85414680 [ 887.186818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.186922][ T32] r10:61c88647 r9:85613c00 r8:854146ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.186996][ T32] r4:85414680 [ 887.187061][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.187163][ T32] r10:00000000 r9:85414680 r8:80287e08 r7:eb801e60 r6:85422980 r5:85613c00 [ 887.187210][ T32] r4:00000001 [ 887.187254][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.187343][ T32] Exception stack(0xeb86dfb0 to 0xeb86dff8) [ 887.187401][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.187476][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.187536][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.187601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.187662][ T32] r4:855f5240 [ 887.188800][ T32] INFO: task kworker/0:639:5230 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 887.188911][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.189114][ T32] Workqueue: events bpf_prog_free_deferred [ 887.189279][ T32] Call trace: [ 887.189364][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 887.189470][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 887.189528][ T32] r4:00000000 [ 887.189571][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.189663][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 887.189746][ T32] dd20: ce0a7000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 887.189820][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 887.189872][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.189935][ T32] r5:800f0013 r4:80239bb0 [ 887.190069][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.190169][ T32] r4:82ac21e4 [ 887.190229][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.190339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.190401][ T32] r4:eab2ddc0 [ 887.190447][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.190528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.190586][ T32] r4:00000000 [ 887.190634][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.190718][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.190782][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.190867][ T32] r5:00001000 r4:dfa09000 [ 887.191012][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.191108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.191218][ T32] r5:85272b8c r4:85272800 [ 887.191263][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.191357][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 887.191414][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.191530][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.191590][ T32] r4:85249480 [ 887.191633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.191744][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 887.191801][ T32] r4:00000001 [ 887.191852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.191928][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 887.191983][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.192038][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.192110][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.192195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.192258][ T32] r4:85243840 [ 887.192309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.192397][ T32] INFO: task kworker/0:640:5232 blocked for more than 464 seconds. [ 887.192480][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.192533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.192658][ T32] task:kworker/0:640 state:D stack:0 pid:5232 tgid:5232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.192800][ T32] Workqueue: events bpf_prog_free_deferred [ 887.192923][ T32] Call trace: [ 887.192994][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 887.193109][ T32] r10:8291a684 r9:eb875d84 r8:00000002 r7:60000013 r6:eb875d8c r5:85616c00 [ 887.193205][ T32] r4:85616c00 [ 887.193258][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 887.193375][ T32] r5:85616c00 r4:8291a680 [ 887.193431][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.224846][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 887.225018][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb875e08 [ 887.225071][ T32] r4:00000000 [ 887.225140][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 887.225241][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.225318][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.225429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f5780 [ 887.225483][ T32] r4:00000000 [ 887.225529][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.225638][ T32] r9:83018005 r8:85616c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 ** 4 printk messages dropped ** [ 887.226233][ T32] r5:8564e78c r4:8564e400 [ 887.226284][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.226380][ T32] r7:dddced80 r6:83018000 r5:8564e78c r4:85414700 ** 2 printk messages dropped ** [ 887.226597][ T32] r4:85414700 ** 6 printk messages dropped ** [ 887.227123][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 887.229004][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 887.229757][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 887.230130][ T32] r4:00000000 ** 5 printk messages dropped ** [ 887.231025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 887.231654][ T32] r4:00000001 ** 4 printk messages dropped ** [ 887.232066][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 887.232901][ T32] Call trace: ** 6 printk messages dropped ** [ 887.264427][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 887.265947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.266040][ T32] r5:8564e38c r4:8564e000 [ 887.266110][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.266221][ T32] r7:dddced80 r6:83018000 r5:8564e38c r4:85414780 [ 887.266268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.266438][ T32] r10:61c88647 r9:85618000 r8:854147ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.266530][ T32] r4:85414780 [ 887.266579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.266677][ T32] r10:00000000 r9:85414780 r8:80287e08 r7:eb875e60 r6:85422a80 r5:85618000 [ 887.266723][ T32] r4:00000001 [ 887.266853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.266938][ T32] Exception stack(0xeb879fb0 to 0xeb879ff8) [ 887.267027][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 887.267090][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.267146][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.267226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.267280][ T32] r4:855f5540 [ 887.268376][ T32] INFO: task kworker/0:641:5233 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 887.268474][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.269229][ T32] Workqueue: events bpf_prog_free_deferred [ 887.269326][ T32] Call trace: [ 887.269421][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 887.269523][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 887.269570][ T32] r4:00000000 [ 887.269633][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.269718][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 887.269800][ T32] dd20: ce76e000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 887.269891][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 887.269952][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.270021][ T32] r5:800f0013 r4:80239bb0 [ 887.270342][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.270452][ T32] r4:82ac21e4 [ 887.270498][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.270591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.270659][ T32] r4:eab2ddc0 [ 887.270708][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.270800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.270853][ T32] r4:00000000 [ 887.270992][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.271198][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.271313][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.271401][ T32] r5:00001000 r4:dfa09000 [ 887.271672][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.271800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.271891][ T32] r5:85272b8c r4:85272800 [ 887.271934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.272025][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 887.272087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 887.272687][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 887.273335][ T32] INFO: task kworker/0:642:5236 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 887.288199][ T32] r4:8561a400 ** 4 printk messages dropped ** [ 887.288543][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb885e08 ** 8 printk messages dropped ** [ 887.289242][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 887.289714][ T32] r7:dddced80 r6:83018000 r5:8564ef8c r4:85414800 ** 7 printk messages dropped ** [ 887.290238][ T32] Exception stack(0xeb885fb0 to 0xeb885ff8) ** 7 printk messages dropped ** [ 887.291925][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 887.292499][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 11 printk messages dropped ** [ 887.293261][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 10 printk messages dropped ** [ 887.314737][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 887.315188][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 887.316053][ T32] r10:8291a684 r9:eb88dd84 r8:00000002 r7:60000113 r6:eb88dd8c r5:85619800 ** 9 printk messages dropped ** [ 887.316796][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 887.317433][ T32] r5:8564eb8c r4:8564e800 [ 887.317478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 887.317885][ T32] r10:00000000 r9:85414880 r8:80287e08 r7:eb885e60 r6:85422b80 r5:85619800 ** 9 printk messages dropped ** [ 887.319662][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 887.320587][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 887.320986][ T32] r4:00000000 ** 5 printk messages dropped ** [ 887.321386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.321475][ T32] r5:85272b8c r4:85272800 [ 887.321519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.321609][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 887.321653][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.321750][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.321800][ T32] r4:85249480 [ 887.321842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.321944][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 887.321993][ T32] r4:00000001 [ 887.322056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.322134][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 887.322192][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.322250][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.322308][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.322375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.322461][ T32] r4:85243840 [ 887.322513][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.322566][ T32] INFO: task kworker/0:644:5240 blocked for more than 464 seconds. [ 887.322625][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.322676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.322739][ T32] task:kworker/0:644 state:D stack:0 pid:5240 tgid:5240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.322872][ T32] Workqueue: events bpf_prog_free_deferred [ 887.322984][ T32] Call trace: [ 887.323139][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 887.323261][ T32] r10:8291a684 r9:eb899d84 r8:00000002 r7:60000113 r6:eb899d8c r5:8561bc00 [ 887.323319][ T32] r4:8561bc00 [ 887.323365][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 887.323501][ T32] r5:8561bc00 r4:8291a680 [ 887.346514][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.346682][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 887.346778][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb899e08 [ 887.346833][ T32] r4:00000000 [ 887.346877][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 887.346950][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.347053][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.347138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f5b00 [ 887.347187][ T32] r4:00000000 [ 887.347232][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.347330][ T32] r9:83018005 r8:8561bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 887.347378][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.347486][ T32] r5:00001000 r4:eb695000 [ 887.347529][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.347612][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.347702][ T32] r5:8564f38c r4:8564f000 [ 887.347750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.347843][ T32] r7:dddced80 r6:83018000 r5:8564f38c r4:85414900 [ 887.347890][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.347985][ T32] r10:61c88647 r9:8561bc00 r8:8541492c r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.348032][ T32] r4:85414900 ** 1 printk messages dropped ** [ 887.348167][ T32] r10:00000000 r9:85414900 r8:80287e08 r7:eb885e60 r6:85422c00 r5:8561bc00 ** 9 printk messages dropped ** [ 887.349844][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 887.350624][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 887.351181][ T32] r4:00000000 ** 5 printk messages dropped ** [ 887.351564][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 887.352374][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 887.353337][ T32] r4:8561b000 ** 4 printk messages dropped ** [ 887.384503][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a5e08 ** 12 printk messages dropped ** [ 887.385638][ T32] r5:8564ff8c r4:8564fc00 ** 1 printk messages dropped ** [ 887.385766][ T32] r7:dddced80 r6:83018000 r5:8564ff8c r4:85414980 ** 6 printk messages dropped ** [ 887.386232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 887.387950][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 887.388597][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 887.389135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 887.389853][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 887.390331][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 7 printk messages dropped ** [ 887.390858][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 5 printk messages dropped ** [ 887.391285][ T32] r10:8291a684 r9:eb8a9d84 r8:00000002 r7:60000013 r6:eb8a9d8c r5:8561d400 ** 7 printk messages dropped ** [ 887.391776][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 887.392024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f5c40 [ 887.392075][ T32] r4:00000000 [ 887.392115][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.392201][ T32] r9:83018005 r8:8561d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 887.392247][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.392326][ T32] r5:00001000 r4:eb6b7000 [ 887.392370][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.392462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.392547][ T32] r5:8564f78c r4:8564f400 [ 887.392589][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.392688][ T32] r7:dddced80 r6:83018000 r5:8564f78c r4:85414a00 [ 887.392837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.392962][ T32] r10:61c88647 r9:8561d400 r8:85414a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.393018][ T32] r4:85414a00 [ 887.393060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.393153][ T32] r10:00000000 r9:85414a00 r8:80287e08 r7:eb8a5e60 r6:85422d00 r5:8561d400 [ 887.393220][ T32] r4:00000001 [ 887.393263][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.393332][ T32] Exception stack(0xeb8a9fb0 to 0xeb8a9ff8) [ 887.393386][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 887.393518][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.414136][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.414264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.414340][ T32] r4:855f5b40 [ 887.415417][ T32] INFO: task kworker/0:646:5244 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 887.415499][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.415707][ T32] Workqueue: events bpf_prog_free_deferred [ 887.415856][ T32] Call trace: [ 887.415926][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 887.416052][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 887.416110][ T32] r4:00000000 [ 887.416155][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.416238][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 887.416298][ T32] dd20: cf1b7000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 887.416362][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 887.416424][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.416477][ T32] r5:800f0013 r4:80239bb0 [ 887.416522][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.416605][ T32] r4:82ac21e4 [ 887.416666][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.416781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.416839][ T32] r4:eab2ddc0 [ 887.416910][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.417004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.417050][ T32] r4:00000000 [ 887.417091][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.417195][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.417242][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.417324][ T32] r5:00001000 r4:dfa09000 [ 887.417367][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.417483][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.417587][ T32] r5:85272b8c r4:85272800 [ 887.417631][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.417756][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 887.417821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.417930][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.417975][ T32] r4:85249480 [ 887.418014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.418098][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 887.418141][ T32] r4:00000001 [ 887.418207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.418300][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 887.418390][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.418461][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.418514][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.418586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.418635][ T32] r4:85243840 [ 887.418676][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.418730][ T32] INFO: task kworker/0:647:5245 blocked for more than 464 seconds. [ 887.418793][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.418844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.418885][ T32] task:kworker/0:647 state:D stack:0 pid:5245 tgid:5245 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.419003][ T32] Workqueue: events bpf_prog_free_deferred [ 887.419093][ T32] Call trace: [ 887.419184][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 887.419281][ T32] r10:8291a684 r9:eb8add84 r8:00000002 r7:60000013 r6:eb8add8c r5:8561c800 [ 887.419330][ T32] r4:8561c800 [ 887.419374][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 887.419471][ T32] r5:8561c800 r4:8291a680 [ 887.419516][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.419597][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 887.419681][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ade08 [ 887.419752][ T32] r4:00000000 [ 887.419832][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 887.419914][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 887.420156][ T32] r4:00000000 ** 6 printk messages dropped ** [ 887.420614][ T32] r5:8564fb8c r4:8564f800 [ 887.420652][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 887.421128][ T32] r4:00000001 ** 4 printk messages dropped ** [ 887.421445][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 887.422651][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 10 printk messages dropped ** [ 887.423593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 9 printk messages dropped ** [ 887.454718][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 887.455125][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 9 printk messages dropped ** [ 887.455572][ T32] task:kworker/0:648 state:D stack:0 pid:5247 tgid:5247 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 887.456076][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 887.456548][ T32] r5:85650b8c r4:85650800 [ 887.456588][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.456636][ T32] r7:dddced80 r6:83018000 r5:85650b8c r4:85414b00 [ 887.456657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.456714][ T32] r10:61c88647 r9:8561ec00 r8:85414b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.456739][ T32] r4:85414b00 [ 887.456758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.456805][ T32] r10:00000000 r9:85414b00 r8:80287e08 r7:eb8a5e60 r6:85422e00 r5:8561ec00 [ 887.456831][ T32] r4:00000001 [ 887.456852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.456887][ T32] Exception stack(0xeb8b5fb0 to 0xeb8b5ff8) [ 887.456953][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 887.456984][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.457034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.457066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.457088][ T32] r4:8541fc40 [ 887.457728][ T32] INFO: task kworker/0:648:5247 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 887.457769][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.457847][ T32] Workqueue: events bpf_prog_free_deferred [ 887.457900][ T32] Call trace: [ 887.457966][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 887.458035][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 887.458062][ T32] r4:00000000 [ 887.458101][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.458174][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 887.458211][ T32] dd20: cfc4e000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 887.458240][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 887.458285][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.458314][ T32] r5:800f0013 r4:80239bb0 [ 887.458358][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.458423][ T32] r4:82ac21e4 [ 887.458454][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.458498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.458540][ T32] r4:eab2ddc0 [ 887.458563][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.458605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.458627][ T32] r4:00000000 [ 887.458646][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.458690][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.458712][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.458753][ T32] r5:00001000 r4:dfa09000 [ 887.458773][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.458811][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.458873][ T32] r5:85272b8c r4:85272800 [ 887.458916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.458964][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 887.458985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.459048][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.459086][ T32] r4:85249480 [ 887.459134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.459183][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 887.459225][ T32] r4:00000001 [ 887.459247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.459303][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 887.459361][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.459397][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.459428][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.459457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.459479][ T32] r4:85243840 [ 887.459498][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.459542][ T32] INFO: task kworker/0:649:5249 blocked for more than 464 seconds. ** 1 printk messages dropped ** [ 887.459619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 887.460026][ T32] r5:8561e000 r4:8291a680 ** 5 printk messages dropped ** [ 887.460225][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 887.460657][ T32] r5:8565038c r4:85650000 [ 887.460680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.460738][ T32] r7:dddced80 r6:83018000 r5:8565038c r4:85414b80 [ 887.460759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.460804][ T32] r10:61c88647 r9:8561e000 r8:85414bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.460826][ T32] r4:85414b80 [ 887.460845][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.460962][ T32] r10:00000000 r9:85414b80 r8:80287e08 r7:eb8b5e60 r6:85422e80 r5:8561e000 [ 887.461012][ T32] r4:00000001 [ 887.461035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.461070][ T32] Exception stack(0xeb8bdfb0 to 0xeb8bdff8) [ 887.461137][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.461187][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.461215][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.461244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.461266][ T32] r4:855f5f00 [ 887.461573][ T32] INFO: task kworker/0:649:5249 is blocked on a mutex likely owned by task kworker/0:296:4183. ** 1 printk messages dropped ** [ 887.461687][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 887.461952][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 887.462216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 7 printk messages dropped ** [ 887.462514][ T32] r5:00001000 r4:dfa09000 ** 6 printk messages dropped ** [ 887.462782][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 887.463054][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 887.463354][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 887.479892][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 887.480289][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 887.480458][ T32] r5:8559ff8c r4:8559fc00 [ 887.480489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 887.480791][ T32] r4:00000001 ** 4 printk messages dropped ** [ 887.480957][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 887.481813][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 887.482308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 10 printk messages dropped ** [ 887.482644][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 887.482911][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 7 printk messages dropped ** [ 887.483186][ T32] r4:85243840 ** 5 printk messages dropped ** [ 887.483431][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 887.495970][ T32] r5:85615400 r4:8291a680 ** 5 printk messages dropped ** [ 887.496149][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 887.496436][ T32] r5:00001000 r4:eb709000 [ 887.496470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.496513][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.496555][ T32] r5:8565078c r4:85650400 [ 887.496574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.496621][ T32] r7:dddced80 r6:83018000 r5:8565078c r4:85414c00 [ 887.496642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.496689][ T32] r10:61c88647 r9:85615400 r8:85414c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.496711][ T32] r4:85414c00 [ 887.496730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.496775][ T32] r10:00000000 r9:85414c00 r8:80287e08 r7:eb8b5e60 r6:856fe000 r5:85615400 [ 887.496804][ T32] r4:00000001 [ 887.496901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.496944][ T32] Exception stack(0xeb8c1fb0 to 0xeb8c1ff8) [ 887.496975][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.497027][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.497058][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.497090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.497113][ T32] r4:856fa100 [ 887.497670][ T32] INFO: task kworker/0:650:5254 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 887.497706][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.497806][ T32] Workqueue: events bpf_prog_free_deferred [ 887.497857][ T32] Call trace: [ 887.497894][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 887.497947][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 887.497970][ T32] r4:00000000 [ 887.497989][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.498043][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 887.498074][ T32] dd20: cffc6000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 887.498104][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 887.498153][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.498208][ T32] r5:800f0013 r4:80239bb0 [ 887.498232][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.498272][ T32] r4:82ac21e4 [ 887.498292][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.498334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.498356][ T32] r4:eab2ddc0 [ 887.498398][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.498467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.498493][ T32] r4:00000000 [ 887.498515][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.498598][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.498624][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.498679][ T32] r5:00001000 r4:dfa09000 [ 887.498703][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.498743][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.498784][ T32] r5:85272b8c r4:85272800 [ 887.498804][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.498849][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 887.498871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.498928][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.498968][ T32] r4:85249480 [ 887.498991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.499043][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 887.499071][ T32] r4:00000001 [ 887.499092][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.499127][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 887.499179][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.499235][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.499268][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.499298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.499325][ T32] r4:85243840 ** 2 printk messages dropped ** [ 887.499445][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 7 printk messages dropped ** [ 887.499837][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 887.500234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fa400 ** 7 printk messages dropped ** [ 887.500578][ T32] r5:8565138c r4:85651000 ** 3 printk messages dropped ** [ 887.500764][ T32] r10:61c88647 r9:85620c00 r8:85414cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 887.501000][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 887.501647][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 10 printk messages dropped ** [ 887.502101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 9 printk messages dropped ** [ 887.502668][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 887.503359][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 7 printk messages dropped ** [ 887.526023][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 887.526348][ T32] r4:85620000 ** 4 printk messages dropped ** [ 887.526520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e1e08 ** 9 printk messages dropped ** [ 887.526906][ T32] r5:00001000 r4:eb725000 ** 2 printk messages dropped ** [ 887.527059][ T32] r5:85650f8c r4:85650c00 ** 3 printk messages dropped ** [ 887.527224][ T32] r10:61c88647 r9:85620000 r8:85414d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.527270][ T32] r4:85414d00 [ 887.527316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.527394][ T32] r10:00000000 r9:85414d00 r8:80287e08 r7:eb8c9e60 r6:856fe100 r5:85620000 [ 887.527420][ T32] r4:00000001 [ 887.527464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.527504][ T32] Exception stack(0xeb8e1fb0 to 0xeb8e1ff8) [ 887.527532][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.527562][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.527590][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.527620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.527642][ T32] r4:856fa300 [ 887.528149][ T32] INFO: task kworker/0:652:5258 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 887.528193][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.528273][ T32] Workqueue: events bpf_prog_free_deferred [ 887.528344][ T32] Call trace: [ 887.528377][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 887.528427][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 887.528450][ T32] r4:00000000 [ 887.528496][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.528539][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 887.528567][ T32] dd20: d05c9000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 887.528596][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 887.528621][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.528668][ T32] r5:800f0013 r4:80239bb0 [ 887.528693][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.528756][ T32] r4:82ac21e4 [ 887.528780][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.528824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.528859][ T32] r4:eab2ddc0 [ 887.528882][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.528923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.528946][ T32] r4:00000000 [ 887.528965][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.529042][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.529066][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.529111][ T32] r5:00001000 r4:dfa09000 [ 887.529131][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.529191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.529237][ T32] r5:85272b8c r4:85272800 [ 887.529258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.529303][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 887.529324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.529388][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.529415][ T32] r4:85249480 [ 887.529435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.529481][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 887.529527][ T32] r4:00000001 [ 887.529558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.529593][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 887.529619][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.529646][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.529673][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.529701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.529723][ T32] r4:85243840 [ 887.529742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.529767][ T32] INFO: task kworker/0:653:5259 blocked for more than 464 seconds. [ 887.529793][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.529816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.529838][ T32] task:kworker/0:653 state:D stack:0 pid:5259 tgid:5259 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.529900][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 887.530042][ T32] r4:85622400 ** 5 printk messages dropped ** [ 887.530231][ T32] r4:00000000 ** 6 printk messages dropped ** [ 887.530476][ T32] r9:83018005 r8:85622400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 ** 4 printk messages dropped ** [ 887.530696][ T32] r5:8565338c r4:85653000 [ 887.530716][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 887.530846][ T32] r10:61c88647 r9:85622400 r8:85414dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 887.531558][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 887.531819][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 887.532105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 7 printk messages dropped ** [ 887.532454][ T32] r5:00001000 r4:dfa09000 ** 7 printk messages dropped ** [ 887.532717][ T32] r4:85249480 ** 4 printk messages dropped ** [ 887.532910][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 887.533113][ T32] INFO: task kworker/0:654:5262 blocked for more than 464 seconds. ** 11 printk messages dropped ** [ 887.556294][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 887.556338][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f1e08 [ 887.556383][ T32] r4:00000000 [ 887.556408][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 887.556443][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.556481][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.556522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fa540 [ 887.556544][ T32] r4:00000000 [ 887.556565][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.556611][ T32] r9:83018005 r8:85621800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 887.556634][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.556679][ T32] r5:00001000 r4:eb743000 [ 887.556699][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.556737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.556781][ T32] r5:8565178c r4:85651400 [ 887.556801][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.556848][ T32] r7:dddced80 r6:83018000 r5:8565178c r4:85414e00 [ 887.556868][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.556914][ T32] r10:61c88647 r9:85621800 r8:85414e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.556937][ T32] r4:85414e00 [ 887.556956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.557003][ T32] r10:00000000 r9:85414e00 r8:80287e08 r7:eb8e5e60 r6:856fe200 r5:85621800 [ 887.557025][ T32] r4:00000001 [ 887.557045][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.557093][ T32] Exception stack(0xeb8f1fb0 to 0xeb8f1ff8) [ 887.557128][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.557162][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.557207][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.557237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.557260][ T32] r4:856fa440 [ 887.557860][ T32] INFO: task kworker/0:654:5262 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 887.557898][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.557993][ T32] Workqueue: events bpf_prog_free_deferred [ 887.558040][ T32] Call trace: [ 887.558085][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 887.558170][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 887.558220][ T32] r4:00000000 [ 887.558265][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.558309][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 887.558351][ T32] dd20: d0980000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 887.558384][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 887.558410][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.558435][ T32] r5:800f0013 r4:80239bb0 [ 887.558478][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.558546][ T32] r4:82ac21e4 [ 887.558571][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.558613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.558635][ T32] r4:eab2ddc0 [ 887.558655][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.558695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.558717][ T32] r4:00000000 [ 887.558736][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.558778][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 1 printk messages dropped ** [ 887.558861][ T32] r5:00001000 r4:dfa09000 ** 6 printk messages dropped ** [ 887.559103][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 887.559356][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 887.559663][ T32] Call trace: ** 6 printk messages dropped ** [ 887.559961][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 887.560306][ T32] r9:83018005 r8:85623000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 4 printk messages dropped ** [ 887.560466][ T32] r5:85651b8c r4:85651800 ** 1 printk messages dropped ** [ 887.560556][ T32] r7:dddced80 r6:83018000 r5:85651b8c r4:85414e80 ** 5 printk messages dropped ** [ 887.560799][ T32] r4:00000001 ** 4 printk messages dropped ** [ 887.561018][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 887.561625][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 887.561898][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 887.562133][ T32] r4:00000000 ** 3 printk messages dropped ** [ 887.562300][ T32] r5:00001000 r4:dfa09000 ** 7 printk messages dropped ** [ 887.562643][ T32] r4:85249480 ** 4 printk messages dropped ** [ 887.562817][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 7 printk messages dropped ** [ 887.563022][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 7 printk messages dropped ** [ 887.563304][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 887.577465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fa800 ** 7 printk messages dropped ** [ 887.577721][ T32] r5:85651f8c r4:85651c00 ** 1 printk messages dropped ** [ 887.577787][ T32] r7:dddced80 r6:83018000 r5:85651f8c r4:85414f00 ** 5 printk messages dropped ** [ 887.577963][ T32] r4:00000001 ** 4 printk messages dropped ** [ 887.578114][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 887.579130][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 887.579164][ T32] dd20: d0b97000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 887.579217][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 887.579246][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.579271][ T32] r5:800f0013 r4:80239bb0 [ 887.579291][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.579332][ T32] r4:82ac21e4 [ 887.579352][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.579393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.579417][ T32] r4:eab2ddc0 [ 887.579436][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.579476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.579498][ T32] r4:00000000 [ 887.579517][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.579574][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.579599][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.579642][ T32] r5:00001000 r4:dfa09000 [ 887.579685][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.579729][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.579771][ T32] r5:85272b8c r4:85272800 [ 887.579792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.579838][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 887.579883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.579933][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.579957][ T32] r4:85249480 [ 887.579976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.580020][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 887.580042][ T32] r4:00000001 [ 887.580061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.580097][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 887.580123][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.580152][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.580186][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.580216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.580239][ T32] r4:85243840 [ 887.580259][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.580296][ T32] INFO: task kworker/0:657:5267 blocked for more than 464 seconds. [ 887.580329][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.580353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.580374][ T32] task:kworker/0:657 state:D stack:0 pid:5267 tgid:5267 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.580433][ T32] Workqueue: events bpf_prog_free_deferred [ 887.580487][ T32] Call trace: [ 887.580520][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 887.580568][ T32] r10:8291a684 r9:ec10dd84 r8:00000002 r7:60000013 r6:ec10dd8c r5:85624800 [ 887.580593][ T32] r4:85624800 [ 887.580613][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 887.580655][ T32] r5:85624800 r4:8291a680 [ 887.580674][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.580711][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 887.580753][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec10de08 [ 887.580774][ T32] r4:00000000 [ 887.580815][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 887.580854][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.580888][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.580928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fa900 [ 887.580950][ T32] r4:00000000 [ 887.581000][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.581047][ T32] r9:83018005 r8:85624800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 887.581070][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.581112][ T32] r5:00001000 r4:ea805000 [ 887.581131][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.581189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.581234][ T32] r5:8565238c r4:85652000 [ 887.581254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.581312][ T32] r7:dddced80 r6:83018000 r5:8565238c r4:85414f80 [ 887.581337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.581383][ T32] r10:61c88647 r9:85624800 r8:85414fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.581407][ T32] r4:85414f80 [ 887.581427][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.581471][ T32] r10:00000000 r9:85414f80 r8:80287e08 r7:eb8e5e60 r6:856fe380 r5:85624800 [ 887.581494][ T32] r4:00000001 [ 887.581512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.581548][ T32] Exception stack(0xec10dfb0 to 0xec10dff8) [ 887.581596][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.581653][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.581683][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.581711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.581735][ T32] r4:856faa80 [ 887.582027][ T32] INFO: task kworker/0:657:5267 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 887.582059][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.582112][ T32] Workqueue: events bpf_prog_free_deferred [ 887.582176][ T32] Call trace: [ 887.582216][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 887.582267][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 887.582290][ T32] r4:00000000 [ 887.582309][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.582348][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 887.582549][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 887.582610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.582633][ T32] r4:eab2ddc0 [ 887.582674][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.582719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.582743][ T32] r4:00000000 [ 887.582762][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.582805][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.582826][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.582869][ T32] r5:00001000 r4:dfa09000 [ 887.582889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.582929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.582972][ T32] r5:85272b8c r4:85272800 [ 887.582992][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.583070][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 4 printk messages dropped ** [ 887.583266][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 887.599032][ T32] INFO: task kworker/0:658:5269 blocked for more than 464 seconds. ** 8 printk messages dropped ** [ 887.599403][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 887.599736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856faac0 ** 7 printk messages dropped ** [ 887.600012][ T32] r5:8565278c r4:85652400 [ 887.600033][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.600102][ T32] r7:dddced80 r6:83018000 r5:8565278c r4:85708000 ** 2 printk messages dropped ** [ 887.600206][ T32] r4:85708000 ** 4 printk messages dropped ** [ 887.600351][ T32] Exception stack(0xec115fb0 to 0xec115ff8) ** 7 printk messages dropped ** [ 887.601132][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 887.601419][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 11 printk messages dropped ** [ 887.601834][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 10 printk messages dropped ** [ 887.602259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 887.602645][ T32] INFO: task kworker/0:659:5271 blocked for more than 464 seconds. ** 8 printk messages dropped ** [ 887.603014][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 887.603310][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 887.619946][ T32] r5:85652b8c r4:85652800 ** 1 printk messages dropped ** [ 887.620014][ T32] r7:dddced80 r6:83018000 r5:85652b8c r4:85708080 ** 6 printk messages dropped ** [ 887.620272][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 887.621222][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 887.621519][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 3 printk messages dropped ** [ 887.621659][ T32] r4:82ac21e4 [ 887.621703][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.621749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.621772][ T32] r4:eab2ddc0 [ 887.621792][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.621834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.621856][ T32] r4:00000000 [ 887.621876][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.621922][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.621943][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.621985][ T32] r5:00001000 r4:dfa09000 [ 887.622005][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.622043][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.622100][ T32] r5:85272b8c r4:85272800 [ 887.622133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.622186][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 887.622207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.622270][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.622296][ T32] r4:85249480 [ 887.622316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.622361][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 887.622383][ T32] r4:00000001 [ 887.622402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.622436][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 887.622462][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.622490][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.622530][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.622563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.622585][ T32] r4:85243840 [ 887.622605][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.622632][ T32] INFO: task kworker/0:660:5273 blocked for more than 464 seconds. [ 887.622664][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.622704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.622734][ T32] task:kworker/0:660 state:D stack:0 pid:5273 tgid:5273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.622781][ T32] Workqueue: events bpf_prog_free_deferred [ 887.622821][ T32] Call trace: [ 887.622852][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 887.622899][ T32] r10:8291a684 r9:eb8b9d84 r8:00000002 r7:60000113 r6:eb8b9d8c r5:8553e000 [ 887.622923][ T32] r4:8553e000 [ 887.622942][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 887.622986][ T32] r5:8553e000 r4:8291a680 [ 887.623005][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.623042][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 887.623083][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b9e08 [ 887.623105][ T32] r4:00000000 [ 887.623124][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 887.623179][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.623242][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.623288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856facc0 [ 887.623332][ T32] r4:00000000 [ 887.623355][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.623410][ T32] r9:83018005 r8:8553e000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 887.623436][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.623530][ T32] r5:00001000 r4:eae45000 [ 887.629151][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.629246][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.629315][ T32] r5:85652f8c r4:85652c00 [ 887.629341][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.629391][ T32] r7:dddced80 r6:83018000 r5:85652f8c r4:85708100 [ 887.629442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.629494][ T32] r10:61c88647 r9:8553e000 r8:8570812c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 887.629585][ T32] r10:00000000 r9:85708100 r8:80287e08 r7:eb8e5e60 r6:85708180 r5:8553e000 ** 10 printk messages dropped ** [ 887.630592][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 887.631125][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 9 printk messages dropped ** [ 887.631517][ T32] r4:00000000 ** 6 printk messages dropped ** [ 887.631781][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 887.632254][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 887.632605][ T32] INFO: task kworker/0:661:5277 blocked for more than 464 seconds. ** 8 printk messages dropped ** [ 887.633041][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 887.646801][ T32] r4:00000000 ** 5 printk messages dropped ** [ 887.647205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 887.647397][ T32] r10:61c88647 r9:8553ec00 r8:8570822c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 887.647729][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 887.648811][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 887.649277][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 887.649375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.649401][ T32] r4:eab2ddc0 [ 887.649422][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.649510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.649547][ T32] r4:00000000 [ 887.649593][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.649641][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.649663][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.649739][ T32] r5:00001000 r4:dfa09000 [ 887.649763][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.649826][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.649872][ T32] r5:85272b8c r4:85272800 [ 887.649939][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.649988][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 887.650009][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.650068][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.650095][ T32] r4:85249480 [ 887.650126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.650206][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 887.650232][ T32] r4:00000001 [ 887.650277][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.650316][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 887.650354][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.650391][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.650419][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.650450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.650472][ T32] r4:85243840 [ 887.650556][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.650588][ T32] INFO: task kworker/0:662:5278 blocked for more than 464 seconds. [ 887.650622][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.650647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.650668][ T32] task:kworker/0:662 state:D stack:0 pid:5278 tgid:5278 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.650713][ T32] Workqueue: events bpf_prog_free_deferred [ 887.650753][ T32] Call trace: [ 887.650804][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 887.650861][ T32] r10:8291a684 r9:ec12dd84 r8:00000002 r7:60000013 r6:ec12dd8c r5:8553c800 [ 887.650884][ T32] r4:8553c800 [ 887.650905][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 887.650975][ T32] r5:8553c800 r4:8291a680 [ 887.651003][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.651053][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 887.651333][ T32] r4:00000000 ** 6 printk messages dropped ** [ 887.651555][ T32] r5:85653f8c r4:85653c00 [ 887.651575][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 887.652009][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.652070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.652098][ T32] r4:8570e000 [ 887.652435][ T32] INFO: task kworker/0:662:5278 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 887.652472][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.652549][ T32] Workqueue: events bpf_prog_free_deferred [ 887.652593][ T32] Call trace: [ 887.652621][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 887.652671][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 887.652709][ T32] r4:00000000 [ 887.652734][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.652776][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 887.652805][ T32] dd20: d156e000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 887.652836][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 887.652861][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.652884][ T32] r5:800f0013 r4:80239bb0 [ 887.652929][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.652972][ T32] r4:82ac21e4 [ 887.652993][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.653051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.653077][ T32] r4:eab2ddc0 [ 887.653120][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.653185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.653210][ T32] r4:00000000 [ 887.653229][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.653274][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.653295][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.653336][ T32] r5:00001000 r4:dfa09000 ** 4 printk messages dropped ** [ 887.653570][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 887.674144][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 887.674468][ T32] INFO: task kworker/0:663:5280 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 887.674943][ T32] r5:8553d400 r4:8291a680 ** 4 printk messages dropped ** [ 887.675087][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 887.675444][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.675487][ T32] r5:85653b8c r4:85653800 [ 887.675509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 887.675737][ T32] r4:85708400 ** 6 printk messages dropped ** [ 887.675953][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 887.676943][ T32] r4:00000000 ** 4 printk messages dropped ** [ 887.677099][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 887.677425][ T32] r4:00000000 ** 6 printk messages dropped ** [ 887.677674][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 887.677899][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 887.677921][ T32] r4:00000001 [ 887.677940][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.677997][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 887.678028][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.678071][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.678100][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.678152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.678193][ T32] r4:85243840 [ 887.678214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.678239][ T32] INFO: task kworker/0:664:5282 blocked for more than 464 seconds. [ 887.678288][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.678316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.678353][ T32] task:kworker/0:664 state:D stack:0 pid:5282 tgid:5282 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.678401][ T32] Workqueue: events bpf_prog_free_deferred [ 887.678441][ T32] Call trace: [ 887.678469][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 887.678516][ T32] r10:8291a684 r9:ec135d84 r8:00000002 r7:60000013 r6:ec135d8c r5:85538c00 [ 887.678539][ T32] r4:85538c00 [ 887.678558][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 887.678601][ T32] r5:85538c00 r4:8291a680 [ 887.678621][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.678658][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 887.678700][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec135e08 [ 887.678721][ T32] r4:00000000 [ 887.678740][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 887.678773][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.678805][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.678846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570e600 [ 887.678869][ T32] r4:00000000 [ 887.678887][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.678929][ T32] r9:83018005 r8:85538c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 887.678950][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.678991][ T32] r5:00001000 r4:eb337000 [ 887.679023][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.679066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.679107][ T32] r5:8565838c r4:85658000 [ 887.679165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 887.679315][ T32] r10:61c88647 r9:85538c00 r8:8570852c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 887.679590][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 887.680385][ T32] r4:00000000 ** 4 printk messages dropped ** [ 887.680572][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 887.680841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 887.681210][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 887.681461][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 887.681653][ T32] INFO: task kworker/0:665:5285 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 887.681952][ T32] r4:84ab6c00 ** 4 printk messages dropped ** [ 887.682166][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec141e08 ** 8 printk messages dropped ** [ 887.682521][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 887.682658][ T32] r5:85658b8c r4:85658800 ** 6 printk messages dropped ** [ 887.682881][ T32] r10:00000000 r9:85708600 r8:80287e08 r7:ec135e60 r6:85708680 r5:84ab6c00 ** 9 printk messages dropped ** [ 887.710065][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 887.711069][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 887.711230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 887.711594][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 887.711849][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 7 printk messages dropped ** [ 887.712104][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 887.712382][ T32] r4:8553b000 ** 3 printk messages dropped ** [ 887.712524][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 887.712570][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec131e08 [ 887.712595][ T32] r4:00000000 [ 887.712614][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 887.712660][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.712698][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.712739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570e700 [ 887.712761][ T32] r4:00000000 [ 887.712781][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.712824][ T32] r9:83018005 r8:8553b000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 887.712847][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.712889][ T32] r5:00001000 r4:eb379000 [ 887.712910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.712949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.712991][ T32] r5:8565878c r4:85658400 [ 887.713010][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.713078][ T32] r7:dddced80 r6:83018000 r5:8565878c r4:85708700 [ 887.713126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.713205][ T32] r10:61c88647 r9:8553b000 r8:8570872c r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.713230][ T32] r4:85708700 [ 887.713249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.713293][ T32] r10:00000000 r9:85708700 r8:80287e08 r7:ec141e60 r6:85708780 r5:8553b000 [ 887.713316][ T32] r4:00000001 [ 887.713335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.713394][ T32] Exception stack(0xec131fb0 to 0xec131ff8) [ 887.713427][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.713455][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.713532][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.726434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.726483][ T32] r4:8570e5c0 [ 887.727164][ T32] INFO: task kworker/0:666:5287 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 887.727234][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.727316][ T32] Workqueue: events bpf_prog_free_deferred [ 887.727405][ T32] Call trace: [ 887.727484][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 887.727580][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 887.727606][ T32] r4:00000000 [ 887.727629][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.727669][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 887.727699][ T32] dd20: d223e000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 887.727728][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 887.727755][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.727781][ T32] r5:800f0013 r4:80239bb0 [ 887.727801][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.727842][ T32] r4:82ac21e4 [ 887.727875][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.727921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.727944][ T32] r4:eab2ddc0 [ 887.727964][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.728005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.728026][ T32] r4:00000000 [ 887.728046][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.728090][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.728138][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.728190][ T32] r5:00001000 r4:dfa09000 [ 887.728211][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.728262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.728309][ T32] r5:85272b8c r4:85272800 ** 2 printk messages dropped ** [ 887.728399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 887.728733][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 887.728987][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 887.729235][ T32] r5:85688c00 r4:8291a680 ** 5 printk messages dropped ** [ 887.729717][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 887.730106][ T32] r5:85658f8c r4:85658c00 [ 887.730130][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 887.730252][ T32] r10:61c88647 r9:85688c00 r8:8570882c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 887.730601][ T32] r4:8570e980 ** 4 printk messages dropped ** [ 887.731085][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 887.731455][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 887.731754][ T32] r4:00000000 ** 5 printk messages dropped ** [ 887.732050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 887.732566][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 7 printk messages dropped ** [ 887.732810][ T32] r4:85243840 [ 887.732874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.732904][ T32] INFO: task kworker/0:668:5292 blocked for more than 464 seconds. [ 887.732931][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.732955][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.732978][ T32] task:kworker/0:668 state:D stack:0 pid:5292 tgid:5292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.733022][ T32] Workqueue: events bpf_prog_free_deferred [ 887.733128][ T32] Call trace: [ 887.733206][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 887.733258][ T32] r10:8291a684 r9:ec155d84 r8:00000002 r7:60000013 r6:ec155d8c r5:85689800 [ 887.733304][ T32] r4:85689800 [ 887.733328][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 887.733373][ T32] r5:85689800 r4:8291a680 [ 887.733393][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.733431][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 887.756172][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec155e08 [ 887.756305][ T32] r4:00000000 [ 887.756336][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 887.756427][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.756472][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.756516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85719040 [ 887.756539][ T32] r4:00000000 [ 887.756559][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.756606][ T32] r9:83018005 r8:85689800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 887.756630][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.756699][ T32] r5:00001000 r4:eb55b000 [ 887.756774][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.756867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.756915][ T32] r5:85659b8c r4:85659800 [ 887.756936][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.757012][ T32] r7:dddced80 r6:83018000 r5:85659b8c r4:85708900 [ 887.757038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.757087][ T32] r10:61c88647 r9:85689800 r8:8570892c r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.757111][ T32] r4:85708900 [ 887.757131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.757198][ T32] r10:00000000 r9:85708900 r8:80287e08 r7:ec151e60 r6:85708980 r5:85689800 [ 887.757223][ T32] r4:00000001 [ 887.757245][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.757311][ T32] Exception stack(0xec155fb0 to 0xec155ff8) [ 887.757378][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 887.757424][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.757455][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.757485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.757533][ T32] r4:8570eb00 [ 887.758171][ T32] INFO: task kworker/0:668:5292 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 887.758211][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.758295][ T32] Workqueue: events bpf_prog_free_deferred [ 887.758342][ T32] Call trace: [ 887.758401][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 887.758457][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 887.758481][ T32] r4:00000000 [ 887.758501][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.758539][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 887.758568][ T32] dd20: d2859000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 887.758598][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 887.758624][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.758673][ T32] r5:800f0013 r4:80239bb0 [ 887.758723][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.758792][ T32] r4:82ac21e4 [ 887.758838][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 887.759076][ T32] r4:00000000 ** 6 printk messages dropped ** [ 887.759354][ T32] r5:85272b8c r4:85272800 ** 4 printk messages dropped ** [ 887.759543][ T32] r4:85249480 ** 2 printk messages dropped ** [ 887.759698][ T32] r4:00000001 ** 4 printk messages dropped ** [ 887.759885][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 887.760061][ T32] task:kworker/0:669 state:D stack:0 pid:5293 tgid:5293 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 887.760542][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec159e08 ** 7 printk messages dropped ** [ 887.760834][ T32] r9:83018005 r8:8568a400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 ** 4 printk messages dropped ** [ 887.760999][ T32] r5:8565938c r4:85659000 ** 1 printk messages dropped ** [ 887.761062][ T32] r7:dddced80 r6:83018000 r5:8565938c r4:85708a00 ** 1 printk messages dropped ** [ 887.761129][ T32] r10:61c88647 r9:8568a400 r8:85708a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 887.761490][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 887.762208][ T32] r4:00000000 ** 3 printk messages dropped ** [ 887.762357][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 9 printk messages dropped ** [ 887.762678][ T32] r4:00000000 ** 5 printk messages dropped ** [ 887.762947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 887.763334][ T32] r4:00000001 ** 3 printk messages dropped ** [ 887.774755][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.774803][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.774882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.774937][ T32] r4:85243840 [ 887.774990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.775024][ T32] INFO: task kworker/0:670:5295 blocked for more than 464 seconds. [ 887.775082][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.775110][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.775133][ T32] task:kworker/0:670 state:D stack:0 pid:5295 tgid:5295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.775195][ T32] Workqueue: events bpf_prog_free_deferred [ 887.775262][ T32] Call trace: [ 887.775318][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 887.775374][ T32] r10:8291a684 r9:ec15dd84 r8:00000002 r7:60000013 r6:ec15dd8c r5:8568bc00 [ 887.775397][ T32] r4:8568bc00 [ 887.775417][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 887.775459][ T32] r5:8568bc00 r4:8291a680 [ 887.775479][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.775574][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 887.775629][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec15de08 [ 887.775653][ T32] r4:00000000 [ 887.775696][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 887.775733][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.775771][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.775848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570ed40 [ 887.775875][ T32] r4:00000000 [ 887.775899][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.775945][ T32] r9:83018005 r8:8568bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 887.775968][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.776009][ T32] r5:00001000 r4:eb503000 [ 887.776029][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.776093][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.776139][ T32] r5:8565978c r4:85659400 [ 887.776165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.776236][ T32] r7:dddced80 r6:83018000 r5:8565978c r4:85708b00 [ 887.776261][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.776308][ T32] r10:61c88647 r9:8568bc00 r8:85708b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.776331][ T32] r4:85708b00 [ 887.776376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.776425][ T32] r10:00000000 r9:85708b00 r8:80287e08 r7:ec155e60 r6:85708b80 r5:8568bc00 [ 887.776453][ T32] r4:00000001 [ 887.776493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.776594][ T32] Exception stack(0xec15dfb0 to 0xec15dff8) [ 887.776625][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.776654][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.776681][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.776710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.776732][ T32] r4:8570ed00 [ 887.777333][ T32] INFO: task kworker/0:670:5295 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 887.777371][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.777570][ T32] Workqueue: events bpf_prog_free_deferred [ 887.777714][ T32] Call trace: [ 887.777744][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 887.777795][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 887.777819][ T32] r4:00000000 [ 887.777838][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.777877][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 887.777905][ T32] dd20: d2859000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 887.777933][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 887.777973][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.778141][ T32] r5:800f0013 r4:80239bb0 [ 887.778171][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.778244][ T32] r4:82ac21e4 [ 887.778342][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.778387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.778411][ T32] r4:eab2ddc0 [ 887.778430][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.778470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.778493][ T32] r4:00000000 [ 887.778513][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.778589][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.778615][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.778658][ T32] r5:00001000 r4:dfa09000 [ 887.778735][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.778797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.778842][ T32] r5:85272b8c r4:85272800 [ 887.778863][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.778912][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 887.778962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.779011][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.779050][ T32] r4:85249480 [ 887.779073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.779119][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 887.779155][ T32] r4:00000001 [ 887.779182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.779220][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 887.779246][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.779274][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.779301][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.779329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.779353][ T32] r4:85243840 [ 887.779397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.779438][ T32] INFO: task kworker/1:416:5297 blocked for more than 464 seconds. [ 887.779468][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.779492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.779513][ T32] task:kworker/1:416 state:D stack:0 pid:5297 tgid:5297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.779559][ T32] Workqueue: events bpf_prog_free_deferred [ 887.779615][ T32] Call trace: [ 887.779646][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 887.779694][ T32] r10:8291a684 r9:ec165d84 r8:00000002 r7:60000113 r6:ec165d8c r5:8568b000 [ 887.779717][ T32] r4:8568b000 [ 887.779771][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 887.779817][ T32] r5:8568b000 r4:8291a680 [ 887.779837][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.779877][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 887.779950][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec165e08 [ 887.780004][ T32] r4:00000000 [ 887.780026][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 887.780061][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.780096][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.780137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8571be80 [ 887.780165][ T32] r4:00000000 [ 887.780198][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 887.780406][ T32] r5:8566238c r4:85662000 [ 887.780441][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 887.780561][ T32] r10:61c88647 r9:8568b000 r8:856fe52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 887.780901][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 887.781572][ T32] r4:00000000 [ 887.781592][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.781631][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 887.781659][ T32] dd20: d2859000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 887.781687][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 887.781712][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.781736][ T32] r5:800f0013 r4:80239bb0 [ 887.781756][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.781818][ T32] r4:82ac21e4 [ 887.781842][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.781884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.781906][ T32] r4:eab2ddc0 [ 887.781925][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.781966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.781988][ T32] r4:00000000 [ 887.782008][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.782050][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.782071][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.782111][ T32] r5:00001000 r4:dfa09000 [ 887.782132][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.782180][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.782221][ T32] r5:85272b8c r4:85272800 [ 887.782241][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.782286][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 887.782306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.782354][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.782376][ T32] r4:85249480 [ 887.782395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.782440][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 887.782462][ T32] r4:00000001 [ 887.782481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.782528][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 887.782591][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.782623][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.782664][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.782696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.782720][ T32] r4:85243840 [ 887.782741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.782789][ T32] INFO: task kworker/0:671:5299 blocked for more than 464 seconds. [ 887.782819][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.782868][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.782893][ T32] task:kworker/0:671 state:D stack:0 pid:5299 tgid:5299 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.782937][ T32] Workqueue: events bpf_prog_free_deferred [ 887.782999][ T32] Call trace: [ 887.783029][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 887.783074][ T32] r10:8291a684 r9:ec169d84 r8:00000002 r7:60000013 r6:ec169d8c r5:85688000 [ 887.783098][ T32] r4:85688000 [ 887.783118][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 887.783179][ T32] r5:85688000 r4:8291a680 [ 887.783217][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.783259][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 887.783300][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec169e08 [ 887.783322][ T32] r4:00000000 [ 887.783340][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 887.783399][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.783498][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.820169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857192c0 [ 887.820250][ T32] r4:00000000 [ 887.820301][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.820423][ T32] r9:83018005 r8:85688000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 4 printk messages dropped ** [ 887.820775][ T32] r5:85659f8c r4:85659c00 [ 887.820821][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.820912][ T32] r7:dddced80 r6:83018000 r5:85659f8c r4:85708c80 ** 1 printk messages dropped ** [ 887.821048][ T32] r10:61c88647 r9:85688000 r8:85708cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 887.821471][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 887.823055][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 887.826714][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 887.826889][ T32] r4:eab2ddc0 [ 887.826936][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.827031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.827073][ T32] r4:00000000 [ 887.827123][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.827221][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.827262][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.827350][ T32] r5:00001000 r4:dfa09000 [ 887.827392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.827469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.827548][ T32] r5:85272b8c r4:85272800 [ 887.827596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.827699][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 887.827745][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.827833][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.827897][ T32] r4:85249480 [ 887.827981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.828072][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 887.828115][ T32] r4:00000001 [ 887.828170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.828247][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 887.828300][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.828359][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.828410][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.828466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.828517][ T32] r4:85243840 [ 887.828559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.828632][ T32] INFO: task kworker/0:672:5301 blocked for more than 464 seconds. [ 887.828728][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.828781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.828826][ T32] task:kworker/0:672 state:D stack:0 pid:5301 tgid:5301 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 887.829008][ T32] Call trace: ** 6 printk messages dropped ** [ 887.829507][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 887.829975][ T32] r4:00000000 ** 5 printk messages dropped ** [ 887.830344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.830426][ T32] r5:8565a38c r4:8565a000 [ 887.830463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.830546][ T32] r7:dddced80 r6:83018000 r5:8565a38c r4:85708d80 ** 2 printk messages dropped ** [ 887.830733][ T32] r4:85708d80 ** 5 printk messages dropped ** [ 887.831070][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 887.832648][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 887.833225][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 887.857715][ T32] r4:00000000 ** 5 printk messages dropped ** [ 887.858133][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 887.858721][ T32] r4:00000001 ** 4 printk messages dropped ** [ 887.859034][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 887.859549][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 887.860108][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 887.860679][ T32] r9:83018005 r8:8568d400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 4 printk messages dropped ** [ 887.861021][ T32] r5:8565a78c r4:8565a400 ** 1 printk messages dropped ** [ 887.861197][ T32] r7:dddced80 r6:83018000 r5:8565a78c r4:85708e80 ** 4 printk messages dropped ** [ 887.861521][ T32] r10:00000000 r9:85708e80 r8:80287e08 r7:ec16de60 r6:85708f00 r5:8568d400 [ 887.861563][ T32] r4:00000001 [ 887.861606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.861676][ T32] Exception stack(0xec171fb0 to 0xec171ff8) [ 887.861730][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.861787][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.861838][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.861914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.861959][ T32] r4:857190c0 [ 887.862936][ T32] INFO: task kworker/0:673:5303 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 887.863006][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.863116][ T32] Workqueue: events bpf_prog_free_deferred [ 887.863212][ T32] Call trace: [ 887.863270][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 887.863370][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 887.863423][ T32] r4:00000000 [ 887.863463][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.883978][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 887.884084][ T32] dd20: d364d000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 887.884130][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 887.884183][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.884220][ T32] r5:800f0013 r4:80239bb0 [ 887.884270][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.884366][ T32] r4:82ac21e4 [ 887.884403][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.884491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.884549][ T32] r4:eab2ddc0 [ 887.884589][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.884671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.884711][ T32] r4:00000000 [ 887.884789][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.884891][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.884940][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.885052][ T32] r5:00001000 r4:dfa09000 [ 887.885097][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.885201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.885285][ T32] r5:85272b8c r4:85272800 [ 887.885328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.885424][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 887.885480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.885571][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.885619][ T32] r4:85249480 [ 887.885655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.885772][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 887.885831][ T32] r4:00000001 [ 887.885870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.885945][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 887.886002][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.886051][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.886110][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.886169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.886244][ T32] r4:85243840 [ 887.886292][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.886344][ T32] INFO: task kworker/0:674:5306 blocked for more than 464 seconds. [ 887.886404][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.886477][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.886526][ T32] task:kworker/0:674 state:D stack:0 pid:5306 tgid:5306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.886668][ T32] Workqueue: events bpf_prog_free_deferred [ 887.886791][ T32] Call trace: [ 887.886851][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 887.886947][ T32] r10:8291a684 r9:ec161d84 r8:00000002 r7:60000113 r6:ec161d8c r5:8568ec00 [ 887.887017][ T32] r4:8568ec00 [ 887.887053][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 887.887148][ T32] r5:8568ec00 r4:8291a680 [ 887.887211][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.887288][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 887.887369][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec161e08 ** 5 printk messages dropped ** [ 887.887734][ T32] r4:00000000 ** 5 printk messages dropped ** [ 887.888138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.888229][ T32] r5:8565ab8c r4:8565a800 [ 887.888284][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.888369][ T32] r7:dddced80 r6:83018000 r5:8565ab8c r4:85708f80 ** 1 printk messages dropped ** [ 887.888500][ T32] r10:61c88647 r9:8568ec00 r8:85708fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 887.889122][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 887.890805][ T32] r4:00000000 ** 1 printk messages dropped ** [ 887.890922][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 887.890978][ T32] dd20: d364d000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 887.891028][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 887.891086][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.891133][ T32] r5:800f0013 r4:80239bb0 [ 887.891183][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.891263][ T32] r4:82ac21e4 [ 887.891302][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.891412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.891504][ T32] r4:eab2ddc0 [ 887.891552][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.891628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.891697][ T32] r4:00000000 [ 887.891751][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.891842][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.891884][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.891967][ T32] r5:00001000 r4:dfa09000 [ 887.892004][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.892085][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.892172][ T32] r5:85272b8c r4:85272800 [ 887.892218][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.892305][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 887.892347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.892438][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.892481][ T32] r4:85249480 [ 887.892524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.892638][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 887.892689][ T32] r4:00000001 [ 887.892734][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.892831][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 887.892881][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.892938][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.892991][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.893046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.893115][ T32] r4:85243840 [ 887.893154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.893230][ T32] INFO: task kworker/0:675:5307 blocked for more than 464 seconds. [ 887.893281][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.893334][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.893375][ T32] task:kworker/0:675 state:D stack:0 pid:5307 tgid:5307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.917063][ T32] Workqueue: events bpf_prog_free_deferred [ 887.917322][ T32] Call trace: [ 887.917398][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 887.917510][ T32] r10:8291a684 r9:ec14dd84 r8:00000002 r7:60000113 r6:ec14dd8c r5:8568c800 [ 887.917557][ T32] r4:8568c800 [ 887.917601][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 887.917684][ T32] r5:8568c800 r4:8291a680 [ 887.917725][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.917805][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 887.917968][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec14de08 [ 887.918049][ T32] r4:00000000 [ 887.918137][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 887.918223][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.918298][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 887.918427][ T32] r4:00000000 ** 6 printk messages dropped ** [ 887.919037][ T32] r5:8565af8c r4:8565ac00 [ 887.919085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.919180][ T32] r7:dddced80 r6:83018000 r5:8565af8c r4:8571e080 [ 887.919290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 887.919598][ T32] r10:00000000 r9:8571e080 r8:80287e08 r7:ec161e60 r6:8571e100 r5:8568c800 ** 9 printk messages dropped ** [ 887.921216][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 887.922169][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 887.923013][ T32] r4:00000000 ** 3 printk messages dropped ** [ 887.923270][ T32] r5:00001000 r4:dfa09000 ** 7 printk messages dropped ** [ 887.944374][ T32] r4:85249480 ** 2 printk messages dropped ** [ 887.944589][ T32] r4:00000001 ** 6 printk messages dropped ** [ 887.945076][ T32] r4:85243840 ** 5 printk messages dropped ** [ 887.945596][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 887.946096][ T32] r5:847a0000 r4:8291a680 ** 5 printk messages dropped ** [ 887.946496][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 887.946984][ T32] r5:00001000 r4:eb7a9000 ** 2 printk messages dropped ** [ 887.947244][ T32] r5:8565b38c r4:8565b000 [ 887.947320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 887.947797][ T32] r4:00000001 ** 4 printk messages dropped ** [ 887.948084][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 887.949652][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 887.950163][ T32] r4:82ac21e4 [ 887.950202][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.950317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 887.950369][ T32] r4:eab2ddc0 [ 887.950422][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.950526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 887.950582][ T32] r4:00000000 [ 887.950619][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.950707][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 887.950762][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.950843][ T32] r5:00001000 r4:dfa09000 [ 887.950890][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.950975][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.951065][ T32] r5:85272b8c r4:85272800 [ 887.951127][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.951229][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 887.951274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.951366][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.951413][ T32] r4:85249480 [ 887.951452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.951538][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 887.951617][ T32] r4:00000001 [ 887.951666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.951738][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 887.951793][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.951843][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.951911][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.951963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.952057][ T32] r4:85243840 [ 887.952111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.952156][ T32] INFO: task kworker/0:677:5312 blocked for more than 464 seconds. [ 887.952228][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.952314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.952365][ T32] task:kworker/0:677 state:D stack:0 pid:5312 tgid:5312 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.952500][ T32] Workqueue: events bpf_prog_free_deferred [ 887.952584][ T32] Call trace: [ 887.952673][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 887.952760][ T32] r10:8291a684 r9:ec17dd84 r8:00000002 r7:60000113 r6:ec17dd8c r5:847a0c00 [ 887.952825][ T32] r4:847a0c00 [ 887.952871][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 887.952972][ T32] r5:847a0c00 r4:8291a680 [ 887.953020][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.953110][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 887.953218][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec17de08 [ 887.953272][ T32] r4:00000000 [ 887.953335][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 887.953406][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.973937][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.974058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85719c40 [ 887.974086][ T32] r4:00000000 [ 887.974109][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.974181][ T32] r9:83018005 r8:847a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 887.974221][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.974295][ T32] r5:00001000 r4:eb7e7000 [ 887.974336][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.974420][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.974500][ T32] r5:8565b78c r4:8565b400 [ 887.974548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.974638][ T32] r7:dddced80 r6:83018000 r5:8565b78c r4:8571e280 [ 887.974688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.974778][ T32] r10:61c88647 r9:847a0c00 r8:8571e2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.974820][ T32] r4:8571e280 [ 887.974860][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.974943][ T32] r10:00000000 r9:8571e280 r8:80287e08 r7:ec175e60 r6:8571e300 r5:847a0c00 [ 887.974991][ T32] r4:00000001 [ 887.975062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.975171][ T32] Exception stack(0xec17dfb0 to 0xec17dff8) [ 887.975247][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.975319][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.975377][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 887.976662][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 887.976937][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 10 printk messages dropped ** [ 887.977663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 7 printk messages dropped ** [ 887.978137][ T32] r5:00001000 r4:dfa09000 ** 4 printk messages dropped ** [ 887.978508][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 887.979075][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 2 printk messages dropped ** [ 887.979262][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 887.979667][ T32] task:kworker/0:678 state:D stack:0 pid:5313 tgid:5313 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.979794][ T32] Workqueue: events bpf_prog_free_deferred [ 887.979882][ T32] Call trace: [ 887.979950][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 887.980040][ T32] r10:8291a684 r9:ec179d84 r8:00000002 r7:60000013 r6:ec179d8c r5:847a1800 [ 887.980083][ T32] r4:847a1800 [ 887.980125][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 887.980212][ T32] r5:847a1800 r4:8291a680 [ 887.980250][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.980327][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 887.980410][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec179e08 [ 887.980454][ T32] r4:00000000 [ 887.980518][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 887.980595][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.980657][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.980782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85719e00 [ 887.980838][ T32] r4:00000000 [ 887.980872][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 887.980982][ T32] r9:83018005 r8:847a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 887.981032][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.981112][ T32] r5:00001000 r4:eb85d000 [ 887.981150][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.981262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.981340][ T32] r5:8565bb8c r4:8565b800 [ 887.981394][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.981489][ T32] r7:dddced80 r6:83018000 r5:8565bb8c r4:8571e380 [ 887.981531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.981615][ T32] r10:61c88647 r9:847a1800 r8:8571e3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.981662][ T32] r4:8571e380 [ 887.981697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.981785][ T32] r10:00000000 r9:8571e380 r8:80287e08 r7:ec17de60 r6:8571e400 r5:847a1800 [ 887.981835][ T32] r4:00000001 [ 887.981871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.981944][ T32] Exception stack(0xec179fb0 to 0xec179ff8) [ 887.981993][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 887.982083][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.982140][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.982203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.982251][ T32] r4:85719b80 [ 887.982785][ T32] INFO: task kworker/0:678:5313 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 887.982852][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.983001][ T32] Workqueue: events bpf_prog_free_deferred [ 887.983093][ T32] Call trace: [ 887.983209][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 887.983313][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 887.983363][ T32] r4:00000000 [ 887.983399][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.012773][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.012917][ T32] dd20: d4422000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.012978][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.013033][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.013084][ T32] r5:800f0013 r4:80239bb0 [ 888.013134][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.013272][ T32] r4:82ac21e4 [ 888.013339][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.013497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.013832][ T32] r4:eab2ddc0 [ 888.013883][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.014010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.014068][ T32] r4:00000000 [ 888.014110][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.014204][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.014248][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.014334][ T32] r5:00001000 r4:dfa09000 [ 888.014392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.014489][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 888.014719][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 4 printk messages dropped ** [ 888.015053][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 7 printk messages dropped ** [ 888.015507][ T32] r4:85243840 ** 4 printk messages dropped ** [ 888.015840][ T32] task:kworker/0:679 state:D stack:0 pid:5315 tgid:5315 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 888.016783][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 888.017538][ T32] r5:8566038c r4:85660000 [ 888.017596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.017686][ T32] r7:dddced80 r6:83018000 r5:8566038c r4:8571e480 ** 2 printk messages dropped ** [ 888.017863][ T32] r4:8571e480 ** 6 printk messages dropped ** [ 888.018297][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 888.019778][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 888.020259][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 888.020761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 888.021550][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 4 printk messages dropped ** [ 888.021865][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 888.022431][ T32] INFO: task kworker/0:680:5316 blocked for more than 465 seconds. ** 1 printk messages dropped ** [ 888.022530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.022579][ T32] task:kworker/0:680 state:D stack:0 pid:5316 tgid:5316 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.022669][ T32] Workqueue: events bpf_prog_free_deferred [ 888.022748][ T32] Call trace: [ 888.022812][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.022900][ T32] r10:8291a684 r9:ec185d84 r8:00000002 r7:60000113 r6:ec185d8c r5:847a3000 [ 888.022944][ T32] r4:847a3000 [ 888.022987][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.023083][ T32] r5:847a3000 r4:8291a680 [ 888.023165][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.023243][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.023323][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec185e08 [ 888.023366][ T32] r4:00000000 [ 888.023412][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.044320][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.044447][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.044548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856faf80 [ 888.044605][ T32] r4:00000000 [ 888.044643][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.044713][ T32] r9:83018005 r8:847a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 888.044763][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.044816][ T32] r5:00001000 r4:eb8d3000 [ 888.044838][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.044904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.044957][ T32] r5:8565bf8c r4:8565bc00 [ 888.044979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.045053][ T32] r7:dddced80 r6:83018000 r5:8565bf8c r4:8571e580 [ 888.045083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.045131][ T32] r10:61c88647 r9:847a3000 r8:8571e5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.045153][ T32] r4:8571e580 [ 888.045197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.045244][ T32] r10:00000000 r9:8571e580 r8:80287e08 r7:ec181e60 r6:8571e600 r5:847a3000 [ 888.045267][ T32] r4:00000001 [ 888.045286][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.045322][ T32] Exception stack(0xec185fb0 to 0xec185ff8) [ 888.045372][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.045405][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.045433][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.045461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.045488][ T32] r4:856fae40 [ 888.046106][ T32] INFO: task kworker/0:680:5316 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.046160][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.046232][ T32] Workqueue: events bpf_prog_free_deferred [ 888.046277][ T32] Call trace: [ 888.046308][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.046358][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.046381][ T32] r4:00000000 [ 888.046423][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.046467][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.046496][ T32] dd20: d49e1000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.046524][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.046550][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.046603][ T32] r5:800f0013 r4:80239bb0 [ 888.046626][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.046677][ T32] r4:82ac21e4 [ 888.046723][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.046774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.046796][ T32] r4:eab2ddc0 [ 888.046816][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.046876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.046908][ T32] r4:00000000 [ 888.046948][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.047026][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.047050][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.047093][ T32] r5:00001000 r4:dfa09000 [ 888.047113][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.047152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.047230][ T32] r5:85272b8c r4:85272800 [ 888.047270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.047319][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 888.047340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.047386][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.047418][ T32] r4:85249480 [ 888.047459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.047513][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.047544][ T32] r4:00000001 [ 888.047566][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.047602][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.047627][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.047683][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.047717][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 888.047862][ T32] INFO: task kworker/0:681:5319 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 888.048228][ T32] r4:847a3c00 ** 4 printk messages dropped ** [ 888.048458][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec189e08 ** 7 printk messages dropped ** [ 888.048753][ T32] r9:83018005 r8:847a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 4 printk messages dropped ** [ 888.048931][ T32] r5:8566078c r4:85660400 ** 1 printk messages dropped ** [ 888.049019][ T32] r7:dddced80 r6:83018000 r5:8566078c r4:8571e680 ** 6 printk messages dropped ** [ 888.049323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 888.049912][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 888.050190][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 888.050369][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 888.050650][ T32] r4:00000000 ** 5 printk messages dropped ** [ 888.050904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 888.051272][ T32] r4:00000001 [ 888.051299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.051335][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.051382][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.051415][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.051441][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.051491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.051536][ T32] r4:85243840 [ 888.051558][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.051604][ T32] INFO: task kworker/0:682:5321 blocked for more than 465 seconds. [ 888.051634][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.051657][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.051677][ T32] task:kworker/0:682 state:D stack:0 pid:5321 tgid:5321 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.051720][ T32] Workqueue: events bpf_prog_free_deferred [ 888.051758][ T32] Call trace: [ 888.051787][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.051832][ T32] r10:8291a684 r9:ec18dd84 r8:00000002 r7:60000113 r6:ec18dd8c r5:847a4800 [ 888.051854][ T32] r4:847a4800 [ 888.051900][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.051974][ T32] r5:847a4800 r4:8291a680 [ 888.052004][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.052067][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.052124][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec18de08 [ 888.052149][ T32] r4:00000000 [ 888.052203][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.052241][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.052276][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.052327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85727300 [ 888.052353][ T32] r4:00000000 [ 888.052372][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.052415][ T32] r9:83018005 r8:847a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 888.052436][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.052476][ T32] r5:00001000 r4:ec195000 [ 888.052495][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.052532][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.052593][ T32] r5:85660b8c r4:85660800 [ 888.052641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.052694][ T32] r7:dddced80 r6:83018000 r5:85660b8c r4:8571e780 [ 888.052727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.052777][ T32] r10:61c88647 r9:847a4800 r8:8571e7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.052800][ T32] r4:8571e780 [ 888.052819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.052864][ T32] r10:00000000 r9:8571e780 r8:80287e08 r7:ec189e60 r6:8571e800 r5:847a4800 [ 888.052885][ T32] r4:00000001 [ 888.052907][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.053003][ T32] Exception stack(0xec18dfb0 to 0xec18dff8) [ 888.053032][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.053090][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.053120][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.053149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.053219][ T32] r4:85727100 [ 888.086525][ T32] INFO: task kworker/0:682:5321 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.086610][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.086714][ T32] Workqueue: events bpf_prog_free_deferred [ 888.086775][ T32] Call trace: [ 888.086832][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.086892][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.086917][ T32] r4:00000000 [ 888.086938][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.086993][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.087023][ T32] dd20: d545e000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.087051][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.087077][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.087101][ T32] r5:800f0013 r4:80239bb0 [ 888.087143][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.087194][ T32] r4:82ac21e4 [ 888.087228][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.087272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.087295][ T32] r4:eab2ddc0 [ 888.087314][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.087354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.087376][ T32] r4:00000000 [ 888.087395][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.087441][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.087486][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 888.087795][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 888.088181][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 888.088558][ T32] Call trace: ** 4 printk messages dropped ** [ 888.088786][ T32] r5:847a5400 r4:8291a680 ** 5 printk messages dropped ** [ 888.088973][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 888.089312][ T32] r5:85660f8c r4:85660c00 [ 888.089352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 888.089478][ T32] r10:61c88647 r9:847a5400 r8:8571e8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.089517][ T32] r4:8571e880 [ 888.089560][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.089607][ T32] r10:00000000 r9:8571e880 r8:80287e08 r7:ec18de60 r6:8571e900 r5:847a5400 [ 888.089630][ T32] r4:00000001 [ 888.089665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.089704][ T32] Exception stack(0xec199fb0 to 0xec199ff8) [ 888.089743][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 888.089816][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.089857][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.089889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.089911][ T32] r4:857272c0 [ 888.090424][ T32] INFO: task kworker/0:683:5323 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.090460][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.090513][ T32] Workqueue: events bpf_prog_free_deferred [ 888.090555][ T32] Call trace: [ 888.090583][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.090632][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.090655][ T32] r4:00000000 [ 888.090683][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.090725][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.090753][ T32] dd20: d545e000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.090781][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.090806][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.090850][ T32] r5:800f0013 r4:80239bb0 [ 888.090873][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.090914][ T32] r4:82ac21e4 [ 888.090933][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.090973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.090995][ T32] r4:eab2ddc0 [ 888.091040][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.091084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.091107][ T32] r4:00000000 [ 888.091125][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.091173][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.091194][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.091235][ T32] r5:00001000 r4:dfa09000 [ 888.091265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.091317][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.091362][ T32] r5:85272b8c r4:85272800 [ 888.091384][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.091429][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 888.091449][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.091495][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.091557][ T32] r4:85249480 [ 888.091601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.091659][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.091694][ T32] r4:00000001 [ 888.091715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.091750][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.091776][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 888.091829][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 888.092181][ T32] Call trace: ** 6 printk messages dropped ** [ 888.092429][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 888.092638][ T32] r4:00000000 [ 888.092677][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.092724][ T32] r9:83018005 r8:847a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 888.092746][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.092786][ T32] r5:00001000 r4:ec1b7000 [ 888.092805][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.092843][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.092883][ T32] r5:8566178c r4:85661400 [ 888.092903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.092975][ T32] r7:dddced80 r6:83018000 r5:8566178c r4:8571e980 [ 888.093007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.093057][ T32] r10:61c88647 r9:847a6000 r8:8571e9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.093080][ T32] r4:8571e980 [ 888.093108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.093155][ T32] r10:00000000 r9:8571e980 r8:80287e08 r7:ec199e60 r6:8571ea00 r5:847a6000 [ 888.093195][ T32] r4:00000001 [ 888.093214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.093249][ T32] Exception stack(0xec1a1fb0 to 0xec1a1ff8) [ 888.093274][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.093301][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.093327][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.093383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.093409][ T32] r4:85727480 [ 888.104290][ T32] INFO: task kworker/0:684:5325 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.104364][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.104484][ T32] Workqueue: events bpf_prog_free_deferred [ 888.104563][ T32] Call trace: [ 888.104613][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.104690][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.104718][ T32] r4:00000000 [ 888.104739][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 888.104915][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 888.105304][ T32] r4:00000000 ** 5 printk messages dropped ** [ 888.105550][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 888.105852][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 888.106291][ T32] INFO: task kworker/0:685:5328 blocked for more than 465 seconds. ** 8 printk messages dropped ** [ 888.106679][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 888.107057][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 888.107489][ T32] r5:8566138c r4:85661000 [ 888.107509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.107570][ T32] r7:dddced80 r6:83018000 r5:8566138c r4:8571ea80 ** 1 printk messages dropped ** [ 888.107642][ T32] r10:61c88647 r9:8562a400 r8:8571eaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 888.108017][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 888.108551][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 5 printk messages dropped ** [ 888.108774][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 888.109105][ T32] r4:00000000 ** 3 printk messages dropped ** [ 888.109289][ T32] r5:00001000 r4:dfa09000 ** 6 printk messages dropped ** [ 888.109544][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 888.109834][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 888.110127][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 888.110496][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 888.110704][ T32] r4:00000000 ** 6 printk messages dropped ** [ 888.110974][ T32] r5:85661b8c r4:85661800 [ 888.110994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.111038][ T32] r7:dddced80 r6:83018000 r5:85661b8c r4:8571eb00 [ 888.111060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.111106][ T32] r10:61c88647 r9:85629800 r8:8571eb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.111146][ T32] r4:8571eb00 [ 888.111169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.111214][ T32] r10:00000000 r9:8571eb00 r8:80287e08 r7:ec1a1e60 r6:856fe600 r5:85629800 [ 888.111236][ T32] r4:00000001 [ 888.111277][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.111316][ T32] Exception stack(0xec1c9fb0 to 0xec1c9ff8) [ 888.111379][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 888.111416][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.111443][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.111491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.111535][ T32] r4:85727740 [ 888.111793][ T32] INFO: task kworker/0:686:5329 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.111828][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.111903][ T32] Workqueue: events bpf_prog_free_deferred [ 888.111960][ T32] Call trace: [ 888.111990][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.112039][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.112071][ T32] r4:00000000 [ 888.112093][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.112142][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.112172][ T32] dd20: d545e000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.112229][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.112258][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.112281][ T32] r5:800f0013 r4:80239bb0 [ 888.112323][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.112366][ T32] r4:82ac21e4 [ 888.112394][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.112474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.112504][ T32] r4:eab2ddc0 [ 888.112540][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.112584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.112626][ T32] r4:00000000 [ 888.112648][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.112691][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.112712][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.112752][ T32] r5:00001000 r4:dfa09000 [ 888.112791][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.112835][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.112877][ T32] r5:85272b8c r4:85272800 [ 888.112917][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.112967][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 888.112988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.113034][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.113057][ T32] r4:85249480 [ 888.113076][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.113121][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.113143][ T32] r4:00000001 [ 888.113231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.113271][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.113302][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.113332][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.113358][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.113398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.113428][ T32] r4:85243840 [ 888.133907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.133974][ T32] INFO: task kworker/0:687:5332 blocked for more than 465 seconds. [ 888.134008][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.134033][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.134055][ T32] task:kworker/0:687 state:D stack:0 pid:5332 tgid:5332 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.134107][ T32] Workqueue: events bpf_prog_free_deferred [ 888.134157][ T32] Call trace: [ 888.134209][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.134323][ T32] r10:8291a684 r9:ec1e5d84 r8:00000002 r7:60000013 r6:ec1e5d8c r5:8562bc00 [ 888.134372][ T32] r4:8562bc00 [ 888.134396][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.134447][ T32] r5:8562bc00 r4:8291a680 [ 888.134467][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.134506][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.134548][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec1e5e08 [ 888.134571][ T32] r4:00000000 [ 888.134590][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.134624][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.134691][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 888.134768][ T32] r4:00000000 ** 5 printk messages dropped ** [ 888.135003][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.135054][ T32] r5:85661f8c r4:85661c00 [ 888.135083][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 888.135245][ T32] r4:8571eb80 ** 6 printk messages dropped ** [ 888.135496][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 888.136391][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 888.136704][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.136748][ T32] r5:800f0013 r4:80239bb0 [ 888.136776][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.136837][ T32] r4:82ac21e4 [ 888.136860][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.136944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.136991][ T32] r4:eab2ddc0 [ 888.137013][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.137076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.137101][ T32] r4:00000000 [ 888.137141][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.137200][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.137244][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.137315][ T32] r5:00001000 r4:dfa09000 [ 888.137360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.137430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.137496][ T32] r5:85272b8c r4:85272800 [ 888.137520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.137606][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 888.137650][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.137699][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.137745][ T32] r4:85249480 [ 888.137772][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.137819][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.137842][ T32] r4:00000001 [ 888.137861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.137896][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.137930][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.138027][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.138076][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.138121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.138146][ T32] r4:85243840 [ 888.138165][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.138193][ T32] INFO: task kworker/0:688:5333 blocked for more than 465 seconds. [ 888.138220][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.138243][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.138296][ T32] task:kworker/0:688 state:D stack:0 pid:5333 tgid:5333 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.138364][ T32] Workqueue: events bpf_prog_free_deferred [ 888.138438][ T32] Call trace: [ 888.138470][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.138517][ T32] r10:8291a684 r9:ec1add84 r8:00000002 r7:60000013 r6:ec1add8c r5:847a6c00 [ 888.138539][ T32] r4:847a6c00 [ 888.138559][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.138600][ T32] r5:847a6c00 r4:8291a680 [ 888.138620][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.138656][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.138697][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec1ade08 [ 888.138719][ T32] r4:00000000 [ 888.138738][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.138771][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.138836][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.138882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ac1c00 [ 888.138904][ T32] r4:00000000 [ 888.138942][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.139008][ T32] r9:83018005 r8:847a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 888.139032][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.139097][ T32] r5:00001000 r4:eaed5000 [ 888.139120][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.139159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.139247][ T32] r5:85662b8c r4:85662800 [ 888.139289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.139337][ T32] r7:dddced80 r6:83018000 r5:85662b8c r4:8571ec00 [ 888.139358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.139415][ T32] r10:61c88647 r9:847a6c00 r8:8571ec2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.139460][ T32] r4:8571ec00 [ 888.139482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.139528][ T32] r10:00000000 r9:8571ec00 r8:80287e08 r7:ec1e5e60 r6:8571ec80 r5:847a6c00 [ 888.139550][ T32] r4:00000001 [ 888.139569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.139603][ T32] Exception stack(0xec1adfb0 to 0xec1adff8) [ 888.139658][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 888.140115][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 888.140531][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.140605][ T32] r5:800f0013 r4:80239bb0 [ 888.140629][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.140668][ T32] r4:82ac21e4 [ 888.140726][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.140789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.140815][ T32] r4:eab2ddc0 [ 888.140850][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.140916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.140961][ T32] r4:00000000 [ 888.141004][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.141050][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.141071][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.141112][ T32] r5:00001000 r4:dfa09000 [ 888.141132][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.141185][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.141240][ T32] r5:85272b8c r4:85272800 [ 888.141265][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.141312][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 888.141355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.141405][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.141454][ T32] r4:85249480 [ 888.141476][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.141556][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.141581][ T32] r4:00000001 [ 888.141639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.141707][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.141755][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.141786][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.141812][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.141841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.141864][ T32] r4:85243840 [ 888.141903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.141930][ T32] INFO: task kworker/0:689:5335 blocked for more than 465 seconds. [ 888.141976][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.142021][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.142064][ T32] task:kworker/0:689 state:D stack:0 pid:5335 tgid:5335 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.142134][ T32] Workqueue: events bpf_prog_free_deferred [ 888.142177][ T32] Call trace: [ 888.142206][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.142274][ T32] r10:8291a684 r9:ec1f5d84 r8:00000002 r7:60000013 r6:ec1f5d8c r5:85698c00 [ 888.142302][ T32] r4:85698c00 [ 888.142342][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.142403][ T32] r5:85698c00 r4:8291a680 [ 888.142456][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.142519][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 888.142930][ T32] r9:83018005 r8:85698c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 ** 4 printk messages dropped ** [ 888.143119][ T32] r5:8566278c r4:85662400 [ 888.143188][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.143260][ T32] r7:dddced80 r6:83018000 r5:8566278c r4:8571ed00 [ 888.143304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.143357][ T32] r10:61c88647 r9:85698c00 r8:8571ed2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 888.175709][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 888.176584][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 888.176893][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 888.177105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 10 printk messages dropped ** [ 888.177589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 888.177749][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.177775][ T32] r4:00000001 [ 888.177806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.177845][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.177871][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.177898][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.177924][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.177952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.177974][ T32] r4:85243840 [ 888.177994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.178019][ T32] INFO: task kworker/0:690:5341 blocked for more than 465 seconds. [ 888.178070][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.178102][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.178124][ T32] task:kworker/0:690 state:D stack:0 pid:5341 tgid:5341 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.178204][ T32] Workqueue: events bpf_prog_free_deferred [ 888.178294][ T32] Call trace: [ 888.178352][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.178416][ T32] r10:8291a684 r9:eb819d84 r8:00000002 r7:60000113 r6:eb819d8c r5:8569a400 [ 888.178443][ T32] r4:8569a400 [ 888.178483][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.178534][ T32] r5:8569a400 r4:8291a680 [ 888.178568][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.178610][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.178693][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb819e08 [ 888.178745][ T32] r4:00000000 [ 888.178767][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.178803][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.178858][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.178922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85735380 [ 888.178967][ T32] r4:00000000 [ 888.178989][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.179032][ T32] r9:83018005 r8:8569a400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 888.179073][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.179118][ T32] r5:00001000 r4:eb11b000 [ 888.179157][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.179240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.179286][ T32] r5:8566338c r4:85663000 [ 888.179306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.179352][ T32] r7:dddced80 r6:83018000 r5:8566338c r4:8571ee00 [ 888.179372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.179441][ T32] r10:61c88647 r9:8569a400 r8:8571ee2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.179468][ T32] r4:8571ee00 [ 888.179487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.179551][ T32] r10:00000000 r9:8571ee00 r8:80287e08 r7:ec1ade60 r6:8571ee80 r5:8569a400 [ 888.179576][ T32] r4:00000001 [ 888.179596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.179650][ T32] Exception stack(0xeb819fb0 to 0xeb819ff8) [ 888.179678][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 888.179706][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.179751][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.179804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.179828][ T32] r4:84ac1e00 [ 888.180086][ T32] INFO: task kworker/0:690:5341 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.180159][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.180228][ T32] Workqueue: events bpf_prog_free_deferred [ 888.180271][ T32] Call trace: [ 888.180299][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.180348][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.180391][ T32] r4:00000000 [ 888.180421][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.180462][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.180490][ T32] dd20: d6443000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.180547][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.180596][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.180623][ T32] r5:800f0013 r4:80239bb0 [ 888.180663][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.180706][ T32] r4:82ac21e4 [ 888.180726][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.180779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 3 printk messages dropped ** [ 888.180920][ T32] r4:00000000 ** 6 printk messages dropped ** [ 888.181198][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 888.181563][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 5 printk messages dropped ** [ 888.181801][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 888.182098][ T32] Call trace: ** 6 printk messages dropped ** [ 888.182339][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 888.182709][ T32] r9:83018005 r8:85698000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 ** 4 printk messages dropped ** [ 888.182937][ T32] r5:85662f8c r4:85662c00 ** 1 printk messages dropped ** [ 888.183014][ T32] r7:dddced80 r6:83018000 r5:85662f8c r4:8571ef00 ** 5 printk messages dropped ** [ 888.183198][ T32] r4:00000001 ** 4 printk messages dropped ** [ 888.183396][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 888.199937][ T32] r4:00000000 ** 4 printk messages dropped ** [ 888.200126][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 888.200435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 10 printk messages dropped ** [ 888.200845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 888.201063][ T32] r4:00000001 [ 888.201084][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.201141][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.201190][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.201222][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.201252][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.201282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.201306][ T32] r4:85243840 [ 888.201349][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.201392][ T32] INFO: task kworker/1:417:5343 blocked for more than 465 seconds. [ 888.201451][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.201486][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.201508][ T32] task:kworker/1:417 state:D stack:0 pid:5343 tgid:5343 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.201556][ T32] Workqueue: events bpf_prog_free_deferred [ 888.201610][ T32] Call trace: [ 888.201682][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.201741][ T32] r10:8291a684 r9:ec1b5d84 r8:00000002 r7:60000013 r6:ec1b5d8c r5:8569b000 [ 888.201786][ T32] r4:8569b000 [ 888.201836][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.201908][ T32] r5:8569b000 r4:8291a680 [ 888.201932][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.201982][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.202029][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec1b5e08 [ 888.202053][ T32] r4:00000000 [ 888.202094][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.202133][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.202168][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.202209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8571b180 [ 888.202253][ T32] r4:00000000 [ 888.202299][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.202352][ T32] r9:83018205 r8:8569b000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 888.202381][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.202453][ T32] r5:00001000 r4:eaadd000 [ 888.202483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.202526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.202569][ T32] r5:847b9f8c r4:847b9c00 [ 888.202589][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.202664][ T32] r7:ddde2d80 r6:83018200 r5:847b9f8c r4:856fe700 [ 888.202719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.202785][ T32] r10:61c88647 r9:8569b000 r8:856fe72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.202813][ T32] r4:856fe700 [ 888.202863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.202913][ T32] r10:00000000 r9:856fe700 r8:80287e08 r7:eb779e60 r6:85736000 r5:8569b000 [ 888.202937][ T32] r4:00000001 [ 888.202971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.203010][ T32] Exception stack(0xec1b5fb0 to 0xec1b5ff8) [ 888.203037][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.203066][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.203095][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.203125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.203153][ T32] r4:8571b440 [ 888.203419][ T32] INFO: task kworker/1:417:5343 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.203499][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.216064][ T32] Workqueue: events bpf_prog_free_deferred [ 888.216122][ T32] Call trace: [ 888.216191][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.216272][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.216321][ T32] r4:00000000 [ 888.216368][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.216425][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.216457][ T32] dd20: d6d25000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.216497][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.216548][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 888.216693][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 888.216843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 888.217426][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 888.217783][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 7 printk messages dropped ** [ 888.218094][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 5 printk messages dropped ** [ 888.218379][ T32] r10:8291a684 r9:eb855d84 r8:00000002 r7:60000113 r6:eb855d8c r5:8569bc00 ** 8 printk messages dropped ** [ 888.218720][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 888.219133][ T32] r5:847b938c r4:847b9000 [ 888.219184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 888.219319][ T32] r10:61c88647 r9:8569bc00 r8:856fe7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 888.219633][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 888.220493][ T32] r4:00000000 ** 3 printk messages dropped ** [ 888.220657][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 9 printk messages dropped ** [ 888.221073][ T32] r4:00000000 ** 6 printk messages dropped ** [ 888.221335][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 888.221611][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 7 printk messages dropped ** [ 888.221892][ T32] r4:85243840 ** 1 printk messages dropped ** [ 888.221982][ T32] INFO: task kworker/1:419:5346 blocked for more than 465 seconds. [ 888.222016][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.222049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.222073][ T32] task:kworker/1:419 state:D stack:0 pid:5346 tgid:5346 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.222117][ T32] Workqueue: events bpf_prog_free_deferred [ 888.222171][ T32] Call trace: [ 888.222204][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.222250][ T32] r10:8291a684 r9:eb871d84 r8:00000002 r7:60000113 r6:eb871d8c r5:8569c800 [ 888.222273][ T32] r4:8569c800 [ 888.222304][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.222370][ T32] r5:8569c800 r4:8291a680 [ 888.222398][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.222442][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.222483][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb871e08 [ 888.222536][ T32] r4:00000000 [ 888.222558][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.222594][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.222627][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.222669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8573b680 [ 888.222703][ T32] r4:00000000 [ 888.222725][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.222787][ T32] r9:83018205 r8:8569c800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 888.222824][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.222894][ T32] r5:00001000 r4:eb5bf000 [ 888.222937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.222979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.223079][ T32] r5:847b9b8c r4:847b9800 [ 888.223102][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.223152][ T32] r7:ddde2d80 r6:83018200 r5:847b9b8c r4:856fe800 [ 888.223174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.223222][ T32] r10:61c88647 r9:8569c800 r8:856fe82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.223244][ T32] r4:856fe800 [ 888.223273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.223323][ T32] r10:00000000 r9:856fe800 r8:80287e08 r7:eb855e60 r6:85736100 r5:8569c800 [ 888.223354][ T32] r4:00000001 [ 888.223376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.223416][ T32] Exception stack(0xeb871fb0 to 0xeb871ff8) [ 888.223442][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.223506][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.245855][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.245931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.245967][ T32] r4:8571b440 [ 888.246461][ T32] INFO: task kworker/1:419:5346 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.246517][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.246611][ T32] Workqueue: events bpf_prog_free_deferred [ 888.246705][ T32] Call trace: [ 888.246745][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.246799][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.246823][ T32] r4:00000000 [ 888.246862][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.246931][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.246980][ T32] dd20: d7449000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.247019][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.247068][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.247095][ T32] r5:800f0013 r4:80239bb0 [ 888.247134][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.247178][ T32] r4:82ac21e4 [ 888.247208][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.247253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.247276][ T32] r4:eab2ddc0 [ 888.247295][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.247335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.247357][ T32] r4:00000000 [ 888.247377][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.247427][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.247449][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.247490][ T32] r5:00001000 r4:dfa09000 [ 888.247510][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.247549][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.247590][ T32] r5:85272b8c r4:85272800 [ 888.247609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.247665][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 888.247689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.247757][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.247803][ T32] r4:85249480 [ 888.247826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.247872][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.247894][ T32] r4:00000001 [ 888.247912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.247947][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.247973][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.248000][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.248048][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.248101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.248134][ T32] r4:85243840 [ 888.248158][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.248185][ T32] INFO: task kworker/0:692:5349 blocked for more than 465 seconds. ** 2 printk messages dropped ** [ 888.248306][ T32] task:kworker/0:692 state:D stack:0 pid:5349 tgid:5349 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.248359][ T32] Workqueue: events bpf_prog_free_deferred [ 888.248400][ T32] Call trace: [ 888.248450][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.248498][ T32] r10:8291a684 r9:eb821d84 r8:00000002 r7:60000113 r6:eb821d8c r5:8569d400 [ 888.248522][ T32] r4:8569d400 [ 888.248552][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.248596][ T32] r5:8569d400 r4:8291a680 [ 888.248642][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.248692][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.248737][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb821e08 [ 888.248759][ T32] r4:00000000 [ 888.248797][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.248834][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.248870][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.248910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85735440 [ 888.248932][ T32] r4:00000000 [ 888.248951][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.249013][ T32] r9:83018005 r8:8569d400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 888.249065][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.249112][ T32] r5:00001000 r4:eb259000 [ 888.249132][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.249186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.249230][ T32] r5:8566378c r4:85663400 [ 888.249273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.249322][ T32] r7:dddced80 r6:83018000 r5:8566378c r4:85736180 [ 888.249344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.249390][ T32] r10:61c88647 r9:8569d400 r8:857361ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.249444][ T32] r4:85736180 [ 888.249487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.249534][ T32] r10:00000000 r9:85736180 r8:80287e08 r7:eb819e60 r6:85736200 r5:8569d400 [ 888.249560][ T32] r4:00000001 [ 888.249582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.249628][ T32] Exception stack(0xeb821fb0 to 0xeb821ff8) [ 888.249681][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 888.249792][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 888.250129][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.250181][ T32] Workqueue: events bpf_prog_free_deferred [ 888.250222][ T32] Call trace: [ 888.250270][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.250343][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.250395][ T32] r4:00000000 [ 888.250423][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.250464][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.250530][ T32] dd20: d7449000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.250569][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.250614][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.250646][ T32] r5:800f0013 r4:80239bb0 [ 888.250667][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.250706][ T32] r4:82ac21e4 [ 888.250726][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.250766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.250788][ T32] r4:eab2ddc0 [ 888.250806][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.250865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.250916][ T32] r4:00000000 [ 888.250939][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.250984][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.251005][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.251046][ T32] r5:00001000 r4:dfa09000 [ 888.251065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.251103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.251144][ T32] r5:85272b8c r4:85272800 [ 888.251164][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 888.251238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 888.251499][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 7 printk messages dropped ** [ 888.251730][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 3 printk messages dropped ** [ 888.251869][ T32] Call trace: ** 4 printk messages dropped ** [ 888.252023][ T32] r5:8569e000 r4:8291a680 ** 3 printk messages dropped ** [ 888.252181][ T32] r4:00000000 ** 3 printk messages dropped ** [ 888.252340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857358c0 ** 7 printk messages dropped ** [ 888.252613][ T32] r5:85663f8c r4:85663c00 [ 888.252633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.252678][ T32] r7:dddced80 r6:83018000 r5:85663f8c r4:85736280 [ 888.252698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.252742][ T32] r10:61c88647 r9:8569e000 r8:857362ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.252764][ T32] r4:85736280 [ 888.252783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.252839][ T32] r10:00000000 r9:85736280 r8:80287e08 r7:eb821e60 r6:85736300 r5:8569e000 [ 888.252876][ T32] r4:00000001 [ 888.252897][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.252934][ T32] Exception stack(0xeb87dfb0 to 0xeb87dff8) [ 888.252959][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.252987][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.253012][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.253050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.253074][ T32] r4:85735480 [ 888.253347][ T32] INFO: task kworker/0:693:5350 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.253388][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.266927][ T32] Workqueue: events bpf_prog_free_deferred [ 888.267055][ T32] Call trace: [ 888.267096][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.267153][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 2 printk messages dropped ** [ 888.267278][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 888.267504][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 888.267741][ T32] r4:00000000 ** 6 printk messages dropped ** [ 888.268016][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 888.268320][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 5 printk messages dropped ** [ 888.268499][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 888.268969][ T32] r10:8291a684 r9:eb89dd84 r8:00000002 r7:60000013 r6:eb89dd8c r5:8569ec00 ** 8 printk messages dropped ** [ 888.269400][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 888.269843][ T32] r5:85663b8c r4:85663800 [ 888.269866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.269912][ T32] r7:dddced80 r6:83018000 r5:85663b8c r4:85736380 ** 4 printk messages dropped ** [ 888.270063][ T32] r10:00000000 r9:85736380 r8:80287e08 r7:eb87de60 r6:85736400 r5:8569ec00 ** 9 printk messages dropped ** [ 888.270870][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 888.271438][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 888.271618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 888.272051][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 5 printk messages dropped ** [ 888.272290][ T32] r4:00000001 [ 888.272309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.272355][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.272382][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.272455][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.272487][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.272516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.272560][ T32] r4:85243840 [ 888.272586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.272631][ T32] INFO: task kworker/0:695:5354 blocked for more than 465 seconds. [ 888.272661][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.272704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.272728][ T32] task:kworker/0:695 state:D stack:0 pid:5354 tgid:5354 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.272772][ T32] Workqueue: events bpf_prog_free_deferred [ 888.272810][ T32] Call trace: [ 888.272838][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.272883][ T32] r10:8291a684 r9:eb891d84 r8:00000002 r7:60000113 r6:eb891d8c r5:85699800 [ 888.272907][ T32] r4:85699800 [ 888.272950][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.273006][ T32] r5:85699800 r4:8291a680 [ 888.273028][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.273075][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.273147][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb891e08 [ 888.273184][ T32] r4:00000000 [ 888.273206][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.273241][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.273285][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.273329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857359c0 [ 888.273351][ T32] r4:00000000 [ 888.273370][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.273431][ T32] r9:83018005 r8:85699800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 888.273468][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.273513][ T32] r5:00001000 r4:eb409000 [ 888.273555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.273605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.293881][ T32] r5:8566c38c r4:8566c000 [ 888.293939][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.294004][ T32] r7:dddced80 r6:83018000 r5:8566c38c r4:85736480 [ 888.294027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.294075][ T32] r10:61c88647 r9:85699800 r8:857364ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.294097][ T32] r4:85736480 [ 888.294117][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.294189][ T32] r10:00000000 r9:85736480 r8:80287e08 r7:eb87de60 r6:85736500 r5:85699800 [ 888.294250][ T32] r4:00000001 [ 888.294274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.294313][ T32] Exception stack(0xeb891fb0 to 0xeb891ff8) [ 888.294341][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.294408][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.294449][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.294479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.294500][ T32] r4:85735880 [ 888.295005][ T32] INFO: task kworker/0:695:5354 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.295059][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.295129][ T32] Workqueue: events bpf_prog_free_deferred [ 888.295174][ T32] Call trace: [ 888.295204][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 888.295315][ T32] r4:00000000 ** 4 printk messages dropped ** [ 888.295501][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 888.295874][ T32] r4:00000000 ** 5 printk messages dropped ** [ 888.296103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 888.296433][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 888.296754][ T32] INFO: task kworker/0:696:5356 blocked for more than 465 seconds. ** 8 printk messages dropped ** [ 888.297134][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 888.297583][ T32] r4:00000000 ** 5 printk messages dropped ** [ 888.297817][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.297870][ T32] r5:8566c78c r4:8566c400 ** 3 printk messages dropped ** [ 888.298056][ T32] r10:61c88647 r9:856a0000 r8:857365ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 888.298376][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 888.298949][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 10 printk messages dropped ** [ 888.299396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 7 printk messages dropped ** [ 888.299687][ T32] r5:00001000 r4:dfa09000 ** 6 printk messages dropped ** [ 888.300051][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 888.300473][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 888.300754][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 888.301019][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 888.301447][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 888.301569][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.301618][ T32] r5:8566cb8c r4:8566c800 [ 888.301657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.301725][ T32] r7:dddced80 r6:83018000 r5:8566cb8c r4:85736680 [ 888.301780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.301855][ T32] r10:61c88647 r9:856a0c00 r8:857366ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.301885][ T32] r4:85736680 [ 888.301904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.301948][ T32] r10:00000000 r9:85736680 r8:80287e08 r7:ec209e60 r6:85736700 r5:856a0c00 [ 888.301992][ T32] r4:00000001 [ 888.302039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.302077][ T32] Exception stack(0xec20dfb0 to 0xec20dff8) [ 888.302123][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.302183][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.302212][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.302241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.302264][ T32] r4:85735cc0 [ 888.302533][ T32] INFO: task kworker/0:697:5358 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.302568][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.302638][ T32] Workqueue: events bpf_prog_free_deferred [ 888.302726][ T32] Call trace: [ 888.302792][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.302846][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.302926][ T32] r4:00000000 [ 888.302949][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.302997][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.303048][ T32] dd20: d7b33000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.303084][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.303122][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.303174][ T32] r5:800f0013 r4:80239bb0 [ 888.303197][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.303237][ T32] r4:82ac21e4 [ 888.303257][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.303297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.303320][ T32] r4:eab2ddc0 [ 888.303349][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.303392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.303441][ T32] r4:00000000 [ 888.303506][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.303559][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.303661][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.329209][ T32] r5:00001000 r4:dfa09000 [ 888.329254][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.329325][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.329385][ T32] r5:85272b8c r4:85272800 [ 888.329437][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.329489][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 888.329530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.329599][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.329625][ T32] r4:85249480 [ 888.329667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.329746][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.329772][ T32] r4:00000001 [ 888.329792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.329830][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.329859][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.329907][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.329937][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.329966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.330050][ T32] r4:85243840 [ 888.330076][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.330116][ T32] INFO: task kworker/0:698:5360 blocked for more than 465 seconds. [ 888.330148][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.330171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.330211][ T32] task:kworker/0:698 state:D stack:0 pid:5360 tgid:5360 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.330287][ T32] Workqueue: events bpf_prog_free_deferred [ 888.330332][ T32] Call trace: [ 888.330368][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.330426][ T32] r10:8291a684 r9:ec211d84 r8:00000002 r7:60000113 r6:ec211d8c r5:856a1800 [ 888.330473][ T32] r4:856a1800 [ 888.330518][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.330583][ T32] r5:856a1800 r4:8291a680 [ 888.330612][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 888.330715][ T32] r4:00000000 ** 6 printk messages dropped ** [ 888.331001][ T32] r9:83018005 r8:856a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 4 printk messages dropped ** [ 888.331184][ T32] r5:8566cf8c r4:8566cc00 ** 1 printk messages dropped ** [ 888.331253][ T32] r7:dddced80 r6:83018000 r5:8566cf8c r4:85736780 ** 6 printk messages dropped ** [ 888.331473][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 888.332226][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 888.332551][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 9 printk messages dropped ** [ 888.332966][ T32] r4:00000000 ** 5 printk messages dropped ** [ 888.333281][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 888.346022][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 10 printk messages dropped ** [ 888.346406][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 888.346702][ T32] r4:856a2400 [ 888.346722][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.346764][ T32] r5:856a2400 r4:8291a680 [ 888.346784][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.346821][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.346886][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec215e08 [ 888.346937][ T32] r4:00000000 [ 888.346976][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.347012][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.347049][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.347108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85727bc0 [ 888.347142][ T32] r4:00000000 [ 888.347180][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.347229][ T32] r9:83018005 r8:856a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 888.347260][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.347305][ T32] r5:00001000 r4:eb489000 [ 888.347357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.347401][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.347448][ T32] r5:8566d38c r4:8566d000 [ 888.347487][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.347537][ T32] r7:dddced80 r6:83018000 r5:8566d38c r4:85736880 [ 888.347567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.347621][ T32] r10:61c88647 r9:856a2400 r8:857368ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.347663][ T32] r4:85736880 [ 888.347687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.347738][ T32] r10:00000000 r9:85736880 r8:80287e08 r7:ec211e60 r6:85736900 r5:856a2400 [ 888.347762][ T32] r4:00000001 [ 888.347805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.347843][ T32] Exception stack(0xec215fb0 to 0xec215ff8) [ 888.347869][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.347917][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.347960][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.347992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.348014][ T32] r4:85735e00 [ 888.348507][ T32] INFO: task kworker/0:699:5362 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.348557][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.348663][ T32] Workqueue: events bpf_prog_free_deferred [ 888.348710][ T32] Call trace: [ 888.348766][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.348818][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.348851][ T32] r4:00000000 [ 888.348893][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.348964][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.348995][ T32] dd20: d8688000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.349044][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.349077][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.349101][ T32] r5:800f0013 r4:80239bb0 [ 888.349122][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.349163][ T32] r4:82ac21e4 [ 888.349210][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.349261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.349315][ T32] r4:eab2ddc0 [ 888.349338][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.349379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.349424][ T32] r4:00000000 [ 888.349448][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.349493][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.349534][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.349579][ T32] r5:00001000 r4:dfa09000 [ 888.349621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.349664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.349726][ T32] r5:85272b8c r4:85272800 [ 888.349772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.349821][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 888.349863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.349935][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.349962][ T32] r4:85249480 [ 888.349981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.350027][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.350049][ T32] r4:00000001 [ 888.350088][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.350127][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.350153][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.350182][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.350208][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.350257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.350282][ T32] r4:85243840 [ 888.350321][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.350348][ T32] INFO: task kworker/0:700:5364 blocked for more than 465 seconds. [ 888.350375][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.350397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 888.350684][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 888.351068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8571be40 ** 7 printk messages dropped ** [ 888.351404][ T32] r5:8566d78c r4:8566d400 [ 888.351432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 888.351614][ T32] r4:85736980 ** 4 printk messages dropped ** [ 888.351817][ T32] Exception stack(0xec205fb0 to 0xec205ff8) ** 7 printk messages dropped ** [ 888.352378][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 888.352633][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 888.352868][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 888.353056][ T32] r4:00000000 ** 5 printk messages dropped ** [ 888.353332][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 888.376217][ T32] r4:00000001 ** 8 printk messages dropped ** [ 888.376588][ T32] INFO: task kworker/0:701:5366 blocked for more than 465 seconds. ** 6 printk messages dropped ** [ 888.376899][ T32] r10:8291a684 r9:ec21dd84 r8:00000002 r7:60000113 r6:ec21dd8c r5:856a4800 ** 6 printk messages dropped ** [ 888.377186][ T32] r4:00000000 ** 4 printk messages dropped ** [ 888.377376][ T32] r4:00000000 ** 3 printk messages dropped ** [ 888.377560][ T32] r5:00001000 r4:eb5e9000 ** 2 printk messages dropped ** [ 888.377674][ T32] r5:8566df8c r4:8566dc00 [ 888.377697][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 888.377842][ T32] r4:85736a80 ** 2 printk messages dropped ** [ 888.377985][ T32] r4:00000001 [ 888.378005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.378040][ T32] Exception stack(0xec21dfb0 to 0xec21dff8) [ 888.378088][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.378120][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.378148][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.378177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.378199][ T32] r4:8571b440 [ 888.378716][ T32] INFO: task kworker/0:701:5366 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.378749][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.378849][ T32] Workqueue: events bpf_prog_free_deferred [ 888.378894][ T32] Call trace: [ 888.378922][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.378972][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.378994][ T32] r4:00000000 [ 888.379013][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.379050][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.379087][ T32] dd20: d8db4000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.379118][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.379144][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.379167][ T32] r5:800f0013 r4:80239bb0 [ 888.379207][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.379256][ T32] r4:82ac21e4 [ 888.379286][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.379331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.379354][ T32] r4:eab2ddc0 [ 888.379372][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.379415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.379438][ T32] r4:00000000 [ 888.379457][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.379499][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.379520][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.379559][ T32] r5:00001000 r4:dfa09000 [ 888.379579][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.379617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.379659][ T32] r5:85272b8c r4:85272800 [ 888.379678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.379743][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 888.379787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.379836][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.379860][ T32] r4:85249480 [ 888.379898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.379947][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.379969][ T32] r4:00000001 [ 888.379987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.380041][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.380070][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.380128][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.380158][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.380208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.380243][ T32] r4:85243840 [ 888.380286][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 888.380387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 888.380777][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 888.381263][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 888.381444][ T32] r5:8566db8c r4:8566d800 [ 888.381464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 888.381598][ T32] r10:61c88647 r9:856a5400 r8:85736bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 888.381854][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 888.382472][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 888.382790][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 888.382934][ T32] r4:eab2ddc0 ** 5 printk messages dropped ** [ 888.383145][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 888.399072][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 10 printk messages dropped ** [ 888.399661][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 888.400029][ T32] r4:856a6000 ** 4 printk messages dropped ** [ 888.400475][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec229e08 ** 7 printk messages dropped ** [ 888.401017][ T32] r9:83018005 r8:856a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 ** 4 printk messages dropped ** [ 888.401525][ T32] r5:8566e38c r4:8566e000 ** 1 printk messages dropped ** [ 888.401630][ T32] r7:dddced80 r6:83018000 r5:8566e38c r4:85736c80 ** 5 printk messages dropped ** [ 888.402012][ T32] r4:00000001 ** 4 printk messages dropped ** [ 888.402320][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 888.403159][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 888.417963][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 888.418054][ T32] r4:eab2ddc0 ** 5 printk messages dropped ** [ 888.418289][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 888.418765][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 4 printk messages dropped ** [ 888.418954][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 888.419214][ T32] task:kworker/1:420 state:D stack:0 pid:5372 tgid:5372 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 888.419672][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec22de08 ** 5 printk messages dropped ** [ 888.419840][ T32] r4:00000000 [ 888.419859][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.419902][ T32] r9:83018205 r8:8562e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 888.419944][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.419989][ T32] r5:00001000 r4:eb8c3000 [ 888.420031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.420101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.420183][ T32] r5:847b978c r4:847b9400 [ 888.420205][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.420279][ T32] r7:ddde2d80 r6:83018200 r5:847b978c r4:856fe900 [ 888.420323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.420388][ T32] r10:61c88647 r9:8562e000 r8:856fe92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.420427][ T32] r4:856fe900 [ 888.420472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.420520][ T32] r10:00000000 r9:856fe900 r8:80287e08 r7:eb855e60 r6:856fe980 r5:8562e000 [ 888.420543][ T32] r4:00000001 [ 888.420581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.420620][ T32] Exception stack(0xec22dfb0 to 0xec22dff8) [ 888.420685][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.420717][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.420753][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.420787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.420817][ T32] r4:8573b780 [ 888.421353][ T32] INFO: task kworker/1:420:5372 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.421389][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.421479][ T32] Workqueue: events bpf_prog_free_deferred [ 888.421553][ T32] Call trace: [ 888.421601][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.421654][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.421677][ T32] r4:00000000 [ 888.421707][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.421750][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.421781][ T32] dd20: d92a9000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.421829][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.421868][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.421940][ T32] r5:800f0013 r4:80239bb0 [ 888.421991][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.422040][ T32] r4:82ac21e4 [ 888.422070][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.422114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.422136][ T32] r4:eab2ddc0 [ 888.422155][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.422204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.422250][ T32] r4:00000000 [ 888.422292][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.422354][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.422378][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.422435][ T32] r5:00001000 r4:dfa09000 [ 888.422469][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.422512][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.422554][ T32] r5:85272b8c r4:85272800 [ 888.422574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.422618][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 888.422639][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.422705][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.422775][ T32] r4:85249480 [ 888.422797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.422843][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.422865][ T32] r4:00000001 [ 888.422902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.422940][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.422966][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.422993][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.423060][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.423125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.423174][ T32] r4:85243840 [ 888.423200][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.423248][ T32] INFO: task kworker/0:704:5374 blocked for more than 465 seconds. [ 888.423297][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.423344][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.423394][ T32] task:kworker/0:704 state:D stack:0 pid:5374 tgid:5374 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.423447][ T32] Workqueue: events bpf_prog_free_deferred [ 888.435307][ T32] Call trace: [ 888.435354][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.435423][ T32] r10:8291a684 r9:ec235d84 r8:00000002 r7:60000113 r6:ec235d8c r5:8562c800 [ 888.435449][ T32] r4:8562c800 [ 888.435470][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.435513][ T32] r5:8562c800 r4:8291a680 [ 888.435533][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.435593][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.435644][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec235e08 [ 888.435678][ T32] r4:00000000 [ 888.435719][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.435778][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.435824][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.435866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574d6c0 [ 888.435903][ T32] r4:00000000 [ 888.435936][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.435985][ T32] r9:83018005 r8:8562c800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 888.436021][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.436076][ T32] r5:00001000 r4:eb67f000 [ 888.436098][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.436141][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.436190][ T32] r5:8566e78c r4:8566e400 [ 888.436211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.436260][ T32] r7:dddced80 r6:83018000 r5:8566e78c r4:85736d00 [ 888.436281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.436327][ T32] r10:61c88647 r9:8562c800 r8:85736d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.436368][ T32] r4:85736d00 [ 888.436397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.436449][ T32] r10:00000000 r9:85736d00 r8:80287e08 r7:ec229e60 r6:856fea00 r5:8562c800 [ 888.436472][ T32] r4:00000001 [ 888.436512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.436562][ T32] Exception stack(0xec235fb0 to 0xec235ff8) [ 888.436593][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.436622][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.436657][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.436689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.436711][ T32] r4:8574d540 [ 888.437236][ T32] INFO: task kworker/0:704:5374 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.437271][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.437332][ T32] Workqueue: events bpf_prog_free_deferred [ 888.437394][ T32] Call trace: [ 888.437448][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.437502][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.437554][ T32] r4:00000000 [ 888.437576][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.437643][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.437679][ T32] dd20: d94e0000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.437708][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.437734][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.437757][ T32] r5:800f0013 r4:80239bb0 [ 888.437777][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.437829][ T32] r4:82ac21e4 [ 888.437853][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.437904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.437930][ T32] r4:eab2ddc0 [ 888.437961][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.438004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.438057][ T32] r4:00000000 [ 888.438115][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 888.438376][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 888.438711][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 888.439046][ T32] INFO: task kworker/0:705:5376 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 888.439370][ T32] r4:8562ec00 ** 4 printk messages dropped ** [ 888.439560][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec259e08 ** 8 printk messages dropped ** [ 888.439882][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 888.440054][ T32] r5:8566ef8c r4:8566ec00 ** 3 printk messages dropped ** [ 888.440196][ T32] r10:61c88647 r9:8562ec00 r8:85736dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 888.440436][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 888.441022][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.441045][ T32] r4:00000000 [ 888.441064][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.441101][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.441127][ T32] dd20: d94e0000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.441155][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.441199][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.441223][ T32] r5:800f0013 r4:80239bb0 [ 888.441243][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.441281][ T32] r4:82ac21e4 [ 888.441364][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.441419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.441443][ T32] r4:eab2ddc0 [ 888.441477][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.441553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.441579][ T32] r4:00000000 [ 888.441599][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.441641][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.441687][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.441732][ T32] r5:00001000 r4:dfa09000 [ 888.441773][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.441841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.441892][ T32] r5:85272b8c r4:85272800 [ 888.441934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.441988][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 888.442017][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.442066][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.442098][ T32] r4:85249480 [ 888.442119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.442165][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.442187][ T32] r4:00000001 [ 888.442215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.442253][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.442279][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.442336][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.442407][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.442462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.442487][ T32] r4:85243840 [ 888.442507][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.442532][ T32] INFO: task kworker/0:706:5378 blocked for more than 465 seconds. [ 888.442558][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.442581][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.442622][ T32] task:kworker/0:706 state:D stack:0 pid:5378 tgid:5378 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.442693][ T32] Workqueue: events bpf_prog_free_deferred [ 888.442743][ T32] Call trace: [ 888.442776][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.442823][ T32] r10:8291a684 r9:ec261d84 r8:00000002 r7:60000013 r6:ec261d8c r5:85628c00 [ 888.442846][ T32] r4:85628c00 [ 888.442866][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.442918][ T32] r5:85628c00 r4:8291a680 [ 888.442962][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.443016][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.443086][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec261e08 [ 888.443112][ T32] r4:00000000 [ 888.443132][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.443165][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.443198][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.443249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574d780 [ 888.443274][ T32] r4:00000000 [ 888.443294][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.443357][ T32] r9:83018005 r8:85628c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 888.443402][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.443451][ T32] r5:00001000 r4:eb693000 [ 888.443473][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.443585][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.464161][ T32] r5:8566eb8c r4:8566e800 [ 888.464204][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.464270][ T32] r7:dddced80 r6:83018000 r5:8566eb8c r4:85736e00 [ 888.464294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.464342][ T32] r10:61c88647 r9:85628c00 r8:85736e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.464365][ T32] r4:85736e00 [ 888.464385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.464456][ T32] r10:00000000 r9:85736e00 r8:80287e08 r7:ec259e60 r6:856feb00 r5:85628c00 [ 888.464484][ T32] r4:00000001 [ 888.464530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.464574][ T32] Exception stack(0xec261fb0 to 0xec261ff8) [ 888.464603][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.464665][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.464701][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.464732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.464756][ T32] r4:8574d640 [ 888.465342][ T32] INFO: task kworker/0:706:5378 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.465389][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.465482][ T32] Workqueue: events bpf_prog_free_deferred [ 888.465562][ T32] Call trace: [ 888.465626][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.465682][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.465760][ T32] r4:00000000 [ 888.465785][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.465825][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.465853][ T32] dd20: d9854000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.465883][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.465914][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.465979][ T32] r5:800f0013 r4:80239bb0 [ 888.466011][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.466052][ T32] r4:82ac21e4 [ 888.466140][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.466255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.466282][ T32] r4:eab2ddc0 [ 888.466371][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.466420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.466444][ T32] r4:00000000 [ 888.466563][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.466614][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.466637][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 888.466759][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 888.467118][ T32] r4:00000001 ** 4 printk messages dropped ** [ 888.467252][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 888.467584][ T32] Call trace: ** 6 printk messages dropped ** [ 888.467876][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 888.468454][ T32] r9:83018005 r8:85626c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 4 printk messages dropped ** [ 888.468723][ T32] r5:8566fb8c r4:8566f800 ** 1 printk messages dropped ** [ 888.468787][ T32] r7:dddced80 r6:83018000 r5:8566fb8c r4:85736e80 ** 4 printk messages dropped ** [ 888.468940][ T32] r10:00000000 r9:85736e80 r8:80287e08 r7:ec259e60 r6:856feb80 r5:85626c00 ** 9 printk messages dropped ** [ 888.469518][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 888.470607][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 888.471006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 888.471703][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 4 printk messages dropped ** [ 888.472004][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.472027][ T32] r4:00000001 [ 888.472077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.472156][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.472186][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.472213][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.472321][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.472354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.472379][ T32] r4:85243840 [ 888.472414][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.472495][ T32] INFO: task kworker/0:708:5382 blocked for more than 465 seconds. [ 888.472608][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.472819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.472843][ T32] task:kworker/0:708 state:D stack:0 pid:5382 tgid:5382 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.472982][ T32] Workqueue: events bpf_prog_free_deferred [ 888.473048][ T32] Call trace: [ 888.473181][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.473234][ T32] r10:8291a684 r9:ec271d84 r8:00000002 r7:60000013 r6:ec271d8c r5:8562b000 [ 888.473314][ T32] r4:8562b000 [ 888.473345][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.473389][ T32] r5:8562b000 r4:8291a680 [ 888.473409][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.473561][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.495611][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec271e08 [ 888.495653][ T32] r4:00000000 [ 888.495676][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.495726][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.495794][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.495855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574dac0 [ 888.495883][ T32] r4:00000000 [ 888.495907][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.495955][ T32] r9:83018005 r8:8562b000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 888.496001][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.496051][ T32] r5:00001000 r4:eb6d1000 [ 888.496073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.496201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.496262][ T32] r5:8566f38c r4:8566f000 [ 888.496287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.496340][ T32] r7:dddced80 r6:83018000 r5:8566f38c r4:85736f00 [ 888.496398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.496454][ T32] r10:61c88647 r9:8562b000 r8:85736f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.496497][ T32] r4:85736f00 [ 888.496520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.496579][ T32] r10:00000000 r9:85736f00 r8:80287e08 r7:ec265e60 r6:856fec00 r5:8562b000 [ 888.496662][ T32] r4:00000001 [ 888.496685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.496723][ T32] Exception stack(0xec271fb0 to 0xec271ff8) [ 888.496780][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.496821][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.496877][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.496962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.496989][ T32] r4:8574d980 [ 888.497606][ T32] INFO: task kworker/0:708:5382 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.497646][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.497759][ T32] Workqueue: events bpf_prog_free_deferred [ 888.497837][ T32] Call trace: [ 888.497899][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.497981][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 4 printk messages dropped ** [ 888.498143][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 8 printk messages dropped ** [ 888.498491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 7 printk messages dropped ** [ 888.498846][ T32] r5:85272b8c r4:85272800 ** 4 printk messages dropped ** [ 888.499026][ T32] r4:85249480 ** 4 printk messages dropped ** [ 888.499192][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 4 printk messages dropped ** [ 888.499413][ T32] r4:85243840 ** 5 printk messages dropped ** [ 888.499658][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 888.499819][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 888.500230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574db80 ** 7 printk messages dropped ** [ 888.500508][ T32] r5:8566f78c r4:8566f400 [ 888.500528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 888.500729][ T32] r10:00000000 r9:85736f80 r8:80287e08 r7:ec265e60 r6:856fec80 r5:85626000 ** 7 printk messages dropped ** [ 888.500938][ T32] r4:8574da40 ** 5 printk messages dropped ** [ 888.501696][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 888.502027][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 888.502179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 888.502525][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 4 printk messages dropped ** [ 888.502676][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 888.503013][ T32] INFO: task kworker/0:710:5385 blocked for more than 465 seconds. ** 6 printk messages dropped ** [ 888.503396][ T32] r10:8291a684 r9:ec27dd84 r8:00000002 r7:60000113 r6:ec27dd8c r5:85690c00 ** 8 printk messages dropped ** [ 888.536800][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 888.537113][ T32] r5:00001000 r4:eb71d000 ** 2 printk messages dropped ** [ 888.537275][ T32] r5:8566ff8c r4:8566fc00 [ 888.537296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.537344][ T32] r7:dddced80 r6:83018000 r5:8566ff8c r4:85752000 [ 888.537379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.537469][ T32] r10:61c88647 r9:85690c00 r8:8575202c r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.537496][ T32] r4:85752000 [ 888.537516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.537562][ T32] r10:00000000 r9:85752000 r8:80287e08 r7:ec265e60 r6:856fed00 r5:85690c00 [ 888.537609][ T32] r4:00000001 [ 888.537647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.537688][ T32] Exception stack(0xec27dfb0 to 0xec27dff8) [ 888.537718][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.537747][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.537784][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.537817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.537866][ T32] r4:8574de40 [ 888.538523][ T32] INFO: task kworker/0:710:5385 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.538587][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.538672][ T32] Workqueue: events bpf_prog_free_deferred [ 888.538747][ T32] Call trace: [ 888.538783][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.538835][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.538858][ T32] r4:00000000 [ 888.538905][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.538949][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.538977][ T32] dd20: da352000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.539007][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.539033][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.539082][ T32] r5:800f0013 r4:80239bb0 [ 888.539129][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.539174][ T32] r4:82ac21e4 [ 888.539194][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.539237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.539260][ T32] r4:eab2ddc0 [ 888.539279][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.539320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.539355][ T32] r4:00000000 [ 888.539401][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.539460][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.539484][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.539527][ T32] r5:00001000 r4:dfa09000 [ 888.539574][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.539644][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.539716][ T32] r5:85272b8c r4:85272800 [ 888.539748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.539820][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 888.539846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.539895][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.539957][ T32] r4:85249480 [ 888.539979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.540027][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.540062][ T32] r4:00000001 [ 888.540112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.540151][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.540202][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.540233][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.540288][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.540323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.540345][ T32] r4:85243840 [ 888.540403][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.540438][ T32] INFO: task kworker/0:711:5387 blocked for more than 465 seconds. [ 888.540473][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.540499][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.540547][ T32] task:kworker/0:711 state:D stack:0 pid:5387 tgid:5387 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.540629][ T32] Workqueue: events bpf_prog_free_deferred [ 888.540675][ T32] Call trace: [ 888.540705][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.540778][ T32] r10:8291a684 r9:ec285d84 r8:00000002 r7:60000013 r6:ec285d8c r5:85690000 [ 888.540815][ T32] r4:85690000 [ 888.540860][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.540910][ T32] r5:85690000 r4:8291a680 [ 888.540929][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.540967][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.541010][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec285e08 [ 888.541031][ T32] r4:00000000 [ 888.541050][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.541083][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.541142][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.541214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85759140 [ 888.541239][ T32] r4:00000000 [ 888.541314][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.541389][ T32] r9:83018005 r8:85690000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 888.541421][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.541463][ T32] r5:00001000 r4:eb74b000 [ 888.541509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.541582][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.541628][ T32] r5:8567878c r4:85678400 [ 888.541648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.541693][ T32] r7:dddced80 r6:83018000 r5:8567878c r4:85752080 [ 888.541714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.541759][ T32] r10:61c88647 r9:85690000 r8:857520ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.541809][ T32] r4:85752080 [ 888.541833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.541890][ T32] r10:00000000 r9:85752080 r8:80287e08 r7:ec27de60 r6:856fed80 r5:85690000 [ 888.541917][ T32] r4:00000001 [ 888.541936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.541978][ T32] Exception stack(0xec285fb0 to 0xec285ff8) [ 888.542005][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.542032][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.542085][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.542174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.542226][ T32] r4:8574dc80 [ 888.542589][ T32] INFO: task kworker/0:711:5387 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.542653][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.542771][ T32] Workqueue: events bpf_prog_free_deferred [ 888.542816][ T32] Call trace: [ 888.542846][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.542897][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.542920][ T32] r4:00000000 [ 888.542940][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.542978][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.543005][ T32] dd20: da352000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.543034][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.543078][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.543107][ T32] r5:800f0013 r4:80239bb0 [ 888.543128][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.543169][ T32] r4:82ac21e4 [ 888.543188][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.543246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.543272][ T32] r4:eab2ddc0 [ 888.543291][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.543331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.543380][ T32] r4:00000000 [ 888.543408][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 888.558574][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 888.559198][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 5 printk messages dropped ** [ 888.559497][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 888.559866][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 888.560178][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 888.560623][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 888.560821][ T32] r5:8567838c r4:85678000 [ 888.560847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 888.561051][ T32] r10:61c88647 r9:85693000 r8:8575212c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 888.561437][ T32] r4:8574ddc0 ** 2 printk messages dropped ** [ 888.562189][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 888.562637][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 9 printk messages dropped ** [ 888.563007][ T32] r4:00000000 ** 3 printk messages dropped ** [ 888.563194][ T32] r5:00001000 r4:dfa09000 ** 7 printk messages dropped ** [ 888.563483][ T32] r4:85249480 ** 2 printk messages dropped ** [ 888.575997][ T32] r4:00000001 ** 1 printk messages dropped ** [ 888.576085][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.576126][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.576210][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.576370][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.576408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.576458][ T32] r4:85243840 [ 888.576486][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.576518][ T32] INFO: task kworker/0:713:5392 blocked for more than 465 seconds. [ 888.576562][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.576616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.576667][ T32] task:kworker/0:713 state:D stack:0 pid:5392 tgid:5392 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.576786][ T32] Workqueue: events bpf_prog_free_deferred [ 888.576861][ T32] Call trace: [ 888.576926][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.576979][ T32] r10:8291a684 r9:ec225d84 r8:00000002 r7:60000113 r6:ec225d8c r5:856a6c00 [ 888.577030][ T32] r4:856a6c00 [ 888.577055][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.577110][ T32] r5:856a6c00 r4:8291a680 [ 888.577134][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.577200][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.577244][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec225e08 [ 888.577267][ T32] r4:00000000 [ 888.577286][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.577348][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.577405][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.577476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85759200 [ 888.577530][ T32] r4:00000000 [ 888.577580][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.577659][ T32] r9:83018005 r8:856a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 888.577693][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.577736][ T32] r5:00001000 r4:eb7b9000 [ 888.577757][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.577795][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.577882][ T32] r5:85678b8c r4:85678800 [ 888.577959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.578009][ T32] r7:dddced80 r6:83018000 r5:85678b8c r4:85752180 [ 888.578031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.578094][ T32] r10:61c88647 r9:856a6c00 r8:857521ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.578120][ T32] r4:85752180 [ 888.578139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.578242][ T32] r10:00000000 r9:85752180 r8:80287e08 r7:ec285e60 r6:85752200 r5:856a6c00 [ 888.578293][ T32] r4:00000001 [ 888.578347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.578386][ T32] Exception stack(0xec225fb0 to 0xec225ff8) [ 888.578420][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.578448][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.578474][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.578503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.578526][ T32] r4:85759400 [ 888.579184][ T32] INFO: task kworker/0:713:5392 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.579223][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.579326][ T32] Workqueue: events bpf_prog_free_deferred [ 888.579371][ T32] Call trace: [ 888.579405][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.579490][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.579525][ T32] r4:00000000 [ 888.579545][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.579611][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.579643][ T32] dd20: da79d000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.579673][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.579698][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.579722][ T32] r5:800f0013 r4:80239bb0 [ 888.579767][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.579820][ T32] r4:82ac21e4 [ 888.579842][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.579884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.579932][ T32] r4:eab2ddc0 [ 888.579963][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.580059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.580085][ T32] r4:00000000 [ 888.580105][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.580149][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.580170][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.580210][ T32] r5:00001000 r4:dfa09000 [ 888.580230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.580270][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.580310][ T32] r5:85272b8c r4:85272800 [ 888.580343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.580407][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 888.580439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.580527][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.580555][ T32] r4:85249480 [ 888.580615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.580696][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.580723][ T32] r4:00000001 [ 888.580744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.580857][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.580895][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.580923][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.580961][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.580994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.581018][ T32] r4:85243840 ** 1 printk messages dropped ** [ 888.581097][ T32] INFO: task kworker/0:714:5394 blocked for more than 465 seconds. ** 6 printk messages dropped ** [ 888.581457][ T32] r10:8291a684 r9:ec291d84 r8:00000002 r7:60000013 r6:ec291d8c r5:856a3000 ** 5 printk messages dropped ** [ 888.581685][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec291e08 ** 7 printk messages dropped ** [ 888.582062][ T32] r9:83018005 r8:856a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 888.582123][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.582169][ T32] r5:00001000 r4:eb803000 [ 888.582190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.582279][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.582326][ T32] r5:85678f8c r4:85678c00 [ 888.582346][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.582469][ T32] r7:dddced80 r6:83018000 r5:85678f8c r4:85752280 [ 888.582496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.582544][ T32] r10:61c88647 r9:856a3000 r8:857522ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.582566][ T32] r4:85752280 [ 888.582585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.582630][ T32] r10:00000000 r9:85752280 r8:80287e08 r7:ec225e60 r6:85752300 r5:856a3000 [ 888.582652][ T32] r4:00000001 [ 888.582671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.582705][ T32] Exception stack(0xec291fb0 to 0xec291ff8) [ 888.582731][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.582759][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.582785][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.582812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.582835][ T32] r4:85759240 [ 888.583174][ T32] INFO: task kworker/0:714:5394 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.583207][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.583263][ T32] Workqueue: events bpf_prog_free_deferred [ 888.583336][ T32] Call trace: [ 888.583401][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.583456][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.607213][ T32] r4:00000000 [ 888.607324][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.607403][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.607439][ T32] dd20: dac51000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.607469][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.607567][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.607680][ T32] r5:800f0013 r4:80239bb0 [ 888.607731][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.607783][ T32] r4:82ac21e4 [ 888.607804][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.607847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.607870][ T32] r4:eab2ddc0 [ 888.607992][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.608199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.608403][ T32] r4:00000000 [ 888.608532][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.608617][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.608643][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.608760][ T32] r5:00001000 r4:dfa09000 [ 888.608785][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.608852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.608900][ T32] r5:85272b8c r4:85272800 [ 888.608922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.608970][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 888.609020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.609196][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.609232][ T32] r4:85249480 [ 888.609264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.609311][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.609334][ T32] r4:00000001 [ 888.609354][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.609391][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.609424][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.609452][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.609479][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.609535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.609562][ T32] r4:85243840 [ 888.609587][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.609618][ T32] INFO: task kworker/0:715:5396 blocked for more than 465 seconds. [ 888.609651][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.609732][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.609939][ T32] task:kworker/0:715 state:D stack:0 pid:5396 tgid:5396 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.610020][ T32] Workqueue: events bpf_prog_free_deferred [ 888.610080][ T32] Call trace: [ 888.610179][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.610239][ T32] r10:8291a684 r9:ec219d84 r8:00000002 r7:60000013 r6:ec219d8c r5:84820000 [ 888.610264][ T32] r4:84820000 [ 888.610285][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.610328][ T32] r5:84820000 r4:8291a680 [ 888.610347][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.610385][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.610437][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec219e08 [ 888.610460][ T32] r4:00000000 [ 888.610479][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 888.610655][ T32] r4:00000000 ** 5 printk messages dropped ** [ 888.611018][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.611060][ T32] r5:8567938c r4:85679000 [ 888.611080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.611131][ T32] r7:dddced80 r6:83018000 r5:8567938c r4:85752380 [ 888.611154][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 888.611316][ T32] r10:00000000 r9:85752380 r8:80287e08 r7:ec291e60 r6:85752400 r5:84820000 ** 7 printk messages dropped ** [ 888.611640][ T32] r4:85759240 ** 4 printk messages dropped ** [ 888.612539][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 888.612960][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 888.613439][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 888.625788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 888.626078][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 888.626360][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 888.626598][ T32] r4:84821800 [ 888.626618][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.626660][ T32] r5:84821800 r4:8291a680 [ 888.626681][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.626719][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.626761][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec299e08 [ 888.626784][ T32] r4:00000000 [ 888.626804][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.626849][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.626890][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.626942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857597c0 [ 888.626985][ T32] r4:00000000 [ 888.627006][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.627055][ T32] r9:83018005 r8:84821800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 888.627117][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.627174][ T32] r5:00001000 r4:eb857000 [ 888.627197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.627236][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.627277][ T32] r5:8567978c r4:85679400 [ 888.627296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.627343][ T32] r7:dddced80 r6:83018000 r5:8567978c r4:85752480 [ 888.627390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.627475][ T32] r10:61c88647 r9:84821800 r8:857524ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.627503][ T32] r4:85752480 [ 888.627522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.627566][ T32] r10:00000000 r9:85752480 r8:80287e08 r7:ec219e60 r6:85752500 r5:84821800 [ 888.627588][ T32] r4:00000001 [ 888.627608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.627643][ T32] Exception stack(0xec299fb0 to 0xec299ff8) [ 888.627668][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 888.627695][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.627721][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.627749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.627771][ T32] r4:85759240 [ 888.628443][ T32] INFO: task kworker/0:716:5398 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.628484][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.628572][ T32] Workqueue: events bpf_prog_free_deferred [ 888.628618][ T32] Call trace: [ 888.628677][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.628729][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.628755][ T32] r4:00000000 [ 888.628775][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.628813][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.628840][ T32] dd20: dac51000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.628868][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.628948][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.628976][ T32] r5:800f0013 r4:80239bb0 [ 888.628997][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.629038][ T32] r4:82ac21e4 [ 888.629058][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.629100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.629136][ T32] r4:eab2ddc0 [ 888.629198][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.629247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.629283][ T32] r4:00000000 [ 888.629319][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.629380][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.629411][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.629457][ T32] r5:00001000 r4:dfa09000 [ 888.629477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 888.629576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 888.629953][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 888.630135][ T32] INFO: task kworker/0:717:5400 blocked for more than 465 seconds. ** 6 printk messages dropped ** [ 888.630478][ T32] r10:8291a684 r9:ec29dd84 r8:00000002 r7:60000013 r6:ec29dd8c r5:84823000 [ 888.630502][ T32] r4:84823000 [ 888.630522][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.630563][ T32] r5:84823000 r4:8291a680 [ 888.630583][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.630620][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.630660][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec29de08 [ 888.630682][ T32] r4:00000000 [ 888.630702][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.630748][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.630786][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.630829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85759940 [ 888.630869][ T32] r4:00000000 [ 888.630916][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.630964][ T32] r9:83018005 r8:84823000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 888.630991][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.631033][ T32] r5:00001000 r4:eb869000 [ 888.631053][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.631091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.631165][ T32] r5:85679b8c r4:85679800 [ 888.631202][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.631251][ T32] r7:dddced80 r6:83018000 r5:85679b8c r4:85752580 [ 888.631272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.631317][ T32] r10:61c88647 r9:84823000 r8:857525ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.631356][ T32] r4:85752580 [ 888.631392][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.631463][ T32] r10:00000000 r9:85752580 r8:80287e08 r7:ec299e60 r6:85752600 r5:84823000 [ 888.631498][ T32] r4:00000001 [ 888.631543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.631634][ T32] Exception stack(0xec29dfb0 to 0xec29dff8) [ 888.631692][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.631724][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.631752][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.631782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.631805][ T32] r4:85759780 [ 888.632233][ T32] INFO: task kworker/0:717:5400 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.632271][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.632387][ T32] Workqueue: events bpf_prog_free_deferred [ 888.632437][ T32] Call trace: [ 888.632482][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.632533][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.632556][ T32] r4:00000000 [ 888.632617][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.632664][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.632693][ T32] dd20: dac51000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.632721][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.632746][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.632771][ T32] r5:800f0013 r4:80239bb0 [ 888.632791][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 888.632965][ T32] r4:eab2ddc0 ** 5 printk messages dropped ** [ 888.633233][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 888.656084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 888.656413][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 888.656695][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 888.657109][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 888.657497][ T32] r9:83018005 r8:84822400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 ** 4 printk messages dropped ** [ 888.657764][ T32] r5:85679f8c r4:85679c00 [ 888.657815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 888.657994][ T32] r10:61c88647 r9:84822400 r8:857526ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 888.658366][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 888.659467][ T32] Call trace: ** 4 printk messages dropped ** [ 888.659673][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 888.659905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 6 printk messages dropped ** [ 888.660672][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 888.661254][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 888.661631][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 888.661824][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.661954][ T32] INFO: task kworker/0:719:5404 blocked for more than 465 seconds. [ 888.662091][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.662120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.662160][ T32] task:kworker/0:719 state:D stack:0 pid:5404 tgid:5404 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.662214][ T32] Workqueue: events bpf_prog_free_deferred [ 888.662285][ T32] Call trace: [ 888.662316][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.662363][ T32] r10:8291a684 r9:ec2a9d84 r8:00000002 r7:60000013 r6:ec2a9d8c r5:84823c00 [ 888.662385][ T32] r4:84823c00 [ 888.662439][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.662575][ T32] r5:84823c00 r4:8291a680 [ 888.662990][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.663150][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.663215][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2a9e08 [ 888.663294][ T32] r4:00000000 [ 888.663324][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.663400][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.663438][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.683476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85759e00 [ 888.684145][ T32] r4:00000000 [ 888.684185][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.684285][ T32] r9:83018005 r8:84823c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 888.684339][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.684435][ T32] r5:00001000 r4:eb8a1000 [ 888.684465][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.684534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.684637][ T32] r5:8567a38c r4:8567a000 [ 888.684696][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.684749][ T32] r7:dddced80 r6:83018000 r5:8567a38c r4:85752780 [ 888.684773][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.684821][ T32] r10:61c88647 r9:84823c00 r8:857527ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.684844][ T32] r4:85752780 [ 888.684865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.684911][ T32] r10:00000000 r9:85752780 r8:80287e08 r7:ec2a5e60 r6:85752800 r5:84823c00 [ 888.684934][ T32] r4:00000001 [ 888.684996][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.685039][ T32] Exception stack(0xec2a9fb0 to 0xec2a9ff8) [ 888.685069][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 888.685099][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.685125][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.685197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.685241][ T32] r4:85759b80 [ 888.685911][ T32] INFO: task kworker/0:719:5404 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.685954][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.686024][ T32] Workqueue: events bpf_prog_free_deferred [ 888.686073][ T32] Call trace: [ 888.686118][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.686175][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.686200][ T32] r4:00000000 [ 888.686252][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.686296][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.686324][ T32] dd20: db2bd000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.686353][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.686407][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.686435][ T32] r5:800f0013 r4:80239bb0 [ 888.686485][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.686560][ T32] r4:82ac21e4 [ 888.686581][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.686623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.686673][ T32] r4:eab2ddc0 [ 888.686697][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.686739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.686789][ T32] r4:00000000 [ 888.686865][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.686921][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.686972][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.687031][ T32] r5:00001000 r4:dfa09000 [ 888.687052][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.687093][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.687164][ T32] r5:85272b8c r4:85272800 [ 888.687328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.687380][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 888.687428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.687486][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.687509][ T32] r4:85249480 [ 888.687529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.687574][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.687596][ T32] r4:00000001 [ 888.687617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.687653][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.687679][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.687707][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.687733][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.687761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.687783][ T32] r4:85243840 [ 888.687831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.687882][ T32] INFO: task kworker/0:720:5406 blocked for more than 465 seconds. [ 888.687943][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.687974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.687996][ T32] task:kworker/0:720 state:D stack:0 pid:5406 tgid:5406 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.688060][ T32] Workqueue: events bpf_prog_free_deferred [ 888.688285][ T32] Call trace: [ 888.688325][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 888.688500][ T32] r5:84820c00 r4:8291a680 ** 4 printk messages dropped ** [ 888.688739][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 888.689050][ T32] r5:00001000 r4:eadff000 ** 2 printk messages dropped ** [ 888.689214][ T32] r5:8567b78c r4:8567b400 [ 888.689240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.689287][ T32] r7:dddced80 r6:83018000 r5:8567b78c r4:85752880 [ 888.689392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 888.689537][ T32] r10:00000000 r9:85752880 r8:80287e08 r7:ec2a9e60 r6:85752900 r5:84820c00 ** 7 printk messages dropped ** [ 888.689818][ T32] r4:85759a00 ** 4 printk messages dropped ** [ 888.690635][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 888.690981][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 888.691581][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 888.692291][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 5 printk messages dropped ** [ 888.692511][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 888.692751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.692823][ T32] task:kworker/0:721 state:D stack:0 pid:5407 tgid:5407 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.692902][ T32] Workqueue: events bpf_prog_free_deferred [ 888.692988][ T32] Call trace: [ 888.693023][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.693097][ T32] r10:8291a684 r9:ec2b1d84 r8:00000002 r7:60000113 r6:ec2b1d8c r5:85692400 [ 888.693130][ T32] r4:85692400 [ 888.693152][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.693218][ T32] r5:85692400 r4:8291a680 [ 888.693238][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.693275][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.693343][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2b1e08 [ 888.693369][ T32] r4:00000000 [ 888.693390][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.693433][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.724519][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.724625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575d080 [ 888.724652][ T32] r4:00000000 [ 888.724674][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.724751][ T32] r9:83018005 r8:85692400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 888.724787][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.724835][ T32] r5:00001000 r4:ec23d000 [ 888.724857][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.724939][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.725147][ T32] r5:8567a78c r4:8567a400 [ 888.725203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.725254][ T32] r7:dddced80 r6:83018000 r5:8567a78c r4:85752980 [ 888.725288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.725367][ T32] r10:61c88647 r9:85692400 r8:857529ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.725398][ T32] r4:85752980 [ 888.725422][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.725468][ T32] r10:00000000 r9:85752980 r8:80287e08 r7:ec2ade60 r6:856fee80 r5:85692400 [ 888.725491][ T32] r4:00000001 [ 888.725538][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.725638][ T32] Exception stack(0xec2b1fb0 to 0xec2b1ff8) [ 888.725730][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.725762][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.725791][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.725849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.725881][ T32] r4:85759a00 [ 888.726518][ T32] INFO: task kworker/0:721:5407 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.726557][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.727004][ T32] Workqueue: events bpf_prog_free_deferred [ 888.727052][ T32] Call trace: [ 888.727082][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.727134][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.727157][ T32] r4:00000000 [ 888.727176][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.727215][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.727243][ T32] dd20: db756000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.727377][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.727413][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.727440][ T32] r5:800f0013 r4:80239bb0 [ 888.727461][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.727503][ T32] r4:82ac21e4 [ 888.727667][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 2 printk messages dropped ** [ 888.727889][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 888.728332][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 5 printk messages dropped ** [ 888.728703][ T32] r4:00000001 ** 4 printk messages dropped ** [ 888.728960][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 888.729161][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.729205][ T32] task:kworker/1:421 state:D stack:0 pid:5410 tgid:5410 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.729253][ T32] Workqueue: events bpf_prog_free_deferred [ 888.729294][ T32] Call trace: [ 888.729375][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.729430][ T32] r10:8291a684 r9:ec2a1d84 r8:00000002 r7:60000113 r6:ec2a1d8c r5:85691800 [ 888.729454][ T32] r4:85691800 [ 888.729474][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.729516][ T32] r5:85691800 r4:8291a680 [ 888.729536][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.729574][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.729616][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2a1e08 [ 888.729638][ T32] r4:00000000 [ 888.729658][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.729693][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.729741][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.729811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ac1f00 [ 888.729837][ T32] r4:00000000 [ 888.729884][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.729970][ T32] r9:83018205 r8:85691800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 888.730001][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.730044][ T32] r5:00001000 r4:eb7e9000 [ 888.730065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.730103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.730145][ T32] r5:856d4b8c r4:856d4800 [ 888.730194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.730269][ T32] r7:ddde2d80 r6:83018200 r5:856d4b8c r4:856fef00 [ 888.730320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.730371][ T32] r10:61c88647 r9:85691800 r8:856fef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.730393][ T32] r4:856fef00 [ 888.730458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.730507][ T32] r10:00000000 r9:856fef00 r8:80287e08 r7:eb855e60 r6:856fef80 r5:85691800 ** 5 printk messages dropped ** [ 888.730670][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 888.731257][ T32] Call trace: ** 4 printk messages dropped ** [ 888.731445][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 888.731712][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 888.731878][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 888.732469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 888.732819][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 4 printk messages dropped ** [ 888.733047][ T32] r4:85243840 ** 3 printk messages dropped ** [ 888.733240][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 888.756754][ T32] r4:85694800 ** 3 printk messages dropped ** [ 888.757076][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 888.757406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575db40 ** 7 printk messages dropped ** [ 888.757806][ T32] r5:8577478c r4:85774400 [ 888.757916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 888.758080][ T32] r10:61c88647 r9:85694800 r8:8576002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 888.758393][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 888.759386][ T32] Call trace: ** 4 printk messages dropped ** [ 888.759615][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 4 printk messages dropped ** [ 888.759837][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 888.760308][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 888.760789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 888.761213][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 888.761636][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 888.761842][ T32] r5:85695400 r4:8291a680 ** 4 printk messages dropped ** [ 888.761982][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 888.762327][ T32] r5:00001000 r4:df95d000 ** 2 printk messages dropped ** [ 888.762463][ T32] r5:8567ab8c r4:8567a800 [ 888.762482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 888.762613][ T32] r10:61c88647 r9:85695400 r8:85752a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 888.762904][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 888.780201][ T32] Call trace: ** 4 printk messages dropped ** [ 888.780458][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 888.780696][ T32] r4:82ac21e4 [ 888.780743][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.780791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.780842][ T32] r4:eab2ddc0 [ 888.780920][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.780964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.781003][ T32] r4:00000000 [ 888.781051][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.781101][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.781137][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.781230][ T32] r5:00001000 r4:dfa09000 [ 888.781284][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.781334][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.781390][ T32] r5:85272b8c r4:85272800 [ 888.781431][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.781490][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 888.781512][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.781560][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.781582][ T32] r4:85249480 [ 888.781602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.781647][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.781670][ T32] r4:00000001 [ 888.781719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.781764][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.781791][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.781865][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.781900][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.781982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.782035][ T32] r4:85243840 [ 888.782087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.782128][ T32] INFO: task kworker/0:723:5416 blocked for more than 465 seconds. [ 888.782180][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.782216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.782241][ T32] task:kworker/0:723 state:D stack:0 pid:5416 tgid:5416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.782326][ T32] Workqueue: events bpf_prog_free_deferred [ 888.782371][ T32] Call trace: [ 888.782419][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.782498][ T32] r10:8291a684 r9:eb8f9d84 r8:00000002 r7:60000013 r6:eb8f9d8c r5:85696000 [ 888.782525][ T32] r4:85696000 [ 888.782545][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.782588][ T32] r5:85696000 r4:8291a680 [ 888.782607][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.782648][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.782691][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f9e08 [ 888.782715][ T32] r4:00000000 [ 888.782733][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.782767][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.782801][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.782840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575d3c0 [ 888.782888][ T32] r4:00000000 [ 888.782911][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.782956][ T32] r9:83018005 r8:85696000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 888.782993][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.783036][ T32] r5:00001000 r4:dff3d000 [ 888.783066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.783110][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.783153][ T32] r5:8567af8c r4:8567ac00 [ 888.783173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.783218][ T32] r7:dddced80 r6:83018000 r5:8567af8c r4:85752a80 [ 888.783265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.783342][ T32] r10:61c88647 r9:85696000 r8:85752aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.783400][ T32] r4:85752a80 [ 888.783423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.783513][ T32] r10:00000000 r9:85752a80 r8:80287e08 r7:ec2ade60 r6:85760180 r5:85696000 [ 888.794092][ T32] r4:00000001 [ 888.794143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.794237][ T32] Exception stack(0xeb8f9fb0 to 0xeb8f9ff8) [ 888.794275][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 888.794305][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.794377][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.794446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.794501][ T32] r4:8575d280 [ 888.795146][ T32] INFO: task kworker/0:723:5416 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.795185][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.795290][ T32] Workqueue: events bpf_prog_free_deferred [ 888.795349][ T32] Call trace: [ 888.795398][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.795462][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.795516][ T32] r4:00000000 [ 888.795540][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.795581][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.795634][ T32] dd20: dbf60000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.795668][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.795693][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.795722][ T32] r5:800f0013 r4:80239bb0 [ 888.795744][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.795786][ T32] r4:82ac21e4 [ 888.795805][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.795874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.795908][ T32] r4:eab2ddc0 [ 888.795957][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.796003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.796026][ T32] r4:00000000 [ 888.796046][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.796091][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.796113][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.796155][ T32] r5:00001000 r4:dfa09000 [ 888.796202][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.796254][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.796297][ T32] r5:85272b8c r4:85272800 [ 888.796317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.796364][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 888.796401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.796453][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.796476][ T32] r4:85249480 [ 888.796524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.796574][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.796597][ T32] r4:00000001 [ 888.796617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.796652][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 1 printk messages dropped ** [ 888.796751][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 888.797263][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 888.797603][ T32] r5:85696c00 r4:8291a680 ** 4 printk messages dropped ** [ 888.797748][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 888.798237][ T32] r5:8567bb8c r4:8567b800 [ 888.798256][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 888.798379][ T32] r10:61c88647 r9:85696c00 r8:85752b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 888.798710][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 888.799388][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 888.799822][ T32] r4:00000000 ** 4 printk messages dropped ** [ 888.800014][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 888.800271][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 888.800683][ T32] r5:85272b8c r4:85272800 [ 888.800726][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.800780][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 888.800806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.800854][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.800892][ T32] r4:85249480 [ 888.800914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.800960][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.800983][ T32] r4:00000001 [ 888.801014][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.801055][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.801082][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.801150][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.801222][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.801252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.801274][ T32] r4:85243840 [ 888.801295][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.801323][ T32] INFO: task kworker/0:725:5421 blocked for more than 465 seconds. [ 888.801351][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.801375][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.801403][ T32] task:kworker/0:725 state:D stack:0 pid:5421 tgid:5421 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.801474][ T32] Workqueue: events bpf_prog_free_deferred [ 888.801543][ T32] Call trace: [ 888.801585][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.801659][ T32] r10:8291a684 r9:ec2c5d84 r8:00000002 r7:60000113 r6:ec2c5d8c r5:857b0000 [ 888.801685][ T32] r4:857b0000 [ 888.801706][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.801749][ T32] r5:857b0000 r4:8291a680 [ 888.801779][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.801850][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.801895][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2c5e08 [ 888.801917][ T32] r4:00000000 [ 888.801961][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.802000][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.802035][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.802100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575da00 [ 888.802153][ T32] r4:00000000 [ 888.802175][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.802220][ T32] r9:83018005 r8:857b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 888.802269][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.802318][ T32] r5:00001000 r4:eb1b9000 [ 888.802401][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.802501][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.802548][ T32] r5:8577438c r4:85774000 [ 888.802594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.802671][ T32] r7:dddced80 r6:83018000 r5:8577438c r4:85752b80 [ 888.802696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.802769][ T32] r10:61c88647 r9:857b0000 r8:85752bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.802820][ T32] r4:85752b80 [ 888.802843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.802942][ T32] r10:00000000 r9:85752b80 r8:80287e08 r7:ec125e60 r6:85760280 r5:857b0000 [ 888.803046][ T32] r4:00000001 [ 888.803069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.803106][ T32] Exception stack(0xec2c5fb0 to 0xec2c5ff8) [ 888.803142][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.803177][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.803205][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.803233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.803256][ T32] r4:8575d940 [ 888.826535][ T32] INFO: task kworker/0:725:5421 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.826665][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.826772][ T32] Workqueue: events bpf_prog_free_deferred [ 888.826940][ T32] Call trace: [ 888.827105][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.827178][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.827206][ T32] r4:00000000 [ 888.827227][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.827269][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.827402][ T32] dd20: dc277000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.827443][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.827515][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.827543][ T32] r5:800f0013 r4:80239bb0 [ 888.827564][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.827607][ T32] r4:82ac21e4 [ 888.827627][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.827668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.827690][ T32] r4:eab2ddc0 [ 888.827722][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.827779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.827815][ T32] r4:00000000 [ 888.827841][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.827906][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.827932][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.827975][ T32] r5:00001000 r4:dfa09000 [ 888.827996][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.828035][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.828077][ T32] r5:85272b8c r4:85272800 [ 888.828125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 888.828379][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 888.828682][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 888.829076][ T32] Call trace: ** 6 printk messages dropped ** [ 888.829427][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 888.829948][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 888.830171][ T32] r5:8567bf8c r4:8567bc00 ** 2 printk messages dropped ** [ 888.830350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 888.830968][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 888.831891][ T32] Call trace: ** 4 printk messages dropped ** [ 888.832149][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 888.832833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 9 printk messages dropped ** [ 888.833505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 888.857989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.858037][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.858060][ T32] r4:85249480 [ 888.858080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.858125][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.858149][ T32] r4:00000001 [ 888.858169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.858234][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.858268][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.858297][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.858325][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.858355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.858448][ T32] r4:85243840 [ 888.858484][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.858516][ T32] INFO: task kworker/0:727:5424 blocked for more than 465 seconds. [ 888.858549][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.858763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.858792][ T32] task:kworker/0:727 state:D stack:0 pid:5424 tgid:5424 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.858850][ T32] Workqueue: events bpf_prog_free_deferred [ 888.858936][ T32] Call trace: [ 888.859212][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.859268][ T32] r10:8291a684 r9:ec2ddd84 r8:00000002 r7:60000113 r6:ec2ddd8c r5:857b2400 [ 888.859334][ T32] r4:857b2400 [ 888.859358][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.859406][ T32] r5:857b2400 r4:8291a680 [ 888.859428][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.859539][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.859657][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2dde08 [ 888.859691][ T32] r4:00000000 [ 888.859783][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.859896][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.859945][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.859986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576b040 [ 888.860011][ T32] r4:00000000 [ 888.860030][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.860076][ T32] r9:83018005 r8:857b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 888.860099][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.860202][ T32] r5:00001000 r4:eb559000 [ 888.860306][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.860351][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.860418][ T32] r5:8577538c r4:85775000 [ 888.860449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.860537][ T32] r7:dddced80 r6:83018000 r5:8577538c r4:85752c80 [ 888.860562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.860652][ T32] r10:61c88647 r9:857b2400 r8:85752cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.860679][ T32] r4:85752c80 [ 888.860775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.860823][ T32] r10:00000000 r9:85752c80 r8:80287e08 r7:ec2c5e60 r6:85760380 r5:857b2400 [ 888.860882][ T32] r4:00000001 [ 888.860911][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.860947][ T32] Exception stack(0xec2ddfb0 to 0xec2ddff8) [ 888.860974][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.861028][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.861060][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 888.861143][ T32] r4:8575d840 ** 2 printk messages dropped ** [ 888.862108][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 888.862384][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 888.862762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 7 printk messages dropped ** [ 888.863230][ T32] r5:00001000 r4:dfa09000 ** 6 printk messages dropped ** [ 888.877213][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 888.877622][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 888.877865][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 888.878177][ T32] r5:84826000 r4:8291a680 ** 4 printk messages dropped ** [ 888.878807][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 888.879379][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.879432][ T32] r5:85774b8c r4:85774800 ** 2 printk messages dropped ** [ 888.879631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.879679][ T32] r10:61c88647 r9:84826000 r8:85752d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.879700][ T32] r4:85752d00 [ 888.879719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.879763][ T32] r10:00000000 r9:85752d00 r8:80287e08 r7:ec2dde60 r6:85752d80 r5:84826000 [ 888.879784][ T32] r4:00000001 [ 888.879803][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.879856][ T32] Exception stack(0xec2b9fb0 to 0xec2b9ff8) [ 888.879887][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 888.880000][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.880037][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.880095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.880124][ T32] r4:8575da40 [ 888.880828][ T32] INFO: task kworker/0:728:5426 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.880914][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.881141][ T32] Workqueue: events bpf_prog_free_deferred [ 888.881227][ T32] Call trace: [ 888.881377][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.881437][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.881461][ T32] r4:00000000 [ 888.881481][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.881520][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.881547][ T32] dd20: dc667000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.881575][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.881600][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.881623][ T32] r5:800f0013 r4:80239bb0 [ 888.881645][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.881685][ T32] r4:82ac21e4 [ 888.881705][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.881745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.881791][ T32] r4:eab2ddc0 [ 888.881839][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.881913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.881967][ T32] r4:00000000 [ 888.881990][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.882048][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.882074][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.882148][ T32] r5:00001000 r4:dfa09000 [ 888.882174][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.882288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.882342][ T32] r5:85272b8c r4:85272800 [ 888.882362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 888.882763][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 2 printk messages dropped ** [ 888.882859][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.882884][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.882938][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.883055][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.883098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.883122][ T32] r4:85243840 [ 888.883143][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.883169][ T32] INFO: task kworker/1:423:5429 blocked for more than 465 seconds. [ 888.883198][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.883241][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.883293][ T32] task:kworker/1:423 state:D stack:0 pid:5429 tgid:5429 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.883373][ T32] Workqueue: events bpf_prog_free_deferred [ 888.883563][ T32] Call trace: [ 888.905373][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.905518][ T32] r10:8291a684 r9:ec2e1d84 r8:00000002 r7:60000013 r6:ec2e1d8c r5:84824800 [ 888.905548][ T32] r4:84824800 [ 888.905570][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.905614][ T32] r5:84824800 r4:8291a680 [ 888.905634][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.905693][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.905751][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2e1e08 [ 888.905812][ T32] r4:00000000 [ 888.905834][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.905880][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.905929][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.905970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767d00 [ 888.905992][ T32] r4:00000000 [ 888.906011][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.906056][ T32] r9:83018205 r8:84824800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 888.906078][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.906121][ T32] r5:00001000 r4:eb4eb000 [ 888.906140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.906179][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.906263][ T32] r5:847ba38c r4:847ba000 [ 888.906287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.906355][ T32] r7:ddde2d80 r6:83018200 r5:847ba38c r4:85760400 [ 888.906445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.906520][ T32] r10:61c88647 r9:84824800 r8:8576042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.906546][ T32] r4:85760400 [ 888.906566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.906644][ T32] r10:00000000 r9:85760400 r8:80287e08 r7:ec2a1e60 r6:85752e00 r5:84824800 [ 888.906669][ T32] r4:00000001 [ 888.906690][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.906727][ T32] Exception stack(0xec2e1fb0 to 0xec2e1ff8) [ 888.906777][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.906829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.906858][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.906887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.906934][ T32] r4:85767c40 [ 888.907593][ T32] INFO: task kworker/1:423:5429 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.907631][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.907697][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 888.907822][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 7 printk messages dropped ** [ 888.908092][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 888.908434][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 888.908905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 888.909080][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 888.909481][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 888.909783][ T32] r5:84825400 r4:8291a680 ** 4 printk messages dropped ** [ 888.909983][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 888.910269][ T32] r5:00001000 r4:eb4bb000 ** 2 printk messages dropped ** [ 888.910393][ T32] r5:85774f8c r4:85774c00 ** 1 printk messages dropped ** [ 888.910514][ T32] r7:dddced80 r6:83018000 r5:85774f8c r4:85752e80 ** 4 printk messages dropped ** [ 888.910741][ T32] r10:00000000 r9:85752e80 r8:80287e08 r7:ec2dde60 r6:85752f00 r5:84825400 ** 9 printk messages dropped ** [ 888.911438][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 888.912014][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 888.912423][ T32] r5:00001000 r4:dfa09000 ** 8 printk messages dropped ** [ 888.912793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 888.912971][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 888.913356][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 888.934639][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 888.934964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767e00 ** 7 printk messages dropped ** [ 888.935368][ T32] r5:856d438c r4:856d4000 [ 888.935388][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 888.935509][ T32] r10:61c88647 r9:857b8c00 r8:857604ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 888.935798][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 888.936833][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 888.937273][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.937315][ T32] r4:82ac21e4 [ 888.937334][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.937376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 888.937404][ T32] r4:eab2ddc0 [ 888.937424][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.937464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 888.937486][ T32] r4:00000000 [ 888.937528][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.937596][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.937620][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.937661][ T32] r5:00001000 r4:dfa09000 [ 888.937708][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.937751][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.937804][ T32] r5:85272b8c r4:85272800 [ 888.937827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.937875][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 888.937895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.937941][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.937963][ T32] r4:85249480 [ 888.938004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.938054][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.938077][ T32] r4:00000001 [ 888.938117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.938172][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.938235][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.938277][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.938345][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.938377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.938406][ T32] r4:85243840 [ 888.938429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.938457][ T32] INFO: task kworker/0:730:5436 blocked for more than 465 seconds. [ 888.938490][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.938514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.938534][ T32] task:kworker/0:730 state:D stack:0 pid:5436 tgid:5436 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.938579][ T32] Workqueue: events bpf_prog_free_deferred [ 888.938655][ T32] Call trace: [ 888.938685][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.938754][ T32] r10:8291a684 r9:ec30dd84 r8:00000002 r7:60000013 r6:ec30dd8c r5:857b9800 [ 888.938823][ T32] r4:857b9800 [ 888.938862][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.938907][ T32] r5:857b9800 r4:8291a680 [ 888.938926][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.938972][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.939016][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec30de08 [ 888.939082][ T32] r4:00000000 [ 888.939125][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.939184][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.939334][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.939378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576b380 [ 888.939408][ T32] r4:00000000 [ 888.939428][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.939471][ T32] r9:83018005 r8:857b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 888.939492][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.939555][ T32] r5:00001000 r4:eb583000 [ 888.939682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.939745][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.939790][ T32] r5:8577578c r4:85775400 [ 888.939809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.939895][ T32] r7:dddced80 r6:83018000 r5:8577578c r4:85768000 [ 888.939920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.939967][ T32] r10:61c88647 r9:857b9800 r8:8576802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.939990][ T32] r4:85768000 [ 888.940030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.940116][ T32] r10:00000000 r9:85768000 r8:80287e08 r7:ec2dde60 r6:85768080 r5:857b9800 [ 888.940142][ T32] r4:00000001 [ 888.940162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.940261][ T32] Exception stack(0xec30dfb0 to 0xec30dff8) [ 888.940290][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.940338][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.940367][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.940421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.940447][ T32] r4:8576b000 [ 888.940783][ T32] INFO: task kworker/0:730:5436 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.940816][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.940917][ T32] Workqueue: events bpf_prog_free_deferred [ 888.940964][ T32] Call trace: [ 888.941080][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.941187][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 5 printk messages dropped ** [ 888.941442][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 888.941696][ T32] r4:eab2ddc0 ** 4 printk messages dropped ** [ 888.941950][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 10 printk messages dropped ** [ 888.942476][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 888.942721][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 888.942925][ T32] task:kworker/1:425 state:D stack:0 pid:5437 tgid:5437 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 888.943412][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 888.979187][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 888.979452][ T32] r5:856d478c r4:856d4400 [ 888.979482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 888.979743][ T32] r10:00000000 r9:85760500 r8:80287e08 r7:ec2a1e60 r6:85760580 r5:857ba400 ** 7 printk messages dropped ** [ 888.980090][ T32] r4:85767d80 ** 2 printk messages dropped ** [ 888.980895][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 888.981251][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 7 printk messages dropped ** [ 888.981600][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 888.981685][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.981750][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 888.981781][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.981847][ T32] r5:00001000 r4:dfa09000 [ 888.981876][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.981916][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.981957][ T32] r5:85272b8c r4:85272800 [ 888.981999][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.982052][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 888.982095][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.982176][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.982226][ T32] r4:85249480 [ 888.982249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.982295][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 888.982318][ T32] r4:00000001 [ 888.982336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.982392][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 888.982448][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.982482][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.982529][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.982560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.982582][ T32] r4:85243840 [ 888.982605][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.982634][ T32] INFO: task kworker/0:731:5439 blocked for more than 466 seconds. [ 888.982668][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.982693][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.982713][ T32] task:kworker/0:731 state:D stack:0 pid:5439 tgid:5439 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.982805][ T32] Workqueue: events bpf_prog_free_deferred [ 888.982879][ T32] Call trace: [ 888.982911][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 888.982963][ T32] r10:8291a684 r9:ec2e9d84 r8:00000002 r7:60000013 r6:ec2e9d8c r5:857b3c00 [ 888.983018][ T32] r4:857b3c00 [ 888.983043][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 888.983109][ T32] r5:857b3c00 r4:8291a680 [ 888.983161][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.983208][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 888.983271][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2e9e08 [ 888.983302][ T32] r4:00000000 [ 888.983322][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 888.983379][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.983496][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.990983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576b000 [ 888.991031][ T32] r4:00000000 [ 888.991078][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 888.991156][ T32] r9:83018005 r8:857b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 888.991180][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.991227][ T32] r5:00001000 r4:eb5a5000 [ 888.991258][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.991301][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.991344][ T32] r5:85775b8c r4:85775800 [ 888.991364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.991420][ T32] r7:dddced80 r6:83018000 r5:85775b8c r4:85768100 [ 888.991464][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.991516][ T32] r10:61c88647 r9:857b3c00 r8:8576812c r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.991538][ T32] r4:85768100 [ 888.991579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.991644][ T32] r10:00000000 r9:85768100 r8:80287e08 r7:ec30de60 r6:85760600 r5:857b3c00 [ 888.991671][ T32] r4:00000001 [ 888.991691][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.991756][ T32] Exception stack(0xec2e9fb0 to 0xec2e9ff8) [ 888.991810][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 888.991847][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.991875][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.991922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.991949][ T32] r4:8576b340 [ 888.992591][ T32] INFO: task kworker/0:731:5439 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 888.992649][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.992782][ T32] Workqueue: events bpf_prog_free_deferred [ 888.992867][ T32] Call trace: [ 888.992911][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 888.992983][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 888.993031][ T32] r4:00000000 [ 888.993054][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.993094][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 888.993143][ T32] dd20: dd8ae000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 888.993212][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 888.993239][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 888.993266][ T32] r5:800f0013 r4:80239bb0 [ 888.993310][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.993366][ T32] r4:82ac21e4 [ 888.993420][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.000087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 1 printk messages dropped ** [ 889.000192][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 889.000679][ T32] r5:85272b8c r4:85272800 ** 5 printk messages dropped ** [ 889.000900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 889.001203][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 889.001438][ T32] task:kworker/0:732 state:D stack:0 pid:5441 tgid:5441 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 889.002098][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec345e08 ** 9 printk messages dropped ** [ 889.002464][ T32] r5:00001000 r4:eb8d1000 ** 2 printk messages dropped ** [ 889.002575][ T32] r5:8577638c r4:85776000 ** 1 printk messages dropped ** [ 889.002655][ T32] r7:dddced80 r6:83018000 r5:8577638c r4:85768180 ** 4 printk messages dropped ** [ 889.002826][ T32] r10:00000000 r9:85768180 r8:80287e08 r7:ec2e9e60 r6:85760680 r5:857b1800 ** 9 printk messages dropped ** [ 889.017018][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 889.017715][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 889.018209][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 ** 6 printk messages dropped ** [ 889.018539][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 889.018898][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 1 printk messages dropped ** [ 889.018977][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.019026][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.019057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.019092][ T32] r4:85243840 [ 889.019117][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.019169][ T32] INFO: task kworker/0:733:5442 blocked for more than 466 seconds. [ 889.019206][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.019232][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.019252][ T32] task:kworker/0:733 state:D stack:0 pid:5442 tgid:5442 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.019298][ T32] Workqueue: events bpf_prog_free_deferred [ 889.019357][ T32] Call trace: [ 889.019421][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.019534][ T32] r10:8291a684 r9:ec349d84 r8:00000002 r7:60000013 r6:ec349d8c r5:857b5400 [ 889.019561][ T32] r4:857b5400 [ 889.019581][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.019665][ T32] r5:857b5400 r4:8291a680 [ 889.019688][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.019747][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.019794][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec349e08 [ 889.019817][ T32] r4:00000000 [ 889.019835][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.019878][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.019915][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.019956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576b500 [ 889.019979][ T32] r4:00000000 [ 889.019998][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.020041][ T32] r9:83018005 r8:857b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 889.020062][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.020102][ T32] r5:00001000 r4:eb78b000 [ 889.020122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.020161][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.020201][ T32] r5:85775f8c r4:85775c00 [ 889.020242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.020304][ T32] r7:dddced80 r6:83018000 r5:85775f8c r4:85768200 [ 889.020336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.020407][ T32] r10:61c88647 r9:857b5400 r8:8576822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.020435][ T32] r4:85768200 [ 889.020485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.020533][ T32] r10:00000000 r9:85768200 r8:80287e08 r7:ec345e60 r6:85760700 r5:857b5400 [ 889.020557][ T32] r4:00000001 [ 889.020575][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.020611][ T32] Exception stack(0xec349fb0 to 0xec349ff8) [ 889.020637][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 889.020664][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.020689][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.020738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.020769][ T32] r4:8576b400 [ 889.021272][ T32] INFO: task kworker/0:733:5442 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.021307][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.021409][ T32] Workqueue: events bpf_prog_free_deferred [ 889.021470][ T32] Call trace: [ 889.021524][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.021575][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.021619][ T32] r4:00000000 [ 889.021661][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.021712][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.021742][ T32] dd20: dde71000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.021771][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.021795][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.021839][ T32] r5:800f0013 r4:80239bb0 [ 889.021864][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.021904][ T32] r4:82ac21e4 [ 889.021944][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.021999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.022023][ T32] r4:eab2ddc0 [ 889.022042][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.022090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.022116][ T32] r4:00000000 [ 889.022202][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.022249][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.022271][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.022312][ T32] r5:00001000 r4:dfa09000 [ 889.022331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.022370][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.022418][ T32] r5:85272b8c r4:85272800 [ 889.022439][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.022486][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.022506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 889.022821][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 889.023083][ T32] INFO: task kworker/1:426:5446 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 889.044072][ T32] r4:857b6000 ** 4 printk messages dropped ** [ 889.044284][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2f5e08 ** 11 printk messages dropped ** [ 889.044786][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 889.044921][ T32] r7:ddde2d80 r6:83018200 r5:856d578c r4:85760780 ** 4 printk messages dropped ** [ 889.045118][ T32] r10:00000000 r9:85760780 r8:80287e08 r7:ec2a1e60 r6:85760800 r5:857b6000 [ 889.045140][ T32] r4:00000001 [ 889.045204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.045253][ T32] Exception stack(0xec2f5fb0 to 0xec2f5ff8) [ 889.045308][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 889.045343][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.045386][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.045423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.045467][ T32] r4:84ac1f40 [ 889.046120][ T32] INFO: task kworker/1:426:5446 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.046159][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.046251][ T32] Workqueue: events bpf_prog_free_deferred [ 889.046298][ T32] Call trace: [ 889.046371][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.046430][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.046453][ T32] r4:00000000 [ 889.046472][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.046532][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.046584][ T32] dd20: de37a000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.046637][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.046665][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.046691][ T32] r5:800f0013 r4:80239bb0 [ 889.046711][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.046772][ T32] r4:82ac21e4 [ 889.046827][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.046892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.046940][ T32] r4:eab2ddc0 [ 889.046981][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.047023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.047045][ T32] r4:00000000 [ 889.047064][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.047107][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.047137][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.047202][ T32] r5:00001000 r4:dfa09000 [ 889.047227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.047283][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.047327][ T32] r5:85272b8c r4:85272800 [ 889.047348][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.047394][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.047419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.047464][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.047507][ T32] r4:85249480 [ 889.047530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.047577][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.047599][ T32] r4:00000001 [ 889.047640][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.047699][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 1 printk messages dropped ** [ 889.047813][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 889.048294][ T32] Workqueue: events bpf_prog_free_deferred [ 889.048369][ T32] Call trace: [ 889.048410][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.048480][ T32] r10:8291a684 r9:ec341d84 r8:00000002 r7:60000113 r6:ec341d8c r5:857b6c00 [ 889.048507][ T32] r4:857b6c00 [ 889.048548][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.048660][ T32] r5:857b6c00 r4:8291a680 [ 889.048705][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.048766][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.048812][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec341e08 [ 889.048836][ T32] r4:00000000 [ 889.048856][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.048911][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.048949][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.048997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580eb40 [ 889.049049][ T32] r4:00000000 [ 889.049071][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.049115][ T32] r9:83018205 r8:857b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 889.049136][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.049199][ T32] r5:00001000 r4:eb045000 [ 889.049220][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.049259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.049299][ T32] r5:856d538c r4:856d5000 [ 889.049320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.049373][ T32] r7:ddde2d80 r6:83018200 r5:856d538c r4:85760880 [ 889.049403][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.049460][ T32] r10:61c88647 r9:857b6c00 r8:857608ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.049485][ T32] r4:85760880 [ 889.049528][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.049575][ T32] r10:00000000 r9:85760880 r8:80287e08 r7:ec2f5e60 r6:85760900 r5:857b6c00 [ 889.049598][ T32] r4:00000001 [ 889.049631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.049668][ T32] Exception stack(0xec341fb0 to 0xec341ff8) [ 889.049694][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.049721][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.049748][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.049798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.049823][ T32] r4:85767740 [ 889.050170][ T32] INFO: task kworker/1:427:5447 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.050204][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 889.050536][ T32] r4:00000000 ** 4 printk messages dropped ** [ 889.050696][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 889.050951][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 889.051250][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 889.051586][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 5 printk messages dropped ** [ 889.051780][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 889.052090][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 889.052459][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 889.052799][ T32] r9:83018005 r8:857b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 ** 4 printk messages dropped ** [ 889.052965][ T32] r5:85776b8c r4:85776800 ** 1 printk messages dropped ** [ 889.053029][ T32] r7:dddced80 r6:83018000 r5:85776b8c r4:85768280 ** 8 printk messages dropped ** [ 889.053377][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 889.076722][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 889.077130][ T32] r4:00000000 ** 4 printk messages dropped ** [ 889.077407][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 889.077758][ T32] r4:00000000 ** 5 printk messages dropped ** [ 889.078004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 889.078265][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 889.078683][ T32] INFO: task kworker/0:735:5450 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 889.079022][ T32] r4:857b3000 ** 3 printk messages dropped ** [ 889.079275][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 889.079678][ T32] r9:83018005 r8:857b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 4 printk messages dropped ** [ 889.079863][ T32] r5:8577678c r4:85776400 [ 889.079904][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.079953][ T32] r7:dddced80 r6:83018000 r5:8577678c r4:85768300 [ 889.079974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.080021][ T32] r10:61c88647 r9:857b3000 r8:8576832c r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.080043][ T32] r4:85768300 [ 889.080061][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.080126][ T32] r10:00000000 r9:85768300 r8:80287e08 r7:ec34de60 r6:85760a00 r5:857b3000 [ 889.080151][ T32] r4:00000001 [ 889.080170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.080205][ T32] Exception stack(0xec351fb0 to 0xec351ff8) [ 889.080230][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.080258][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.080284][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.080312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.080335][ T32] r4:8576ba40 [ 889.080674][ T32] INFO: task kworker/0:735:5450 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.080737][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.080796][ T32] Workqueue: events bpf_prog_free_deferred [ 889.080862][ T32] Call trace: [ 889.080891][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.080942][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.080986][ T32] r4:00000000 [ 889.081009][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.081049][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.081076][ T32] dd20: de86b000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.081104][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.081138][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.081211][ T32] r5:800f0013 r4:80239bb0 [ 889.081243][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.081306][ T32] r4:82ac21e4 [ 889.081329][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.081413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.081440][ T32] r4:eab2ddc0 [ 889.081461][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.081530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.081555][ T32] r4:00000000 [ 889.081575][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.081618][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.081650][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.081694][ T32] r5:00001000 r4:dfa09000 [ 889.081715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.081777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.081822][ T32] r5:85272b8c r4:85272800 [ 889.081844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.081919][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.081975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.082025][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.082049][ T32] r4:85249480 [ 889.082068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.082159][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.082196][ T32] r4:00000001 [ 889.082217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.082253][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.082278][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.082327][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.082365][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.082430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.082464][ T32] r4:85243840 [ 889.082487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.082534][ T32] INFO: task kworker/0:736:5453 blocked for more than 466 seconds. [ 889.082594][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.082641][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.082691][ T32] task:kworker/0:736 state:D stack:0 pid:5453 tgid:5453 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.082789][ T32] Workqueue: events bpf_prog_free_deferred [ 889.082836][ T32] Call trace: [ 889.082866][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.082912][ T32] r10:8291a684 r9:ec35dd84 r8:00000002 r7:60000013 r6:ec35dd8c r5:85630000 [ 889.082935][ T32] r4:85630000 [ 889.082977][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.083036][ T32] r5:85630000 r4:8291a680 [ 889.083067][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.083112][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.083169][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec35de08 [ 889.083196][ T32] r4:00000000 [ 889.083236][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.083274][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.083307][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.083347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576bb00 [ 889.083368][ T32] r4:00000000 [ 889.083387][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.083438][ T32] r9:83018005 r8:85630000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.083515][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.104221][ T32] r5:00001000 r4:ec127000 [ 889.104267][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.104336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.104402][ T32] r5:85776f8c r4:85776c00 [ 889.104435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.104530][ T32] r7:dddced80 r6:83018000 r5:85776f8c r4:85768380 [ 889.104557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.104606][ T32] r10:61c88647 r9:85630000 r8:857683ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.104649][ T32] r4:85768380 [ 889.104694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.104765][ T32] r10:00000000 r9:85768380 r8:80287e08 r7:ec34de60 r6:85760a80 r5:85630000 [ 889.104791][ T32] r4:00000001 [ 889.104811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.104849][ T32] Exception stack(0xec35dfb0 to 0xec35dff8) [ 889.104902][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.104944][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.104995][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.105033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.105055][ T32] r4:8576ba00 ** 1 printk messages dropped ** [ 889.105782][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 889.106298][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.106322][ T32] r5:800f0013 r4:80239bb0 [ 889.106352][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.106422][ T32] r4:82ac21e4 [ 889.106452][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.106495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.106519][ T32] r4:eab2ddc0 [ 889.106539][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.106581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.106603][ T32] r4:00000000 [ 889.106622][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.106667][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.106688][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.106752][ T32] r5:00001000 r4:dfa09000 [ 889.106776][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.106815][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.106856][ T32] r5:85272b8c r4:85272800 [ 889.106876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.106921][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.106975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.107033][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.107074][ T32] r4:85249480 [ 889.107098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.107144][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.107166][ T32] r4:00000001 [ 889.107185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.107229][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.107257][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.107285][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.107310][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.107340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.107362][ T32] r4:85243840 [ 889.107382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.107499][ T32] INFO: task kworker/0:737:5455 blocked for more than 466 seconds. [ 889.107541][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.107598][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.107622][ T32] task:kworker/0:737 state:D stack:0 pid:5455 tgid:5455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.107670][ T32] Workqueue: events bpf_prog_free_deferred [ 889.107730][ T32] Call trace: [ 889.107827][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.107910][ T32] r10:8291a684 r9:ec365d84 r8:00000002 r7:60000013 r6:ec365d8c r5:85631800 [ 889.107936][ T32] r4:85631800 [ 889.107967][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.108037][ T32] r5:85631800 r4:8291a680 [ 889.108064][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.108104][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.108176][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec365e08 [ 889.108207][ T32] r4:00000000 [ 889.108226][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.108260][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.108293][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 889.108425][ T32] r9:83018005 r8:85631800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 ** 4 printk messages dropped ** [ 889.108584][ T32] r5:85777b8c r4:85777800 [ 889.108604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.108647][ T32] r7:dddced80 r6:83018000 r5:85777b8c r4:85768480 ** 2 printk messages dropped ** [ 889.108839][ T32] r4:85768480 ** 6 printk messages dropped ** [ 889.109091][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 889.109772][ T32] Workqueue: events bpf_prog_free_deferred [ 889.109843][ T32] Call trace: [ 889.109875][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.109926][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.109949][ T32] r4:00000000 [ 889.109988][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.110043][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.110073][ T32] dd20: deb2e000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.110101][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.110144][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.110171][ T32] r5:800f0013 r4:80239bb0 [ 889.110192][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.110231][ T32] r4:82ac21e4 [ 889.110250][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.110290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.110312][ T32] r4:eab2ddc0 [ 889.110330][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.110370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.110414][ T32] r4:00000000 [ 889.110446][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.110502][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.110525][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.110565][ T32] r5:00001000 r4:dfa09000 [ 889.110608][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.110672][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.110744][ T32] r5:85272b8c r4:85272800 [ 889.110793][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.110842][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.110862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.110931][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.110966][ T32] r4:85249480 [ 889.110988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.111033][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.111055][ T32] r4:00000001 [ 889.111073][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 889.111369][ T32] INFO: task kworker/0:738:5456 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 889.111650][ T32] r4:85632400 ** 4 printk messages dropped ** [ 889.111804][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec369e08 ** 12 printk messages dropped ** [ 889.112297][ T32] r5:8577738c r4:85777000 [ 889.112339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.112402][ T32] r7:dddced80 r6:83018000 r5:8577738c r4:85768400 ** 1 printk messages dropped ** [ 889.112474][ T32] r10:61c88647 r9:85632400 r8:8576842c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 889.112777][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 889.113459][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 889.132834][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 889.133014][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 889.133874][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 889.134013][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.134059][ T32] r4:85249480 [ 889.134083][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.134131][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.134153][ T32] r4:00000001 [ 889.134172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.134229][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.134261][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.134290][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.134339][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.134371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.134421][ T32] r4:85243840 [ 889.134449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.134493][ T32] INFO: task kworker/0:739:5458 blocked for more than 466 seconds. [ 889.134527][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.134565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.134633][ T32] task:kworker/0:739 state:D stack:0 pid:5458 tgid:5458 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.134749][ T32] Workqueue: events bpf_prog_free_deferred [ 889.134796][ T32] Call trace: [ 889.134827][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.134877][ T32] r10:8291a684 r9:ec371d84 r8:00000002 r7:60000113 r6:ec371d8c r5:85633c00 [ 889.134899][ T32] r4:85633c00 [ 889.134940][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.134996][ T32] r5:85633c00 r4:8291a680 [ 889.135028][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.135091][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.135152][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec371e08 [ 889.135179][ T32] r4:00000000 [ 889.135236][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.135295][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.135341][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.135382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576be40 [ 889.135430][ T32] r4:00000000 [ 889.135459][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.135505][ T32] r9:83018005 r8:85633c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 889.135548][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.135594][ T32] r5:00001000 r4:ec19b000 [ 889.135614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.135654][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.135695][ T32] r5:8577778c r4:85777400 [ 889.135715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.135768][ T32] r7:dddced80 r6:83018000 r5:8577778c r4:85768500 [ 889.135793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.135839][ T32] r10:61c88647 r9:85633c00 r8:8576852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.135862][ T32] r4:85768500 [ 889.135894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.135964][ T32] r10:00000000 r9:85768500 r8:80287e08 r7:ec365e60 r6:85760c00 r5:85633c00 [ 889.136010][ T32] r4:00000001 [ 889.136038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.136074][ T32] Exception stack(0xec371fb0 to 0xec371ff8) [ 889.136110][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 889.136191][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 889.137235][ T32] r4:00000000 ** 6 printk messages dropped ** [ 889.137547][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 889.138040][ T32] r5:00001000 r4:dfa09000 ** 5 printk messages dropped ** [ 889.138298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 889.138617][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 889.138851][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 889.139081][ T32] r5:85630c00 r4:8291a680 ** 5 printk messages dropped ** [ 889.139322][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 889.139667][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.139708][ T32] r5:85777f8c r4:85777c00 ** 2 printk messages dropped ** [ 889.139793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 889.140133][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 889.140878][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 10 printk messages dropped ** [ 889.141308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 10 printk messages dropped ** [ 889.141646][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 889.141890][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 8 printk messages dropped ** [ 889.142134][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 889.142568][ T32] r4:85633000 [ 889.142591][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.142666][ T32] r5:85633000 r4:8291a680 [ 889.142707][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.142749][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.142790][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec385e08 [ 889.142814][ T32] r4:00000000 [ 889.142833][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.142866][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.142900][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.142940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857af1c0 [ 889.142962][ T32] r4:00000000 [ 889.142981][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.143023][ T32] r9:83018005 r8:85633000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 889.143044][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.143084][ T32] r5:00001000 r4:ec1c1000 [ 889.143104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.143166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.143214][ T32] r5:8577838c r4:85778000 [ 889.143234][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.143279][ T32] r7:dddced80 r6:83018000 r5:8577838c r4:85768600 [ 889.143309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.143359][ T32] r10:61c88647 r9:85633000 r8:8576862c r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.143381][ T32] r4:85768600 [ 889.143409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.143454][ T32] r10:00000000 r9:85768600 r8:80287e08 r7:ec381e60 r6:85760d00 r5:85633000 [ 889.143526][ T32] r4:00000001 [ 889.170135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.170237][ T32] Exception stack(0xec385fb0 to 0xec385ff8) [ 889.170271][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 889.170323][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.170372][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.170425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.170453][ T32] r4:857af000 [ 889.171096][ T32] INFO: task kworker/0:741:5463 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.171135][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.171240][ T32] Workqueue: events bpf_prog_free_deferred [ 889.171294][ T32] Call trace: [ 889.171325][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.171420][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.171449][ T32] r4:00000000 [ 889.171473][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.171513][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.171542][ T32] dd20: df391000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.171581][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.171610][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.171658][ T32] r5:800f0013 r4:80239bb0 [ 889.171681][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.171733][ T32] r4:82ac21e4 [ 889.171765][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.171833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.171859][ T32] r4:eab2ddc0 [ 889.171903][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.171948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.171971][ T32] r4:00000000 [ 889.172007][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.172057][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.172079][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.172142][ T32] r5:00001000 r4:dfa09000 [ 889.172166][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.172227][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.172273][ T32] r5:85272b8c r4:85272800 [ 889.172315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.172366][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.172389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.172461][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.172488][ T32] r4:85249480 [ 889.172508][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 889.172656][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 7 printk messages dropped ** [ 889.172955][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 889.173267][ T32] r4:85635400 ** 4 printk messages dropped ** [ 889.186579][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec38de08 ** 6 printk messages dropped ** [ 889.186990][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 889.187211][ T32] r5:85778b8c r4:85778800 ** 1 printk messages dropped ** [ 889.187277][ T32] r7:dddced80 r6:83018000 r5:85778b8c r4:85768680 ** 4 printk messages dropped ** [ 889.187485][ T32] r10:00000000 r9:85768680 r8:80287e08 r7:ec385e60 r6:85760d80 r5:85635400 ** 7 printk messages dropped ** [ 889.187738][ T32] r4:857af180 ** 3 printk messages dropped ** [ 889.188557][ T32] Call trace: ** 4 printk messages dropped ** [ 889.188798][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 889.189083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 7 printk messages dropped ** [ 889.189431][ T32] r5:00001000 r4:dfa09000 ** 6 printk messages dropped ** [ 889.189790][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 889.190255][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 889.190596][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 889.190824][ T32] r5:85634800 r4:8291a680 ** 2 printk messages dropped ** [ 889.190938][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec391e08 ** 9 printk messages dropped ** [ 889.191328][ T32] r5:00001000 r4:ec1d3000 ** 2 printk messages dropped ** [ 889.191493][ T32] r5:8577878c r4:85778400 ** 2 printk messages dropped ** [ 889.191584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 889.191979][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 889.192540][ T32] Call trace: [ 889.192697][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.192748][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.192770][ T32] r4:00000000 [ 889.192789][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.192827][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.192855][ T32] dd20: df7f2000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.192883][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.192907][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.192930][ T32] r5:800f0013 r4:80239bb0 [ 889.193014][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.193057][ T32] r4:82ac21e4 [ 889.193077][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.193163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.193202][ T32] r4:eab2ddc0 [ 889.193231][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.193318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.193406][ T32] r4:00000000 [ 889.193432][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.211726][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.211823][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.211899][ T32] r5:00001000 r4:dfa09000 [ 889.211938][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.211984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.212027][ T32] r5:85272b8c r4:85272800 [ 889.212048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.212096][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.212117][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.212164][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.212197][ T32] r4:85249480 [ 889.212241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.212299][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.212322][ T32] r4:00000001 [ 889.212341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.212401][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.212437][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.212467][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.212494][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.212523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.212544][ T32] r4:85243840 [ 889.212567][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.212597][ T32] INFO: task kworker/0:744:5469 blocked for more than 466 seconds. [ 889.212638][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.212685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.212711][ T32] task:kworker/0:744 state:D stack:0 pid:5469 tgid:5469 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.212791][ T32] Workqueue: events bpf_prog_free_deferred [ 889.212835][ T32] Call trace: [ 889.212891][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.212947][ T32] r10:8291a684 r9:ec39dd84 r8:00000002 r7:60000113 r6:ec39dd8c r5:85636000 [ 889.212970][ T32] r4:85636000 [ 889.212989][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.213031][ T32] r5:85636000 r4:8291a680 [ 889.213052][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.213111][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.213157][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec39de08 [ 889.213203][ T32] r4:00000000 [ 889.213242][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.213281][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.213320][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.213361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576b680 [ 889.213394][ T32] r4:00000000 [ 889.213423][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.226426][ T32] r9:83018005 r8:85636000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 889.226506][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.226575][ T32] r5:00001000 r4:ec3f1000 [ 889.226597][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 889.226681][ T32] r5:8577af8c r4:8577ac00 [ 889.226701][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.226748][ T32] r7:dddced80 r6:83018000 r5:8577af8c r4:85768780 ** 1 printk messages dropped ** [ 889.226815][ T32] r10:61c88647 r9:85636000 r8:857687ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 889.227118][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 889.228186][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 7 printk messages dropped ** [ 889.228430][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 889.228841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 889.229140][ T32] r4:00000001 ** 6 printk messages dropped ** [ 889.229402][ T32] r4:85243840 ** 5 printk messages dropped ** [ 889.229598][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 889.230006][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.230048][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3a5e08 [ 889.230070][ T32] r4:00000000 [ 889.230089][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.230122][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.230188][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.230232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857af540 [ 889.230256][ T32] r4:00000000 [ 889.230275][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.230319][ T32] r9:83018005 r8:8562d400 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 889.230361][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.230412][ T32] r5:00001000 r4:ec1ed000 [ 889.230433][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.230472][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.230514][ T32] r5:85778f8c r4:85778c00 [ 889.230533][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.230578][ T32] r7:dddced80 r6:83018000 r5:85778f8c r4:85768800 [ 889.230620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.230669][ T32] r10:61c88647 r9:8562d400 r8:8576882c r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.230692][ T32] r4:85768800 [ 889.230711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.230754][ T32] r10:00000000 r9:85768800 r8:80287e08 r7:ec39de60 r6:85760f00 r5:8562d400 [ 889.230796][ T32] r4:00000001 [ 889.230819][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.230855][ T32] Exception stack(0xec3a5fb0 to 0xec3a5ff8) [ 889.230882][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 889.230910][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.230935][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.231010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.231055][ T32] r4:857af580 [ 889.231404][ T32] INFO: task kworker/0:745:5471 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.231458][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.231519][ T32] Workqueue: events bpf_prog_free_deferred [ 889.231603][ T32] Call trace: [ 889.231649][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.231703][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.231750][ T32] r4:00000000 [ 889.231773][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.231812][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.231839][ T32] dd20: dffe8000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.231887][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.231936][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.232003][ T32] r5:800f0013 r4:80239bb0 [ 889.232027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.232067][ T32] r4:82ac21e4 [ 889.232110][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.232175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.232201][ T32] r4:eab2ddc0 [ 889.232235][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.232298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.232323][ T32] r4:00000000 [ 889.232343][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.232399][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.232423][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.232468][ T32] r5:00001000 r4:dfa09000 [ 889.232488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.232550][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.232595][ T32] r5:85272b8c r4:85272800 [ 889.232637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.232701][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.232724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.232791][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.232817][ T32] r4:85249480 [ 889.232858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.232908][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.232984][ T32] r4:00000001 [ 889.233026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.233075][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.233104][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.233132][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.233158][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.233208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.233231][ T32] r4:85243840 [ 889.233251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.233277][ T32] INFO: task kworker/0:746:5472 blocked for more than 466 seconds. [ 889.233305][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.233352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 889.244404][ T32] Call trace: ** 6 printk messages dropped ** [ 889.244647][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 889.245043][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 889.245214][ T32] r5:8577938c r4:85779000 ** 2 printk messages dropped ** [ 889.245307][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 889.245696][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 889.246774][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 889.247090][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 889.247388][ T32] r4:00000000 ** 6 printk messages dropped ** [ 889.247679][ T32] r5:85272b8c r4:85272800 ** 2 printk messages dropped ** [ 889.247771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.247818][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.247840][ T32] r4:85249480 [ 889.247859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.247903][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.247948][ T32] r4:00000001 [ 889.247970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.248040][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.248159][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.248193][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.248220][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.248248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.248270][ T32] r4:85243840 [ 889.248305][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.248348][ T32] INFO: task kworker/0:747:5474 blocked for more than 466 seconds. [ 889.248381][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.248425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.248459][ T32] task:kworker/0:747 state:D stack:0 pid:5474 tgid:5474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.248509][ T32] Workqueue: events bpf_prog_free_deferred [ 889.248551][ T32] Call trace: [ 889.248580][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.248666][ T32] r10:8291a684 r9:ec3b1d84 r8:00000002 r7:60000113 r6:ec3b1d8c r5:85638c00 [ 889.248715][ T32] r4:85638c00 [ 889.248768][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.248833][ T32] r5:85638c00 r4:8291a680 [ 889.248858][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.248915][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.248966][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3b1e08 [ 889.248989][ T32] r4:00000000 [ 889.249028][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.249065][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.249121][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.249188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857af780 [ 889.249225][ T32] r4:00000000 [ 889.249249][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.249326][ T32] r9:83018005 r8:85638c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 889.249352][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.249394][ T32] r5:00001000 r4:ec2f9000 [ 889.249420][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.249459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.249510][ T32] r5:8577978c r4:85779400 [ 889.249533][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.249579][ T32] r7:dddced80 r6:83018000 r5:8577978c r4:85768900 [ 889.249620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.249670][ T32] r10:61c88647 r9:85638c00 r8:8576892c r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.249713][ T32] r4:85768900 [ 889.249744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.249792][ T32] r10:00000000 r9:85768900 r8:80287e08 r7:ec39de60 r6:857fc000 r5:85638c00 [ 889.249815][ T32] r4:00000001 [ 889.249833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.249869][ T32] Exception stack(0xec3b1fb0 to 0xec3b1ff8) [ 889.249894][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.249921][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.249946][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.249995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.250042][ T32] r4:857af940 [ 889.250390][ T32] INFO: task kworker/0:747:5474 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.250451][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.250511][ T32] Workqueue: events bpf_prog_free_deferred [ 889.250600][ T32] Call trace: [ 889.250657][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.250710][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.250732][ T32] r4:00000000 ** 3 printk messages dropped ** [ 889.250897][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 8 printk messages dropped ** [ 889.251208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 889.251551][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 7 printk messages dropped ** [ 889.251823][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 7 printk messages dropped ** [ 889.252059][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 889.252307][ T32] r4:85638000 ** 4 printk messages dropped ** [ 889.252473][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3b9e08 ** 9 printk messages dropped ** [ 889.252828][ T32] r5:00001000 r4:ec31f000 ** 2 printk messages dropped ** [ 889.252931][ T32] r5:85779b8c r4:85779800 [ 889.252962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 889.253209][ T32] r10:00000000 r9:85768980 r8:80287e08 r7:ec39de60 r6:857fc080 r5:85638000 ** 10 printk messages dropped ** [ 889.280501][ T32] Workqueue: events bpf_prog_free_deferred [ 889.280580][ T32] Call trace: [ 889.280617][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.280675][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.280727][ T32] r4:00000000 [ 889.280752][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.280809][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.280839][ T32] dd20: e0513000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.280869][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.280894][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.280936][ T32] r5:800f0013 r4:80239bb0 [ 889.280979][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.281026][ T32] r4:82ac21e4 [ 889.281047][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.281088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.281123][ T32] r4:eab2ddc0 [ 889.281146][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.281219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.281243][ T32] r4:00000000 [ 889.281263][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.281308][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.281331][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.281384][ T32] r5:00001000 r4:dfa09000 [ 889.281414][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.281455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.281506][ T32] r5:85272b8c r4:85272800 [ 889.281551][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.281622][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.281647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.281736][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.281763][ T32] r4:85249480 [ 889.281786][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.281833][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.281886][ T32] r4:00000001 [ 889.281910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.281947][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.281972][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.282000][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.282036][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.282067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.282089][ T32] r4:85243840 [ 889.282122][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.282153][ T32] INFO: task kworker/0:749:5478 blocked for more than 466 seconds. [ 889.282186][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.282230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.282254][ T32] task:kworker/0:749 state:D stack:0 pid:5478 tgid:5478 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.282322][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 889.282496][ T32] r4:85639800 ** 4 printk messages dropped ** [ 889.282673][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3c5e08 ** 8 printk messages dropped ** [ 889.282970][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 889.283130][ T32] r5:85779f8c r4:85779c00 [ 889.283151][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.283205][ T32] r7:dddced80 r6:83018000 r5:85779f8c r4:85768a00 ** 2 printk messages dropped ** [ 889.283380][ T32] r4:85768a00 ** 5 printk messages dropped ** [ 889.296708][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 889.297705][ T32] Call trace: ** 6 printk messages dropped ** [ 889.298027][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 9 printk messages dropped ** [ 889.298336][ T32] r4:00000000 ** 6 printk messages dropped ** [ 889.298617][ T32] r5:85272b8c r4:85272800 ** 6 printk messages dropped ** [ 889.298853][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 889.299170][ T32] INFO: task kworker/0:750:5480 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 889.299519][ T32] r4:8563bc00 ** 4 printk messages dropped ** [ 889.299720][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3cde08 ** 8 printk messages dropped ** [ 889.300050][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 889.300217][ T32] r5:8577a38c r4:8577a000 ** 2 printk messages dropped ** [ 889.300331][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 889.300643][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 889.301423][ T32] Call trace: ** 4 printk messages dropped ** [ 889.301624][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 889.302010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 10 printk messages dropped ** [ 889.302481][ T32] r5:85272b8c r4:85272800 [ 889.302513][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.302563][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.302604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.302654][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.302695][ T32] r4:85249480 [ 889.302718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.302764][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.302786][ T32] r4:00000001 [ 889.302835][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.302894][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.302923][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.302951][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.302977][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.303014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.303039][ T32] r4:85243840 [ 889.303081][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.303131][ T32] INFO: task kworker/0:751:5482 blocked for more than 466 seconds. [ 889.303163][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.303187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.303218][ T32] task:kworker/0:751 state:D stack:0 pid:5482 tgid:5482 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.303267][ T32] Workqueue: events bpf_prog_free_deferred [ 889.303326][ T32] Call trace: [ 889.303380][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.303435][ T32] r10:8291a684 r9:ec3e1d84 r8:00000002 r7:60000113 r6:ec3e1d8c r5:8563b000 [ 889.328481][ T32] r4:8563b000 [ 889.328560][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.328633][ T32] r5:8563b000 r4:8291a680 [ 889.328654][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.328694][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.328735][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3e1e08 [ 889.328757][ T32] r4:00000000 [ 889.328790][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.328828][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.328867][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.328908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857afd00 [ 889.328929][ T32] r4:00000000 [ 889.328949][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.329014][ T32] r9:83018005 r8:8563b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 889.329041][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.329105][ T32] r5:00001000 r4:ec3d5000 [ 889.329129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.329195][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.329241][ T32] r5:8577a78c r4:8577a400 [ 889.329262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.329308][ T32] r7:dddced80 r6:83018000 r5:8577a78c r4:85768b00 [ 889.329382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.329442][ T32] r10:61c88647 r9:8563b000 r8:85768b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.329476][ T32] r4:85768b00 [ 889.329509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.329558][ T32] r10:00000000 r9:85768b00 r8:80287e08 r7:ec39de60 r6:857fc200 r5:8563b000 [ 889.329583][ T32] r4:00000001 [ 889.329602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.329639][ T32] Exception stack(0xec3e1fb0 to 0xec3e1ff8) [ 889.329669][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.329697][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.329742][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.329775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.329797][ T32] r4:857afe40 [ 889.330459][ T32] INFO: task kworker/0:751:5482 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.330531][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.330629][ T32] Workqueue: events bpf_prog_free_deferred [ 889.330676][ T32] Call trace: [ 889.330707][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.330759][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.330781][ T32] r4:00000000 [ 889.330800][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.330840][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.330868][ T32] dd20: e1078000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.330897][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.330940][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.330968][ T32] r5:800f0013 r4:80239bb0 [ 889.330989][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.331040][ T32] r4:82ac21e4 [ 889.331063][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.331105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.331127][ T32] r4:eab2ddc0 [ 889.331146][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.331196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.331240][ T32] r4:00000000 [ 889.331276][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.331323][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.331348][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.331390][ T32] r5:00001000 r4:dfa09000 [ 889.331436][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.331485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.331527][ T32] r5:85272b8c r4:85272800 [ 889.331549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.331594][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.331633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.331684][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.331707][ T32] r4:85249480 [ 889.331736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.331793][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.331818][ T32] r4:00000001 [ 889.331837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.331881][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.331910][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.331938][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.331963][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.332000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.332025][ T32] r4:85243840 [ 889.332047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.332086][ T32] INFO: task kworker/0:752:5484 blocked for more than 466 seconds. [ 889.332119][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.332144][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.332165][ T32] task:kworker/0:752 state:D stack:0 pid:5484 tgid:5484 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.332211][ T32] Workqueue: events bpf_prog_free_deferred [ 889.332251][ T32] Call trace: [ 889.332292][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.332343][ T32] r10:8291a684 r9:ec3e9d84 r8:00000002 r7:60000113 r6:ec3e9d8c r5:8563a400 [ 889.332366][ T32] r4:8563a400 [ 889.332385][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.332451][ T32] r5:8563a400 r4:8291a680 [ 889.332495][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.332536][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.332578][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3e9e08 [ 889.332600][ T32] r4:00000000 [ 889.332618][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.332651][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 889.332953][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.333034][ T32] r5:8577ab8c r4:8577a800 [ 889.333085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 889.333234][ T32] r10:61c88647 r9:8563a400 r8:85768bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 889.342067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 889.343157][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 889.343371][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 889.348155][ T32] r4:00000000 ** 5 printk messages dropped ** [ 889.348406][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 889.348756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 889.349048][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 9 printk messages dropped ** [ 889.349441][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 889.349730][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 889.349911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 889.350062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 889.350375][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 889.351266][ T32] Call trace: ** 4 printk messages dropped ** [ 889.351460][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 889.351656][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 889.351738][ T32] r4:eab2ddc0 [ 889.351756][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.351795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.351816][ T32] r4:00000000 [ 889.351850][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.351898][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.351919][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.351960][ T32] r5:00001000 r4:dfa09000 [ 889.351992][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.352034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.352076][ T32] r5:85272b8c r4:85272800 [ 889.352097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.352142][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.352174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.352223][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.352245][ T32] r4:85249480 [ 889.352284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.352334][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.352356][ T32] r4:00000001 [ 889.352375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.352417][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.352442][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.352470][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.352508][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.352566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.352598][ T32] r4:85243840 [ 889.352628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.352658][ T32] INFO: task kworker/0:754:5488 blocked for more than 466 seconds. [ 889.352688][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.352711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.352731][ T32] task:kworker/0:754 state:D stack:0 pid:5488 tgid:5488 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.352775][ T32] Workqueue: events bpf_prog_free_deferred [ 889.352815][ T32] Call trace: [ 889.352843][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.352917][ T32] r10:8291a684 r9:ec405d84 r8:00000002 r7:60000113 r6:ec405d8c r5:8563d400 [ 889.352944][ T32] r4:8563d400 [ 889.352965][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.353007][ T32] r5:8563d400 r4:8291a680 [ 889.353051][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.353093][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.353137][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec405e08 [ 889.353162][ T32] r4:00000000 [ 889.353208][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.353243][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.353276][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.353316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85803040 [ 889.353339][ T32] r4:00000000 [ 889.353358][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.353406][ T32] r9:83018005 r8:8563d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 889.353428][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.369606][ T32] r5:00001000 r4:ec407000 [ 889.369664][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.369752][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.369801][ T32] r5:8577b38c r4:8577b000 [ 889.369823][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.369872][ T32] r7:dddced80 r6:83018000 r5:8577b38c r4:85768c80 [ 889.369913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.369970][ T32] r10:61c88647 r9:8563d400 r8:85768cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.369993][ T32] r4:85768c80 [ 889.370012][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.370058][ T32] r10:00000000 r9:85768c80 r8:80287e08 r7:ec401e60 r6:857fc380 r5:8563d400 [ 889.370080][ T32] r4:00000001 [ 889.370099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.370136][ T32] Exception stack(0xec405fb0 to 0xec405ff8) [ 889.370166][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 889.370195][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.370237][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.370309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 889.371126][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 889.371408][ T32] dd20: e14a2000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 7 printk messages dropped ** [ 889.371656][ T32] r4:eab2ddc0 ** 7 printk messages dropped ** [ 889.371938][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 889.372284][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 7 printk messages dropped ** [ 889.372496][ T32] r4:85243840 ** 5 printk messages dropped ** [ 889.372730][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 889.372962][ T32] r5:8563e000 r4:8291a680 ** 3 printk messages dropped ** [ 889.373114][ T32] r4:00000000 ** 4 printk messages dropped ** [ 889.373294][ T32] r4:00000000 ** 5 printk messages dropped ** [ 889.386445][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.386490][ T32] r5:8577cb8c r4:8577c800 ** 1 printk messages dropped ** [ 889.386559][ T32] r7:dddced80 r6:83018000 r5:8577cb8c r4:85768d00 ** 4 printk messages dropped ** [ 889.386714][ T32] r10:00000000 r9:85768d00 r8:80287e08 r7:ec401e60 r6:857fc400 r5:8563e000 ** 6 printk messages dropped ** [ 889.386920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 889.388007][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 889.388219][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 889.388302][ T32] r4:eab2ddc0 ** 5 printk messages dropped ** [ 889.388513][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 889.388934][ T32] r4:85249480 ** 4 printk messages dropped ** [ 889.389090][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 4 printk messages dropped ** [ 889.389252][ T32] r4:85243840 ** 5 printk messages dropped ** [ 889.389459][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 889.389765][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 889.390037][ T32] r4:00000000 ** 5 printk messages dropped ** [ 889.390373][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.390430][ T32] r5:8577bb8c r4:8577b800 [ 889.390477][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.390532][ T32] r7:dddced80 r6:83018000 r5:8577bb8c r4:85768d80 [ 889.390574][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.390629][ T32] r10:61c88647 r9:85828000 r8:85768dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.390651][ T32] r4:85768d80 [ 889.390690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.390737][ T32] r10:00000000 r9:85768d80 r8:80287e08 r7:ec421e60 r6:857fc480 r5:85828000 [ 889.390760][ T32] r4:00000001 [ 889.390803][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.390841][ T32] Exception stack(0xec429fb0 to 0xec429ff8) [ 889.390902][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 889.390933][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.390962][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.390990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.391012][ T32] r4:85803180 [ 889.391374][ T32] INFO: task kworker/0:756:5493 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.391415][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.391473][ T32] Workqueue: events bpf_prog_free_deferred [ 889.391558][ T32] Call trace: [ 889.391591][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.391644][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.391667][ T32] r4:00000000 [ 889.391686][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.391724][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.391753][ T32] dd20: e17ea000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.391781][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.391806][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.391830][ T32] r5:800f0013 r4:80239bb0 [ 889.391849][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.391889][ T32] r4:82ac21e4 [ 889.391908][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.391967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.391994][ T32] r4:eab2ddc0 [ 889.392013][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.392073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.392100][ T32] r4:00000000 [ 889.392120][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.392164][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.392185][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.392226][ T32] r5:00001000 r4:dfa09000 [ 889.392245][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.392284][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.392335][ T32] r5:85272b8c r4:85272800 [ 889.392359][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.392411][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.392433][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.392479][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.392503][ T32] r4:85249480 [ 889.392524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.392595][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.392630][ T32] r4:00000001 [ 889.392653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.392688][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.392732][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.392778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.392807][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.392835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.392857][ T32] r4:85243840 [ 889.392887][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.392916][ T32] INFO: task kworker/0:757:5494 blocked for more than 466 seconds. [ 889.392945][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.392968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.393006][ T32] task:kworker/0:757 state:D stack:0 pid:5494 tgid:5494 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.393065][ T32] Workqueue: events bpf_prog_free_deferred [ 889.393109][ T32] Call trace: [ 889.393138][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.393209][ T32] r10:8291a684 r9:ec42dd84 r8:00000002 r7:60000113 r6:ec42dd8c r5:85828c00 [ 889.393232][ T32] r4:85828c00 [ 889.393274][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.393328][ T32] r5:85828c00 r4:8291a680 [ 889.393353][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.393391][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.393477][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec42de08 [ 889.411741][ T32] r4:00000000 [ 889.411795][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.411857][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.411896][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.411938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85803440 [ 889.411960][ T32] r4:00000000 [ 889.411980][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.412026][ T32] r9:83018005 r8:85828c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 889.412048][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.412092][ T32] r5:00001000 r4:ec41d000 [ 889.412112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.412152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.412193][ T32] r5:8577bf8c r4:8577bc00 [ 889.412213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.412261][ T32] r7:dddced80 r6:83018000 r5:8577bf8c r4:85768e00 [ 889.412282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.412328][ T32] r10:61c88647 r9:85828c00 r8:85768e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.412350][ T32] r4:85768e00 [ 889.412369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.412423][ T32] r10:00000000 r9:85768e00 r8:80287e08 r7:ec421e60 r6:857fc500 r5:85828c00 [ 889.412447][ T32] r4:00000001 [ 889.412467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.412513][ T32] Exception stack(0xec42dfb0 to 0xec42dff8) [ 889.412547][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.412576][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.412603][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.412631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.412652][ T32] r4:85803240 [ 889.413329][ T32] INFO: task kworker/0:757:5494 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.413366][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.413489][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 889.418040][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 889.418370][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 889.418560][ T32] r4:00000000 ** 5 printk messages dropped ** [ 889.418774][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 889.419058][ T32] r4:00000001 ** 3 printk messages dropped ** [ 889.419195][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 889.419486][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 889.419704][ T32] r5:8582a400 r4:8291a680 ** 2 printk messages dropped ** [ 889.419802][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec441e08 ** 6 printk messages dropped ** [ 889.419989][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 889.420110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.420148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.420188][ T32] r5:8577c38c r4:8577c000 [ 889.420229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.420285][ T32] r7:dddced80 r6:83018000 r5:8577c38c r4:85768e80 [ 889.420308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.420365][ T32] r10:61c88647 r9:8582a400 r8:85768eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.420402][ T32] r4:85768e80 [ 889.420425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.420479][ T32] r10:00000000 r9:85768e80 r8:80287e08 r7:ec421e60 r6:857fc580 r5:8582a400 [ 889.420509][ T32] r4:00000001 [ 889.420528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.420582][ T32] Exception stack(0xec441fb0 to 0xec441ff8) [ 889.420611][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.420639][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.420665][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.420693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.420715][ T32] r4:85803380 [ 889.421351][ T32] INFO: task kworker/0:758:5496 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.421385][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.421446][ T32] Workqueue: events bpf_prog_free_deferred [ 889.421515][ T32] Call trace: [ 889.421565][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.421617][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.421640][ T32] r4:00000000 [ 889.421658][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.421697][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.421734][ T32] dd20: e1cf3000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.421766][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.421793][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.421816][ T32] r5:800f0013 r4:80239bb0 [ 889.421844][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.421887][ T32] r4:82ac21e4 [ 889.421906][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.421947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.421978][ T32] r4:eab2ddc0 [ 889.422010][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.422053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.422075][ T32] r4:00000000 [ 889.422093][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.422136][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.422158][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.422211][ T32] r5:00001000 r4:dfa09000 [ 889.422234][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.422274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.422315][ T32] r5:85272b8c r4:85272800 [ 889.422335][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.422380][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.422420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.422479][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.422503][ T32] r4:85249480 [ 889.422542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.422591][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.422614][ T32] r4:00000001 [ 889.422632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.422667][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.422692][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.422720][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.422758][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.422789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.422810][ T32] r4:85243840 [ 889.422829][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 889.422904][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 889.423184][ T32] r4:85829800 ** 4 printk messages dropped ** [ 889.423363][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec449e08 ** 6 printk messages dropped ** [ 889.439743][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 889.439923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 889.440166][ T32] r4:85768f00 ** 4 printk messages dropped ** [ 889.440324][ T32] Exception stack(0xec449fb0 to 0xec449ff8) ** 6 printk messages dropped ** [ 889.441128][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 889.441817][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 889.442001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 889.442440][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 889.442629][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 889.442862][ T32] INFO: task kworker/0:760:5500 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 889.443146][ T32] r4:8582b000 ** 4 printk messages dropped ** [ 889.443342][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec455e08 ** 10 printk messages dropped ** [ 889.454172][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.454211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 889.454462][ T32] r4:85768f80 ** 6 printk messages dropped ** [ 889.454729][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 889.455724][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 4 printk messages dropped ** [ 889.455880][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.455911][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.455934][ T32] r5:800f0013 r4:80239bb0 [ 889.455955][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.456014][ T32] r4:82ac21e4 [ 889.456038][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.456090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.456135][ T32] r4:eab2ddc0 [ 889.456159][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.456200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.456222][ T32] r4:00000000 [ 889.456241][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.456283][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.456323][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.456376][ T32] r5:00001000 r4:dfa09000 [ 889.456406][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.456466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.456512][ T32] r5:85272b8c r4:85272800 [ 889.456532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.456578][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.456598][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.456644][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.456665][ T32] r4:85249480 [ 889.456704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.456753][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.456775][ T32] r4:00000001 [ 889.456794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.456838][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.456873][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.456901][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.456927][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.456955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.456986][ T32] r4:85243840 [ 889.457010][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.457038][ T32] INFO: task kworker/0:761:5504 blocked for more than 466 seconds. [ 889.457071][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.457095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.457115][ T32] task:kworker/0:761 state:D stack:0 pid:5504 tgid:5504 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.457200][ T32] Workqueue: events bpf_prog_free_deferred [ 889.457266][ T32] Call trace: [ 889.457297][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.457344][ T32] r10:8291a684 r9:ec3fdd84 r8:00000002 r7:60000113 r6:ec3fdd8c r5:857bb000 [ 889.457381][ T32] r4:857bb000 [ 889.457428][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.457493][ T32] r5:857bb000 r4:8291a680 [ 889.457517][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.457556][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.457626][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3fde08 [ 889.457652][ T32] r4:00000000 [ 889.457671][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.457716][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.457752][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.457793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85803a00 [ 889.457816][ T32] r4:00000000 [ 889.457835][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.457878][ T32] r9:83018005 r8:857bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 889.457908][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.458042][ T32] r5:00001000 r4:eab0d000 [ 889.458077][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.458123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.458169][ T32] r5:8577d38c r4:8577d000 [ 889.458281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.458346][ T32] r7:dddced80 r6:83018000 r5:8577d38c r4:85812000 [ 889.458367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.458423][ T32] r10:61c88647 r9:857bb000 r8:8581202c r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.458447][ T32] r4:85812000 [ 889.458466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.458510][ T32] r10:00000000 r9:85812000 r8:80287e08 r7:ec455e60 r6:85812080 r5:857bb000 [ 889.458533][ T32] r4:00000001 [ 889.458565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.458625][ T32] Exception stack(0xec3fdfb0 to 0xec3fdff8) [ 889.458663][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.458692][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.458720][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.458749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.458790][ T32] r4:85803980 [ 889.459122][ T32] INFO: task kworker/0:761:5504 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.459157][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.459226][ T32] Workqueue: events bpf_prog_free_deferred [ 889.459281][ T32] Call trace: [ 889.459314][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.459366][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.459388][ T32] r4:00000000 [ 889.459414][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.459454][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.459482][ T32] dd20: e23db000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.459510][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.459534][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.459557][ T32] r5:800f0013 r4:80239bb0 [ 889.459576][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.459615][ T32] r4:82ac21e4 [ 889.459634][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.459676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.459717][ T32] r4:eab2ddc0 [ 889.459745][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.459786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.459828][ T32] r4:00000000 [ 889.459853][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.459896][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.459918][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.459959][ T32] r5:00001000 r4:dfa09000 [ 889.459978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.460028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.460081][ T32] r5:85272b8c r4:85272800 [ 889.460104][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.460155][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.460176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.460221][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.460243][ T32] r4:85249480 [ 889.460262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.460305][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.460332][ T32] r4:00000001 [ 889.460351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.460389][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.460438][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.460483][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.460517][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.460545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.460566][ T32] r4:85243840 [ 889.460585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.460611][ T32] INFO: task kworker/0:762:5505 blocked for more than 466 seconds. [ 889.460657][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.460683][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.460704][ T32] task:kworker/0:762 state:D stack:0 pid:5505 tgid:5505 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.460749][ T32] Workqueue: events bpf_prog_free_deferred [ 889.460801][ T32] Call trace: [ 889.460831][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.460877][ T32] r10:8291a684 r9:ec355d84 r8:00000002 r7:60000113 r6:ec355d8c r5:857bd400 [ 889.460899][ T32] r4:857bd400 [ 889.460919][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.460961][ T32] r5:857bd400 r4:8291a680 [ 889.460980][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.461037][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.461083][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec355e08 [ 889.461106][ T32] r4:00000000 [ 889.461124][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.461158][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.461220][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.461261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576ca00 [ 889.461297][ T32] r4:00000000 [ 889.461319][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.461362][ T32] r9:83018005 r8:857bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 889.461383][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.461432][ T32] r5:00001000 r4:eb455000 [ 889.461452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.461490][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.461541][ T32] r5:8577d78c r4:8577d400 [ 889.461563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.461609][ T32] r7:dddced80 r6:83018000 r5:8577d78c r4:85812100 [ 889.461629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.461673][ T32] r10:61c88647 r9:857bd400 r8:8581212c r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.461695][ T32] r4:85812100 [ 889.461731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.461778][ T32] r10:00000000 r9:85812100 r8:80287e08 r7:ec3fde60 r6:85812180 r5:857bd400 [ 889.461800][ T32] r4:00000001 [ 889.461829][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.461867][ T32] Exception stack(0xec355fb0 to 0xec355ff8) [ 889.461893][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 889.461920][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.461969][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.462002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.462023][ T32] r4:85803980 [ 889.462345][ T32] INFO: task kworker/0:762:5505 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.462388][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.462495][ T32] Workqueue: events bpf_prog_free_deferred [ 889.462568][ T32] Call trace: [ 889.462598][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.462647][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.462670][ T32] r4:00000000 [ 889.462689][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.462754][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.462786][ T32] dd20: e23db000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.462814][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.462839][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.462864][ T32] r5:800f0013 r4:80239bb0 [ 889.462892][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.462935][ T32] r4:82ac21e4 [ 889.462955][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.463015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.463056][ T32] r4:eab2ddc0 [ 889.463078][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.463118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.463141][ T32] r4:00000000 [ 889.463160][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.463202][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.463222][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.463262][ T32] r5:00001000 r4:dfa09000 [ 889.463281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.463319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.463360][ T32] r5:85272b8c r4:85272800 [ 889.463380][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.463473][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.485643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.485766][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.485805][ T32] r4:85249480 [ 889.485828][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.485878][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.485907][ T32] r4:00000001 [ 889.485937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.485980][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.486019][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.486079][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.486114][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.486159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.486184][ T32] r4:85243840 [ 889.486208][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.486250][ T32] INFO: task kworker/0:763:5506 blocked for more than 466 seconds. [ 889.486285][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.486330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.486356][ T32] task:kworker/0:763 state:D stack:0 pid:5506 tgid:5506 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.486429][ T32] Workqueue: events bpf_prog_free_deferred [ 889.486536][ T32] Call trace: [ 889.486573][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.486627][ T32] r10:8291a684 r9:ec46dd84 r8:00000002 r7:60000113 r6:ec46dd8c r5:857bec00 [ 889.486650][ T32] r4:857bec00 [ 889.486672][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.486714][ T32] r5:857bec00 r4:8291a680 [ 889.486734][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.486782][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.486830][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec46de08 [ 889.486855][ T32] r4:00000000 [ 889.486874][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.486908][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.486945][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.487006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575d4c0 [ 889.487030][ T32] r4:00000000 [ 889.487049][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.487094][ T32] r9:83018005 r8:857bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 889.487117][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.487178][ T32] r5:00001000 r4:eb4b7000 [ 889.487203][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.487244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.487294][ T32] r5:856d678c r4:856d6400 [ 889.487320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.487366][ T32] r7:dddced80 r6:83018000 r5:856d678c r4:85812200 [ 889.487400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.487454][ T32] r10:61c88647 r9:857bec00 r8:8581222c r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.487476][ T32] r4:85812200 [ 889.487494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.487538][ T32] r10:00000000 r9:85812200 r8:80287e08 r7:ec355e60 r6:85812280 r5:857bec00 [ 889.487579][ T32] r4:00000001 [ 889.487602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.487638][ T32] Exception stack(0xec46dfb0 to 0xec46dff8) [ 889.487664][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.487691][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.487717][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.487790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.487816][ T32] r4:85803bc0 [ 889.488449][ T32] INFO: task kworker/0:763:5506 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.488486][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 889.488787][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 889.488949][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 889.489090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 889.489582][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 889.489801][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 889.490075][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 889.490328][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 889.490591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580edc0 [ 889.490614][ T32] r4:00000000 [ 889.490633][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.490685][ T32] r9:83018205 r8:857bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 889.490727][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.490773][ T32] r5:00001000 r4:eb2c5000 [ 889.490813][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.490874][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.490942][ T32] r5:856d5b8c r4:856d5800 [ 889.490966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.491029][ T32] r7:ddde2d80 r6:83018200 r5:856d5b8c r4:857fc700 [ 889.491063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.491112][ T32] r10:61c88647 r9:857bc800 r8:857fc72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.491134][ T32] r4:857fc700 [ 889.491153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.491197][ T32] r10:00000000 r9:857fc700 r8:80287e08 r7:ec2f5e60 r6:85812300 r5:857bc800 [ 889.491240][ T32] r4:00000001 [ 889.491262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.491298][ T32] Exception stack(0xec479fb0 to 0xec479ff8) [ 889.491346][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 889.491387][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.491418][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.491468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.491499][ T32] r4:8580ee40 [ 889.491837][ T32] INFO: task kworker/1:428:5511 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.491875][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.491949][ T32] Workqueue: events bpf_prog_free_deferred [ 889.491996][ T32] Call trace: [ 889.492024][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.492088][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.492134][ T32] r4:00000000 [ 889.492158][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.492198][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.492225][ T32] dd20: e26ea000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.492253][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.492277][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.492300][ T32] r5:800f0013 r4:80239bb0 [ 889.492422][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.492472][ T32] r4:82ac21e4 [ 889.492494][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.492555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.492583][ T32] r4:eab2ddc0 [ 889.492603][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.492646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.492689][ T32] r4:00000000 [ 889.492712][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.492756][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.492778][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.492819][ T32] r5:00001000 r4:dfa09000 [ 889.492839][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.492877][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.492917][ T32] r5:85272b8c r4:85272800 [ 889.492937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.493000][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.493025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.493072][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.493094][ T32] r4:85249480 [ 889.493123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.493203][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 4 printk messages dropped ** [ 889.493353][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 889.524265][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 889.525030][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec47de08 ** 8 printk messages dropped ** [ 889.525395][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 889.525520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 889.525682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.525730][ T32] r10:61c88647 r9:857bbc00 r8:857fc7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.525752][ T32] r4:857fc780 [ 889.525771][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.525816][ T32] r10:00000000 r9:857fc780 r8:80287e08 r7:ec479e60 r6:85812380 r5:857bbc00 [ 889.525839][ T32] r4:00000001 [ 889.525858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.525899][ T32] Exception stack(0xec47dfb0 to 0xec47dff8) [ 889.525954][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.525986][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.526012][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.526042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.526066][ T32] r4:8580ed40 [ 889.526732][ T32] INFO: task kworker/1:429:5512 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.526812][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.527000][ T32] Workqueue: events bpf_prog_free_deferred [ 889.527049][ T32] Call trace: [ 889.527211][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.527301][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.527329][ T32] r4:00000000 [ 889.527349][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.527391][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.527419][ T32] dd20: e3118000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.527447][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.527514][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.527542][ T32] r5:800f0013 r4:80239bb0 [ 889.527563][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.527626][ T32] r4:82ac21e4 [ 889.527674][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.527747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.527771][ T32] r4:eab2ddc0 [ 889.527980][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.528044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.528071][ T32] r4:00000000 [ 889.528091][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.528197][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.528316][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.528363][ T32] r5:00001000 r4:dfa09000 [ 889.528384][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.528424][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.528467][ T32] r5:85272b8c r4:85272800 [ 889.528487][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.528620][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.528645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 889.528733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 889.529205][ T32] r4:85243840 ** 5 printk messages dropped ** [ 889.529401][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 889.529793][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 889.530083][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 889.530196][ T32] r5:00001000 r4:eb433000 [ 889.530215][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.530253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.530293][ T32] r5:856d638c r4:856d6000 [ 889.530312][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.530358][ T32] r7:ddde2d80 r6:83018200 r5:856d638c r4:857fc800 [ 889.530379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.530426][ T32] r10:61c88647 r9:857b8000 r8:857fc82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.530477][ T32] r4:857fc800 [ 889.530501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.530545][ T32] r10:00000000 r9:857fc800 r8:80287e08 r7:ec47de60 r6:85812400 r5:857b8000 [ 889.530567][ T32] r4:00000001 [ 889.530585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.530619][ T32] Exception stack(0xec481fb0 to 0xec481ff8) [ 889.530644][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.530671][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.530699][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.530744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.530780][ T32] r4:8580ef40 [ 889.531171][ T32] INFO: task kworker/1:430:5514 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.531209][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.531265][ T32] Workqueue: events bpf_prog_free_deferred [ 889.531311][ T32] Call trace: [ 889.531432][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.531584][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.531611][ T32] r4:00000000 [ 889.531631][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 889.531726][ T32] dd20: e3118000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 9 printk messages dropped ** [ 889.532193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 11 printk messages dropped ** [ 889.532839][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 889.533139][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 889.547242][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 889.547627][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 889.547915][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 889.548086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 889.548391][ T32] r10:61c88647 r9:8582d400 r8:857fc8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 889.548996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 889.549919][ T32] r4:00000000 ** 4 printk messages dropped ** [ 889.550106][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 889.550451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 13 printk messages dropped ** [ 889.550953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 889.551232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 889.551601][ T32] r10:8291a684 r9:ec485d84 r8:00000002 r7:60000113 r6:ec485d8c r5:8582ec00 ** 8 printk messages dropped ** [ 889.551961][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 889.552445][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.552511][ T32] r5:856d738c r4:856d7000 ** 3 printk messages dropped ** [ 889.552649][ T32] r10:61c88647 r9:8582ec00 r8:857fc9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 889.552936][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 889.571380][ T32] Call trace: ** 5 printk messages dropped ** [ 889.571752][ T32] dd20: e34d8000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 7 printk messages dropped ** [ 889.572203][ T32] r4:eab2ddc0 [ 889.572294][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.572340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.572388][ T32] r4:00000000 [ 889.572412][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.572458][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.572481][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.572523][ T32] r5:00001000 r4:dfa09000 [ 889.572543][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.572582][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.572624][ T32] r5:85272b8c r4:85272800 [ 889.572644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.572690][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.572712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.572759][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.572780][ T32] r4:85249480 [ 889.572819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.572869][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.572893][ T32] r4:00000001 [ 889.572912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.572948][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.572974][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.573001][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.573029][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.573057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.573079][ T32] r4:85243840 [ 889.573101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.573144][ T32] INFO: task kworker/1:433:5520 blocked for more than 466 seconds. [ 889.573201][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.573228][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.573263][ T32] task:kworker/1:433 state:D stack:0 pid:5520 tgid:5520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.573316][ T32] Workqueue: events bpf_prog_free_deferred [ 889.573358][ T32] Call trace: [ 889.573388][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.573436][ T32] r10:8291a684 r9:ec489d84 r8:00000002 r7:60000013 r6:ec489d8c r5:8582c800 [ 889.573507][ T32] r4:8582c800 [ 889.582246][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.582338][ T32] r5:8582c800 r4:8291a680 [ 889.582365][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.582433][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.582480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec489e08 [ 889.582506][ T32] r4:00000000 [ 889.582527][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.582563][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.582600][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.582641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858202c0 [ 889.582675][ T32] r4:00000000 [ 889.582699][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.582752][ T32] r9:83018205 r8:8582c800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 889.582776][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.582838][ T32] r5:00001000 r4:eb5f7000 [ 889.582863][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.582905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.582948][ T32] r5:856d6b8c r4:856d6800 [ 889.582968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.583015][ T32] r7:ddde2d80 r6:83018200 r5:856d6b8c r4:857fca80 [ 889.583036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.583082][ T32] r10:61c88647 r9:8582c800 r8:857fcaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.583105][ T32] r4:857fca80 [ 889.583125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.583176][ T32] r10:00000000 r9:857fca80 r8:80287e08 r7:ec485e60 r6:857fcb00 r5:8582c800 [ 889.583262][ T32] r4:00000001 [ 889.583287][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.583363][ T32] Exception stack(0xec489fb0 to 0xec489ff8) [ 889.583396][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 889.593897][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 889.594871][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 889.595222][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 889.595411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 889.595742][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 6 printk messages dropped ** [ 889.595983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 889.596043][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 889.596294][ T32] task:kworker/0:764 state:D stack:0 pid:5521 tgid:5521 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 889.596765][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec48de08 ** 9 printk messages dropped ** [ 889.597177][ T32] r5:00001000 r4:eb5dd000 ** 1 printk messages dropped ** [ 889.597242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.597300][ T32] r5:8577df8c r4:8577dc00 [ 889.597322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.597368][ T32] r7:dddced80 r6:83018000 r5:8577df8c r4:85812480 [ 889.597404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.597453][ T32] r10:61c88647 r9:8582e000 r8:858124ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.597478][ T32] r4:85812480 [ 889.597534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.597583][ T32] r10:00000000 r9:85812480 r8:80287e08 r7:ec46de60 r6:857fcb80 r5:8582e000 [ 889.597618][ T32] r4:00000001 [ 889.597641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.597676][ T32] Exception stack(0xec48dfb0 to 0xec48dff8) [ 889.597726][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.597758][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.597784][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.597814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.597841][ T32] r4:8580e140 [ 889.598113][ T32] INFO: task kworker/0:764:5521 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.598147][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.598216][ T32] Workqueue: events bpf_prog_free_deferred [ 889.598343][ T32] Call trace: [ 889.598431][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.598485][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.598508][ T32] r4:00000000 [ 889.598527][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.598567][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.598595][ T32] dd20: e38ce000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.598623][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.598701][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.598728][ T32] r5:800f0013 r4:80239bb0 [ 889.598760][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.598803][ T32] r4:82ac21e4 [ 889.598903][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.598948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.598972][ T32] r4:eab2ddc0 [ 889.599030][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.599073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.599140][ T32] r4:00000000 [ 889.599168][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.599212][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.599258][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.599313][ T32] r5:00001000 r4:dfa09000 [ 889.599345][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.599418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.599464][ T32] r5:85272b8c r4:85272800 [ 889.599484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.599532][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.599554][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.599612][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.599651][ T32] r4:85249480 [ 889.599673][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.599731][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.599757][ T32] r4:00000001 [ 889.599777][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.599839][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.599876][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.599905][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.599932][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.599962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.599984][ T32] r4:85243840 [ 889.600003][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.600027][ T32] INFO: task kworker/0:765:5524 blocked for more than 466 seconds. [ 889.600054][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.600078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.600098][ T32] task:kworker/0:765 state:D stack:0 pid:5524 tgid:5524 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.600144][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 889.600269][ T32] r10:8291a684 r9:ec499d84 r8:00000002 r7:60000113 r6:ec499d8c r5:8582bc00 ** 8 printk messages dropped ** [ 889.600547][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 889.600792][ T32] r5:00001000 r4:eb5b5000 ** 1 printk messages dropped ** [ 889.600851][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.600894][ T32] r5:8577eb8c r4:8577e800 [ 889.600966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 889.601161][ T32] r10:61c88647 r9:8582bc00 r8:8581252c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 889.601856][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 889.602362][ T32] Call trace: ** 4 printk messages dropped ** [ 889.602709][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 5 printk messages dropped ** [ 889.602950][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 889.603149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 7 printk messages dropped ** [ 889.603401][ T32] r5:85272b8c r4:85272800 ** 5 printk messages dropped ** [ 889.625548][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 889.625756][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 889.625859][ T32] INFO: task kworker/0:766:5526 blocked for more than 466 seconds. [ 889.625896][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.625921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.625967][ T32] task:kworker/0:766 state:D stack:0 pid:5526 tgid:5526 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.626026][ T32] Workqueue: events bpf_prog_free_deferred [ 889.626073][ T32] Call trace: [ 889.626121][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.626180][ T32] r10:8291a684 r9:ec495d84 r8:00000002 r7:60000013 r6:ec495d8c r5:8563ec00 [ 889.626203][ T32] r4:8563ec00 [ 889.626222][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.626265][ T32] r5:8563ec00 r4:8291a680 [ 889.626286][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.626324][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.626367][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec495e08 [ 889.626390][ T32] r4:00000000 [ 889.626409][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.626443][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.626479][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.626547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ae840 [ 889.626574][ T32] r4:00000000 [ 889.626594][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.626640][ T32] r9:83018005 r8:8563ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 889.626663][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.626704][ T32] r5:00001000 r4:eb577000 [ 889.626834][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.626888][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.626930][ T32] r5:8577e78c r4:8577e400 [ 889.626950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.627011][ T32] r7:dddced80 r6:83018000 r5:8577e78c r4:85812580 [ 889.627031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.627077][ T32] r10:61c88647 r9:8563ec00 r8:858125ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.627099][ T32] r4:85812580 [ 889.627117][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.627165][ T32] r10:00000000 r9:85812580 r8:80287e08 r7:ec499e60 r6:857fcc80 r5:8563ec00 [ 889.627208][ T32] r4:00000001 [ 889.627243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.627283][ T32] Exception stack(0xec495fb0 to 0xec495ff8) [ 889.627308][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 889.627336][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.627362][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.627390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.627430][ T32] r4:8581e080 [ 889.627991][ T32] INFO: task kworker/0:766:5526 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.628024][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.628205][ T32] Workqueue: events bpf_prog_free_deferred [ 889.628347][ T32] Call trace: [ 889.628441][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.628501][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.628524][ T32] r4:00000000 [ 889.628543][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.628583][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.628611][ T32] dd20: e3c5f000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.628641][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.628666][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.628690][ T32] r5:800f0013 r4:80239bb0 [ 889.628710][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.628749][ T32] r4:82ac21e4 [ 889.628787][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.628832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.628915][ T32] r4:eab2ddc0 [ 889.629181][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.629232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.629256][ T32] r4:00000000 [ 889.629276][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.629360][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.629386][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.629439][ T32] r5:00001000 r4:dfa09000 [ 889.629463][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.629503][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.629545][ T32] r5:85272b8c r4:85272800 [ 889.629566][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.629612][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.629644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.629694][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.629716][ T32] r4:85249480 [ 889.629736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.629784][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.629807][ T32] r4:00000001 [ 889.629825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.629861][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.629886][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.629916][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.629942][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.629971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.629993][ T32] r4:85243840 [ 889.630012][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.630035][ T32] INFO: task kworker/1:434:5528 blocked for more than 466 seconds. [ 889.630061][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.630098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.630123][ T32] task:kworker/1:434 state:D stack:0 pid:5528 tgid:5528 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.630175][ T32] Workqueue: events bpf_prog_free_deferred [ 889.630217][ T32] Call trace: [ 889.630259][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 889.630395][ T32] r5:85830c00 r4:8291a680 ** 3 printk messages dropped ** [ 889.630716][ T32] r4:00000000 ** 4 printk messages dropped ** [ 889.630924][ T32] r4:00000000 [ 889.630955][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.631072][ T32] r9:83018205 r8:85830c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 889.631098][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.631140][ T32] r5:00001000 r4:eb681000 [ 889.631168][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.631207][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.631248][ T32] r5:856d6f8c r4:856d6c00 [ 889.631267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.631313][ T32] r7:ddde2d80 r6:83018200 r5:856d6f8c r4:857fcd00 [ 889.631333][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.631391][ T32] r10:61c88647 r9:85830c00 r8:857fcd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.631417][ T32] r4:857fcd00 [ 889.631449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.631497][ T32] r10:00000000 r9:857fcd00 r8:80287e08 r7:ec485e60 r6:857fcd80 r5:85830c00 [ 889.631519][ T32] r4:00000001 [ 889.631552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.631591][ T32] Exception stack(0xec4a1fb0 to 0xec4a1ff8) [ 889.631619][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.631646][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.631704][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.631736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.631759][ T32] r4:85820340 [ 889.632029][ T32] INFO: task kworker/1:434:5528 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.632063][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.632115][ T32] Workqueue: events bpf_prog_free_deferred [ 889.632202][ T32] Call trace: ** 2 printk messages dropped ** [ 889.632305][ T32] r4:00000000 ** 4 printk messages dropped ** [ 889.632504][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 889.632759][ T32] r4:eab2ddc0 ** 5 printk messages dropped ** [ 889.632928][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 889.633322][ T32] r4:85249480 ** 3 printk messages dropped ** [ 889.633431][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 889.653972][ T32] r4:85243840 ** 5 printk messages dropped ** [ 889.654190][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 889.654456][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 889.654788][ T32] r4:00000000 ** 5 printk messages dropped ** [ 889.655025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.655084][ T32] r5:856d7b8c r4:856d7800 ** 2 printk messages dropped ** [ 889.655198][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 889.655359][ T32] r4:00000001 ** 5 printk messages dropped ** [ 889.655540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 889.656409][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 5 printk messages dropped ** [ 889.656589][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 889.656788][ T32] r4:eab2ddc0 ** 3 printk messages dropped ** [ 889.656889][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 889.657348][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 889.657546][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 4 printk messages dropped ** [ 889.657706][ T32] r4:85243840 ** 4 printk messages dropped ** [ 889.657848][ T32] task:kworker/1:436 state:D stack:0 pid:5532 tgid:5532 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.657910][ T32] Workqueue: events bpf_prog_free_deferred [ 889.657958][ T32] Call trace: [ 889.657989][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.658037][ T32] r10:8291a684 r9:ec469d84 r8:00000002 r7:60000013 r6:ec469d8c r5:85832400 [ 889.658062][ T32] r4:85832400 [ 889.658083][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.658172][ T32] r5:85832400 r4:8291a680 [ 889.658319][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.658365][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.658408][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec469e08 [ 889.658431][ T32] r4:00000000 [ 889.658528][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.658567][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.658601][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.658642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820780 [ 889.658666][ T32] r4:00000000 [ 889.658735][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.658789][ T32] r9:83018205 r8:85832400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 889.658815][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.658883][ T32] r5:00001000 r4:eb6d7000 [ 889.658907][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.658947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.659003][ T32] r5:856d778c r4:856d7400 [ 889.659026][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.659073][ T32] r7:ddde2d80 r6:83018200 r5:856d778c r4:857fcf00 [ 889.659095][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.659144][ T32] r10:61c88647 r9:85832400 r8:857fcf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.659203][ T32] r4:857fcf00 [ 889.659233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.659279][ T32] r10:00000000 r9:857fcf00 r8:80287e08 r7:ec49de60 r6:857fcf80 r5:85832400 [ 889.659331][ T32] r4:00000001 [ 889.659355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.659391][ T32] Exception stack(0xec469fb0 to 0xec469ff8) [ 889.659419][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 889.659449][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.659478][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.659509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.659557][ T32] r4:85820700 [ 889.659840][ T32] INFO: task kworker/1:436:5532 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.659876][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.659931][ T32] Workqueue: events bpf_prog_free_deferred [ 889.659975][ T32] Call trace: [ 889.660105][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.660176][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.660286][ T32] r4:00000000 [ 889.660398][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.660512][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.660628][ T32] dd20: e3f08000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.660662][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.660689][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.660715][ T32] r5:800f0013 r4:80239bb0 [ 889.660736][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.660777][ T32] r4:82ac21e4 [ 889.660798][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.660842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.660866][ T32] r4:eab2ddc0 [ 889.660886][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.660953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.660982][ T32] r4:00000000 [ 889.661008][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.661053][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.661103][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.661148][ T32] r5:00001000 r4:dfa09000 [ 889.661190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.661233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.661277][ T32] r5:85272b8c r4:85272800 [ 889.661297][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.661343][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.661367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.661413][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.661449][ T32] r4:85249480 [ 889.661586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.661706][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.661818][ T32] r4:00000001 [ 889.662029][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.662068][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.662099][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.662235][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.662301][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.662450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.662563][ T32] r4:85243840 [ 889.662674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.662788][ T32] INFO: task kworker/1:437:5534 blocked for more than 466 seconds. [ 889.662823][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.662851][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.662902][ T32] task:kworker/1:437 state:D stack:0 pid:5534 tgid:5534 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 889.663244][ T32] r4:85833000 ** 4 printk messages dropped ** [ 889.687363][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec491e08 ** 6 printk messages dropped ** [ 889.687629][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 889.687841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 889.688006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 889.688212][ T32] r4:00000001 ** 5 printk messages dropped ** [ 889.688534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 889.689490][ T32] r4:00000000 ** 3 printk messages dropped ** [ 889.689610][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 8 printk messages dropped ** [ 889.689879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 7 printk messages dropped ** [ 889.690286][ T32] r5:85272b8c r4:85272800 [ 889.690336][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.690390][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.690415][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.690489][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.690516][ T32] r4:85249480 [ 889.690538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.690613][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.690668][ T32] r4:00000001 [ 889.690719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.690758][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.690786][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.690843][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.690874][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.690917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.690944][ T32] r4:85243840 [ 889.690994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.691056][ T32] INFO: task kworker/1:438:5537 blocked for more than 466 seconds. [ 889.691092][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.691118][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.691198][ T32] task:kworker/1:438 state:D stack:0 pid:5537 tgid:5537 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.691279][ T32] Workqueue: events bpf_prog_free_deferred [ 889.691377][ T32] Call trace: [ 889.691410][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.691488][ T32] r10:8291a684 r9:ec4a5d84 r8:00000002 r7:60000013 r6:ec4a5d8c r5:85833c00 [ 889.691523][ T32] r4:85833c00 [ 889.691564][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.691639][ T32] r5:85833c00 r4:8291a680 [ 889.691680][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.691747][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.691795][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4a5e08 [ 889.691845][ T32] r4:00000000 [ 889.691877][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.691914][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.691960][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.692033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820b80 [ 889.692084][ T32] r4:00000000 [ 889.692107][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.692151][ T32] r9:83018205 r8:85833c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 889.692179][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.692220][ T32] r5:00001000 r4:eb741000 [ 889.692239][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.692282][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.692349][ T32] r5:847ba78c r4:847ba400 [ 889.692379][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.692453][ T32] r7:ddde2d80 r6:83018200 r5:847ba78c r4:85825100 [ 889.692477][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.692527][ T32] r10:61c88647 r9:85833c00 r8:8582512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.692575][ T32] r4:85825100 [ 889.692597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.692642][ T32] r10:00000000 r9:85825100 r8:80287e08 r7:ec491e60 r6:85825180 r5:85833c00 [ 889.692664][ T32] r4:00000001 [ 889.692683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.692718][ T32] Exception stack(0xec4a5fb0 to 0xec4a5ff8) [ 889.692745][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 889.692798][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.692829][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.692860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.692883][ T32] r4:85820a80 [ 889.693181][ T32] INFO: task kworker/1:438:5537 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.693215][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.693288][ T32] Workqueue: events bpf_prog_free_deferred [ 889.693331][ T32] Call trace: [ 889.693376][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.693428][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.693452][ T32] r4:00000000 [ 889.693513][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.711033][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.711090][ T32] dd20: e4507000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.711122][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.711147][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.711199][ T32] r5:800f0013 r4:80239bb0 [ 889.711232][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.711290][ T32] r4:82ac21e4 [ 889.711336][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.711384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.711407][ T32] r4:eab2ddc0 [ 889.711428][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.711470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.711493][ T32] r4:00000000 [ 889.711512][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.711558][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.711605][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.711654][ T32] r5:00001000 r4:dfa09000 [ 889.711675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.711739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.711786][ T32] r5:85272b8c r4:85272800 [ 889.711833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.711885][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.711907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.711982][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.712014][ T32] r4:85249480 [ 889.712036][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.712082][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.712130][ T32] r4:00000001 [ 889.712172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.712213][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.712265][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.712323][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.712359][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.712417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.712476][ T32] r4:85243840 [ 889.712558][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.712606][ T32] INFO: task kworker/1:439:5538 blocked for more than 466 seconds. [ 889.712653][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.712689][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.712713][ T32] task:kworker/1:439 state:D stack:0 pid:5538 tgid:5538 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.712785][ T32] Workqueue: events bpf_prog_free_deferred [ 889.712830][ T32] Call trace: [ 889.712901][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.712973][ T32] r10:8291a684 r9:ec4a9d84 r8:00000002 r7:60000113 r6:ec4a9d8c r5:85834800 ** 2 printk messages dropped ** [ 889.713185][ T32] r5:85834800 r4:8291a680 ** 3 printk messages dropped ** [ 889.713315][ T32] r4:00000000 ** 4 printk messages dropped ** [ 889.724089][ T32] r4:00000000 ** 3 printk messages dropped ** [ 889.724294][ T32] r5:00001000 r4:eb7f3000 ** 5 printk messages dropped ** [ 889.724503][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 889.724776][ T32] r4:00000001 ** 4 printk messages dropped ** [ 889.725034][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 889.726053][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 889.726324][ T32] r5:800f0013 r4:80239bb0 ** 5 printk messages dropped ** [ 889.726528][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 889.727024][ T32] r5:85272b8c r4:85272800 ** 1 printk messages dropped ** [ 889.727090][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.727110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 889.727248][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 7 printk messages dropped ** [ 889.727498][ T32] r4:85243840 ** 4 printk messages dropped ** [ 889.727621][ T32] task:kworker/1:440 state:D stack:0 pid:5540 tgid:5540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 889.727985][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 889.728376][ T32] r4:00000000 [ 889.728398][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.728448][ T32] r9:83018205 r8:857c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 889.728470][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.728510][ T32] r5:00001000 r4:eb7fd000 [ 889.728529][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.728581][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.728626][ T32] r5:8589878c r4:85898400 [ 889.728649][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.728695][ T32] r7:ddde2d80 r6:83018200 r5:8589878c r4:85825300 [ 889.728716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.728777][ T32] r10:61c88647 r9:857c1800 r8:8582532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.728802][ T32] r4:85825300 [ 889.728821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.728866][ T32] r10:00000000 r9:85825300 r8:80287e08 r7:ec4a9e60 r6:85812600 r5:857c1800 [ 889.728975][ T32] r4:00000001 [ 889.729009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.729089][ T32] Exception stack(0xec4b5fb0 to 0xec4b5ff8) [ 889.729120][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 889.729218][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.729263][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.729293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.729316][ T32] r4:85820d80 [ 889.729603][ T32] INFO: task kworker/1:440:5540 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.729637][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.729745][ T32] Workqueue: events bpf_prog_free_deferred [ 889.729805][ T32] Call trace: [ 889.729837][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.729888][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.729911][ T32] r4:00000000 [ 889.729959][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.730009][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.730038][ T32] dd20: e46ac000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.730110][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.730140][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.730184][ T32] r5:800f0013 r4:80239bb0 [ 889.730254][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.730316][ T32] r4:82ac21e4 [ 889.730338][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.730419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.730472][ T32] r4:eab2ddc0 [ 889.730511][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.730566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.730593][ T32] r4:00000000 [ 889.730638][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.730775][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.730801][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.730846][ T32] r5:00001000 r4:dfa09000 [ 889.730866][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.730905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.730945][ T32] r5:85272b8c r4:85272800 [ 889.730965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.731011][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.731032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.731077][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.731131][ T32] r4:85249480 [ 889.731183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.731234][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.731257][ T32] r4:00000001 [ 889.731299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.731338][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.731363][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.731392][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.731437][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.731468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.731510][ T32] r4:85243840 [ 889.731533][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.731558][ T32] INFO: task kworker/1:441:5542 blocked for more than 466 seconds. [ 889.731608][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.731761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.731786][ T32] task:kworker/1:441 state:D stack:0 pid:5542 tgid:5542 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.731832][ T32] Workqueue: events bpf_prog_free_deferred [ 889.731873][ T32] Call trace: [ 889.731918][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.731968][ T32] r10:8291a684 r9:ec4bdd84 r8:00000002 r7:60000113 r6:ec4bdd8c r5:857c2400 [ 889.731991][ T32] r4:857c2400 [ 889.732010][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.732052][ T32] r5:857c2400 r4:8291a680 [ 889.732098][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.732169][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.732216][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4bde08 [ 889.732238][ T32] r4:00000000 [ 889.732257][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.732291][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.732350][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 889.732430][ T32] r4:00000000 ** 3 printk messages dropped ** [ 889.732556][ T32] r5:00001000 r4:eb823000 ** 7 printk messages dropped ** [ 889.732920][ T32] r4:85825380 ** 2 printk messages dropped ** [ 889.733011][ T32] r4:00000001 ** 4 printk messages dropped ** [ 889.733317][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 889.758054][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 6 printk messages dropped ** [ 889.758311][ T32] r5:800f0013 r4:80239bb0 ** 5 printk messages dropped ** [ 889.758561][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 889.758817][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 889.758973][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 2 printk messages dropped ** [ 889.759065][ T32] r4:85249480 [ 889.759085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.759130][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.759152][ T32] r4:00000001 [ 889.759178][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.759213][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.759240][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.759269][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.759295][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.759325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.759348][ T32] r4:85243840 [ 889.759387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.759420][ T32] INFO: task kworker/1:442:5544 blocked for more than 466 seconds. [ 889.759476][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.759544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.759569][ T32] task:kworker/1:442 state:D stack:0 pid:5544 tgid:5544 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.759621][ T32] Workqueue: events bpf_prog_free_deferred [ 889.759676][ T32] Call trace: [ 889.759711][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.759761][ T32] r10:8291a684 r9:ec4c1d84 r8:00000002 r7:60000113 r6:ec4c1d8c r5:857c0c00 [ 889.759784][ T32] r4:857c0c00 [ 889.759804][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.759846][ T32] r5:857c0c00 r4:8291a680 [ 889.759866][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.759906][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.759948][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4c1e08 [ 889.760007][ T32] r4:00000000 [ 889.760036][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.760073][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.760107][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.760406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858157c0 [ 889.760435][ T32] r4:00000000 [ 889.760455][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.760577][ T32] r9:83018205 r8:857c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 889.760697][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.760743][ T32] r5:00001000 r4:ec25b000 [ 889.760763][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.760828][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.760876][ T32] r5:8589a78c r4:8589a400 [ 889.760895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.760940][ T32] r7:ddde2d80 r6:83018200 r5:8589a78c r4:85825400 [ 889.760985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.761098][ T32] r10:61c88647 r9:857c0c00 r8:8582542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.761131][ T32] r4:85825400 [ 889.761181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.761310][ T32] r10:00000000 r9:85825400 r8:80287e08 r7:ec4bde60 r6:85812700 r5:857c0c00 [ 889.761337][ T32] r4:00000001 [ 889.761357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.761393][ T32] Exception stack(0xec4c1fb0 to 0xec4c1ff8) [ 889.761420][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.761447][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.761473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 889.761630][ T32] r4:858204c0 ** 5 printk messages dropped ** [ 889.762402][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 10 printk messages dropped ** [ 889.762845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 9 printk messages dropped ** [ 889.763390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 889.779791][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.779829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 889.779938][ T32] r4:85249480 ** 3 printk messages dropped ** [ 889.780259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 889.780594][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 889.780872][ T32] r4:857c3000 ** 3 printk messages dropped ** [ 889.781005][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 889.781362][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 889.781824][ T32] r10:00000000 r9:85825480 r8:80287e08 r7:ec4c1e60 r6:85812780 r5:857c3000 ** 7 printk messages dropped ** [ 889.782192][ T32] r4:858204c0 ** 5 printk messages dropped ** [ 889.783104][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 8 printk messages dropped ** [ 889.783389][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 889.797092][ T32] r4:00000000 ** 3 printk messages dropped ** [ 889.797391][ T32] r5:00001000 r4:dfa09000 ** 4 printk messages dropped ** [ 889.797601][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 2 printk messages dropped ** [ 889.797712][ T32] r4:85249480 ** 3 printk messages dropped ** [ 889.797846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.797884][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.797912][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.797941][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.797981][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.798027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.798054][ T32] r4:85243840 [ 889.798077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.798118][ T32] INFO: task kworker/1:444:5547 blocked for more than 466 seconds. [ 889.798180][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.798217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.798293][ T32] task:kworker/1:444 state:D stack:0 pid:5547 tgid:5547 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.798391][ T32] Workqueue: events bpf_prog_free_deferred [ 889.798436][ T32] Call trace: [ 889.798467][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.798517][ T32] r10:8291a684 r9:ec4cdd84 r8:00000002 r7:60000013 r6:ec4cdd8c r5:857c4800 [ 889.798541][ T32] r4:857c4800 [ 889.798588][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.798635][ T32] r5:857c4800 r4:8291a680 [ 889.798657][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.798695][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.798737][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4cde08 [ 889.798758][ T32] r4:00000000 [ 889.798779][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.798824][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.798863][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.798904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85815180 [ 889.798926][ T32] r4:00000000 [ 889.798944][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.798987][ T32] r9:83018205 r8:857c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 889.799009][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.799049][ T32] r5:00001000 r4:eb889000 [ 889.799069][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.799108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.799148][ T32] r5:8589938c r4:85899000 [ 889.799174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.799218][ T32] r7:ddde2d80 r6:83018200 r5:8589938c r4:85825500 [ 889.799238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.799286][ T32] r10:61c88647 r9:857c4800 r8:8582552c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.799308][ T32] r4:85825500 [ 889.799327][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.799372][ T32] r10:00000000 r9:85825500 r8:80287e08 r7:ec4c1e60 r6:85812800 r5:857c4800 [ 889.799394][ T32] r4:00000001 [ 889.799413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.799446][ T32] Exception stack(0xec4cdfb0 to 0xec4cdff8) [ 889.799472][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.799500][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.799525][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.799555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.799577][ T32] r4:85815200 [ 889.800085][ T32] INFO: task kworker/1:444:5547 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.800119][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.800458][ T32] Workqueue: events bpf_prog_free_deferred [ 889.800603][ T32] Call trace: [ 889.800707][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.800801][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.800919][ T32] r4:00000000 [ 889.801035][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.801183][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.801221][ T32] dd20: e4f1a000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.801293][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.801384][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.801413][ T32] r5:800f0013 r4:80239bb0 [ 889.801435][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 889.801833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 889.802422][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.802447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.802536][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.802654][ T32] r4:85249480 ** 2 printk messages dropped ** [ 889.802940][ T32] r4:00000001 ** 5 printk messages dropped ** [ 889.803304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 889.823415][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 889.824305][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 889.824872][ T32] r5:00001000 r4:eb8b1000 ** 7 printk messages dropped ** [ 889.825194][ T32] r4:85825580 ** 5 printk messages dropped ** [ 889.825393][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 889.826226][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 889.826621][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 889.826841][ T32] r4:00000000 ** 5 printk messages dropped ** [ 889.827046][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 889.827169][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 2 printk messages dropped ** [ 889.827319][ T32] r4:85249480 ** 7 printk messages dropped ** [ 889.827566][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.827596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.827619][ T32] r4:85243840 [ 889.827712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.827765][ T32] INFO: task kworker/1:446:5551 blocked for more than 466 seconds. [ 889.827891][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.827922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.827944][ T32] task:kworker/1:446 state:D stack:0 pid:5551 tgid:5551 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.827990][ T32] Workqueue: events bpf_prog_free_deferred [ 889.828060][ T32] Call trace: [ 889.828177][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.828262][ T32] r10:8291a684 r9:ec4ddd84 r8:00000002 r7:60000013 r6:ec4ddd8c r5:857c5400 [ 889.828289][ T32] r4:857c5400 [ 889.828335][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.828383][ T32] r5:857c5400 r4:8291a680 [ 889.828403][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.828442][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.828482][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4dde08 [ 889.828520][ T32] r4:00000000 [ 889.828570][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.828608][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.828642][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.828683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85815400 [ 889.828705][ T32] r4:00000000 [ 889.828726][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.828849][ T32] r9:83018205 r8:857c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 889.828875][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.828944][ T32] r5:00001000 r4:ec1f9000 [ 889.828992][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.829035][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.829077][ T32] r5:85899b8c r4:85899800 [ 889.829097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.829141][ T32] r7:ddde2d80 r6:83018200 r5:85899b8c r4:85825600 [ 889.829181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.829256][ T32] r10:61c88647 r9:857c5400 r8:8582562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.829282][ T32] r4:85825600 [ 889.829348][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.829396][ T32] r10:00000000 r9:85825600 r8:80287e08 r7:ec4c1e60 r6:85812900 r5:857c5400 [ 889.829419][ T32] r4:00000001 [ 889.829439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.829500][ T32] Exception stack(0xec4ddfb0 to 0xec4ddff8) [ 889.829585][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.829703][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.829816][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.829935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.830049][ T32] r4:858155c0 [ 889.830335][ T32] INFO: task kworker/1:446:5551 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.830370][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.830680][ T32] Workqueue: events bpf_prog_free_deferred [ 889.830731][ T32] Call trace: [ 889.830792][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.830846][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.830871][ T32] r4:00000000 [ 889.830891][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.831015][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.831047][ T32] dd20: e5196000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.831077][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.831103][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.831127][ T32] r5:800f0013 r4:80239bb0 [ 889.831147][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.831223][ T32] r4:82ac21e4 [ 889.831254][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 889.831432][ T32] r4:00000000 ** 5 printk messages dropped ** [ 889.831616][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 889.831820][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.831841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 889.831932][ T32] r4:85249480 ** 3 printk messages dropped ** [ 889.832043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 889.832376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 889.833002][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 889.833466][ T32] r9:83018205 r8:857c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 ** 9 printk messages dropped ** [ 889.864388][ T32] r4:85825680 ** 2 printk messages dropped ** [ 889.864488][ T32] r4:00000001 ** 4 printk messages dropped ** [ 889.864691][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 889.865817][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 10 printk messages dropped ** [ 889.866227][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 889.866606][ T32] r5:85272b8c r4:85272800 ** 1 printk messages dropped ** [ 889.866670][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 2 printk messages dropped ** [ 889.866759][ T32] r4:85249480 ** 3 printk messages dropped ** [ 889.866865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 889.867096][ T32] INFO: task kworker/1:448:5555 blocked for more than 466 seconds. ** 5 printk messages dropped ** [ 889.867507][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 889.867772][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4ede08 ** 7 printk messages dropped ** [ 889.868054][ T32] r9:83018205 r8:857c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 7 printk messages dropped ** [ 889.868326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 889.868536][ T32] r10:00000000 r9:85825780 r8:80287e08 r7:ec4c1e60 r6:85812a00 r5:857c6c00 [ 889.868583][ T32] r4:00000001 [ 889.868606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.868643][ T32] Exception stack(0xec4edfb0 to 0xec4edff8) [ 889.868697][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.868736][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.868763][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.868793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.868841][ T32] r4:85815300 [ 889.869095][ T32] INFO: task kworker/1:448:5555 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.869139][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.869216][ T32] Workqueue: events bpf_prog_free_deferred [ 889.869259][ T32] Call trace: [ 889.869287][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.869337][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.869360][ T32] r4:00000000 [ 889.869381][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.869420][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.869464][ T32] dd20: e5855000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.869497][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.869572][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.869601][ T32] r5:800f0013 r4:80239bb0 [ 889.869622][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.869662][ T32] r4:82ac21e4 [ 889.869681][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.869750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.869776][ T32] r4:eab2ddc0 [ 889.869795][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.869838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.869861][ T32] r4:00000000 [ 889.869906][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.869952][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.869994][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.870046][ T32] r5:00001000 r4:dfa09000 [ 889.870068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.870108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.870148][ T32] r5:85272b8c r4:85272800 [ 889.870177][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.870222][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.870242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.870302][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.870354][ T32] r4:85249480 [ 889.870377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.870425][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.870447][ T32] r4:00000001 [ 889.870466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.870502][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.870527][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.870555][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.870582][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.870610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.870632][ T32] r4:85243840 [ 889.870652][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.870675][ T32] INFO: task kworker/1:449:5559 blocked for more than 466 seconds. [ 889.870713][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.870739][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.870761][ T32] task:kworker/1:449 state:D stack:0 pid:5559 tgid:5559 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.870805][ T32] Workqueue: events bpf_prog_free_deferred [ 889.870858][ T32] Call trace: [ 889.870921][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.870968][ T32] r10:8291a684 r9:ec4b9d84 r8:00000002 r7:60000113 r6:ec4b9d8c r5:85836000 [ 889.870992][ T32] r4:85836000 [ 889.871023][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.871069][ T32] r5:85836000 r4:8291a680 [ 889.871089][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.871173][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.871220][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4b9e08 [ 889.871243][ T32] r4:00000000 [ 889.871262][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.871296][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.871329][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.871369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85815900 [ 889.871391][ T32] r4:00000000 [ 889.871424][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.871473][ T32] r9:83018205 r8:85836000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 889.871495][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.871551][ T32] r5:00001000 r4:ec26d000 [ 889.871617][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.871660][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.871721][ T32] r5:8589ab8c r4:8589a800 [ 889.871744][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.871814][ T32] r7:ddde2d80 r6:83018200 r5:8589ab8c r4:85825700 [ 889.871839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.871897][ T32] r10:61c88647 r9:85836000 r8:8582572c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.871930][ T32] r4:85825700 [ 889.871949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.872040][ T32] r10:00000000 r9:85825700 r8:80287e08 r7:ec4c1e60 r6:85825800 r5:85836000 [ 889.872072][ T32] r4:00000001 [ 889.872092][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.872139][ T32] Exception stack(0xec4b9fb0 to 0xec4b9ff8) [ 889.872173][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 889.872202][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.872228][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.872259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.872309][ T32] r4:85815780 [ 889.872554][ T32] INFO: task kworker/1:449:5559 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.872694][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.872754][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 889.872937][ T32] r4:00000000 ** 3 printk messages dropped ** [ 889.873050][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 10 printk messages dropped ** [ 889.895839][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 889.896237][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.896270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 889.896409][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 889.896774][ T32] INFO: task kworker/1:450:5560 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 889.897741][ T32] r4:85836c00 ** 3 printk messages dropped ** [ 889.897885][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 889.898219][ T32] r9:83018205 r8:85836c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 889.898318][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.898389][ T32] r5:00001000 r4:ec27f000 [ 889.898456][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.898527][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.898600][ T32] r5:8589af8c r4:8589ac00 [ 889.898624][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.898670][ T32] r7:ddde2d80 r6:83018200 r5:8589af8c r4:85825880 [ 889.898691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.898738][ T32] r10:61c88647 r9:85836c00 r8:858258ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.898761][ T32] r4:85825880 [ 889.898780][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.898835][ T32] r10:00000000 r9:85825880 r8:80287e08 r7:ec4b9e60 r6:85825900 r5:85836c00 [ 889.898862][ T32] r4:00000001 [ 889.898935][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.898974][ T32] Exception stack(0xec4f5fb0 to 0xec4f5ff8) [ 889.899001][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 889.899029][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.899137][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.899182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.899207][ T32] r4:85815940 [ 889.899681][ T32] INFO: task kworker/1:450:5560 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.899714][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.899768][ T32] Workqueue: events bpf_prog_free_deferred [ 889.900044][ T32] Call trace: [ 889.900078][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.900175][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.900209][ T32] r4:00000000 [ 889.900260][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.900303][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.900332][ T32] dd20: e5c36000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.900389][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.900502][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.900617][ T32] r5:800f0013 r4:80239bb0 [ 889.900642][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.900684][ T32] r4:82ac21e4 [ 889.900704][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.900918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.900951][ T32] r4:eab2ddc0 [ 889.900971][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.901011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 889.901034][ T32] r4:00000000 [ 889.901054][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.901097][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 889.901120][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.901308][ T32] r5:00001000 r4:dfa09000 [ 889.901421][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.901537][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.901656][ T32] r5:85272b8c r4:85272800 [ 889.901763][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.901814][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.901838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.901886][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.901908][ T32] r4:85249480 [ 889.901942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.901990][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.902013][ T32] r4:00000001 [ 889.902057][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.902108][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.902137][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.902220][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.902250][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.902295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.902320][ T32] r4:85243840 [ 889.902340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.902365][ T32] INFO: task kworker/1:451:5562 blocked for more than 466 seconds. [ 889.902392][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.902414][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.902459][ T32] task:kworker/1:451 state:D stack:0 pid:5562 tgid:5562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.902507][ T32] Workqueue: events bpf_prog_free_deferred [ 889.902548][ T32] Call trace: [ 889.902606][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.902655][ T32] r10:8291a684 r9:ec4f9d84 r8:00000002 r7:60000113 r6:ec4f9d8c r5:85835400 ** 5 printk messages dropped ** [ 889.902869][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4f9e08 ** 7 printk messages dropped ** [ 889.903128][ T32] r9:83018205 r8:85835400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 ** 9 printk messages dropped ** [ 889.926566][ T32] r4:85825980 ** 5 printk messages dropped ** [ 889.926852][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 889.927914][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 889.928366][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 889.928583][ T32] r4:00000000 ** 5 printk messages dropped ** [ 889.928797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 889.928918][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.928962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.929033][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.929058][ T32] r4:85249480 [ 889.929099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.929186][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.929222][ T32] r4:00000001 [ 889.929242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.929279][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.929326][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.929368][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.929407][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.929461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.929486][ T32] r4:85243840 [ 889.929528][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.929561][ T32] INFO: task kworker/1:452:5564 blocked for more than 466 seconds. [ 889.929617][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.929664][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.929687][ T32] task:kworker/1:452 state:D stack:0 pid:5564 tgid:5564 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.929768][ T32] Workqueue: events bpf_prog_free_deferred [ 889.929814][ T32] Call trace: [ 889.929882][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.929932][ T32] r10:8291a684 r9:ec501d84 r8:00000002 r7:60000113 r6:ec501d8c r5:85830000 [ 889.929956][ T32] r4:85830000 [ 889.930036][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.930102][ T32] r5:85830000 r4:8291a680 [ 889.930124][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.930190][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.930273][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec501e08 [ 889.930303][ T32] r4:00000000 [ 889.930343][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.930386][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.930440][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.930484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f5040 [ 889.930507][ T32] r4:00000000 [ 889.930526][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.930570][ T32] r9:83018205 r8:85830000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 889.930591][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.930632][ T32] r5:00001000 r4:ec505000 [ 889.930650][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.930697][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.930746][ T32] r5:8589bb8c r4:8589b800 [ 889.930766][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.930832][ T32] r7:ddde2d80 r6:83018200 r5:8589bb8c r4:85825a80 [ 889.930879][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.930950][ T32] r10:61c88647 r9:85830000 r8:85825aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.930976][ T32] r4:85825a80 [ 889.931016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.931074][ T32] r10:00000000 r9:85825a80 r8:80287e08 r7:ec4f9e60 r6:85825b00 r5:85830000 [ 889.931105][ T32] r4:00000001 [ 889.931124][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.931165][ T32] Exception stack(0xec501fb0 to 0xec501ff8) [ 889.931202][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.931235][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.931283][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.931314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.931357][ T32] r4:85815c00 [ 889.931690][ T32] INFO: task kworker/1:452:5564 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.931723][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.931777][ T32] Workqueue: events bpf_prog_free_deferred [ 889.931843][ T32] Call trace: [ 889.931876][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.931944][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.931996][ T32] r4:00000000 [ 889.932024][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.932115][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 1 printk messages dropped ** [ 889.932198][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 8 printk messages dropped ** [ 889.932538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 8 printk messages dropped ** [ 889.932988][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.933033][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.933054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 889.933130][ T32] r4:85249480 ** 3 printk messages dropped ** [ 889.933271][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 889.933622][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 889.956828][ T32] r4:85636c00 ** 3 printk messages dropped ** [ 889.956977][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 889.957040][ T32] r4:00000000 [ 889.957059][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.957106][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.957187][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.957279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85815dc0 [ 889.957329][ T32] r4:00000000 [ 889.957355][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.957425][ T32] r9:83018205 r8:85636c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 889.957452][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.957495][ T32] r5:00001000 r4:ec2bb000 [ 889.957526][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.957568][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.957611][ T32] r5:8589b78c r4:8589b400 [ 889.957631][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.957678][ T32] r7:ddde2d80 r6:83018200 r5:8589b78c r4:85825b80 [ 889.957699][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.957744][ T32] r10:61c88647 r9:85636c00 r8:85825bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.957766][ T32] r4:85825b80 [ 889.957785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.957830][ T32] r10:00000000 r9:85825b80 r8:80287e08 r7:ec501e60 r6:85825c00 r5:85636c00 [ 889.957852][ T32] r4:00000001 [ 889.957893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.957934][ T32] Exception stack(0xec4b1fb0 to 0xec4b1ff8) [ 889.957963][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.958011][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.958041][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.958070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.958093][ T32] r4:85815c00 [ 889.958737][ T32] INFO: task kworker/1:453:5566 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.958797][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.958909][ T32] Workqueue: events bpf_prog_free_deferred [ 889.958976][ T32] Call trace: [ 889.959032][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.959085][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.959108][ T32] r4:00000000 [ 889.959174][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.959219][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 889.959248][ T32] dd20: e66c8000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 889.959302][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 889.959330][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 889.959354][ T32] r5:800f0013 r4:80239bb0 [ 889.959374][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.959415][ T32] r4:82ac21e4 [ 889.959434][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.959475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 889.959498][ T32] r4:eab2ddc0 [ 889.959539][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.959584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 1 printk messages dropped ** [ 889.959657][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 889.959722][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.959786][ T32] r5:00001000 r4:dfa09000 [ 889.959815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.959867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.959922][ T32] r5:85272b8c r4:85272800 [ 889.959945][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.960013][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.960043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.960091][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.960133][ T32] r4:85249480 [ 889.960162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.960218][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.960255][ T32] r4:00000001 [ 889.960277][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.960312][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.960337][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.960376][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.960429][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.960469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.960494][ T32] r4:85243840 [ 889.960517][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.960581][ T32] INFO: task kworker/1:454:5569 blocked for more than 466 seconds. [ 889.960622][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.960647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 889.960980][ T32] r4:85888000 ** 3 printk messages dropped ** [ 889.961149][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 889.961588][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 889.962099][ T32] r10:00000000 r9:85825c80 r8:80287e08 r7:ec501e60 r6:85825d00 r5:85888000 ** 7 printk messages dropped ** [ 889.962388][ T32] r4:857f5280 ** 2 printk messages dropped ** [ 889.962846][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 889.963228][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 889.973998][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 889.974422][ T32] r5:85272b8c r4:85272800 ** 1 printk messages dropped ** [ 889.974516][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 2 printk messages dropped ** [ 889.974635][ T32] r4:85249480 [ 889.974656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.974701][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 889.974746][ T32] r4:00000001 [ 889.974795][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.974836][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 889.974888][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.974922][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.974992][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.975025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.975077][ T32] r4:85243840 [ 889.975125][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.975165][ T32] INFO: task kworker/1:455:5570 blocked for more than 467 seconds. [ 889.975199][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.975237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.975263][ T32] task:kworker/1:455 state:D stack:0 pid:5570 tgid:5570 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.975321][ T32] Workqueue: events bpf_prog_free_deferred [ 889.975397][ T32] Call trace: [ 889.975431][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 889.975484][ T32] r10:8291a684 r9:ec511d84 r8:00000002 r7:60000113 r6:ec511d8c r5:85888c00 [ 889.975506][ T32] r4:85888c00 [ 889.975526][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 889.975566][ T32] r5:85888c00 r4:8291a680 [ 889.975586][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.975645][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 889.975720][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec511e08 [ 889.975745][ T32] r4:00000000 [ 889.975786][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 889.975845][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.975914][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.975963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f5300 [ 889.975995][ T32] r4:00000000 [ 889.976017][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 889.976083][ T32] r9:83018205 r8:85888c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 889.976136][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.976189][ T32] r5:00001000 r4:ec519000 [ 889.976209][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.976270][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.976365][ T32] r5:858a438c r4:858a4000 [ 889.976394][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.976439][ T32] r7:ddde2d80 r6:83018200 r5:858a438c r4:85825d80 [ 889.976462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.976508][ T32] r10:61c88647 r9:85888c00 r8:85825dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.976530][ T32] r4:85825d80 [ 889.976587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.976635][ T32] r10:00000000 r9:85825d80 r8:80287e08 r7:ec509e60 r6:85825e00 r5:85888c00 [ 889.976679][ T32] r4:00000001 [ 889.976701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.976822][ T32] Exception stack(0xec511fb0 to 0xec511ff8) [ 889.976851][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.976897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.976949][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.976981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.977025][ T32] r4:857f5100 [ 889.977695][ T32] INFO: task kworker/1:455:5570 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 889.977755][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.977815][ T32] Workqueue: events bpf_prog_free_deferred [ 889.977860][ T32] Call trace: [ 889.978041][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 889.978109][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 889.978137][ T32] r4:00000000 [ 889.978210][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 889.978460][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 889.978755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 889.979180][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.979222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.979276][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.979300][ T32] r4:85249480 ** 1 printk messages dropped ** [ 889.979386][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 889.979693][ T32] INFO: task kworker/1:456:5572 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 889.980035][ T32] r4:85889800 ** 3 printk messages dropped ** [ 889.980175][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 889.980517][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 889.980921][ T32] r10:00000000 r9:85825e80 r8:80287e08 r7:ec511e60 r6:85825f00 r5:85889800 ** 7 printk messages dropped ** [ 889.981203][ T32] r4:857f52c0 ** 2 printk messages dropped ** [ 889.981759][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 889.982169][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 8 printk messages dropped ** [ 889.982556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 889.982949][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 889.983016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 889.983090][ T32] r4:85249480 ** 5 printk messages dropped ** [ 889.983339][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 890.011117][ T32] INFO: task kworker/1:457:5575 blocked for more than 467 seconds. [ 890.011160][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.011187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.011210][ T32] task:kworker/1:457 state:D stack:0 pid:5575 tgid:5575 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.011285][ T32] Workqueue: events bpf_prog_free_deferred [ 890.011357][ T32] Call trace: [ 890.011409][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.011489][ T32] r10:8291a684 r9:ec525d84 r8:00000002 r7:60000113 r6:ec525d8c r5:8588a400 [ 890.011523][ T32] r4:8588a400 [ 890.011543][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.011586][ T32] r5:8588a400 r4:8291a680 [ 890.011606][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.011643][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.011705][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec525e08 [ 890.011751][ T32] r4:00000000 [ 890.011794][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.011833][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.011893][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.011937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f5480 [ 890.011980][ T32] r4:00000000 [ 890.012025][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.012074][ T32] r9:83018205 r8:8588a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 890.012095][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.012137][ T32] r5:00001000 r4:ec527000 [ 890.012163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.012203][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.012244][ T32] r5:858a478c r4:858a4400 [ 890.012275][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.012345][ T32] r7:ddde2d80 r6:83018200 r5:858a478c r4:85825f80 [ 890.012391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.012443][ T32] r10:61c88647 r9:8588a400 r8:85825fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.012466][ T32] r4:85825f80 [ 890.012486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.012552][ T32] r10:00000000 r9:85825f80 r8:80287e08 r7:ec51de60 r6:857ee000 r5:8588a400 [ 890.012601][ T32] r4:00000001 [ 890.012653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.012694][ T32] Exception stack(0xec525fb0 to 0xec525ff8) [ 890.012743][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.012781][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.012814][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.012843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.012865][ T32] r4:857f53c0 [ 890.023987][ T32] INFO: task kworker/1:457:5575 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 890.024085][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.024213][ T32] Workqueue: events bpf_prog_free_deferred [ 890.024332][ T32] Call trace: [ 890.024390][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.024450][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 890.024495][ T32] r4:00000000 [ 890.024519][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.024581][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 890.024624][ T32] dd20: e6e5d000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 890.024655][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 890.024689][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 890.024734][ T32] r5:800f0013 r4:80239bb0 [ 890.024776][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.024846][ T32] r4:82ac21e4 [ 890.024870][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.024913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 890.024935][ T32] r4:eab2ddc0 [ 890.024974][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.025020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 890.025042][ T32] r4:00000000 [ 890.025062][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.025107][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 890.025128][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.025201][ T32] r5:00001000 r4:dfa09000 [ 890.025255][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.025299][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 890.025448][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 890.025496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.025566][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 890.025688][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 890.026029][ T32] INFO: task kworker/1:458:5576 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 890.026379][ T32] r4:8588b000 ** 3 printk messages dropped ** [ 890.026502][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 890.026981][ T32] r9:83018205 r8:8588b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 ** 9 printk messages dropped ** [ 890.027362][ T32] r4:857ee080 ** 3 printk messages dropped ** [ 890.027488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 890.028396][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 890.028744][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 890.029018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 8 printk messages dropped ** [ 890.029430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 890.029499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 890.029727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 890.030044][ T32] INFO: task kworker/1:459:5578 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 890.030503][ T32] r4:8588bc00 ** 3 printk messages dropped ** [ 890.030664][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 890.030983][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.031025][ T32] r5:00001000 r4:ec53b000 [ 890.031044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.031083][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.031125][ T32] r5:858a4f8c r4:858a4c00 [ 890.031178][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.031252][ T32] r7:ddde2d80 r6:83018200 r5:858a4f8c r4:857ee180 [ 890.031276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.031343][ T32] r10:61c88647 r9:8588bc00 r8:857ee1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.031369][ T32] r4:857ee180 [ 890.031409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.031458][ T32] r10:00000000 r9:857ee180 r8:80287e08 r7:ec531e60 r6:857ee200 r5:8588bc00 [ 890.031481][ T32] r4:00000001 [ 890.031499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.031533][ T32] Exception stack(0xec539fb0 to 0xec539ff8) [ 890.031581][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.031613][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.031667][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.031699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.031722][ T32] r4:857f5900 [ 890.032085][ T32] INFO: task kworker/1:459:5578 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 890.032140][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.032253][ T32] Workqueue: events bpf_prog_free_deferred [ 890.032301][ T32] Call trace: [ 890.032336][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.032386][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 890.032409][ T32] r4:00000000 [ 890.032428][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.032466][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 890.032511][ T32] dd20: e6e5d000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 890.032543][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 890.032569][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 890.032592][ T32] r5:800f0013 r4:80239bb0 [ 890.032612][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.032682][ T32] r4:82ac21e4 [ 890.032706][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.032747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 890.032769][ T32] r4:eab2ddc0 [ 890.032797][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.032841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 890.032863][ T32] r4:00000000 [ 890.032905][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.032981][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 890.033028][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.033072][ T32] r5:00001000 r4:dfa09000 [ 890.033092][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.033187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.033238][ T32] r5:85272b8c r4:85272800 [ 890.033260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.033306][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 890.033327][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.033372][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.033395][ T32] r4:85249480 [ 890.033437][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.053082][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 890.053133][ T32] r4:00000001 [ 890.053163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.053244][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 890.053275][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.053328][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.053400][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.053464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.053772][ T32] r4:85243840 [ 890.053808][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.053861][ T32] INFO: task kworker/1:460:5580 blocked for more than 467 seconds. [ 890.053919][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.053947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.053991][ T32] task:kworker/1:460 state:D stack:0 pid:5580 tgid:5580 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.054075][ T32] Workqueue: events bpf_prog_free_deferred [ 890.054130][ T32] Call trace: [ 890.054169][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.054223][ T32] r10:8291a684 r9:ec545d84 r8:00000002 r7:60000013 r6:ec545d8c r5:8588c800 [ 890.054267][ T32] r4:8588c800 [ 890.054292][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.054336][ T32] r5:8588c800 r4:8291a680 [ 890.054377][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.054446][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.054491][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec545e08 [ 890.054534][ T32] r4:00000000 [ 890.054557][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.054593][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.054640][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.054685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f5940 [ 890.054707][ T32] r4:00000000 [ 890.054727][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.054772][ T32] r9:83018205 r8:8588c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 890.054794][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.054835][ T32] r5:00001000 r4:ec541000 [ 890.054854][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.054892][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.054942][ T32] r5:858a538c r4:858a5000 [ 890.054965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.055012][ T32] r7:ddde2d80 r6:83018200 r5:858a538c r4:857ee280 [ 890.055034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.055081][ T32] r10:61c88647 r9:8588c800 r8:857ee2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.055117][ T32] r4:857ee280 [ 890.055140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.055192][ T32] r10:00000000 r9:857ee280 r8:80287e08 r7:ec531e60 r6:857ee300 r5:8588c800 [ 890.055214][ T32] r4:00000001 [ 890.055233][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 890.055371][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 890.056398][ T32] r4:00000000 ** 3 printk messages dropped ** [ 890.056537][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 8 printk messages dropped ** [ 890.056922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 890.057307][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 890.057352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 890.057508][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 890.057761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 890.058222][ T32] r10:8291a684 r9:ec54dd84 r8:00000002 r7:60000013 r6:ec54dd8c r5:8588d400 ** 6 printk messages dropped ** [ 890.058484][ T32] r4:00000000 ** 4 printk messages dropped ** [ 890.058666][ T32] r4:00000000 ** 6 printk messages dropped ** [ 890.058905][ T32] r5:858a5b8c r4:858a5800 ** 6 printk messages dropped ** [ 890.059205][ T32] r10:00000000 r9:857ee380 r8:80287e08 r7:ec531e60 r6:857ee400 r5:8588d400 ** 6 printk messages dropped ** [ 890.059438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 890.059835][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.060010][ T32] Workqueue: events bpf_prog_free_deferred [ 890.060082][ T32] Call trace: [ 890.060114][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.060173][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 890.060218][ T32] r4:00000000 [ 890.060247][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.060310][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 890.060342][ T32] dd20: e727d000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 890.060400][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 890.060450][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 890.060477][ T32] r5:800f0013 r4:80239bb0 [ 890.060498][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.060547][ T32] r4:82ac21e4 [ 890.060570][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.060612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 890.060634][ T32] r4:eab2ddc0 [ 890.060654][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.060695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 890.060717][ T32] r4:00000000 [ 890.060736][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.060797][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 890.060821][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.060865][ T32] r5:00001000 r4:dfa09000 [ 890.060885][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.060924][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.060965][ T32] r5:85272b8c r4:85272800 [ 890.060986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.061030][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 890.061051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.061096][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.061118][ T32] r4:85249480 [ 890.061161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.061238][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 890.061262][ T32] r4:00000001 [ 890.061280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.061359][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 890.061389][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.061417][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.061444][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.061492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.061521][ T32] r4:85243840 [ 890.061550][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.061578][ T32] INFO: task kworker/1:462:5584 blocked for more than 467 seconds. [ 890.061616][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.061642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.061662][ T32] task:kworker/1:462 state:D stack:0 pid:5584 tgid:5584 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.061706][ T32] Workqueue: events bpf_prog_free_deferred [ 890.061746][ T32] Call trace: [ 890.061775][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.061820][ T32] r10:8291a684 r9:ec559d84 r8:00000002 r7:60000113 r6:ec559d8c r5:8588e000 [ 890.061842][ T32] r4:8588e000 [ 890.061863][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.061904][ T32] r5:8588e000 r4:8291a680 [ 890.061924][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.061974][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.062019][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec559e08 [ 890.062042][ T32] r4:00000000 [ 890.062069][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.062117][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.062160][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.062213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575e040 [ 890.062238][ T32] r4:00000000 [ 890.062279][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.062327][ T32] r9:83018205 r8:8588e000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 890.062349][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.062390][ T32] r5:00001000 r4:eac09000 [ 890.062439][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.062481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.062524][ T32] r5:858a678c r4:858a6400 [ 890.062545][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.062589][ T32] r7:ddde2d80 r6:83018200 r5:858a678c r4:857ee480 [ 890.062609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.062678][ T32] r10:61c88647 r9:8588e000 r8:857ee4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.062704][ T32] r4:857ee480 [ 890.062724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 890.062907][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 890.096403][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 890.096773][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 8 printk messages dropped ** [ 890.097042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 8 printk messages dropped ** [ 890.097386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 890.097465][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 890.097710][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 890.097976][ T32] INFO: task kworker/1:463:5586 blocked for more than 467 seconds. ** 6 printk messages dropped ** [ 890.098245][ T32] r10:8291a684 r9:ec561d84 r8:00000002 r7:60000113 r6:ec561d8c r5:8588ec00 ** 6 printk messages dropped ** [ 890.098446][ T32] r4:00000000 ** 4 printk messages dropped ** [ 890.098683][ T32] r4:00000000 ** 5 printk messages dropped ** [ 890.098864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 890.098969][ T32] r7:ddde2d80 r6:83018200 r5:858a5f8c r4:857ee580 [ 890.098990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.099037][ T32] r10:61c88647 r9:8588ec00 r8:857ee5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.099059][ T32] r4:857ee580 [ 890.099078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.099139][ T32] r10:00000000 r9:857ee580 r8:80287e08 r7:ec559e60 r6:857ee600 r5:8588ec00 [ 890.099171][ T32] r4:00000001 [ 890.099190][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.099225][ T32] Exception stack(0xec561fb0 to 0xec561ff8) [ 890.099270][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.099302][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.099339][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.099371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.099393][ T32] r4:857f5c80 [ 890.100028][ T32] INFO: task kworker/1:463:5586 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 890.100064][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.100149][ T32] Workqueue: events bpf_prog_free_deferred [ 890.100201][ T32] Call trace: [ 890.100270][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.100324][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 890.100347][ T32] r4:00000000 [ 890.100366][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.100414][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 890.100445][ T32] dd20: e7d18000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 890.100474][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 890.100498][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 890.100522][ T32] r5:800f0013 r4:80239bb0 [ 890.100542][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.100581][ T32] r4:82ac21e4 [ 890.100600][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.100641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 890.100662][ T32] r4:eab2ddc0 [ 890.100681][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.100722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 890.100743][ T32] r4:00000000 [ 890.100762][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.100805][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 890.100826][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.100865][ T32] r5:00001000 r4:dfa09000 [ 890.100908][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.100952][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.100994][ T32] r5:85272b8c r4:85272800 [ 890.101014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.101058][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 890.101108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.101189][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.101218][ T32] r4:85249480 [ 890.101238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.101283][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 890.101338][ T32] r4:00000001 [ 890.101361][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.101429][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 890.101457][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.101513][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.101543][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.101571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.101593][ T32] r4:85243840 [ 890.101630][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.101660][ T32] INFO: task kworker/1:464:5588 blocked for more than 467 seconds. [ 890.101687][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.101710][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.101739][ T32] task:kworker/1:464 state:D stack:0 pid:5588 tgid:5588 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.101805][ T32] Workqueue: events bpf_prog_free_deferred [ 890.101849][ T32] Call trace: [ 890.101901][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.101949][ T32] r10:8291a684 r9:ec359d84 r8:00000002 r7:60000113 r6:ec359d8c r5:85890000 [ 890.101972][ T32] r4:85890000 [ 890.102001][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.102066][ T32] r5:85890000 r4:8291a680 [ 890.102090][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.102317][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.102373][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec359e08 [ 890.102396][ T32] r4:00000000 [ 890.102415][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.102448][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.102481][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.102539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85815f80 [ 890.102622][ T32] r4:00000000 [ 890.102644][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.102712][ T32] r9:83018205 r8:85890000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 890.102737][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.102781][ T32] r5:00001000 r4:dfad5000 [ 890.102800][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 890.103150][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 890.103401][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 890.115220][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 890.115707][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 890.116187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 7 printk messages dropped ** [ 890.116530][ T32] r5:85272b8c r4:85272800 ** 1 printk messages dropped ** [ 890.116599][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 2 printk messages dropped ** [ 890.116698][ T32] r4:85249480 ** 3 printk messages dropped ** [ 890.116808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 890.117077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 890.117481][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 890.117792][ T32] r4:00000000 ** 6 printk messages dropped ** [ 890.118084][ T32] r5:858a6b8c r4:858a6800 ** 6 printk messages dropped ** [ 890.118359][ T32] r10:00000000 r9:857ee780 r8:80287e08 r7:ec559e60 r6:857ee800 r5:85890c00 ** 5 printk messages dropped ** [ 890.118582][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 890.119196][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 890.119219][ T32] r4:00000000 [ 890.119239][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.119277][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 890.119304][ T32] dd20: e7d18000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 890.119332][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 890.119357][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 890.119401][ T32] r5:800f0013 r4:80239bb0 [ 890.119455][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.119498][ T32] r4:82ac21e4 [ 890.119537][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.119587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 890.119619][ T32] r4:eab2ddc0 [ 890.119641][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.119691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 890.119716][ T32] r4:00000000 [ 890.119735][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.119790][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 890.119815][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.119856][ T32] r5:00001000 r4:dfa09000 [ 890.119877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.119925][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.119970][ T32] r5:85272b8c r4:85272800 [ 890.119990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.120035][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 890.120076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.120125][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.120154][ T32] r4:85249480 [ 890.120186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.120234][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 890.120278][ T32] r4:00000001 [ 890.120309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.120345][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 890.120380][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.120421][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.120450][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.120513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.120539][ T32] r4:85243840 [ 890.120580][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.120609][ T32] INFO: task kworker/1:466:5593 blocked for more than 467 seconds. [ 890.120647][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.120673][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.120694][ T32] task:kworker/1:466 state:D stack:0 pid:5593 tgid:5593 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.120770][ T32] Workqueue: events bpf_prog_free_deferred [ 890.120829][ T32] Call trace: [ 890.120872][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.120921][ T32] r10:8291a684 r9:ec379d84 r8:00000002 r7:60000013 r6:ec379d8c r5:85891800 [ 890.120943][ T32] r4:85891800 [ 890.120982][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.121027][ T32] r5:85891800 r4:8291a680 [ 890.121056][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.121096][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.121137][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec379e08 [ 890.121181][ T32] r4:00000000 [ 890.121209][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.121246][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.121280][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.121320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575e300 [ 890.121358][ T32] r4:00000000 [ 890.121380][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.121464][ T32] r9:83018205 r8:85891800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 890.121489][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.121530][ T32] r5:00001000 r4:eb18f000 [ 890.121549][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.121587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.121629][ T32] r5:858a6f8c r4:858a6c00 [ 890.121671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.121720][ T32] r7:ddde2d80 r6:83018200 r5:858a6f8c r4:857ee880 [ 890.121740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 890.121956][ T32] r4:00000001 ** 4 printk messages dropped ** [ 890.122117][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 890.122742][ T32] r4:00000000 ** 3 printk messages dropped ** [ 890.122904][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 8 printk messages dropped ** [ 890.123201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 9 printk messages dropped ** [ 890.150955][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 890.151022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 890.151188][ T32] r4:85249480 ** 4 printk messages dropped ** [ 890.151564][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 6 printk messages dropped ** [ 890.152063][ T32] INFO: task kworker/1:467:5595 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 890.152833][ T32] r4:85892400 ** 4 printk messages dropped ** [ 890.153280][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3bde08 ** 7 printk messages dropped ** [ 890.168046][ T32] r9:83018205 r8:85892400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 ** 9 printk messages dropped ** [ 890.169043][ T32] r4:857ee980 ** 3 printk messages dropped ** [ 890.169363][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 890.171119][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 890.172011][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 890.172075][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 890.172150][ T32] r5:800f0013 r4:80239bb0 [ 890.172207][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.172317][ T32] r4:82ac21e4 [ 890.172384][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.172499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 890.172569][ T32] r4:eab2ddc0 [ 890.172629][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.172737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 890.172806][ T32] r4:00000000 [ 890.172865][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.172968][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 890.173035][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.173137][ T32] r5:00001000 r4:dfa09000 [ 890.173208][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.173323][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.173381][ T32] r5:85272b8c r4:85272800 [ 890.173409][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.173513][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 890.190169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.190271][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.190321][ T32] r4:85249480 [ 890.190367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.190427][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 890.190452][ T32] r4:00000001 [ 890.190472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.190510][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 890.190539][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.190567][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.190617][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.190655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.190677][ T32] r4:85243840 [ 890.190701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.190738][ T32] INFO: task kworker/1:468:5596 blocked for more than 467 seconds. [ 890.190773][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.190798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.190820][ T32] task:kworker/1:468 state:D stack:0 pid:5596 tgid:5596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.190878][ T32] Workqueue: events bpf_prog_free_deferred [ 890.190939][ T32] Call trace: [ 890.190993][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.191049][ T32] r10:8291a684 r9:ec375d84 r8:00000002 r7:60000013 r6:ec375d8c r5:85893000 [ 890.191072][ T32] r4:85893000 [ 890.191092][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.191165][ T32] r5:85893000 r4:8291a680 [ 890.191190][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.191230][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.191303][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec375e08 [ 890.191330][ T32] r4:00000000 [ 890.191349][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.191384][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.191440][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.191485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575e480 [ 890.191508][ T32] r4:00000000 [ 890.191527][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.191572][ T32] r9:83018205 r8:85893000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 890.191615][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.191681][ T32] r5:00001000 r4:eb205000 [ 890.191710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.191751][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.191794][ T32] r5:858a738c r4:858a7000 [ 890.191843][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.191899][ T32] r7:ddde2d80 r6:83018200 r5:858a738c r4:857eea80 [ 890.191920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.191967][ T32] r10:61c88647 r9:85893000 r8:857eeaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.192000][ T32] r4:857eea80 [ 890.192022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.192068][ T32] r10:00000000 r9:857eea80 r8:80287e08 r7:ec3bde60 r6:857eeb00 r5:85893000 [ 890.192090][ T32] r4:00000001 [ 890.192130][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.192174][ T32] Exception stack(0xec375fb0 to 0xec375ff8) [ 890.192201][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.192228][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.192253][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 890.193045][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 890.193360][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 4 printk messages dropped ** [ 890.206627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 890.207052][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 890.207314][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 890.207340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 890.207552][ T32] r4:00000001 ** 4 printk messages dropped ** [ 890.207713][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 890.208060][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 890.208331][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 890.208690][ T32] r4:00000000 ** 4 printk messages dropped ** [ 890.208866][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 890.209353][ T32] r4:00000001 ** 2 printk messages dropped ** [ 890.209467][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 890.210342][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 890.210684][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 ** 8 printk messages dropped ** [ 890.211007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 7 printk messages dropped ** [ 890.211313][ T32] r5:85272b8c r4:85272800 ** 1 printk messages dropped ** [ 890.211379][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 ** 1 printk messages dropped ** [ 890.211451][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 890.211615][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 890.211733][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.211782][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.211844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.211869][ T32] r4:85243840 [ 890.211909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.211937][ T32] INFO: task kworker/1:470:5600 blocked for more than 467 seconds. [ 890.211985][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.212011][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.212032][ T32] task:kworker/1:470 state:D stack:0 pid:5600 tgid:5600 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.212120][ T32] Workqueue: events bpf_prog_free_deferred [ 890.212201][ T32] Call trace: [ 890.212258][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.212306][ T32] r10:8291a684 r9:ec3f5d84 r8:00000002 r7:60000013 r6:ec3f5d8c r5:85894800 [ 890.212349][ T32] r4:85894800 [ 890.212378][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.212427][ T32] r5:85894800 r4:8291a680 [ 890.212448][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.212507][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.212553][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3f5e08 [ 890.212596][ T32] r4:00000000 [ 890.212618][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.212653][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.212706][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.212770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85754440 [ 890.212819][ T32] r4:00000000 [ 890.212841][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.212887][ T32] r9:83018205 r8:85894800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 890.212908][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.212984][ T32] r5:00001000 r4:ec10f000 [ 890.213027][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.213091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.213136][ T32] r5:858b0f8c r4:858b0c00 [ 890.213198][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.213254][ T32] r7:ddde2d80 r6:83018200 r5:858b0f8c r4:857eed00 [ 890.213275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.213321][ T32] r10:61c88647 r9:85894800 r8:857eed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.213356][ T32] r4:857eed00 [ 890.213378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.213474][ T32] r10:00000000 r9:857eed00 r8:80287e08 r7:ec3c1e60 r6:857eed80 r5:85894800 [ 890.228222][ T32] r4:00000001 [ 890.228276][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.228341][ T32] Exception stack(0xec3f5fb0 to 0xec3f5ff8) [ 890.228373][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.228402][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.228447][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.228478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.228500][ T32] r4:8575e900 [ 890.229140][ T32] INFO: task kworker/1:470:5600 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 890.229210][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.229372][ T32] Workqueue: events bpf_prog_free_deferred [ 890.229534][ T32] Call trace: [ 890.229621][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.229703][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 890.229730][ T32] r4:00000000 [ 890.229771][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.229815][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 890.229865][ T32] dd20: e8a88000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 890.229898][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 890.229923][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 890.230007][ T32] r5:800f0013 r4:80239bb0 [ 890.230032][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.230074][ T32] r4:82ac21e4 [ 890.230095][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.230158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 890.230186][ T32] r4:eab2ddc0 [ 890.230206][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.230267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 890.230307][ T32] r4:00000000 [ 890.230329][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.230376][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 890.230397][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.230461][ T32] r5:00001000 r4:dfa09000 [ 890.230485][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 890.230658][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 890.230679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.230746][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 890.230837][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 890.231277][ T32] INFO: task kworker/1:471:5602 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 890.231780][ T32] r5:85896c00 r4:8291a680 ** 3 printk messages dropped ** [ 890.231931][ T32] r4:00000000 ** 4 printk messages dropped ** [ 890.232152][ T32] r4:00000000 ** 4 printk messages dropped ** [ 890.232295][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 890.232778][ T32] r4:00000001 ** 3 printk messages dropped ** [ 890.232912][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 890.250313][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 5 printk messages dropped ** [ 890.250527][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 890.250776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 ** 4 printk messages dropped ** [ 890.250979][ T32] r5:00001000 r4:dfa09000 ** 4 printk messages dropped ** [ 890.251246][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 890.251272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 890.251412][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 890.251693][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 890.252137][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 890.252397][ T32] r5:85895400 r4:8291a680 ** 3 printk messages dropped ** [ 890.252560][ T32] r4:00000000 ** 3 printk messages dropped ** [ 890.252739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581ec40 [ 890.252760][ T32] r4:00000000 [ 890.252779][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.252842][ T32] r9:83018205 r8:85895400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 890.252868][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.252931][ T32] r5:00001000 r4:eb79d000 [ 890.252955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.252994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.253035][ T32] r5:858b038c r4:858b0000 [ 890.253069][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.253116][ T32] r7:ddde2d80 r6:83018200 r5:858b038c r4:857eee80 [ 890.253136][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.253212][ T32] r10:61c88647 r9:85895400 r8:857eeeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.253245][ T32] r4:857eee80 [ 890.253265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.253311][ T32] r10:00000000 r9:857eee80 r8:80287e08 r7:ec3f5e60 r6:857eef00 r5:85895400 [ 890.253333][ T32] r4:00000001 [ 890.253352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.253386][ T32] Exception stack(0xec431fb0 to 0xec431ff8) [ 890.253412][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.253490][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.263963][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.264019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.264044][ T32] r4:8575e7c0 [ 890.264673][ T32] INFO: task kworker/1:472:5603 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 890.264734][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.264807][ T32] Workqueue: events bpf_prog_free_deferred [ 890.264905][ T32] Call trace: [ 890.264961][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.265020][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 890.265043][ T32] r4:00000000 [ 890.265083][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.265127][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 890.265213][ T32] dd20: e9157000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 890.265270][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 890.265319][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 890.265346][ T32] r5:800f0013 r4:80239bb0 [ 890.265367][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.265411][ T32] r4:82ac21e4 [ 890.265431][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.265472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 890.265495][ T32] r4:eab2ddc0 [ 890.265514][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.265576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 890.265603][ T32] r4:00000000 [ 890.265638][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.265707][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 890.265733][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.265775][ T32] r5:00001000 r4:dfa09000 [ 890.265815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.265877][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.265950][ T32] r5:85272b8c r4:85272800 [ 890.265975][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.266046][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 890.266092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.266147][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.266172][ T32] r4:85249480 [ 890.266212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.266262][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 890.266285][ T32] r4:00000001 [ 890.266326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.266364][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 890.266391][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.266420][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.266446][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.266494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.266519][ T32] r4:85243840 [ 890.266541][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.266569][ T32] INFO: task kworker/0:767:5606 blocked for more than 467 seconds. [ 890.266602][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.266626][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.266689][ T32] task:kworker/0:767 state:D stack:0 pid:5606 tgid:5606 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.266740][ T32] Workqueue: events bpf_prog_free_deferred [ 890.266780][ T32] Call trace: [ 890.266810][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.266877][ T32] r10:8291a684 r9:ec575d84 r8:00000002 r7:60000113 r6:ec575d8c r5:85839800 [ 890.266903][ T32] r4:85839800 [ 890.266925][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.266987][ T32] r5:85839800 r4:8291a680 [ 890.267011][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.267064][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.267105][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec575e08 [ 890.267128][ T32] r4:00000000 [ 890.267169][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.267220][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.267256][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.267316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fb340 [ 890.267341][ T32] r4:00000000 [ 890.267361][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.267436][ T32] r9:83018005 r8:85839800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 890.267481][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.267525][ T32] r5:00001000 r4:ec1d5000 [ 890.267555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.267596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.267638][ T32] r5:8577fb8c r4:8577f800 [ 890.267671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.267719][ T32] r7:dddced80 r6:83018000 r5:8577fb8c r4:85812a80 [ 890.267740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.267785][ T32] r10:61c88647 r9:85839800 r8:85812aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.267807][ T32] r4:85812a80 [ 890.267847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.267913][ T32] r10:00000000 r9:85812a80 r8:80287e08 r7:ec499e60 r6:857eef80 r5:85839800 [ 890.267958][ T32] r4:00000001 [ 890.268000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.268059][ T32] Exception stack(0xec575fb0 to 0xec575ff8) [ 890.268089][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.268118][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.268170][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.268226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.268251][ T32] r4:857ae940 [ 890.268566][ T32] INFO: task kworker/0:767:5606 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 890.268598][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.268697][ T32] Workqueue: events bpf_prog_free_deferred [ 890.268766][ T32] Call trace: [ 890.268795][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.268866][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 890.268914][ T32] r4:00000000 ** 1 printk messages dropped ** [ 890.268975][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) ** 7 printk messages dropped ** [ 890.269261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 7 printk messages dropped ** [ 890.269545][ T32] r5:00001000 r4:dfa09000 ** 4 printk messages dropped ** [ 890.269758][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 890.269778][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.269823][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.269868][ T32] r4:85249480 [ 890.269892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 890.270134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 890.270516][ T32] r4:85838000 ** 3 printk messages dropped ** [ 890.270673][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 890.271065][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 890.271470][ T32] r10:00000000 r9:8575a000 r8:80287e08 r7:ec3f5e60 r6:8575a080 r5:85838000 ** 6 printk messages dropped ** [ 890.271736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 890.272348][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 890.272792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 7 printk messages dropped ** [ 890.273054][ T32] r5:00001000 r4:dfa09000 ** 4 printk messages dropped ** [ 890.273298][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 890.273319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 890.273505][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 890.296144][ T32] r4:85243840 ** 3 printk messages dropped ** [ 890.296264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 890.296653][ T32] r5:8583a400 r4:8291a680 ** 2 printk messages dropped ** [ 890.296781][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3d9e08 ** 8 printk messages dropped ** [ 890.297193][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 890.297629][ T32] r4:85812b00 ** 3 printk messages dropped ** [ 890.297748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 890.297812][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.297877][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.297947][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.297998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.298044][ T32] r4:857ae940 [ 890.298688][ T32] INFO: task kworker/0:768:5611 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 890.298724][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.298826][ T32] Workqueue: events bpf_prog_free_deferred [ 890.298899][ T32] Call trace: [ 890.298953][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.299006][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 890.299029][ T32] r4:00000000 [ 890.299069][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.299111][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 890.299146][ T32] dd20: e9708000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 890.299176][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 890.299201][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 890.299245][ T32] r5:800f0013 r4:80239bb0 [ 890.299298][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.299342][ T32] r4:82ac21e4 [ 890.299383][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.299441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 890.299466][ T32] r4:eab2ddc0 [ 890.299486][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.299528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 890.299592][ T32] r4:00000000 [ 890.299636][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.299730][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 890.299774][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.299820][ T32] r5:00001000 r4:dfa09000 [ 890.299840][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.299881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.299962][ T32] r5:85272b8c r4:85272800 [ 890.300027][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.300077][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 890.300099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.300150][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.300194][ T32] r4:85249480 [ 890.300231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.300280][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 890.300304][ T32] r4:00000001 [ 890.300323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.300359][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 890.300406][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.300468][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.300538][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.300569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.300591][ T32] r4:85243840 [ 890.300632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.300681][ T32] INFO: task kworker/1:474:5612 blocked for more than 467 seconds. [ 890.300712][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.300757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.300782][ T32] task:kworker/1:474 state:D stack:0 pid:5612 tgid:5612 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.300852][ T32] Workqueue: events bpf_prog_free_deferred [ 890.300936][ T32] Call trace: [ 890.300971][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.301039][ T32] r10:8291a684 r9:ec579d84 r8:00000002 r7:60000013 r6:ec579d8c r5:8583b000 [ 890.301064][ T32] r4:8583b000 [ 890.301085][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.301161][ T32] r5:8583b000 r4:8291a680 [ 890.301966][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.302021][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.302065][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec579e08 [ 890.302088][ T32] r4:00000000 [ 890.302124][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.302168][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.302236][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.302303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857541c0 [ 890.302329][ T32] r4:00000000 [ 890.302349][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.302394][ T32] r9:83018205 r8:8583b000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 890.302419][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.302461][ T32] r5:00001000 r4:eb8ed000 [ 890.302481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.302540][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.302605][ T32] r5:858b0b8c r4:858b0800 [ 890.302653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.302739][ T32] r7:ddde2d80 r6:83018200 r5:858b0b8c r4:8575a200 [ 890.302764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.302812][ T32] r10:61c88647 r9:8583b000 r8:8575a22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 890.302918][ T32] r10:00000000 r9:8575a200 r8:80287e08 r7:ec3f5e60 r6:8575a280 r5:8583b000 ** 6 printk messages dropped ** [ 890.303181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 890.327507][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 890.327806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 ** 7 printk messages dropped ** [ 890.328038][ T32] r5:00001000 r4:dfa09000 ** 4 printk messages dropped ** [ 890.328237][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 890.328353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 890.328448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 890.328695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 890.328954][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 890.329234][ T32] r5:8583bc00 r4:8291a680 ** 3 printk messages dropped ** [ 890.329383][ T32] r4:00000000 ** 3 printk messages dropped ** [ 890.329712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85754780 ** 9 printk messages dropped ** [ 890.330108][ T32] r7:ddde2d80 r6:83018200 r5:858b178c r4:8575a100 ** 5 printk messages dropped ** [ 890.330358][ T32] r4:00000001 ** 3 printk messages dropped ** [ 890.330470][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 890.331472][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 ** 1 printk messages dropped ** [ 890.331538][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.331578][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 890.331605][ T32] dd20: e9d81000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 890.331633][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 890.331658][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 890.331681][ T32] r5:800f0013 r4:80239bb0 [ 890.331701][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.331740][ T32] r4:82ac21e4 [ 890.331760][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.331800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 890.331823][ T32] r4:eab2ddc0 [ 890.331841][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.331881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 890.331921][ T32] r4:00000000 [ 890.331944][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.331988][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 890.332019][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.332063][ T32] r5:00001000 r4:dfa09000 [ 890.332083][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.332122][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.332179][ T32] r5:85272b8c r4:85272800 [ 890.332203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.332249][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 890.332270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.332325][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.332410][ T32] r4:85249480 [ 890.332433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.332478][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 890.332500][ T32] r4:00000001 [ 890.332519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.332553][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 890.332601][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.332650][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.332679][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.332708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.332730][ T32] r4:85243840 [ 890.332800][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.332830][ T32] INFO: task kworker/1:476:5617 blocked for more than 467 seconds. [ 890.332859][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.332882][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.332903][ T32] task:kworker/1:476 state:D stack:0 pid:5617 tgid:5617 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.332978][ T32] Workqueue: events bpf_prog_free_deferred [ 890.333022][ T32] Call trace: [ 890.333062][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.333124][ T32] r10:8291a684 r9:ec57dd84 r8:00000002 r7:60000013 r6:ec57dd8c r5:8583d400 [ 890.333157][ T32] r4:8583d400 [ 890.333201][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.333246][ T32] r5:8583d400 r4:8291a680 [ 890.333266][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.333303][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.333344][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec57de08 [ 890.333404][ T32] r4:00000000 [ 890.333431][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.348712][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.348797][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.348907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85754540 [ 890.348942][ T32] r4:00000000 [ 890.349026][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.349078][ T32] r9:83018205 r8:8583d400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 890.349120][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.349210][ T32] r5:00001000 r4:ec119000 [ 890.349234][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.349275][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.349316][ T32] r5:858b138c r4:858b1000 [ 890.349402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.349454][ T32] r7:ddde2d80 r6:83018200 r5:858b138c r4:8575a380 [ 890.349476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.349523][ T32] r10:61c88647 r9:8583d400 r8:8575a3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.349546][ T32] r4:8575a380 [ 890.349565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.349610][ T32] r10:00000000 r9:8575a380 r8:80287e08 r7:ec56de60 r6:8575a400 r5:8583d400 [ 890.349632][ T32] r4:00000001 [ 890.349651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.349702][ T32] Exception stack(0xec57dfb0 to 0xec57dff8) [ 890.349735][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.349763][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.349789][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.349891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.349918][ T32] r4:857544c0 [ 890.350546][ T32] INFO: task kworker/1:476:5617 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 890.350582][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.350651][ T32] Workqueue: events bpf_prog_free_deferred [ 890.350763][ T32] Call trace: [ 890.350799][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.350850][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 890.350873][ T32] r4:00000000 [ 890.350892][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.350930][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 890.350957][ T32] dd20: e9d81000 eab7b000 00000001 80239b98 7f2c5000 00000001 ** 4 printk messages dropped ** [ 890.351092][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 890.351377][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 890.351713][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 890.351734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 890.351882][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 ** 9 printk messages dropped ** [ 890.352204][ T32] INFO: task kworker/1:477:5619 blocked for more than 467 seconds. ** 6 printk messages dropped ** [ 890.352525][ T32] r10:8291a684 r9:ec581d84 r8:00000002 r7:60000013 r6:ec581d8c r5:8583e000 ** 6 printk messages dropped ** [ 890.352728][ T32] r4:00000000 ** 3 printk messages dropped ** [ 890.352853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85754880 [ 890.352875][ T32] r4:00000000 [ 890.352894][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.352936][ T32] r9:83018205 r8:8583e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 890.352977][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.353023][ T32] r5:00001000 r4:ec1a5000 [ 890.353043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.353083][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.353124][ T32] r5:858b1b8c r4:858b1800 [ 890.353185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.353245][ T32] r7:ddde2d80 r6:83018200 r5:858b1b8c r4:8575a480 [ 890.353267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.353312][ T32] r10:61c88647 r9:8583e000 r8:8575a4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.353334][ T32] r4:8575a480 [ 890.353353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.353397][ T32] r10:00000000 r9:8575a480 r8:80287e08 r7:ec56de60 r6:8575a500 r5:8583e000 [ 890.353419][ T32] r4:00000001 [ 890.353437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.366664][ T32] Exception stack(0xec581fb0 to 0xec581ff8) [ 890.366722][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.366753][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.366779][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.366811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.366853][ T32] r4:85754740 [ 890.367505][ T32] INFO: task kworker/1:477:5619 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 890.367543][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.367610][ T32] Workqueue: events bpf_prog_free_deferred [ 890.367670][ T32] Call trace: [ 890.367701][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.367756][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 890.367802][ T32] r4:00000000 [ 890.367829][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.367870][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 890.367898][ T32] dd20: ea348000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 890.367927][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 890.367952][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 890.367994][ T32] r5:800f0013 r4:80239bb0 [ 890.368018][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.368061][ T32] r4:82ac21e4 [ 890.368081][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.368124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 890.368156][ T32] r4:eab2ddc0 [ 890.368176][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.368217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 890.368280][ T32] r4:00000000 [ 890.368303][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.368351][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 890.368403][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.368451][ T32] r5:00001000 r4:dfa09000 [ 890.368472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.368511][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.368552][ T32] r5:85272b8c r4:85272800 [ 890.368572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.368618][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 890.368639][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.368685][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.368707][ T32] r4:85249480 [ 890.368727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.368771][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 890.368815][ T32] r4:00000001 [ 890.368856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.368895][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 890.368939][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 890.369068][ T32] r4:85243840 ** 4 printk messages dropped ** [ 890.369233][ T32] task:kworker/1:478 state:D stack:0 pid:5622 tgid:5622 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 890.369771][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 890.370010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 890.370351][ T32] r4:00000001 ** 4 printk messages dropped ** [ 890.370490][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 890.371113][ T32] r4:00000000 ** 4 printk messages dropped ** [ 890.371274][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 890.371578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 890.371688][ T32] r4:00000000 [ 890.371710][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.371792][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 890.371816][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.371857][ T32] r5:00001000 r4:dfa09000 [ 890.371897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.371940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.372012][ T32] r5:85272b8c r4:85272800 [ 890.372055][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.372111][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 890.372133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.372189][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.372212][ T32] r4:85249480 [ 890.372245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.372296][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 890.372394][ T32] r4:00000001 [ 890.372419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.372456][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 890.372483][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.372511][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.372536][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.372564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.372585][ T32] r4:85243840 [ 890.372604][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.372648][ T32] INFO: task kworker/1:479:5623 blocked for more than 467 seconds. [ 890.372682][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.372788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.372895][ T32] task:kworker/1:479 state:D stack:0 pid:5623 tgid:5623 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.372945][ T32] Workqueue: events bpf_prog_free_deferred [ 890.372986][ T32] Call trace: [ 890.373057][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.373107][ T32] r10:8291a684 r9:ec589d84 r8:00000002 r7:60000113 r6:ec589d8c r5:8583c800 [ 890.373130][ T32] r4:8583c800 [ 890.373160][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.373230][ T32] r5:8583c800 r4:8291a680 [ 890.373250][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.373288][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.373328][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec589e08 [ 890.373350][ T32] r4:00000000 [ 890.373368][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.373403][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.373438][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.396372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85754d80 [ 890.396462][ T32] r4:00000000 [ 890.396490][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 890.396661][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 890.397280][ T32] r10:00000000 r9:8575a680 r8:80287e08 r7:ec585e60 r6:8575a700 r5:8583c800 ** 1 printk messages dropped ** [ 890.397326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.397386][ T32] Exception stack(0xec589fb0 to 0xec589ff8) [ 890.397421][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.397450][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.397477][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.397505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.397527][ T32] r4:85754800 [ 890.398153][ T32] INFO: task kworker/1:479:5623 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 890.398189][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.398277][ T32] Workqueue: events bpf_prog_free_deferred [ 890.398325][ T32] Call trace: [ 890.398374][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.398432][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 890.398456][ T32] r4:00000000 [ 890.398476][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.398515][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 890.398562][ T32] dd20: ea84c000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 890.398636][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 890.398666][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 890.398702][ T32] r5:800f0013 r4:80239bb0 [ 890.398725][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.398768][ T32] r4:82ac21e4 [ 890.398807][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.399025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab2ddc0 r5:eab2de08 [ 890.399066][ T32] r4:eab2ddc0 [ 890.399160][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.399206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852439c0 [ 890.399231][ T32] r4:00000000 [ 890.399250][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.399293][ T32] r9:83018005 r8:84a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 890.399314][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.399355][ T32] r5:00001000 r4:dfa09000 [ 890.399376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.399455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.399570][ T32] r5:85272b8c r4:85272800 [ 890.399614][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.399669][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 890.399775][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.399824][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.399848][ T32] r4:85249480 [ 890.399868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.399914][ T32] r10:00000000 r9:85249480 r8:80287e08 r7:eab89e60 r6:85249500 r5:84a90000 [ 890.399937][ T32] r4:00000001 ** 2 printk messages dropped ** [ 890.400016][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 890.400237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 890.400507][ T32] r5:85838c00 r4:8291a680 ** 3 printk messages dropped ** [ 890.400647][ T32] r4:00000000 ** 3 printk messages dropped ** [ 890.400773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85754bc0 ** 6 printk messages dropped ** [ 890.401059][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.401100][ T32] r5:858b238c r4:858b2000 [ 890.401142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.401215][ T32] r7:ddde2d80 r6:83018200 r5:858b238c r4:8575a780 [ 890.401261][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.401320][ T32] r10:61c88647 r9:85838c00 r8:8575a7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.401343][ T32] r4:8575a780 [ 890.401362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.401405][ T32] r10:00000000 r9:8575a780 r8:80287e08 r7:ec589e60 r6:8575a800 r5:85838c00 [ 890.401429][ T32] r4:00000001 [ 890.401448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.401483][ T32] Exception stack(0xec58dfb0 to 0xec58dff8) [ 890.401511][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.401540][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.401566][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.401593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.401615][ T32] r4:85754e00 [ 890.401949][ T32] INFO: task kworker/1:480:5625 is blocked on a mutex likely owned by task kworker/0:296:4183. [ 890.401983][ T32] task:kworker/0:296 state:R running task stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.402038][ T32] Workqueue: events bpf_prog_free_deferred [ 890.402081][ T32] Call trace: [ 890.402158][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.402210][ T32] r10:82ac21c4 r9:84a90000 r8:80200be4 r7:eab2dd5c r6:ffffffff r5:84a90000 [ 890.402233][ T32] r4:00000000 [ 890.402251][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.402289][ T32] Exception stack(0xeab2dd28 to 0xeab2dd70) [ 890.402316][ T32] dd20: ea84c000 eab7b000 00000001 80239b98 7f2c5000 00000001 [ 890.402344][ T32] dd40: 82ac15a0 7f2c5000 eab7b000 8280c928 82ac21c4 eab2dda4 eab2dda8 eab2dd78 [ 890.402369][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 890.402392][ T32] r5:800f0013 r4:80239bb0 [ 890.402431][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 890.402639][ T32] r4:00000000 ** 6 printk messages dropped ** [ 890.402897][ T32] r5:85272b8c r4:85272800 ** 1 printk messages dropped ** [ 890.402980][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85249480 [ 890.403005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.403052][ T32] r10:61c88647 r9:84a90000 r8:852494ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 890.403094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 890.403313][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 890.420937][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 890.421287][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 890.421579][ T32] r4:00000000 ** 6 printk messages dropped ** [ 890.422039][ T32] r5:858b278c r4:858b2400 ** 7 printk messages dropped ** [ 890.422330][ T32] r4:00000001 ** 3 printk messages dropped ** [ 890.422634][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 890.423218][ T32] task:kworker/1:482 state:D stack:0 pid:5630 tgid:5630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 890.436423][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5a5e08 ** 9 printk messages dropped ** [ 890.436858][ T32] r5:00001000 r4:ec2d5000 ** 1 printk messages dropped ** [ 890.436997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 890.437204][ T32] r10:61c88647 r9:84791800 r8:8575a92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 890.437456][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 890.438644][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 6 printk messages dropped ** [ 890.438880][ T32] r5:900b0013 r4:80239bb0 ** 4 printk messages dropped ** [ 890.439086][ T32] r4:eaa3ddc0 ** 4 printk messages dropped ** [ 890.439241][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 890.439262][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.439303][ T32] r5:00001000 r4:dfc17000 [ 890.439323][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.439362][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.439404][ T32] r5:85272f8c r4:85272c00 [ 890.439424][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.439468][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 890.439489][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.439535][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.439556][ T32] r4:85249580 [ 890.439575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.439638][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 890.439704][ T32] r4:00000001 [ 890.439788][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.439828][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 890.439855][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.439883][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.439909][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.439937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.439958][ T32] r4:85243c40 [ 890.439998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.440043][ T32] INFO: task kworker/1:483:5632 blocked for more than 467 seconds. [ 890.440078][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.440103][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.440124][ T32] task:kworker/1:483 state:D stack:0 pid:5632 tgid:5632 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.440348][ T32] Workqueue: events bpf_prog_free_deferred [ 890.440396][ T32] Call trace: [ 890.440457][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.440525][ T32] r10:8291a684 r9:ec5add84 r8:00000002 r7:60000013 r6:ec5add8c r5:84790c00 [ 890.440551][ T32] r4:84790c00 [ 890.440572][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.440613][ T32] r5:84790c00 r4:8291a680 [ 890.440634][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.440680][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.440726][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5ade08 [ 890.440748][ T32] r4:00000000 [ 890.440786][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.440825][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.440860][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.440901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85743040 [ 890.440923][ T32] r4:00000000 [ 890.440941][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.440992][ T32] r9:83018205 r8:84790c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 890.441016][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.441057][ T32] r5:00001000 r4:ec2f7000 [ 890.441095][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.441209][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.441265][ T32] r5:858b338c r4:858b3000 [ 890.441286][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.441333][ T32] r7:ddde2d80 r6:83018200 r5:858b338c r4:8575a980 [ 890.441356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.441402][ T32] r10:61c88647 r9:84790c00 r8:8575a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.441424][ T32] r4:8575a980 [ 890.441443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.441488][ T32] r10:00000000 r9:8575a980 r8:80287e08 r7:ec5a5e60 r6:85812c80 r5:84790c00 [ 890.441510][ T32] r4:00000001 [ 890.441529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.441564][ T32] Exception stack(0xec5adfb0 to 0xec5adff8) [ 890.441628][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 890.441689][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 890.442387][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 890.442767][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 890.442922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 890.443282][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 7 printk messages dropped ** [ 890.466908][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 890.467229][ T32] INFO: task kworker/1:484:5634 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 890.467666][ T32] r5:84793c00 r4:8291a680 ** 5 printk messages dropped ** [ 890.467919][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 890.468253][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.468291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 890.468353][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.468398][ T32] r7:ddde2d80 r6:83018200 r5:858b378c r4:8575aa00 [ 890.468418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.468464][ T32] r10:61c88647 r9:84793c00 r8:8575aa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.468499][ T32] r4:8575aa00 [ 890.468522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.468566][ T32] r10:00000000 r9:8575aa00 r8:80287e08 r7:ec5ade60 r6:85812d00 r5:84793c00 [ 890.468588][ T32] r4:00000001 [ 890.468607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.468642][ T32] Exception stack(0xec5b1fb0 to 0xec5b1ff8) [ 890.468752][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.468785][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.468811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.468839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.468956][ T32] r4:85743240 [ 890.469617][ T32] INFO: task kworker/1:484:5634 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 890.469652][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.469730][ T32] Workqueue: events bpf_prog_free_deferred [ 890.469864][ T32] Call trace: [ 890.469900][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.469952][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 890.469974][ T32] r4:00000000 [ 890.469993][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.470031][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 890.470058][ T32] dd20: 7f8c2000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 890.470087][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 890.470111][ T32] dd60: 80230ad0 80239bb0 900b0013 ffffffff [ 890.470170][ T32] r5:900b0013 r4:80239bb0 [ 890.470281][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.470386][ T32] r4:82ac21e4 [ 890.470415][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.470458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 890.470481][ T32] r4:eaa3ddc0 [ 890.470500][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.470539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 890.470561][ T32] r4:00000000 [ 890.470674][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.470795][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 890.470820][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.470862][ T32] r5:00001000 r4:dfc17000 [ 890.470883][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.470922][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.470963][ T32] r5:85272f8c r4:85272c00 [ 890.470983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.471062][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 890.471086][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.471133][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.471163][ T32] r4:85249580 [ 890.471182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.471226][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 890.471248][ T32] r4:00000001 [ 890.471287][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.471343][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 890.471372][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.471414][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.471450][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.471480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.471503][ T32] r4:85243c40 [ 890.471523][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.471548][ T32] INFO: task kworker/1:485:5635 blocked for more than 467 seconds. [ 890.471576][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.471599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.471619][ T32] task:kworker/1:485 state:D stack:0 pid:5635 tgid:5635 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.471664][ T32] Workqueue: events bpf_prog_free_deferred [ 890.471703][ T32] Call trace: [ 890.471732][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.471778][ T32] r10:8291a684 r9:ec5b5d84 r8:00000002 r7:60000013 r6:ec5b5d8c r5:84795400 [ 890.471800][ T32] r4:84795400 [ 890.471820][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.471876][ T32] r5:84795400 r4:8291a680 [ 890.471899][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 890.472000][ T32] r4:00000000 ** 4 printk messages dropped ** [ 890.472190][ T32] r4:00000000 ** 4 printk messages dropped ** [ 890.472339][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.472396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.472450][ T32] r5:858b878c r4:858b8400 ** 3 printk messages dropped ** [ 890.472599][ T32] r10:61c88647 r9:84795400 r8:8575aaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 890.472685][ T32] r10:00000000 r9:8575aa80 r8:80287e08 r7:ec5b1e60 r6:85812d80 r5:84795400 [ 890.472773][ T32] r4:00000001 [ 890.472796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.472832][ T32] Exception stack(0xec5b5fb0 to 0xec5b5ff8) [ 890.472857][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.472968][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.472999][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.473028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.473050][ T32] r4:85743240 [ 890.473396][ T32] INFO: task kworker/1:485:5635 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 890.473436][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.485193][ T32] Workqueue: events bpf_prog_free_deferred [ 890.485286][ T32] Call trace: [ 890.485341][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.485405][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 890.485451][ T32] r4:00000000 [ 890.485477][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.485519][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 2 printk messages dropped ** [ 890.485643][ T32] dd60: 80230ad0 80239bb0 900b0013 ffffffff ** 7 printk messages dropped ** [ 890.485965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 890.486427][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 6 printk messages dropped ** [ 890.486681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 890.487055][ T32] task:kworker/1:486 state:D stack:0 pid:5636 tgid:5636 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 890.487506][ T32] r4:00000000 ** 3 printk messages dropped ** [ 890.487653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85743380 ** 6 printk messages dropped ** [ 890.487872][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.487913][ T32] r5:858b3b8c r4:858b3800 [ 890.487933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 890.488105][ T32] r4:8575ab00 ** 4 printk messages dropped ** [ 890.488301][ T32] Exception stack(0xec5b9fb0 to 0xec5b9ff8) ** 5 printk messages dropped ** [ 890.489136][ T32] INFO: task kworker/1:486:5636 is blocked on a mutex likely owned by task kworker/0:297:4186. ** 9 printk messages dropped ** [ 890.489664][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 8 printk messages dropped ** [ 890.490080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 11 printk messages dropped ** [ 890.490708][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 890.491056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 890.491431][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 890.491544][ T32] r4:84794800 [ 890.491567][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.491610][ T32] r5:84794800 r4:8291a680 [ 890.491650][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.491696][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.491738][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5c1e08 [ 890.491760][ T32] r4:00000000 [ 890.491779][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.491812][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.491844][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.491884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85743500 [ 890.491905][ T32] r4:00000000 [ 890.491924][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.491988][ T32] r9:83018205 r8:84794800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 890.492013][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.492065][ T32] r5:00001000 r4:ec37b000 [ 890.492088][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.492158][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.492204][ T32] r5:858b3f8c r4:858b3c00 [ 890.492224][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.492305][ T32] r7:ddde2d80 r6:83018200 r5:858b3f8c r4:8575ab80 [ 890.492350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.492399][ T32] r10:61c88647 r9:84794800 r8:8575abac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.492421][ T32] r4:8575ab80 [ 890.492440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.492502][ T32] r10:00000000 r9:8575ab80 r8:80287e08 r7:ec5b5e60 r6:85812e80 r5:84794800 [ 890.492527][ T32] r4:00000001 [ 890.492555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.492619][ T32] Exception stack(0xec5c1fb0 to 0xec5c1ff8) [ 890.492667][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.492699][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.492726][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.492754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.492775][ T32] r4:85743340 [ 890.493108][ T32] INFO: task kworker/1:487:5638 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 890.493149][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.493296][ T32] Workqueue: events bpf_prog_free_deferred [ 890.493346][ T32] Call trace: [ 890.493375][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.493425][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 890.493448][ T32] r4:00000000 [ 890.515439][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.515563][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 890.515620][ T32] dd20: 7fd18000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 890.515654][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 890.515700][ T32] dd60: 80230ad0 80239bb0 900b0013 ffffffff [ 890.515752][ T32] r5:900b0013 r4:80239bb0 [ 890.515777][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.515821][ T32] r4:82ac21e4 [ 890.515841][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.515882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 890.515914][ T32] r4:eaa3ddc0 [ 890.515936][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.515979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 890.516022][ T32] r4:00000000 [ 890.516066][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.516115][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 890.516163][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.516212][ T32] r5:00001000 r4:dfc17000 [ 890.516255][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.516319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.516366][ T32] r5:85272f8c r4:85272c00 [ 890.516386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.516432][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 890.516453][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.516521][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.516567][ T32] r4:85249580 [ 890.516590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.516657][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 890.516682][ T32] r4:00000001 [ 890.516724][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 890.516866][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 890.517219][ T32] Workqueue: events bpf_prog_free_deferred [ 890.517265][ T32] Call trace: [ 890.517296][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.517344][ T32] r10:8291a684 r9:ec5c9d84 r8:00000002 r7:60000013 r6:ec5c9d8c r5:84790000 [ 890.517366][ T32] r4:84790000 [ 890.517385][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.517427][ T32] r5:84790000 r4:8291a680 [ 890.517446][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.517483][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.517535][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5c9e08 [ 890.517560][ T32] r4:00000000 [ 890.517579][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.517614][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.517669][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.517734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85743600 [ 890.517780][ T32] r4:00000000 [ 890.517802][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.517845][ T32] r9:83018205 r8:84790000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 890.517886][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.517930][ T32] r5:00001000 r4:ec389000 [ 890.517950][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.517988][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.518029][ T32] r5:858b838c r4:858b8000 [ 890.518048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.518116][ T32] r7:ddde2d80 r6:83018200 r5:858b838c r4:8575ac00 [ 890.518144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.518213][ T32] r10:61c88647 r9:84790000 r8:8575ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.518238][ T32] r4:8575ac00 [ 890.518257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.518301][ T32] r10:00000000 r9:8575ac00 r8:80287e08 r7:ec5b5e60 r6:85812f00 r5:84790000 [ 890.518343][ T32] r4:00000001 [ 890.518365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.518419][ T32] Exception stack(0xec5c9fb0 to 0xec5c9ff8) [ 890.518448][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 890.518531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 890.519639][ T32] dd20: 7fd18000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 6 printk messages dropped ** [ 890.519981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 9 printk messages dropped ** [ 890.520398][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 890.520776][ T32] r4:00000001 ** 3 printk messages dropped ** [ 890.520906][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 890.521160][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 890.521607][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5cde08 ** 7 printk messages dropped ** [ 890.521887][ T32] r9:83018205 r8:84796c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 ** 3 printk messages dropped ** [ 890.522026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 890.522254][ T32] r10:61c88647 r9:84796c00 r8:8575acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 890.522646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 890.523402][ T32] r4:00000000 ** 4 printk messages dropped ** [ 890.523628][ T32] dd60: 80230ad0 80239bb0 900b0013 ffffffff ** 5 printk messages dropped ** [ 890.544559][ T32] r4:eaa3ddc0 ** 6 printk messages dropped ** [ 890.544822][ T32] r5:00001000 r4:dfc17000 [ 890.544842][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.544881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.544922][ T32] r5:85272f8c r4:85272c00 [ 890.544943][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.544989][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 890.545030][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.545081][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.545104][ T32] r4:85249580 [ 890.545146][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.545228][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 890.545271][ T32] r4:00000001 [ 890.545294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.545332][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 890.545360][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.545388][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.545415][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.545443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.545485][ T32] r4:85243c40 [ 890.545528][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.545591][ T32] INFO: task kworker/1:490:5645 blocked for more than 467 seconds. [ 890.545629][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.545674][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.545700][ T32] task:kworker/1:490 state:D stack:0 pid:5645 tgid:5645 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.545817][ T32] Workqueue: events bpf_prog_free_deferred [ 890.545865][ T32] Call trace: [ 890.545923][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.546021][ T32] r10:8291a684 r9:ec5d1d84 r8:00000002 r7:60000013 r6:ec5d1d8c r5:84792400 [ 890.546048][ T32] r4:84792400 [ 890.546069][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.546131][ T32] r5:84792400 r4:8291a680 [ 890.546160][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.546220][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.546266][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5d1e08 [ 890.546288][ T32] r4:00000000 [ 890.546307][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.546341][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.546374][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.546435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85743a00 [ 890.546483][ T32] r4:00000000 [ 890.546525][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.546572][ T32] r9:83018205 r8:84792400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 890.546593][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.546655][ T32] r5:00001000 r4:ec3c7000 [ 890.546681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.546723][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.546785][ T32] r5:858b8f8c r4:858b8c00 [ 890.546808][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.546853][ T32] r7:ddde2d80 r6:83018200 r5:858b8f8c r4:8575ad00 [ 890.546895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.546983][ T32] r10:61c88647 r9:84792400 r8:8575ad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.547012][ T32] r4:8575ad00 [ 890.547032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.547077][ T32] r10:00000000 r9:8575ad00 r8:80287e08 r7:ec5cde60 r6:8572f000 r5:84792400 ** 6 printk messages dropped ** [ 890.547400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 890.548424][ T32] r4:00000000 ** 5 printk messages dropped ** [ 890.548702][ T32] r5:800b0013 r4:80239bb0 ** 4 printk messages dropped ** [ 890.548870][ T32] r4:eaa3ddc0 ** 5 printk messages dropped ** [ 890.549077][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 890.549592][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 890.549894][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 890.550085][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 890.550395][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 890.550834][ T32] r5:00001000 r4:eae99000 ** 1 printk messages dropped ** [ 890.550891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 890.551042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 890.551263][ T32] r4:00000001 [ 890.551285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.551329][ T32] Exception stack(0xec445fb0 to 0xec445ff8) [ 890.551357][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.551387][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.551413][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.551441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.551462][ T32] r4:85743980 [ 890.551801][ T32] INFO: task kworker/1:491:5647 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 890.551854][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.551913][ T32] Workqueue: events bpf_prog_free_deferred [ 890.551956][ T32] Call trace: [ 890.551985][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.552034][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 890.552066][ T32] r4:00000000 [ 890.552089][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.552129][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 890.552174][ T32] dd20: 800d3000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 890.552214][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 890.552242][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 890.552274][ T32] r5:800b0013 r4:80239bb0 [ 890.552298][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.552338][ T32] r4:82ac21e4 [ 890.552367][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.552412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 890.552444][ T32] r4:eaa3ddc0 [ 890.552474][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.552519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 890.552542][ T32] r4:00000000 [ 890.552561][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.552616][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 890.552649][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.552701][ T32] r5:00001000 r4:dfc17000 [ 890.552724][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.552763][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.552804][ T32] r5:85272f8c r4:85272c00 [ 890.552824][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.552869][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 890.552889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.552935][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.552957][ T32] r4:85249580 [ 890.552975][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.553019][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 890.553070][ T32] r4:00000001 [ 890.553093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.553129][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 890.553162][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.553211][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.553248][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.553280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.553323][ T32] r4:85243c40 [ 890.553347][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.553381][ T32] INFO: task kworker/1:492:5649 blocked for more than 467 seconds. [ 890.553412][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.553444][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.553468][ T32] task:kworker/1:492 state:D stack:0 pid:5649 tgid:5649 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.584102][ T32] Workqueue: events bpf_prog_free_deferred [ 890.584223][ T32] Call trace: [ 890.584282][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.584373][ T32] r10:8291a684 r9:ec451d84 r8:00000002 r7:60000113 r6:ec451d8c r5:857c6000 [ 890.584425][ T32] r4:857c6000 [ 890.584451][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.584496][ T32] r5:857c6000 r4:8291a680 [ 890.584545][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.584594][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 890.584838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85743b80 ** 6 printk messages dropped ** [ 890.585255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.585340][ T32] r5:858b938c r4:858b9000 [ 890.585365][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 890.585736][ T32] r10:00000000 r9:8575ae00 r8:80287e08 r7:ec445e60 r6:8572f100 r5:857c6000 ** 5 printk messages dropped ** [ 890.586207][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.586236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.586292][ T32] r4:85743ac0 [ 890.586989][ T32] INFO: task kworker/1:492:5649 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 890.587113][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.587234][ T32] Workqueue: events bpf_prog_free_deferred [ 890.587402][ T32] Call trace: [ 890.587471][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.587527][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 890.587550][ T32] r4:00000000 [ 890.587596][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.587716][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 890.587750][ T32] dd20: 806fb000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 890.587778][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 890.587836][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 890.587948][ T32] r5:800b0013 r4:80239bb0 [ 890.587998][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.588050][ T32] r4:82ac21e4 [ 890.588086][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.588154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 890.588180][ T32] r4:eaa3ddc0 [ 890.588270][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.588321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 890.588352][ T32] r4:00000000 [ 890.588371][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.588422][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 890.588445][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.588486][ T32] r5:00001000 r4:dfc17000 [ 890.588523][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.588566][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.588607][ T32] r5:85272f8c r4:85272c00 [ 890.588664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.588727][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 890.588751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.588820][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.588846][ T32] r4:85249580 [ 890.588866][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.588911][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 890.588933][ T32] r4:00000001 [ 890.588952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.588988][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 890.589014][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.589042][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.589068][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.589108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.589133][ T32] r4:85243c40 [ 890.589156][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.589212][ T32] INFO: task kworker/1:493:5651 blocked for more than 467 seconds. [ 890.589248][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.589273][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.589294][ T32] task:kworker/1:493 state:D stack:0 pid:5651 tgid:5651 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.589340][ T32] Workqueue: events bpf_prog_free_deferred [ 890.589404][ T32] Call trace: [ 890.589436][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.589482][ T32] r10:8291a684 r9:ec45dd84 r8:00000002 r7:60000013 r6:ec45dd8c r5:84b60000 [ 890.589506][ T32] r4:84b60000 [ 890.589526][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.589567][ T32] r5:84b60000 r4:8291a680 [ 890.589586][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.589650][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.589696][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec45de08 ** 3 printk messages dropped ** [ 890.589805][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 890.590357][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.590402][ T32] r5:858b9f8c r4:858b9c00 [ 890.590422][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 890.590570][ T32] r10:61c88647 r9:84b60000 r8:8575aeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 890.591036][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 890.591854][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 10 printk messages dropped ** [ 890.592333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 9 printk messages dropped ** [ 890.592870][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 890.593266][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 10 printk messages dropped ** [ 890.615972][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 1 printk messages dropped ** [ 890.616052][ T32] task:kworker/1:494 state:D stack:0 pid:5652 tgid:5652 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.616110][ T32] Workqueue: events bpf_prog_free_deferred [ 890.616170][ T32] Call trace: [ 890.616203][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.616258][ T32] r10:8291a684 r9:ec44dd84 r8:00000002 r7:60000113 r6:ec44dd8c r5:858d9800 [ 890.616338][ T32] r4:858d9800 [ 890.616363][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.616412][ T32] r5:858d9800 r4:8291a680 [ 890.616432][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.616644][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.616692][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec44de08 [ 890.616757][ T32] r4:00000000 [ 890.616787][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.616878][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.616921][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.616992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85743e00 [ 890.617101][ T32] r4:00000000 [ 890.617125][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.617327][ T32] r9:83018205 r8:858d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 890.617355][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.617405][ T32] r5:00001000 r4:eb0bb000 [ 890.617427][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.617522][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.617625][ T32] r5:858b9b8c r4:858b9800 [ 890.617656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.617704][ T32] r7:ddde2d80 r6:83018200 r5:858b9b8c r4:8575af00 [ 890.617726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.617773][ T32] r10:61c88647 r9:858d9800 r8:8575af2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.617796][ T32] r4:8575af00 [ 890.617815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.617880][ T32] r10:00000000 r9:8575af00 r8:80287e08 r7:ec45de60 r6:8575af80 r5:858d9800 [ 890.617906][ T32] r4:00000001 [ 890.617926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.618020][ T32] Exception stack(0xec44dfb0 to 0xec44dff8) [ 890.618237][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.618270][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.618298][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.618327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.618350][ T32] r4:85743f40 [ 890.618980][ T32] INFO: task kworker/1:494:5652 is blocked on a mutex likely owned by task kworker/0:297:4186. ** 2 printk messages dropped ** [ 890.619301][ T32] Call trace: ** 4 printk messages dropped ** [ 890.619674][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 890.619866][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 890.620106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 890.620465][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 6 printk messages dropped ** [ 890.620895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 890.621266][ T32] INFO: task kworker/1:495:5654 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 890.621742][ T32] r5:858da400 r4:8291a680 ** 3 printk messages dropped ** [ 890.621981][ T32] r4:00000000 ** 3 printk messages dropped ** [ 890.622192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85743f80 ** 6 printk messages dropped ** [ 890.622515][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 890.622688][ T32] r10:61c88647 r9:858da400 r8:8572d02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 890.623120][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 890.642597][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 890.643257][ T32] r4:82ac21e4 [ 890.643277][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.643318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 890.643353][ T32] r4:eaa3ddc0 [ 890.643378][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.643453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 890.643549][ T32] r4:00000000 [ 890.648770][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.648855][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 890.648907][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.648960][ T32] r5:00001000 r4:dfc17000 [ 890.648982][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.649021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.649064][ T32] r5:85272f8c r4:85272c00 [ 890.649110][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.649162][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 890.649212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.649260][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.649283][ T32] r4:85249580 [ 890.649302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.649349][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 890.649372][ T32] r4:00000001 [ 890.649397][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.649436][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 890.649465][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.649494][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.649535][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.649567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.649626][ T32] r4:85243c40 [ 890.649653][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.649684][ T32] INFO: task kworker/1:496:5656 blocked for more than 467 seconds. [ 890.649717][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.649754][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.649792][ T32] task:kworker/1:496 state:D stack:0 pid:5656 tgid:5656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.649854][ T32] Workqueue: events bpf_prog_free_deferred [ 890.649915][ T32] Call trace: [ 890.649966][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.650022][ T32] r10:8291a684 r9:ec471d84 r8:00000002 r7:60000013 r6:ec471d8c r5:858db000 [ 890.650047][ T32] r4:858db000 [ 890.650067][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.650111][ T32] r5:858db000 r4:8291a680 [ 890.650131][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.650171][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.650213][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec471e08 [ 890.650273][ T32] r4:00000000 [ 890.650299][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.650338][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.650374][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.650423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85723000 [ 890.650447][ T32] r4:00000000 [ 890.650467][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.650537][ T32] r9:83018205 r8:858db000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 890.650595][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.650644][ T32] r5:00001000 r4:eb49d000 [ 890.650665][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.650705][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.650799][ T32] r5:858bab8c r4:858ba800 [ 890.650901][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.651004][ T32] r7:ddde2d80 r6:83018200 r5:858bab8c r4:8572d100 [ 890.651079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.651130][ T32] r10:61c88647 r9:858db000 r8:8572d12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.651153][ T32] r4:8572d100 [ 890.651173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.651218][ T32] r10:00000000 r9:8572d100 r8:80287e08 r7:ec5c5e60 r6:8572d180 r5:858db000 [ 890.651240][ T32] r4:00000001 [ 890.651259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.651295][ T32] Exception stack(0xec471fb0 to 0xec471ff8) [ 890.651374][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.651488][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.651547][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.651579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.651602][ T32] r4:857430c0 [ 890.652240][ T32] INFO: task kworker/1:496:5656 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 890.652277][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.652350][ T32] Workqueue: events bpf_prog_free_deferred [ 890.652419][ T32] Call trace: [ 890.652467][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.652520][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 6 printk messages dropped ** [ 890.652772][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 890.653054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 890.653543][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 5 printk messages dropped ** [ 890.671422][ T32] r4:00000001 ** 4 printk messages dropped ** [ 890.671631][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 890.671918][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 890.672425][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 890.672692][ T32] r4:00000000 ** 5 printk messages dropped ** [ 890.672981][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.673022][ T32] r5:858ba78c r4:858ba400 ** 3 printk messages dropped ** [ 890.673224][ T32] r10:61c88647 r9:858dbc00 r8:8572d22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 890.678410][ T32] Exception stack(0xec55dfb0 to 0xec55dff8) ** 6 printk messages dropped ** [ 890.679353][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 890.679921][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 890.680279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 890.680656][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 5 printk messages dropped ** [ 890.680925][ T32] r4:00000001 ** 4 printk messages dropped ** [ 890.681121][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 890.681452][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 890.681715][ T32] r5:858dc800 r4:8291a680 ** 2 printk messages dropped ** [ 890.681874][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec569e08 [ 890.681901][ T32] r4:00000000 [ 890.681920][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.681972][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.682034][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.682083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857233c0 [ 890.682107][ T32] r4:00000000 [ 890.682127][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.682170][ T32] r9:83018205 r8:858dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 890.682191][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.682232][ T32] r5:00001000 r4:eb621000 [ 890.682277][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.682336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.682382][ T32] r5:858baf8c r4:858bac00 [ 890.682410][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.682469][ T32] r7:ddde2d80 r6:83018200 r5:858baf8c r4:8572d300 [ 890.682520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.682570][ T32] r10:61c88647 r9:858dc800 r8:8572d32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.682601][ T32] r4:8572d300 [ 890.682627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.682673][ T32] r10:00000000 r9:8572d300 r8:80287e08 r7:ec471e60 r6:8572d380 r5:858dc800 [ 890.682696][ T32] r4:00000001 [ 890.682729][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.682781][ T32] Exception stack(0xec569fb0 to 0xec569ff8) [ 890.682835][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.682867][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.682944][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.682976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.683001][ T32] r4:857230c0 [ 890.683362][ T32] INFO: task kworker/1:498:5661 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 890.683407][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.683464][ T32] Workqueue: events bpf_prog_free_deferred [ 890.701871][ T32] Call trace: [ 890.701965][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.702044][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 890.702084][ T32] r4:00000000 [ 890.702110][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.702239][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 890.702275][ T32] dd20: 814d1000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 890.702356][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 890.702400][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 890.702430][ T32] r5:800b0013 r4:80239bb0 [ 890.702452][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.702495][ T32] r4:82ac21e4 [ 890.702515][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.702556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 890.702602][ T32] r4:eaa3ddc0 [ 890.702626][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.702667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 890.702689][ T32] r4:00000000 [ 890.702708][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.702766][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 890.702794][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.702840][ T32] r5:00001000 r4:dfc17000 [ 890.702887][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.702955][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.703004][ T32] r5:85272f8c r4:85272c00 [ 890.703042][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.703152][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 890.703255][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.703306][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.703357][ T32] r4:85249580 [ 890.703387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.703459][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 890.703491][ T32] r4:00000001 [ 890.703585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.706090][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 890.706137][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.706167][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.706213][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.706250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.706287][ T32] r4:85243c40 [ 890.706316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.706349][ T32] INFO: task kworker/1:499:5662 blocked for more than 467 seconds. [ 890.706383][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.706415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.706437][ T32] task:kworker/1:499 state:D stack:0 pid:5662 tgid:5662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.706508][ T32] Workqueue: events bpf_prog_free_deferred [ 890.706566][ T32] Call trace: [ 890.706623][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.706680][ T32] r10:8291a684 r9:ec599d84 r8:00000002 r7:60000113 r6:ec599d8c r5:858dd400 [ 890.706704][ T32] r4:858dd400 [ 890.706725][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.706767][ T32] r5:858dd400 r4:8291a680 [ 890.706788][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.706851][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.706898][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec599e08 [ 890.706920][ T32] r4:00000000 [ 890.706939][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.706997][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.707050][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.707131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85723500 [ 890.707172][ T32] r4:00000000 [ 890.707221][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.707284][ T32] r9:83018205 r8:858dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 890.707310][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.707353][ T32] r5:00001000 r4:eb6db000 [ 890.707373][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.707420][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 890.707655][ T32] r10:61c88647 r9:858dd400 r8:8572d42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 890.708015][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 890.708903][ T32] Call trace: ** 5 printk messages dropped ** [ 890.709095][ T32] dd20: 814d1000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 7 printk messages dropped ** [ 890.709558][ T32] r4:eaa3ddc0 ** 6 printk messages dropped ** [ 890.709836][ T32] r5:00001000 r4:dfc17000 ** 6 printk messages dropped ** [ 890.710104][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 890.710418][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.710459][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.710515][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.710596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.710623][ T32] r4:85243c40 [ 890.710651][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.710679][ T32] INFO: task kworker/1:500:5665 blocked for more than 467 seconds. [ 890.710706][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.710729][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.710778][ T32] task:kworker/1:500 state:D stack:0 pid:5665 tgid:5665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.710836][ T32] Workqueue: events bpf_prog_free_deferred [ 890.710895][ T32] Call trace: [ 890.710956][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.711014][ T32] r10:8291a684 r9:ec5d9d84 r8:00000002 r7:60000013 r6:ec5d9d8c r5:858dec00 [ 890.711040][ T32] r4:858dec00 [ 890.711072][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.711117][ T32] r5:858dec00 r4:8291a680 [ 890.711136][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.711173][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.711216][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5d9e08 [ 890.711239][ T32] r4:00000000 [ 890.711335][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.711374][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.711413][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.711506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85723440 [ 890.711540][ T32] r4:00000000 [ 890.711562][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.711606][ T32] r9:83018205 r8:858dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 890.711626][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.711718][ T32] r5:00001000 r4:eb6a5000 [ 890.711742][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.711837][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.711934][ T32] r5:858bb38c r4:858bb000 [ 890.712038][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.712090][ T32] r7:ddde2d80 r6:83018200 r5:858bb38c r4:8572d500 [ 890.712111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.712157][ T32] r10:61c88647 r9:858dec00 r8:8572d52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.712204][ T32] r4:8572d500 [ 890.712228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.712275][ T32] r10:00000000 r9:8572d500 r8:80287e08 r7:ec599e60 r6:8572d580 r5:858dec00 [ 890.712298][ T32] r4:00000001 [ 890.712317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.712396][ T32] Exception stack(0xec5d9fb0 to 0xec5d9ff8) [ 890.712426][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.712480][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.712537][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.712580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.712615][ T32] r4:85723580 [ 890.712947][ T32] INFO: task kworker/1:500:5665 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 890.713005][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.713066][ T32] Workqueue: events bpf_prog_free_deferred [ 890.713109][ T32] Call trace: [ 890.713139][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.713242][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 4 printk messages dropped ** [ 890.713403][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 6 printk messages dropped ** [ 890.734188][ T32] r4:eaa3ddc0 [ 890.734273][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.734321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 890.734343][ T32] r4:00000000 [ 890.734362][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.734444][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 890.734471][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.734519][ T32] r5:00001000 r4:dfc17000 [ 890.734540][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.734579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.734621][ T32] r5:85272f8c r4:85272c00 [ 890.734641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.734687][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 890.734708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.734769][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.734797][ T32] r4:85249580 [ 890.734840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.734890][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 890.734939][ T32] r4:00000001 [ 890.734987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.735106][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 890.735140][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.735169][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.735210][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.735242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.735264][ T32] r4:85243c40 [ 890.735288][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.735319][ T32] INFO: task kworker/1:501:5668 blocked for more than 467 seconds. [ 890.735352][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.735393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.735421][ T32] task:kworker/1:501 state:D stack:0 pid:5668 tgid:5668 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.735481][ T32] Workqueue: events bpf_prog_free_deferred [ 890.735525][ T32] Call trace: [ 890.735598][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.735664][ T32] r10:8291a684 r9:ec5d5d84 r8:00000002 r7:60000013 r6:ec5d5d8c r5:858de000 [ 890.735688][ T32] r4:858de000 [ 890.735734][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.735780][ T32] r5:858de000 r4:8291a680 [ 890.735800][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.735881][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.735964][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5d5e08 [ 890.735990][ T32] r4:00000000 [ 890.736035][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.736074][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.736108][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.736149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85723700 [ 890.736172][ T32] r4:00000000 [ 890.736191][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.736233][ T32] r9:83018205 r8:858de000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 890.736254][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.736307][ T32] r5:00001000 r4:eb713000 ** 1 printk messages dropped ** [ 890.736396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.736442][ T32] r5:858bbb8c r4:858bb800 [ 890.736464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.736551][ T32] r7:ddde2d80 r6:83018200 r5:858bbb8c r4:8572d600 ** 1 printk messages dropped ** [ 890.736624][ T32] r10:61c88647 r9:858de000 r8:8572d62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 890.736931][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 890.737823][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 890.738201][ T32] dd20: 817fd000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 6 printk messages dropped ** [ 890.738527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 10 printk messages dropped ** [ 890.738989][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 890.739330][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 6 printk messages dropped ** [ 890.739606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 890.739906][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 890.740250][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 890.740606][ T32] r9:83018205 r8:858d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 ** 1 printk messages dropped ** [ 890.740669][ T32] r5:00001000 r4:eb7fb000 [ 890.740688][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.740793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.740838][ T32] r5:858c038c r4:858c0000 [ 890.740859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.740954][ T32] r7:ddde2d80 r6:83018200 r5:858c038c r4:8572d700 [ 890.740979][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.741025][ T32] r10:61c88647 r9:858d8c00 r8:8572d72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.741063][ T32] r4:8572d700 [ 890.741085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.741129][ T32] r10:00000000 r9:8572d700 r8:80287e08 r7:ec5d5e60 r6:8572d780 r5:858d8c00 [ 890.741200][ T32] r4:00000001 [ 890.741232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.741269][ T32] Exception stack(0xec5e1fb0 to 0xec5e1ff8) [ 890.741294][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.741322][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.741375][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.741413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.741436][ T32] r4:85723740 [ 890.741764][ T32] INFO: task kworker/1:502:5670 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 890.741798][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.742039][ T32] Workqueue: events bpf_prog_free_deferred [ 890.742140][ T32] Call trace: [ 890.742176][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.742238][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 890.742288][ T32] r4:00000000 [ 890.742365][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.742440][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 890.742471][ T32] dd20: 817fd000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 890.742515][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 890.742544][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 890.742573][ T32] r5:800b0013 r4:80239bb0 [ 890.742595][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.742635][ T32] r4:82ac21e4 [ 890.742655][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.742697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 890.742747][ T32] r4:eaa3ddc0 [ 890.742770][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.742822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 890.742848][ T32] r4:00000000 [ 890.742895][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.742942][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 890.742963][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.743006][ T32] r5:00001000 r4:dfc17000 [ 890.743027][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.743067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.743109][ T32] r5:85272f8c r4:85272c00 [ 890.743129][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.743202][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 890.743253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.743303][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.743325][ T32] r4:85249580 ** 1 printk messages dropped ** [ 890.743395][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 890.774260][ T32] r4:85243c40 ** 4 printk messages dropped ** [ 890.774478][ T32] task:kworker/1:503 state:D stack:0 pid:5671 tgid:5671 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 890.775085][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5e5e08 ** 5 printk messages dropped ** [ 890.775345][ T32] r4:00000000 [ 890.775366][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.775420][ T32] r9:83018205 r8:858d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 890.775468][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.775533][ T32] r5:00001000 r4:eb74d000 [ 890.775557][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.775626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.775671][ T32] r5:858bbf8c r4:858bbc00 [ 890.775718][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.775769][ T32] r7:ddde2d80 r6:83018200 r5:858bbf8c r4:8572d800 [ 890.775792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.775839][ T32] r10:61c88647 r9:858d8000 r8:8572d82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.775862][ T32] r4:8572d800 [ 890.775882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.775958][ T32] r10:00000000 r9:8572d800 r8:80287e08 r7:ec5e1e60 r6:8572d880 r5:858d8000 [ 890.776009][ T32] r4:00000001 [ 890.776032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.776070][ T32] Exception stack(0xec5e5fb0 to 0xec5e5ff8) [ 890.776096][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.776124][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.776150][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.776179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.776225][ T32] r4:85723740 [ 890.776861][ T32] INFO: task kworker/1:503:5671 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 890.776922][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.777014][ T32] Workqueue: events bpf_prog_free_deferred [ 890.777087][ T32] Call trace: [ 890.777128][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.777212][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 890.777246][ T32] r4:00000000 [ 890.777266][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.777306][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 890.777334][ T32] dd20: 81d52000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 890.777362][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 890.777403][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 890.777430][ T32] r5:800b0013 r4:80239bb0 [ 890.777451][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.777492][ T32] r4:82ac21e4 [ 890.777572][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.777642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 890.777668][ T32] r4:eaa3ddc0 [ 890.777688][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.777728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 5 printk messages dropped ** [ 890.777988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 890.778436][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 5 printk messages dropped ** [ 890.778601][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 890.778895][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 890.779175][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 890.779518][ T32] r4:00000000 ** 4 printk messages dropped ** [ 890.779781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 890.779889][ T32] r5:858c138c r4:858c1000 ** 2 printk messages dropped ** [ 890.780035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 890.780377][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 890.781068][ T32] Call trace: ** 4 printk messages dropped ** [ 890.781267][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 890.781470][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 890.781625][ T32] r4:eaa3ddc0 ** 5 printk messages dropped ** [ 890.781977][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 890.782340][ T32] r4:85249580 ** 4 printk messages dropped ** [ 890.782552][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 4 printk messages dropped ** [ 890.782684][ T32] r4:85243c40 ** 4 printk messages dropped ** [ 890.782975][ T32] task:kworker/1:505 state:D stack:0 pid:5675 tgid:5675 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 890.783447][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5dde08 ** 7 printk messages dropped ** [ 890.805530][ T32] r9:83018205 r8:85896000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 3 printk messages dropped ** [ 890.805717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.805760][ T32] r5:858c078c r4:858c0400 [ 890.805781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.805829][ T32] r7:ddde2d80 r6:83018200 r5:858c078c r4:8572da00 [ 890.805852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.805902][ T32] r10:61c88647 r9:85896000 r8:8572da2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.805976][ T32] r4:8572da00 [ 890.806024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.806081][ T32] r10:00000000 r9:8572da00 r8:80287e08 r7:ec5e9e60 r6:8572da80 r5:85896000 [ 890.806103][ T32] r4:00000001 [ 890.806124][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.806217][ T32] Exception stack(0xec5ddfb0 to 0xec5ddff8) [ 890.806251][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.806281][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.806309][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.806388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.806428][ T32] r4:85723d40 [ 890.807065][ T32] INFO: task kworker/1:505:5675 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 890.807130][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.807237][ T32] Workqueue: events bpf_prog_free_deferred [ 890.807285][ T32] Call trace: [ 890.807318][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.807369][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 890.807398][ T32] r4:00000000 [ 890.807470][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.807516][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 890.807570][ T32] dd20: 82051000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 890.807603][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 890.807680][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 890.807734][ T32] r5:800b0013 r4:80239bb0 [ 890.807758][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.807800][ T32] r4:82ac21e4 [ 890.807821][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.807862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 890.807911][ T32] r4:eaa3ddc0 [ 890.807959][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.808004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 890.808028][ T32] r4:00000000 [ 890.808084][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.808131][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 890.808169][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.808239][ T32] r5:00001000 r4:dfc17000 [ 890.808264][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.808357][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.808419][ T32] r5:85272f8c r4:85272c00 [ 890.808469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.808518][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 890.808567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.808618][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.808651][ T32] r4:85249580 [ 890.808673][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.808719][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 890.808752][ T32] r4:00000001 [ 890.808799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.808852][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 890.808882][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.808938][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.808993][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.809153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.809203][ T32] r4:85243c40 [ 890.809226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 890.809624][ T32] r4:85840000 ** 4 printk messages dropped ** [ 890.809822][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5ede08 ** 7 printk messages dropped ** [ 890.810175][ T32] r9:83018205 r8:85840000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 890.810342][ T32] r5:858c0b8c r4:858c0800 [ 890.810362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.810414][ T32] r7:ddde2d80 r6:83018200 r5:858c0b8c r4:8572db00 [ 890.810513][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.810571][ T32] r10:61c88647 r9:85840000 r8:8572db2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.810644][ T32] r4:8572db00 [ 890.810686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.810761][ T32] r10:00000000 r9:8572db00 r8:80287e08 r7:ec5e9e60 r6:8572db80 r5:85840000 [ 890.810786][ T32] r4:00000001 [ 890.810806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.810893][ T32] Exception stack(0xec5edfb0 to 0xec5edff8) [ 890.810928][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.810958][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.811036][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.811096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.811123][ T32] r4:85723cc0 [ 890.811460][ T32] INFO: task kworker/1:506:5678 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 890.811495][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.811570][ T32] Workqueue: events bpf_prog_free_deferred [ 890.811630][ T32] Call trace: [ 890.811690][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.811767][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 890.811793][ T32] r4:00000000 [ 890.811838][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.811882][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 890.811913][ T32] dd20: 82051000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 890.811941][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 890.811966][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 890.812029][ T32] r5:800b0013 r4:80239bb0 [ 890.812082][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.812126][ T32] r4:82ac21e4 [ 890.812148][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.812191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 890.812267][ T32] r4:eaa3ddc0 [ 890.812378][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.812456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 890.812499][ T32] r4:00000000 [ 890.812528][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.812576][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 890.812626][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.812672][ T32] r5:00001000 r4:dfc17000 [ 890.812718][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.812797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.812843][ T32] r5:85272f8c r4:85272c00 [ 890.812864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.812943][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 890.812983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.813085][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.813119][ T32] r4:85249580 [ 890.813139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.813205][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 890.813229][ T32] r4:00000001 [ 890.813249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.813285][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 890.813311][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.813340][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.813365][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.813400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.813425][ T32] r4:85243c40 [ 890.813507][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.844162][ T32] INFO: task kworker/0:769:5680 blocked for more than 467 seconds. [ 890.844257][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.844286][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.844331][ T32] task:kworker/0:769 state:D stack:0 pid:5680 tgid:5680 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.844406][ T32] Workqueue: events bpf_prog_free_deferred [ 890.844470][ T32] Call trace: [ 890.844562][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.844622][ T32] r10:8291a684 r9:ec5f9d84 r8:00000002 r7:60000113 r6:ec5f9d8c r5:85841800 [ 890.844647][ T32] r4:85841800 [ 890.844681][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 890.844887][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5f9e08 ** 8 printk messages dropped ** [ 890.845255][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 890.845426][ T32] r5:858d578c r4:858d5400 [ 890.845447][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.845534][ T32] r7:dddced80 r6:83018000 r5:858d578c r4:8572f200 [ 890.845613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.845664][ T32] r10:61c88647 r9:85841800 r8:8572f22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.845713][ T32] r4:8572f200 [ 890.845737][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.845819][ T32] r10:00000000 r9:8572f200 r8:80287e08 r7:ec575e60 r6:8572dc00 r5:85841800 [ 890.845845][ T32] r4:00000001 [ 890.845894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.845935][ T32] Exception stack(0xec5f9fb0 to 0xec5f9ff8) [ 890.845963][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.845993][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.846031][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.846063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.846087][ T32] r4:8572bf00 [ 890.846729][ T32] INFO: task kworker/0:769:5680 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 890.846763][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.846820][ T32] Workqueue: events bpf_prog_free_deferred [ 890.846863][ T32] Call trace: [ 890.846892][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.846941][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 890.846980][ T32] r4:00000000 [ 890.847001][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.847040][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 890.847068][ T32] dd20: 826eb000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 890.847096][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 890.847158][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 890.847186][ T32] r5:800b0013 r4:80239bb0 [ 890.847209][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.847250][ T32] r4:82ac21e4 [ 890.847270][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.847311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 890.847333][ T32] r4:eaa3ddc0 [ 890.847352][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.847422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 7 printk messages dropped ** [ 890.847721][ T32] r5:85272f8c r4:85272c00 ** 4 printk messages dropped ** [ 890.847915][ T32] r4:85249580 ** 4 printk messages dropped ** [ 890.848135][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 3 printk messages dropped ** [ 890.848272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 890.848922][ T32] r10:8291a684 r9:ec5f1d84 r8:00000002 r7:60000013 r6:ec5f1d8c r5:85842400 ** 6 printk messages dropped ** [ 890.849287][ T32] r4:00000000 ** 3 printk messages dropped ** [ 890.849454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570a040 ** 7 printk messages dropped ** [ 890.849768][ T32] r5:858c0f8c r4:858c0c00 [ 890.849816][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.849894][ T32] r7:ddde2d80 r6:83018200 r5:858c0f8c r4:8572dc80 ** 1 printk messages dropped ** [ 890.849991][ T32] r10:61c88647 r9:85842400 r8:8572dcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 890.850411][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 890.850989][ T32] Call trace: ** 5 printk messages dropped ** [ 890.851203][ T32] dd20: 826eb000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 9 printk messages dropped ** [ 890.851574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 8 printk messages dropped ** [ 890.852039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 890.852431][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 4 printk messages dropped ** [ 890.852663][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 890.852915][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 890.853261][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 890.875938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570a4c0 [ 890.875986][ T32] r4:00000000 [ 890.876009][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.876080][ T32] r9:83018205 r8:85843000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 890.876103][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.876176][ T32] r5:00001000 r4:ec277000 [ 890.876201][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.876242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.876303][ T32] r5:858c1b8c r4:858c1800 [ 890.876328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.876377][ T32] r7:ddde2d80 r6:83018200 r5:858c1b8c r4:8572dd80 [ 890.876422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.876479][ T32] r10:61c88647 r9:85843000 r8:8572ddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.876502][ T32] r4:8572dd80 [ 890.876521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.876566][ T32] r10:00000000 r9:8572dd80 r8:80287e08 r7:ec5e9e60 r6:8572de00 r5:85843000 [ 890.876588][ T32] r4:00000001 [ 890.876607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.876653][ T32] Exception stack(0xec5f5fb0 to 0xec5f5ff8) [ 890.876682][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.876715][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.876755][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.876788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.876810][ T32] r4:8570a100 [ 890.877460][ T32] INFO: task kworker/1:508:5684 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 890.877500][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.877569][ T32] Workqueue: events bpf_prog_free_deferred [ 890.877617][ T32] Call trace: [ 890.877648][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.877700][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 890.877722][ T32] r4:00000000 [ 890.877764][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.877817][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 890.877846][ T32] dd20: 82c64000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 890.877875][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 890.877901][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 890.877924][ T32] r5:800b0013 r4:80239bb0 [ 890.877962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.878011][ T32] r4:82ac21e4 [ 890.878032][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.878074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 890.878096][ T32] r4:eaa3ddc0 [ 890.878115][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.878156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 890.878178][ T32] r4:00000000 [ 890.878218][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.878286][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 890.878340][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.878406][ T32] r5:00001000 r4:dfc17000 [ 890.878432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.878516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.878583][ T32] r5:85272f8c r4:85272c00 [ 890.878606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.878670][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 890.878694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.878752][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.878792][ T32] r4:85249580 [ 890.878819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.878866][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 890.878889][ T32] r4:00000001 [ 890.878908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.878970][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 890.879012][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.879048][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.879074][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.879101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.879124][ T32] r4:85243c40 [ 890.879144][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.879173][ T32] INFO: task kworker/1:509:5686 blocked for more than 467 seconds. ** 6 printk messages dropped ** [ 890.879415][ T32] r10:8291a684 r9:ec5fdd84 r8:00000002 r7:60000113 r6:ec5fdd8c r5:85843c00 ** 6 printk messages dropped ** [ 890.879619][ T32] r4:00000000 ** 4 printk messages dropped ** [ 890.879888][ T32] r4:00000000 ** 5 printk messages dropped ** [ 890.880089][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.880130][ T32] r5:858c178c r4:858c1400 ** 1 printk messages dropped ** [ 890.880194][ T32] r7:ddde2d80 r6:83018200 r5:858c178c r4:8572de80 ** 4 printk messages dropped ** [ 890.880360][ T32] r10:00000000 r9:8572de80 r8:80287e08 r7:ec5f5e60 r6:8572df00 r5:85843c00 ** 8 printk messages dropped ** [ 890.880952][ T32] INFO: task kworker/1:509:5686 is blocked on a mutex likely owned by task kworker/0:297:4186. ** 7 printk messages dropped ** [ 890.881366][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 6 printk messages dropped ** [ 890.881644][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 890.881999][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 890.882331][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 6 printk messages dropped ** [ 890.882575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 890.882923][ T32] r10:8291a684 r9:ec605d84 r8:00000002 r7:60000013 r6:ec605d8c r5:85844800 ** 5 printk messages dropped ** [ 890.883151][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec605e08 ** 5 printk messages dropped ** [ 890.883343][ T32] r4:00000000 ** 6 printk messages dropped ** [ 890.895354][ T32] r5:858c278c r4:858c2400 [ 890.895377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 890.895501][ T32] r10:61c88647 r9:85844800 r8:8572dfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 890.895741][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 890.896592][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 890.896882][ T32] dd20: 82c64000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 7 printk messages dropped ** [ 890.897193][ T32] r4:eaa3ddc0 ** 5 printk messages dropped ** [ 890.897396][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 890.897753][ T32] r4:85249580 ** 4 printk messages dropped ** [ 890.897951][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 890.897980][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.898008][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.898034][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.898070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.898096][ T32] r4:85243c40 [ 890.898117][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.898157][ T32] INFO: task kworker/1:511:5690 blocked for more than 467 seconds. [ 890.898190][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.898215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.898235][ T32] task:kworker/1:511 state:D stack:0 pid:5690 tgid:5690 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.898278][ T32] Workqueue: events bpf_prog_free_deferred [ 890.898318][ T32] Call trace: [ 890.898379][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.898434][ T32] r10:8291a684 r9:ec609d84 r8:00000002 r7:60000113 r6:ec609d8c r5:85846000 [ 890.898457][ T32] r4:85846000 [ 890.898477][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.898519][ T32] r5:85846000 r4:8291a680 [ 890.898552][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.898594][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.898644][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec609e08 [ 890.898667][ T32] r4:00000000 [ 890.898714][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.898752][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.898808][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.898853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570a700 [ 890.898894][ T32] r4:00000000 [ 890.898916][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.898960][ T32] r9:83018205 r8:85846000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 890.899003][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.899048][ T32] r5:00001000 r4:ec287000 [ 890.899070][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.899109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.899164][ T32] r5:858c1f8c r4:858c1c00 [ 890.899186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.899251][ T32] r7:ddde2d80 r6:83018200 r5:858c1f8c r4:8570c080 [ 890.899275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.899322][ T32] r10:61c88647 r9:85846000 r8:8570c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.899344][ T32] r4:8570c080 [ 890.899363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.899412][ T32] r10:00000000 r9:8570c080 r8:80287e08 r7:ec605e60 r6:8570c100 r5:85846000 [ 890.899434][ T32] r4:00000001 [ 890.899453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.899488][ T32] Exception stack(0xec609fb0 to 0xec609ff8) [ 890.899515][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.899543][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.899569][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.899596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.899618][ T32] r4:8570a680 [ 890.899938][ T32] INFO: task kworker/1:511:5690 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 890.899973][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.900026][ T32] Workqueue: events bpf_prog_free_deferred [ 890.900099][ T32] Call trace: [ 890.900129][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.900179][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 890.900201][ T32] r4:00000000 [ 890.900220][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.900258][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 890.900285][ T32] dd20: 82c64000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 890.900323][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 890.900351][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 3 printk messages dropped ** [ 890.900478][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 890.900866][ T32] r5:85272f8c r4:85272c00 ** 4 printk messages dropped ** [ 890.901025][ T32] r4:85249580 ** 4 printk messages dropped ** [ 890.901192][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 4 printk messages dropped ** [ 890.901344][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 890.901547][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 890.901787][ T32] r5:85846c00 r4:8291a680 ** 5 printk messages dropped ** [ 890.901984][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 890.902232][ T32] r5:00001000 r4:ec3d3000 ** 2 printk messages dropped ** [ 890.902328][ T32] r5:858c238c r4:858c2000 [ 890.902347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 890.902502][ T32] r4:8570c180 ** 5 printk messages dropped ** [ 890.902665][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 890.903219][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 890.903448][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 890.935123][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 890.935242][ T32] r4:eaa3ddc0 ** 6 printk messages dropped ** [ 890.935498][ T32] r5:00001000 r4:dfc17000 ** 7 printk messages dropped ** [ 890.935883][ T32] r4:85249580 ** 4 printk messages dropped ** [ 890.936076][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 4 printk messages dropped ** [ 890.936232][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 890.936501][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 890.936762][ T32] r5:85845400 r4:8291a680 ** 5 printk messages dropped ** [ 890.937000][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 890.937301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 890.937412][ T32] r5:858c2b8c r4:858c2800 ** 3 printk messages dropped ** [ 890.937568][ T32] r10:61c88647 r9:85845400 r8:8570c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.937590][ T32] r4:8570c280 [ 890.937608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.937651][ T32] r10:00000000 r9:8570c280 r8:80287e08 r7:ec605e60 r6:8570c300 r5:85845400 [ 890.937673][ T32] r4:00000001 [ 890.937691][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.937747][ T32] Exception stack(0xec601fb0 to 0xec601ff8) [ 890.937776][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.937805][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.937851][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.937883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.937906][ T32] r4:8570aac0 [ 890.938536][ T32] INFO: task kworker/1:513:5695 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 890.938570][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.938650][ T32] Workqueue: events bpf_prog_free_deferred [ 890.938739][ T32] Call trace: [ 890.938773][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.938834][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 890.938859][ T32] r4:00000000 [ 890.938879][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.938939][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 890.938994][ T32] dd20: 8365d000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 890.939046][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 890.939075][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 890.939100][ T32] r5:800b0013 r4:80239bb0 [ 890.939120][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.939162][ T32] r4:82ac21e4 [ 890.939181][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.939243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 890.939290][ T32] r4:eaa3ddc0 [ 890.939312][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.939354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 890.939376][ T32] r4:00000000 [ 890.939400][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.939464][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 890.939488][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.939550][ T32] r5:00001000 r4:dfc17000 [ 890.939587][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.939650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.939696][ T32] r5:85272f8c r4:85272c00 [ 890.939718][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.939764][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 890.939785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.939833][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.939855][ T32] r4:85249580 [ 890.939875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.939920][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 890.939942][ T32] r4:00000001 [ 890.939970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.940009][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 3 printk messages dropped ** [ 890.940149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 890.940523][ T32] r10:8291a684 r9:ec615d84 r8:00000002 r7:60000013 r6:ec615d8c r5:85840c00 ** 5 printk messages dropped ** [ 890.940717][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec615e08 ** 8 printk messages dropped ** [ 890.941014][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 890.941237][ T32] r5:858c2f8c r4:858c2c00 [ 890.941261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.941309][ T32] r7:ddde2d80 r6:83018200 r5:858c2f8c r4:8570c380 [ 890.941351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 890.941526][ T32] r10:00000000 r9:8570c380 r8:80287e08 r7:ec601e60 r6:8570c400 r5:85840c00 ** 8 printk messages dropped ** [ 890.942141][ T32] INFO: task kworker/1:514:5696 is blocked on a mutex likely owned by task kworker/0:297:4186. ** 10 printk messages dropped ** [ 890.942661][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 890.942965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 890.943350][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 7 printk messages dropped ** [ 890.959330][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 890.959575][ T32] INFO: task kworker/1:515:5699 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 890.960003][ T32] r5:85848000 r4:8291a680 ** 3 printk messages dropped ** [ 890.960136][ T32] r4:00000000 ** 3 printk messages dropped ** [ 890.960286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570aec0 ** 7 printk messages dropped ** [ 890.960593][ T32] r5:858c338c r4:858c3000 [ 890.960614][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 890.960750][ T32] r10:61c88647 r9:85848000 r8:8570c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 890.961068][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 890.961926][ T32] Call trace: ** 4 printk messages dropped ** [ 890.962085][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 6 printk messages dropped ** [ 890.962267][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.962308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 890.962329][ T32] r4:eaa3ddc0 [ 890.962359][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.962428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 890.962472][ T32] r4:00000000 [ 890.962494][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.962561][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 890.962585][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.962636][ T32] r5:00001000 r4:dfc17000 [ 890.962679][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.962728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.962769][ T32] r5:85272f8c r4:85272c00 [ 890.962803][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.962851][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 890.962872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.962927][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.962953][ T32] r4:85249580 [ 890.962991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.963064][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 890.963108][ T32] r4:00000001 [ 890.963131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.963167][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 890.963194][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.963222][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.963248][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.963294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.963319][ T32] r4:85243c40 [ 890.963340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.963365][ T32] INFO: task kworker/1:516:5701 blocked for more than 467 seconds. [ 890.963399][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.963424][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.963445][ T32] task:kworker/1:516 state:D stack:0 pid:5701 tgid:5701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.975781][ T32] Workqueue: events bpf_prog_free_deferred [ 890.975852][ T32] Call trace: [ 890.975883][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.975967][ T32] r10:8291a684 r9:ec61dd84 r8:00000002 r7:60000013 r6:ec61dd8c r5:85848c00 [ 890.975996][ T32] r4:85848c00 [ 890.976017][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.976059][ T32] r5:85848c00 r4:8291a680 [ 890.976080][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.976128][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.976175][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec61de08 [ 890.976198][ T32] r4:00000000 [ 890.976216][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.976249][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.976307][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.976416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85723e80 [ 890.976443][ T32] r4:00000000 [ 890.976464][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.976511][ T32] r9:83018205 r8:85848c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 890.976532][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.976594][ T32] r5:00001000 r4:ec423000 [ 890.976618][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.976658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.976700][ T32] r5:858c378c r4:858c3400 [ 890.976720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.976786][ T32] r7:ddde2d80 r6:83018200 r5:858c378c r4:8570c580 [ 890.976811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.976880][ T32] r10:61c88647 r9:85848c00 r8:8570c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.976905][ T32] r4:8570c580 [ 890.976925][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.976991][ T32] r10:00000000 r9:8570c580 r8:80287e08 r7:ec619e60 r6:8570c600 r5:85848c00 [ 890.977023][ T32] r4:00000001 [ 890.977044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.977082][ T32] Exception stack(0xec61dfb0 to 0xec61dff8) [ 890.977109][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.977137][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.977187][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.977230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.977255][ T32] r4:8570ae00 [ 890.977900][ T32] INFO: task kworker/1:516:5701 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 890.977938][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.977995][ T32] Workqueue: events bpf_prog_free_deferred [ 890.978086][ T32] Call trace: [ 890.978120][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 890.978171][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 890.978194][ T32] r4:00000000 [ 890.978234][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.978276][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 890.978304][ T32] dd20: 83c36000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 890.978332][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 890.978357][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 890.978380][ T32] r5:800b0013 r4:80239bb0 [ 890.978405][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.978445][ T32] r4:82ac21e4 [ 890.978464][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.978505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 890.978542][ T32] r4:eaa3ddc0 [ 890.978564][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.978606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 890.978650][ T32] r4:00000000 [ 890.978671][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.978715][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 890.978736][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.978776][ T32] r5:00001000 r4:dfc17000 [ 890.978817][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.978859][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.978902][ T32] r5:85272f8c r4:85272c00 [ 890.978943][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.979014][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 890.979059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.979129][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.979160][ T32] r4:85249580 [ 890.979198][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.979247][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 890.979270][ T32] r4:00000001 [ 890.979289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.979323][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 890.979348][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.979385][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.979419][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.979468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.979494][ T32] r4:85243c40 [ 890.979515][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.979544][ T32] INFO: task kworker/1:517:5702 blocked for more than 468 seconds. [ 890.979575][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.979600][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.979620][ T32] task:kworker/1:517 state:D stack:0 pid:5702 tgid:5702 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.979727][ T32] Workqueue: events bpf_prog_free_deferred [ 890.979790][ T32] Call trace: [ 890.979820][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 890.979867][ T32] r10:8291a684 r9:ec611d84 r8:00000002 r7:60000113 r6:ec611d8c r5:85849800 [ 890.979912][ T32] r4:85849800 [ 890.979935][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 890.979978][ T32] r5:85849800 r4:8291a680 [ 890.979997][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.980050][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 890.980116][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec611e08 [ 890.980141][ T32] r4:00000000 [ 890.980161][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 890.980195][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.980249][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.980293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f81c0 [ 890.980336][ T32] r4:00000000 [ 890.980359][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 890.980409][ T32] r9:83018205 r8:85849800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 890.980466][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.980541][ T32] r5:00001000 r4:ec459000 [ 890.980565][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.980623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.980667][ T32] r5:858c3f8c r4:858c3c00 [ 890.980687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.980733][ T32] r7:ddde2d80 r6:83018200 r5:858c3f8c r4:8570c680 [ 890.980753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.980799][ T32] r10:61c88647 r9:85849800 r8:8570c6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.980821][ T32] r4:8570c680 [ 890.980840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.980884][ T32] r10:00000000 r9:8570c680 r8:80287e08 r7:ec61de60 r6:8570c700 r5:85849800 [ 890.980925][ T32] r4:00000001 [ 890.980948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.980992][ T32] Exception stack(0xec611fb0 to 0xec611ff8) [ 890.981029][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.981060][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.981086][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.981143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.981189][ T32] r4:856f8080 [ 890.981513][ T32] INFO: task kworker/1:517:5702 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 890.981546][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.981633][ T32] Workqueue: events bpf_prog_free_deferred [ 890.981679][ T32] Call trace: ** 1 printk messages dropped ** [ 890.981761][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 890.982089][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 890.982189][ T32] r4:eaa3ddc0 ** 6 printk messages dropped ** [ 890.982457][ T32] r5:00001000 r4:dfc17000 ** 4 printk messages dropped ** [ 890.982653][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 2 printk messages dropped ** [ 890.982742][ T32] r4:85249580 [ 890.982761][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.982805][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 890.982827][ T32] r4:00000001 [ 890.982865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.982903][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 890.982929][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.982956][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.982982][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.983009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.983040][ T32] r4:85243c40 [ 890.983081][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.983110][ T32] INFO: task kworker/1:518:5704 blocked for more than 468 seconds. [ 890.983173][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.983200][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.983221][ T32] task:kworker/1:518 state:D stack:0 pid:5704 tgid:5704 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.983270][ T32] Workqueue: events bpf_prog_free_deferred [ 890.983320][ T32] Call trace: [ 890.983353][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 891.006052][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 891.006547][ T32] r5:00001000 r4:ec435000 ** 2 printk messages dropped ** [ 891.006653][ T32] r5:858c3b8c r4:858c3800 [ 891.006675][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.006721][ T32] r7:ddde2d80 r6:83018200 r5:858c3b8c r4:8570c780 [ 891.006763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 891.006939][ T32] r4:00000001 ** 5 printk messages dropped ** [ 891.007177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 891.008115][ T32] r4:00000000 ** 4 printk messages dropped ** [ 891.008276][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 891.008524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 891.008871][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 2 printk messages dropped ** [ 891.008960][ T32] r4:85249580 ** 1 printk messages dropped ** [ 891.009032][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 4 printk messages dropped ** [ 891.009212][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 891.009383][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 5 printk messages dropped ** [ 891.009656][ T32] r10:8291a684 r9:ec625d84 r8:00000002 r7:60000113 r6:ec625d8c r5:8584b000 ** 5 printk messages dropped ** [ 891.009916][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec625e08 ** 5 printk messages dropped ** [ 891.010083][ T32] r4:00000000 ** 6 printk messages dropped ** [ 891.010305][ T32] r5:858cc38c r4:858cc000 [ 891.010324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 891.010394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 891.010663][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.010694][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.010722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.010744][ T32] r4:856f8180 [ 891.011063][ T32] INFO: task kworker/1:519:5706 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.011113][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.011171][ T32] Workqueue: events bpf_prog_free_deferred [ 891.011236][ T32] Call trace: [ 891.011277][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.011376][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.011407][ T32] r4:00000000 [ 891.011427][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.011466][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.011493][ T32] dd20: 84070000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.011521][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.011546][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.011569][ T32] r5:800b0013 r4:80239bb0 [ 891.011589][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.011629][ T32] r4:82ac21e4 [ 891.011667][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.011714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.011736][ T32] r4:eaa3ddc0 [ 891.011755][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.011829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.011854][ T32] r4:00000000 [ 891.011873][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.011917][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.011938][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.012020][ T32] r5:00001000 r4:dfc17000 [ 891.012044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.012085][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.012127][ T32] r5:85272f8c r4:85272c00 [ 891.012148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.012194][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.012215][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.012261][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.012283][ T32] r4:85249580 [ 891.012321][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.012371][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.012400][ T32] r4:00000001 [ 891.012420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.012456][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.012493][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.012526][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.012553][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.012582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.012605][ T32] r4:85243c40 [ 891.012626][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.012661][ T32] INFO: task kworker/1:520:5708 blocked for more than 468 seconds. [ 891.012693][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.012717][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.012751][ T32] task:kworker/1:520 state:D stack:0 pid:5708 tgid:5708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.012800][ T32] Workqueue: events bpf_prog_free_deferred [ 891.012840][ T32] Call trace: [ 891.012870][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 891.012916][ T32] r10:8291a684 r9:ec629d84 r8:00000002 r7:60000113 r6:ec629d8c r5:8584bc00 [ 891.012939][ T32] r4:8584bc00 [ 891.012977][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 891.013024][ T32] r5:8584bc00 r4:8291a680 [ 891.013071][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.013113][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 891.013194][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec629e08 [ 891.013223][ T32] r4:00000000 [ 891.013242][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 891.013300][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.013347][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.013398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f84c0 [ 891.013422][ T32] r4:00000000 [ 891.013478][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 891.036795][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 891.036974][ T32] r5:858cc78c r4:858cc400 [ 891.036994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.037041][ T32] r7:ddde2d80 r6:83018200 r5:858cc78c r4:8570c980 ** 2 printk messages dropped ** [ 891.037187][ T32] r4:8570c980 ** 5 printk messages dropped ** [ 891.037443][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 891.038513][ T32] Call trace: ** 5 printk messages dropped ** [ 891.038798][ T32] dd20: 844a7000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 9 printk messages dropped ** [ 891.039108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 891.039572][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 7 printk messages dropped ** [ 891.039882][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 4 printk messages dropped ** [ 891.040033][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 891.040245][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 891.040519][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.040577][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 891.040623][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec631e08 [ 891.040645][ T32] r4:00000000 [ 891.040664][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 891.040718][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.040755][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.040797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f87c0 [ 891.040878][ T32] r4:00000000 [ 891.040903][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.040948][ T32] r9:83018205 r8:8584d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 891.040993][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.041078][ T32] r5:00001000 r4:ec4cf000 [ 891.041102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.041154][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.041224][ T32] r5:858ccb8c r4:858cc800 [ 891.041288][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.041338][ T32] r7:ddde2d80 r6:83018200 r5:858ccb8c r4:8570ca00 [ 891.041359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.041446][ T32] r10:61c88647 r9:8584d400 r8:8570ca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.041484][ T32] r4:8570ca00 [ 891.041506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.041551][ T32] r10:00000000 r9:8570ca00 r8:80287e08 r7:ec629e60 r6:8570cb00 r5:8584d400 [ 891.041597][ T32] r4:00000001 [ 891.041640][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.041678][ T32] Exception stack(0xec631fb0 to 0xec631ff8) [ 891.041734][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.041772][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.041799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.041827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.041849][ T32] r4:856f8500 [ 891.042196][ T32] INFO: task kworker/1:521:5710 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.042240][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.042327][ T32] Workqueue: events bpf_prog_free_deferred [ 891.042373][ T32] Call trace: [ 891.042409][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.042459][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.042502][ T32] r4:00000000 [ 891.042525][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.042564][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.042591][ T32] dd20: 844a7000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.042633][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.042662][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.042685][ T32] r5:800b0013 r4:80239bb0 [ 891.042705][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.042745][ T32] r4:82ac21e4 [ 891.042765][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.042830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.042856][ T32] r4:eaa3ddc0 [ 891.042896][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.042940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.042972][ T32] r4:00000000 [ 891.042994][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.043037][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.043060][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.043100][ T32] r5:00001000 r4:dfc17000 [ 891.043119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.043157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.043197][ T32] r5:85272f8c r4:85272c00 [ 891.043218][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.043261][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.043299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 891.043526][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 5 printk messages dropped ** [ 891.058294][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 891.058584][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 891.058959][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec62de08 ** 8 printk messages dropped ** [ 891.059276][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 891.059422][ T32] r5:858cd38c r4:858cd000 ** 3 printk messages dropped ** [ 891.059578][ T32] r10:61c88647 r9:8584e000 r8:8570cbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 891.059861][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 891.060789][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.060812][ T32] r4:00000000 [ 891.060843][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.060885][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.060941][ T32] dd20: 84726000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.060973][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.060999][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.061023][ T32] r5:800b0013 r4:80239bb0 [ 891.061044][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.061085][ T32] r4:82ac21e4 [ 891.061114][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.061160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.061207][ T32] r4:eaa3ddc0 [ 891.061227][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.061269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.061291][ T32] r4:00000000 [ 891.061310][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.061353][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.061374][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.061421][ T32] r5:00001000 r4:dfc17000 [ 891.061443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.061482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.061545][ T32] r5:85272f8c r4:85272c00 [ 891.061590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.061640][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.061661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.061708][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.061730][ T32] r4:85249580 ** 1 printk messages dropped ** [ 891.061818][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 10 printk messages dropped ** [ 891.062247][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 891.062698][ T32] r5:8584ec00 r4:8291a680 ** 5 printk messages dropped ** [ 891.062892][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 891.063262][ T32] r5:858ccf8c r4:858ccc00 [ 891.063281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.063326][ T32] r7:ddde2d80 r6:83018200 r5:858ccf8c r4:8570cc80 [ 891.063347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.063420][ T32] r10:61c88647 r9:8584ec00 r8:8570ccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.080257][ T32] r4:8570cc80 [ 891.080335][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.080427][ T32] r10:00000000 r9:8570cc80 r8:80287e08 r7:ec62de60 r6:8570cd00 r5:8584ec00 [ 891.080477][ T32] r4:00000001 [ 891.080510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.080593][ T32] Exception stack(0xec635fb0 to 0xec635ff8) [ 891.080626][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 891.080655][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.080682][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.080731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.080756][ T32] r4:856f8b80 [ 891.081422][ T32] INFO: task kworker/1:523:5714 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.081461][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.081554][ T32] Workqueue: events bpf_prog_free_deferred [ 891.081645][ T32] Call trace: [ 891.081703][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.081777][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.081803][ T32] r4:00000000 [ 891.081824][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.081864][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.081893][ T32] dd20: 84cf7000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.081954][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.081983][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.082007][ T32] r5:800b0013 r4:80239bb0 [ 891.082027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.082069][ T32] r4:82ac21e4 [ 891.082089][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.082131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.082191][ T32] r4:eaa3ddc0 [ 891.082235][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.082301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.082326][ T32] r4:00000000 [ 891.082367][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.082430][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.082487][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.082534][ T32] r5:00001000 r4:dfc17000 [ 891.082555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 891.082658][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 891.082930][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 7 printk messages dropped ** [ 891.083207][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 891.089992][ T32] r5:8584c800 r4:8291a680 ** 3 printk messages dropped ** [ 891.090162][ T32] r4:00000000 ** 6 printk messages dropped ** [ 891.090410][ T32] r9:83018205 r8:8584c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 ** 4 printk messages dropped ** [ 891.090587][ T32] r5:858cd78c r4:858cd400 [ 891.090611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 891.090726][ T32] r10:61c88647 r9:8584c800 r8:8570cdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 891.091010][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 891.092009][ T32] Call trace: ** 4 printk messages dropped ** [ 891.092220][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 7 printk messages dropped ** [ 891.092588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 10 printk messages dropped ** [ 891.092995][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 891.093281][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 891.105758][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 891.105980][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 891.106260][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.106297][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 891.106359][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec63de08 [ 891.106405][ T32] r4:00000000 [ 891.106449][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 891.106488][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.106546][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.106611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f8d80 [ 891.106639][ T32] r4:00000000 [ 891.106668][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.106717][ T32] r9:83018205 r8:85850000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 891.106739][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.106821][ T32] r5:00001000 r4:ec503000 [ 891.106866][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.106909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.106968][ T32] r5:858cdb8c r4:858cd800 [ 891.106992][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.107040][ T32] r7:ddde2d80 r6:83018200 r5:858cdb8c r4:8570ce80 [ 891.107062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.107109][ T32] r10:61c88647 r9:85850000 r8:8570ceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.107152][ T32] r4:8570ce80 [ 891.107176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.107222][ T32] r10:00000000 r9:8570ce80 r8:80287e08 r7:ec639e60 r6:8570cf00 r5:85850000 [ 891.107245][ T32] r4:00000001 [ 891.107263][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.107320][ T32] Exception stack(0xec63dfb0 to 0xec63dff8) [ 891.107356][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.107384][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.107438][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.107475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.107497][ T32] r4:856f8bc0 [ 891.108121][ T32] INFO: task kworker/1:525:5718 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.108168][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.108227][ T32] Workqueue: events bpf_prog_free_deferred [ 891.108291][ T32] Call trace: [ 891.108322][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.108388][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.108433][ T32] r4:00000000 [ 891.108456][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.108505][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.108536][ T32] dd20: 85170000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.108582][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.108620][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.108647][ T32] r5:800b0013 r4:80239bb0 [ 891.108668][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.108708][ T32] r4:82ac21e4 [ 891.108728][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.108791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.108817][ T32] r4:eaa3ddc0 [ 891.108836][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.108878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.108913][ T32] r4:00000000 [ 891.108954][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.109000][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.109056][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.109120][ T32] r5:00001000 r4:dfc17000 [ 891.109146][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 891.109415][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 7 printk messages dropped ** [ 891.109730][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 4 printk messages dropped ** [ 891.109873][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 891.110103][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 891.110525][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 891.110584][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec641e08 [ 891.110616][ T32] r4:00000000 [ 891.110636][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 891.110670][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.110703][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.110766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ff000 [ 891.110792][ T32] r4:00000000 [ 891.110812][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.110863][ T32] r9:83018205 r8:85850c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 891.110895][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.110939][ T32] r5:00001000 r4:ec521000 [ 891.110959][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.110997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.111039][ T32] r5:858ce38c r4:858ce000 [ 891.111101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.111151][ T32] r7:ddde2d80 r6:83018200 r5:858ce38c r4:8570cf80 [ 891.111173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.111220][ T32] r10:61c88647 r9:85850c00 r8:8570cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.111242][ T32] r4:8570cf80 [ 891.111281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.111341][ T32] r10:00000000 r9:8570cf80 r8:80287e08 r7:ec63de60 r6:855fd000 r5:85850c00 [ 891.111365][ T32] r4:00000001 [ 891.111411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.111455][ T32] Exception stack(0xec641fb0 to 0xec641ff8) [ 891.111484][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.111511][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 891.111964][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 891.112446][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 891.112782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 8 printk messages dropped ** [ 891.113088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 891.113373][ T32] r4:00000001 ** 4 printk messages dropped ** [ 891.136841][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 891.137128][ T32] task:kworker/1:527 state:D stack:0 pid:5721 tgid:5721 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 891.137623][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 891.137937][ T32] r4:00000000 ** 5 printk messages dropped ** [ 891.138174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.138215][ T32] r5:858cdf8c r4:858cdc00 [ 891.138235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 891.138501][ T32] r10:00000000 r9:855fd080 r8:80287e08 r7:ec641e60 r6:855fd100 r5:85851800 ** 8 printk messages dropped ** [ 891.139380][ T32] INFO: task kworker/1:527:5721 is blocked on a mutex likely owned by task kworker/0:297:4186. ** 7 printk messages dropped ** [ 891.139799][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 6 printk messages dropped ** [ 891.140055][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 891.140512][ T32] r5:00001000 r4:dfc17000 ** 4 printk messages dropped ** [ 891.140733][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 2 printk messages dropped ** [ 891.140850][ T32] r4:85249580 [ 891.140889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.140962][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.140988][ T32] r4:00000001 [ 891.141008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.141046][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.141093][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.141214][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.141246][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.141275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.141319][ T32] r4:85243c40 [ 891.141364][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.141407][ T32] INFO: task kworker/1:528:5724 blocked for more than 468 seconds. [ 891.141437][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.141459][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.141515][ T32] task:kworker/1:528 state:D stack:0 pid:5724 tgid:5724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.141584][ T32] Workqueue: events bpf_prog_free_deferred [ 891.141667][ T32] Call trace: [ 891.141699][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 891.141766][ T32] r10:8291a684 r9:ec645d84 r8:00000002 r7:60000113 r6:ec645d8c r5:85852400 [ 891.141793][ T32] r4:85852400 [ 891.141814][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 891.141880][ T32] r5:85852400 r4:8291a680 [ 891.141922][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.141964][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 891.142006][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec645e08 [ 891.142028][ T32] r4:00000000 [ 891.142067][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 891.142105][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.142140][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.142222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ff540 [ 891.142248][ T32] r4:00000000 [ 891.142267][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.142310][ T32] r9:83018205 r8:85852400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 891.142330][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.142370][ T32] r5:00001000 r4:e0685000 [ 891.142418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.142461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.142525][ T32] r5:858cef8c r4:858cec00 [ 891.142549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.142596][ T32] r7:ddde2d80 r6:83018200 r5:858cef8c r4:855fd180 [ 891.142628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.142677][ T32] r10:61c88647 r9:85852400 r8:855fd1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.142725][ T32] r4:855fd180 [ 891.142768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.142815][ T32] r10:00000000 r9:855fd180 r8:80287e08 r7:ec641e60 r6:855fd200 r5:85852400 [ 891.142870][ T32] r4:00000001 [ 891.142892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.142944][ T32] Exception stack(0xec645fb0 to 0xec645ff8) [ 891.142973][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 891.143001][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.143029][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.143058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.143079][ T32] r4:855ff280 [ 891.143518][ T32] INFO: task kworker/1:528:5724 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.158735][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.158905][ T32] Workqueue: events bpf_prog_free_deferred [ 891.158993][ T32] Call trace: [ 891.159047][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.159129][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.159190][ T32] r4:00000000 [ 891.159213][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.159256][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.159286][ T32] dd20: 85841000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.159336][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.159365][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.159396][ T32] r5:800b0013 r4:80239bb0 [ 891.159426][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.159471][ T32] r4:82ac21e4 [ 891.159491][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.159553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.159598][ T32] r4:eaa3ddc0 [ 891.159621][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.159683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.159708][ T32] r4:00000000 [ 891.159729][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.159776][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.159808][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.159876][ T32] r5:00001000 r4:dfc17000 [ 891.159922][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.159987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.160055][ T32] r5:85272f8c r4:85272c00 [ 891.160103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.160154][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.160216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.160288][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.160335][ T32] r4:85249580 [ 891.160361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.160418][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.160442][ T32] r4:00000001 [ 891.160462][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.160498][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.160549][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.160582][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.160610][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.160660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.160687][ T32] r4:85243c40 [ 891.160732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.160766][ T32] INFO: task kworker/1:529:5725 blocked for more than 468 seconds. [ 891.160799][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.160844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.160869][ T32] task:kworker/1:529 state:D stack:0 pid:5725 tgid:5725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.160916][ T32] Workqueue: events bpf_prog_free_deferred [ 891.160958][ T32] Call trace: [ 891.160989][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 891.161067][ T32] r10:8291a684 r9:ec64dd84 r8:00000002 r7:60000113 r6:ec64dd8c r5:85853000 [ 891.161094][ T32] r4:85853000 [ 891.161136][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 891.161210][ T32] r5:85853000 r4:8291a680 [ 891.161232][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.161273][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 891.161336][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec64de08 [ 891.161366][ T32] r4:00000000 [ 891.161387][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 891.161429][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.161464][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.161504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ff440 [ 891.161548][ T32] r4:00000000 [ 891.161581][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.161627][ T32] r9:83018205 r8:85853000 r7:00000000 r6:83018200 r5:00001000 r4:7f013000 [ 891.161650][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.161712][ T32] r5:00001000 r4:dfab3000 [ 891.161737][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.161778][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.161820][ T32] r5:858ceb8c r4:858ce800 [ 891.161840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.161884][ T32] r7:ddde2d80 r6:83018200 r5:858ceb8c r4:855fd280 [ 891.161926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.161976][ T32] r10:61c88647 r9:85853000 r8:855fd2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.162024][ T32] r4:855fd280 [ 891.162086][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.162152][ T32] r10:00000000 r9:855fd280 r8:80287e08 r7:ec645e60 r6:855fd300 r5:85853000 [ 891.162179][ T32] r4:00000001 [ 891.162221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.162260][ T32] Exception stack(0xec64dfb0 to 0xec64dff8) [ 891.162309][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.162371][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.162447][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.162480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.162504][ T32] r4:855ff200 [ 891.163167][ T32] INFO: task kworker/1:529:5725 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.163203][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.163258][ T32] Workqueue: events bpf_prog_free_deferred [ 891.163303][ T32] Call trace: [ 891.163380][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.163491][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.176494][ T32] r4:00000000 [ 891.176541][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.176609][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.176643][ T32] dd20: 85e15000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.176673][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.176699][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.176747][ T32] r5:800b0013 r4:80239bb0 [ 891.176795][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.176876][ T32] r4:82ac21e4 [ 891.176921][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.176968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.177002][ T32] r4:eaa3ddc0 [ 891.177026][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.177069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.177092][ T32] r4:00000000 [ 891.177132][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.177205][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.177231][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.177307][ T32] r5:00001000 r4:dfc17000 [ 891.177353][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 891.177612][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.177662][ T32] r4:85249580 [ 891.177687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.177755][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.177783][ T32] r4:00000001 [ 891.177830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.177870][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.177898][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.177947][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.177979][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.178009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.178052][ T32] r4:85243c40 [ 891.178079][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.178110][ T32] INFO: task kworker/1:530:5729 blocked for more than 468 seconds. [ 891.178155][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.178183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 891.178339][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 891.178661][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 891.178978][ T32] r4:00000000 ** 6 printk messages dropped ** [ 891.179256][ T32] r5:858cf38c r4:858cf000 [ 891.179277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.179342][ T32] r7:ddde2d80 r6:83018200 r5:858cf38c r4:855fd380 [ 891.179368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 891.179632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 891.180583][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 891.181294][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 891.181951][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 7 printk messages dropped ** [ 891.182310][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 891.182635][ T32] INFO: task kworker/1:531:5731 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 891.182982][ T32] r5:85854800 r4:8291a680 ** 5 printk messages dropped ** [ 891.183263][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 891.207805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 891.208037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 891.209012][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 891.209845][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.209987][ T32] Workqueue: events bpf_prog_free_deferred [ 891.210039][ T32] Call trace: [ 891.210111][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.210174][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.210197][ T32] r4:00000000 [ 891.210287][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.210331][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.210399][ T32] dd20: 8611a000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.210431][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.210457][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.210481][ T32] r5:800b0013 r4:80239bb0 [ 891.210501][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.210555][ T32] r4:82ac21e4 [ 891.210707][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.210822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.210932][ T32] r4:eaa3ddc0 [ 891.210956][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.210998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.211020][ T32] r4:00000000 [ 891.211040][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.211087][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.211109][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.211150][ T32] r5:00001000 r4:dfc17000 [ 891.211177][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.211216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.211257][ T32] r5:85272f8c r4:85272c00 [ 891.211348][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.211403][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.211424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.211470][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.211494][ T32] r4:85249580 [ 891.211512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.211597][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.211623][ T32] r4:00000001 [ 891.211651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.211686][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.211720][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.211749][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.211776][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.211805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.211858][ T32] r4:85243c40 [ 891.212070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.212118][ T32] INFO: task kworker/1:532:5733 blocked for more than 468 seconds. [ 891.212172][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.212203][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.212238][ T32] task:kworker/1:532 state:D stack:0 pid:5733 tgid:5733 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.212320][ T32] Workqueue: events bpf_prog_free_deferred [ 891.212381][ T32] Call trace: [ 891.212501][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 891.212613][ T32] r10:8291a684 r9:ec659d84 r8:00000002 r7:60000113 r6:ec659d8c r5:84b63c00 [ 891.212648][ T32] r4:84b63c00 [ 891.212669][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 891.212713][ T32] r5:84b63c00 r4:8291a680 [ 891.212733][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.212774][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 891.212931][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec659e08 [ 891.212959][ T32] r4:00000000 [ 891.212978][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 891.213163][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.213214][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.213362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ff940 [ 891.213395][ T32] r4:00000000 [ 891.213421][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.224378][ T32] r9:83018205 r8:84b63c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 891.224466][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.224533][ T32] r5:00001000 r4:eb339000 [ 891.224583][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.224629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.224672][ T32] r5:858cfb8c r4:858cf800 [ 891.224881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.224932][ T32] r7:ddde2d80 r6:83018200 r5:858cfb8c r4:855fd600 [ 891.224955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.225102][ T32] r10:61c88647 r9:84b63c00 r8:855fd62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.225128][ T32] r4:855fd600 [ 891.225149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.225226][ T32] r10:00000000 r9:855fd600 r8:80287e08 r7:ec591e60 r6:8572f280 r5:84b63c00 [ 891.225248][ T32] r4:00000001 [ 891.225268][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.225304][ T32] Exception stack(0xec659fb0 to 0xec659ff8) [ 891.225335][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 891.225363][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.225390][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.225419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.225528][ T32] r4:855ff880 [ 891.226174][ T32] INFO: task kworker/1:532:5733 is blocked on a mutex likely owned by task kworker/0:297:4186. ** 1 printk messages dropped ** [ 891.226543][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 891.226907][ T32] dd20: 861e9000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 9 printk messages dropped ** [ 891.227478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 11 printk messages dropped ** [ 891.228391][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 891.228873][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 891.229305][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 891.229631][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 891.229905][ T32] r9:83018205 r8:84b61800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 ** 4 printk messages dropped ** [ 891.230065][ T32] r5:858d478c r4:858d4400 [ 891.230084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 891.230203][ T32] r10:61c88647 r9:84b61800 r8:855fd5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.230226][ T32] r4:855fd580 [ 891.230245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.230288][ T32] r10:00000000 r9:855fd580 r8:80287e08 r7:ec659e60 r6:8572f300 r5:84b61800 [ 891.230310][ T32] r4:00000001 [ 891.230354][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.230409][ T32] Exception stack(0xec661fb0 to 0xec661ff8) [ 891.230438][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.230467][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.230493][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.230523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.230545][ T32] r4:855ff640 [ 891.230968][ T32] INFO: task kworker/1:533:5735 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.231087][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.231280][ T32] Workqueue: events bpf_prog_free_deferred [ 891.231334][ T32] Call trace: [ 891.231366][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.231416][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.231439][ T32] r4:00000000 [ 891.231459][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.231497][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.231524][ T32] dd20: 861e9000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.231553][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.231577][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.231601][ T32] r5:800b0013 r4:80239bb0 [ 891.231661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.231760][ T32] r4:82ac21e4 [ 891.231791][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.231875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.231965][ T32] r4:eaa3ddc0 [ 891.232088][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.232209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.232323][ T32] r4:00000000 [ 891.232346][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.232430][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.232474][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.232519][ T32] r5:00001000 r4:dfc17000 [ 891.232540][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.232630][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.232682][ T32] r5:85272f8c r4:85272c00 [ 891.232704][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.232750][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.232866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.232985][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.233012][ T32] r4:85249580 [ 891.233104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.233153][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.233210][ T32] r4:00000001 [ 891.233234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.233271][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.233393][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.233487][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.254728][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.254798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.254824][ T32] r4:85243c40 [ 891.254849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.254906][ T32] INFO: task kworker/1:534:5737 blocked for more than 468 seconds. [ 891.254946][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.254973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.254995][ T32] task:kworker/1:534 state:D stack:0 pid:5737 tgid:5737 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.255054][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 891.255494][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 891.256090][ T32] r9:83018205 r8:84b66c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 4 printk messages dropped ** [ 891.256542][ T32] r5:858cff8c r4:858cfc00 [ 891.256582][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.256634][ T32] r7:ddde2d80 r6:83018200 r5:858cff8c r4:855fd680 ** 1 printk messages dropped ** [ 891.256761][ T32] r10:61c88647 r9:84b66c00 r8:855fd6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 891.257965][ T32] INFO: task kworker/1:534:5737 is blocked on a mutex likely owned by task kworker/0:297:4186. ** 2 printk messages dropped ** [ 891.258351][ T32] Call trace: [ 891.258445][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.258497][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.258520][ T32] r4:00000000 [ 891.258568][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.258612][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.258640][ T32] dd20: 864ae000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.258669][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.258693][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.258717][ T32] r5:800b0013 r4:80239bb0 [ 891.258854][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.258898][ T32] r4:82ac21e4 [ 891.258955][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.259002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.259067][ T32] r4:eaa3ddc0 [ 891.259090][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.259133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.259270][ T32] r4:00000000 [ 891.259421][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.259567][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.259683][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.259730][ T32] r5:00001000 r4:dfc17000 [ 891.259751][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.259790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.259844][ T32] r5:85272f8c r4:85272c00 [ 891.259868][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.259918][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.259939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.259986][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.260021][ T32] r4:85249580 [ 891.260043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.260090][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.260113][ T32] r4:00000001 [ 891.260132][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.260171][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.260198][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.260225][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.260254][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.260338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.260371][ T32] r4:85243c40 [ 891.260392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.260418][ T32] INFO: task kworker/1:535:5738 blocked for more than 468 seconds. [ 891.260445][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.260467][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.260543][ T32] task:kworker/1:535 state:D stack:0 pid:5738 tgid:5738 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.260593][ T32] Workqueue: events bpf_prog_free_deferred [ 891.260803][ T32] Call trace: [ 891.260840][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 891.260971][ T32] r10:8291a684 r9:ec66dd84 r8:00000002 r7:60000013 r6:ec66dd8c r5:84b64800 [ 891.261006][ T32] r4:84b64800 [ 891.261026][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 891.261351][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 891.261866][ T32] r5:858d438c r4:858d4000 [ 891.261887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.261933][ T32] r7:ddde2d80 r6:83018200 r5:858d438c r4:855fd700 ** 1 printk messages dropped ** [ 891.261999][ T32] r10:61c88647 r9:84b64800 r8:855fd72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 891.262257][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 891.263120][ T32] Workqueue: events bpf_prog_free_deferred [ 891.263172][ T32] Call trace: [ 891.263203][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.263283][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.263310][ T32] r4:00000000 [ 891.263511][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.288076][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.288145][ T32] dd20: 867be000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.288284][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.288316][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.288346][ T32] r5:800b0013 r4:80239bb0 [ 891.288370][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.288432][ T32] r4:82ac21e4 [ 891.288452][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.288609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.288638][ T32] r4:eaa3ddc0 [ 891.288816][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.288862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.288885][ T32] r4:00000000 [ 891.288904][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.288984][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.289010][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.289056][ T32] r5:00001000 r4:dfc17000 [ 891.289122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.289205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.289253][ T32] r5:85272f8c r4:85272c00 [ 891.289287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.289344][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.289397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.289490][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.289517][ T32] r4:85249580 [ 891.289539][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.289612][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.289646][ T32] r4:00000001 [ 891.289667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 891.289768][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 891.290389][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 891.290809][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 891.291330][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.291414][ T32] r5:00001000 r4:eb7b1000 [ 891.291437][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.291478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.291520][ T32] r5:858d4b8c r4:858d4800 [ 891.291541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.291591][ T32] r7:ddde2d80 r6:83018200 r5:858d4b8c r4:855fd780 [ 891.291613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.291663][ T32] r10:61c88647 r9:84b66000 r8:855fd7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.291729][ T32] r4:855fd780 [ 891.291758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.291803][ T32] r10:00000000 r9:855fd780 r8:80287e08 r7:ec661e60 r6:8572f480 r5:84b66000 [ 891.291828][ T32] r4:00000001 [ 891.291848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.291884][ T32] Exception stack(0xec679fb0 to 0xec679ff8) [ 891.291910][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 891.291939][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.292122][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.292174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.292242][ T32] r4:855ffc40 [ 891.292853][ T32] INFO: task kworker/1:536:5741 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.292973][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.293032][ T32] Workqueue: events bpf_prog_free_deferred [ 891.293076][ T32] Call trace: [ 891.293106][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 891.293396][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 891.311735][ T32] r4:eaa3ddc0 ** 5 printk messages dropped ** [ 891.312071][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 891.312695][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 891.313023][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 891.326843][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 891.327423][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec681e08 ** 9 printk messages dropped ** [ 891.328114][ T32] r5:00001000 r4:eb8fd000 ** 2 printk messages dropped ** [ 891.328449][ T32] r5:858d4f8c r4:858d4c00 [ 891.328471][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 891.328854][ T32] r4:855fd800 ** 3 printk messages dropped ** [ 891.328973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.329011][ T32] Exception stack(0xec681fb0 to 0xec681ff8) [ 891.329039][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.329123][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.329187][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.329221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.329314][ T32] r4:855ffe40 [ 891.329943][ T32] INFO: task kworker/1:537:5743 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.329980][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.330248][ T32] Workqueue: events bpf_prog_free_deferred [ 891.330481][ T32] Call trace: [ 891.330533][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.330586][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.330624][ T32] r4:00000000 [ 891.330647][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.330687][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.330785][ T32] dd20: 86e50000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.330817][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.330843][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.330868][ T32] r5:800b0013 r4:80239bb0 [ 891.330889][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.330971][ T32] r4:82ac21e4 [ 891.330996][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.331039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.331088][ T32] r4:eaa3ddc0 [ 891.331118][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.331164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.331212][ T32] r4:00000000 [ 891.331241][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.331286][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.331308][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.331350][ T32] r5:00001000 r4:dfc17000 [ 891.331383][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.331433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.331477][ T32] r5:85272f8c r4:85272c00 [ 891.331497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.331542][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.331562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.331607][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.331630][ T32] r4:85249580 [ 891.331651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.331697][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.331719][ T32] r4:00000001 [ 891.331738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.331773][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.331912][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.332031][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 891.332207][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 891.332630][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 891.333212][ T32] r5:84b62400 r4:8291a680 ** 2 printk messages dropped ** [ 891.333328][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec689e08 [ 891.333352][ T32] r4:00000000 [ 891.333371][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 891.333406][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.333440][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.343348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85320040 [ 891.343394][ T32] r4:00000000 [ 891.343418][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.343508][ T32] r9:83018205 r8:84b62400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 891.344400][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.344468][ T32] r5:00001000 r4:ec193000 [ 891.344490][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.344532][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.344574][ T32] r5:858d538c r4:858d5000 [ 891.344595][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.344642][ T32] r7:ddde2d80 r6:83018200 r5:858d538c r4:855fd880 [ 891.344726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.344780][ T32] r10:61c88647 r9:84b62400 r8:855fd8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.344804][ T32] r4:855fd880 [ 891.344825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.344872][ T32] r10:00000000 r9:855fd880 r8:80287e08 r7:ec681e60 r6:8572f580 r5:84b62400 [ 891.344920][ T32] r4:00000001 [ 891.344950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.344988][ T32] Exception stack(0xec689fb0 to 0xec689ff8) [ 891.345017][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 891.345128][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.345218][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.345281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.345309][ T32] r4:855ffe40 [ 891.345932][ T32] INFO: task kworker/1:538:5745 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.345969][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.346037][ T32] Workqueue: events bpf_prog_free_deferred [ 891.346107][ T32] Call trace: [ 891.346169][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.346226][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 2 printk messages dropped ** [ 891.346443][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 6 printk messages dropped ** [ 891.346741][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 891.347187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 891.347422][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.347546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.347663][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.347690][ T32] r4:85249580 [ 891.347711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.347779][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.347805][ T32] r4:00000001 [ 891.347866][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.348103][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.348133][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.348215][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.348245][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.348324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.348350][ T32] r4:85243c40 [ 891.348371][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.348399][ T32] INFO: task kworker/1:539:5746 blocked for more than 468 seconds. [ 891.348431][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.348475][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.348540][ T32] task:kworker/1:539 state:D stack:0 pid:5746 tgid:5746 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 891.349041][ T32] r4:857d8000 ** 4 printk messages dropped ** [ 891.349306][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec68de08 ** 9 printk messages dropped ** [ 891.349791][ T32] r5:00001000 r4:ec117000 ** 2 printk messages dropped ** [ 891.349936][ T32] r5:8577f78c r4:8577f400 [ 891.349960][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.350151][ T32] r7:ddde2d80 r6:83018200 r5:8577f78c r4:855fd900 ** 1 printk messages dropped ** [ 891.350245][ T32] r10:61c88647 r9:857d8000 r8:855fd92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 891.350717][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 891.351727][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 9 printk messages dropped ** [ 891.352254][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 891.352732][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 891.384338][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 5 printk messages dropped ** [ 891.384573][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 891.384922][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 891.385258][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 891.385789][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 891.385852][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.385920][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.385999][ T32] r5:858d5b8c r4:858d5800 [ 891.386025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.386071][ T32] r7:ddde2d80 r6:83018200 r5:858d5b8c r4:855fd980 [ 891.386092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.386141][ T32] r10:61c88647 r9:857d8c00 r8:855fd9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.386168][ T32] r4:855fd980 [ 891.386216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.386265][ T32] r10:00000000 r9:855fd980 r8:80287e08 r7:ec689e60 r6:8572f680 r5:857d8c00 [ 891.386288][ T32] r4:00000001 [ 891.386334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.386372][ T32] Exception stack(0xec691fb0 to 0xec691ff8) [ 891.386401][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.386455][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.386531][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.386589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.386640][ T32] r4:85320100 [ 891.387289][ T32] INFO: task kworker/1:540:5749 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.387326][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.387383][ T32] Workqueue: events bpf_prog_free_deferred [ 891.387426][ T32] Call trace: [ 891.387457][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.387507][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.387531][ T32] r4:00000000 [ 891.387588][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.387673][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.387705][ T32] dd20: 873ae000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.387752][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.387782][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.387819][ T32] r5:800b0013 r4:80239bb0 [ 891.387844][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.387915][ T32] r4:82ac21e4 [ 891.387946][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.387989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.388012][ T32] r4:eaa3ddc0 [ 891.388031][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.388071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.388093][ T32] r4:00000000 [ 891.388113][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.388160][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.388182][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.388223][ T32] r5:00001000 r4:dfc17000 [ 891.388244][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.388283][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.388325][ T32] r5:85272f8c r4:85272c00 [ 891.388345][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.388391][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.388413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.388458][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.388481][ T32] r4:85249580 [ 891.388500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.388545][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.388580][ T32] r4:00000001 [ 891.388617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.388656][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.388683][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.388757][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.388845][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.388878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.388900][ T32] r4:85243c40 [ 891.388921][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 891.389140][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 891.389408][ T32] r5:857d9800 r4:8291a680 ** 5 printk messages dropped ** [ 891.389675][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 891.390071][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 891.390179][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 891.390514][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 891.391078][ T32] Call trace: ** 7 printk messages dropped ** [ 891.391329][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.391352][ T32] r5:800b0013 r4:80239bb0 [ 891.391371][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.391409][ T32] r4:82ac21e4 [ 891.391441][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.391487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.391509][ T32] r4:eaa3ddc0 [ 891.391545][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.391589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.391636][ T32] r4:00000000 [ 891.391659][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.391703][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.391725][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.391766][ T32] r5:00001000 r4:dfc17000 [ 891.391786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.391825][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.391866][ T32] r5:85272f8c r4:85272c00 [ 891.391886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.391931][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.391952][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.391996][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.392019][ T32] r4:85249580 [ 891.392038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.392082][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.392104][ T32] r4:00000001 [ 891.392123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.392162][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.392189][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.392216][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.392255][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.392287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.392309][ T32] r4:85243c40 [ 891.392330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 891.392498][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 891.392781][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 891.393274][ T32] r5:00001000 r4:ec6f1000 ** 2 printk messages dropped ** [ 891.393417][ T32] r5:84ace38c r4:84ace000 [ 891.393465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.415710][ T32] r7:dddced80 r6:83018000 r5:84ace38c r4:8572f780 [ 891.415808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.415910][ T32] r10:61c88647 r9:857da400 r8:8572f7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.415939][ T32] r4:8572f780 [ 891.416014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.416067][ T32] r10:00000000 r9:8572f780 r8:80287e08 r7:ec575e60 r6:8572f800 r5:857da400 [ 891.416121][ T32] r4:00000001 [ 891.416152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.416198][ T32] Exception stack(0xec685fb0 to 0xec685ff8) [ 891.416228][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 891.416288][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.416326][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.416356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.416378][ T32] r4:853fb380 [ 891.416998][ T32] INFO: task kworker/0:770:5753 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.417035][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.417306][ T32] Workqueue: events bpf_prog_free_deferred [ 891.417419][ T32] Call trace: [ 891.417454][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.417546][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.417575][ T32] r4:00000000 [ 891.417595][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.417686][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.417746][ T32] dd20: 87593000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.417778][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.417804][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.417853][ T32] r5:800b0013 r4:80239bb0 [ 891.417879][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.417948][ T32] r4:82ac21e4 [ 891.418023][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.418095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.418122][ T32] r4:eaa3ddc0 [ 891.418174][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.418221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.418244][ T32] r4:00000000 [ 891.418265][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.418310][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.418332][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 891.418562][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 891.418845][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 5 printk messages dropped ** [ 891.419032][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 891.419292][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 891.419525][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 891.419866][ T32] r9:83018205 r8:857db000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 ** 4 printk messages dropped ** [ 891.420086][ T32] r5:858d678c r4:858d6400 [ 891.420110][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 891.420232][ T32] r10:61c88647 r9:857db000 r8:855fdaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 891.420598][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 891.421229][ T32] Call trace: ** 5 printk messages dropped ** [ 891.421432][ T32] dd20: 87593000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 7 printk messages dropped ** [ 891.421879][ T32] r4:eaa3ddc0 ** 5 printk messages dropped ** [ 891.422048][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 891.422579][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 5 printk messages dropped ** [ 891.422788][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 891.423068][ T32] task:kworker/1:543 state:D stack:0 pid:5757 tgid:5757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.423118][ T32] Workqueue: events bpf_prog_free_deferred [ 891.423163][ T32] Call trace: [ 891.423193][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 891.423342][ T32] r10:8291a684 r9:ec699d84 r8:00000002 r7:60000013 r6:ec699d8c r5:857dbc00 [ 891.423470][ T32] r4:857dbc00 [ 891.423531][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 891.439902][ T32] r5:857dbc00 r4:8291a680 [ 891.439963][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.440031][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 891.440130][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec699e08 [ 891.440164][ T32] r4:00000000 [ 891.440185][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 891.440247][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.440292][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.440334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85320500 [ 891.440357][ T32] r4:00000000 [ 891.440377][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.440449][ T32] r9:83018205 r8:857dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 891.440475][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.440520][ T32] r5:00001000 r4:ec311000 [ 891.440540][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.440645][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.440692][ T32] r5:858d638c r4:858d6000 [ 891.440713][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.440761][ T32] r7:ddde2d80 r6:83018200 r5:858d638c r4:855fdb00 [ 891.440783][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.440831][ T32] r10:61c88647 r9:857dbc00 r8:855fdb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.440853][ T32] r4:855fdb00 [ 891.440872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.440944][ T32] r10:00000000 r9:855fdb00 r8:80287e08 r7:ec59de60 r6:8572f900 r5:857dbc00 [ 891.440970][ T32] r4:00000001 [ 891.440991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.441029][ T32] Exception stack(0xec699fb0 to 0xec699ff8) [ 891.441060][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 891.441186][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.441219][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.441249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.441375][ T32] r4:853206c0 [ 891.442003][ T32] INFO: task kworker/1:543:5757 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.442101][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.442206][ T32] Workqueue: events bpf_prog_free_deferred [ 891.442257][ T32] Call trace: [ 891.442288][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.442338][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.442388][ T32] r4:00000000 [ 891.442413][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.442454][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.442507][ T32] dd20: 87890000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.442540][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.442566][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.442590][ T32] r5:800b0013 r4:80239bb0 [ 891.442731][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.442782][ T32] r4:82ac21e4 [ 891.442805][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.442847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.442870][ T32] r4:eaa3ddc0 [ 891.442891][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.442932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 8 printk messages dropped ** [ 891.443320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 891.458367][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 9 printk messages dropped ** [ 891.458658][ T32] task:kworker/1:544 state:D stack:0 pid:5760 tgid:5760 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 891.459075][ T32] r4:00000000 ** 3 printk messages dropped ** [ 891.459247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853207c0 ** 7 printk messages dropped ** [ 891.459511][ T32] r5:858d6b8c r4:858d6800 [ 891.459532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 891.459748][ T32] r10:00000000 r9:855fdb80 r8:80287e08 r7:ec59de60 r6:8572f980 r5:857dc800 ** 8 printk messages dropped ** [ 891.460657][ T32] INFO: task kworker/1:544:5760 is blocked on a mutex likely owned by task kworker/0:297:4186. ** 8 printk messages dropped ** [ 891.461019][ T32] dd20: 87aa5000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 10 printk messages dropped ** [ 891.461396][ T32] r4:00000000 ** 6 printk messages dropped ** [ 891.461647][ T32] r5:85272f8c r4:85272c00 ** 4 printk messages dropped ** [ 891.461834][ T32] r4:85249580 ** 4 printk messages dropped ** [ 891.461997][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 7 printk messages dropped ** [ 891.462207][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 891.462519][ T32] r5:857dd400 r4:8291a680 ** 3 printk messages dropped ** [ 891.462658][ T32] r4:00000000 ** 4 printk messages dropped ** [ 891.462856][ T32] r4:00000000 ** 5 printk messages dropped ** [ 891.463070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 891.463184][ T32] r7:ddde2d80 r6:83018200 r5:858d6f8c r4:855fdc00 ** 5 printk messages dropped ** [ 891.463359][ T32] r4:00000001 [ 891.463377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.463410][ T32] Exception stack(0xec6adfb0 to 0xec6adff8) [ 891.463438][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.463542][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.479723][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.479800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.479829][ T32] r4:85320740 [ 891.480457][ T32] INFO: task kworker/1:545:5762 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.480504][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.480604][ T32] Workqueue: events bpf_prog_free_deferred [ 891.480665][ T32] Call trace: [ 891.480802][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.480881][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.480908][ T32] r4:00000000 [ 891.480929][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.480997][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.481036][ T32] dd20: 87e7d000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.481067][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.481093][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.481117][ T32] r5:800b0013 r4:80239bb0 [ 891.481137][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.481203][ T32] r4:82ac21e4 [ 891.481244][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.481291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.481314][ T32] r4:eaa3ddc0 [ 891.481334][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.481399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.481450][ T32] r4:00000000 [ 891.481476][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.481536][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.481561][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.481628][ T32] r5:00001000 r4:dfc17000 [ 891.481653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.481693][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.481736][ T32] r5:85272f8c r4:85272c00 [ 891.481758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.481804][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.481856][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.481908][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.481955][ T32] r4:85249580 [ 891.481979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.482027][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.482051][ T32] r4:00000001 [ 891.482070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.482104][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.482153][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.482190][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.482228][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.482261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.482284][ T32] r4:85243c40 [ 891.482305][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.482334][ T32] INFO: task kworker/1:546:5764 blocked for more than 468 seconds. [ 891.482366][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.482390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.482411][ T32] task:kworker/1:546 state:D stack:0 pid:5764 tgid:5764 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.482456][ T32] Workqueue: events bpf_prog_free_deferred [ 891.482497][ T32] Call trace: [ 891.482527][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 891.482573][ T32] r10:8291a684 r9:ec6b5d84 r8:00000002 r7:60000113 r6:ec6b5d8c r5:84b60c00 [ 891.482595][ T32] r4:84b60c00 [ 891.482628][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 891.482674][ T32] r5:84b60c00 r4:8291a680 ** 1 printk messages dropped ** [ 891.482735][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 891.483114][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.483151][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.483197][ T32] r5:858d778c r4:858d7400 ** 3 printk messages dropped ** [ 891.483329][ T32] r10:61c88647 r9:84b60c00 r8:855fdcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 891.496252][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 891.497299][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 891.497608][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 891.497788][ T32] r4:00000000 ** 5 printk messages dropped ** [ 891.497981][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 891.498363][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 14 printk messages dropped ** [ 891.498998][ T32] r4:84b65400 ** 7 printk messages dropped ** [ 891.499245][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 891.499520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.499561][ T32] r5:858d738c r4:858d7000 [ 891.499582][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.499626][ T32] r7:ddde2d80 r6:83018200 r5:858d738c r4:855fdd00 [ 891.499660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.499711][ T32] r10:61c88647 r9:84b65400 r8:855fdd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.499734][ T32] r4:855fdd00 [ 891.499753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.499796][ T32] r10:00000000 r9:855fdd00 r8:80287e08 r7:ec6b5e60 r6:8572fb00 r5:84b65400 [ 891.499819][ T32] r4:00000001 [ 891.499838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.499889][ T32] Exception stack(0xec6b9fb0 to 0xec6b9ff8) [ 891.499918][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 891.499978][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.500031][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.500091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.500117][ T32] r4:853208c0 [ 891.500421][ T32] INFO: task kworker/1:547:5765 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.500454][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.500507][ T32] Workqueue: events bpf_prog_free_deferred [ 891.500550][ T32] Call trace: [ 891.500579][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.500629][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.500651][ T32] r4:00000000 [ 891.500671][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.500733][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.500765][ T32] dd20: 88144000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.500796][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.500846][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.500881][ T32] r5:800b0013 r4:80239bb0 [ 891.500902][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.500941][ T32] r4:82ac21e4 [ 891.500960][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.501001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.501022][ T32] r4:eaa3ddc0 [ 891.501041][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.501080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.501119][ T32] r4:00000000 [ 891.501142][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.501234][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.501262][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.501305][ T32] r5:00001000 r4:dfc17000 [ 891.501325][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.501364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 891.501583][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 891.501807][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 891.502039][ T32] INFO: task kworker/1:548:5768 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 891.502479][ T32] r5:857de000 r4:8291a680 ** 5 printk messages dropped ** [ 891.502681][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 891.502991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.503032][ T32] r5:858d7f8c r4:858d7c00 ** 2 printk messages dropped ** [ 891.503115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 891.503401][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 891.519520][ T32] Call trace: ** 5 printk messages dropped ** [ 891.519797][ T32] dd20: 8830a000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 6 printk messages dropped ** [ 891.520154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.520185][ T32] r4:eaa3ddc0 [ 891.520207][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.520280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.520309][ T32] r4:00000000 [ 891.520357][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.520457][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.520483][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.520527][ T32] r5:00001000 r4:dfc17000 [ 891.520573][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.520624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.520667][ T32] r5:85272f8c r4:85272c00 [ 891.520688][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.520736][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.520759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.520806][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.520829][ T32] r4:85249580 [ 891.520875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.520953][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.520986][ T32] r4:00000001 [ 891.521007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.521064][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.521094][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.521122][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.521148][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.521200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.521225][ T32] r4:85243c40 [ 891.521259][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.521318][ T32] INFO: task kworker/1:549:5769 blocked for more than 468 seconds. [ 891.521371][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.521398][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.521420][ T32] task:kworker/1:549 state:D stack:0 pid:5769 tgid:5769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.521482][ T32] Workqueue: events bpf_prog_free_deferred [ 891.521526][ T32] Call trace: [ 891.521556][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 891.521603][ T32] r10:8291a684 r9:ec6c5d84 r8:00000002 r7:60000013 r6:ec6c5d8c r5:84b78000 [ 891.521650][ T32] r4:84b78000 [ 891.521700][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 891.521747][ T32] r5:84b78000 r4:8291a680 [ 891.521794][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.521837][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 891.521906][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c5e08 [ 891.521934][ T32] r4:00000000 [ 891.521953][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 891.521989][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.522033][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.522077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85320cc0 [ 891.522100][ T32] r4:00000000 [ 891.522119][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.522168][ T32] r9:83018205 r8:84b78000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 891.522217][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.522265][ T32] r5:00001000 r4:ec565000 [ 891.522285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.522335][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.522388][ T32] r5:858d7b8c r4:858d7800 [ 891.522408][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.522454][ T32] r7:ddde2d80 r6:83018200 r5:858d7b8c r4:855fde00 [ 891.522476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.522548][ T32] r10:61c88647 r9:84b78000 r8:855fde2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.522636][ T32] r4:855fde00 [ 891.522659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.522705][ T32] r10:00000000 r9:855fde00 r8:80287e08 r7:ec6c1e60 r6:8572fc00 r5:84b78000 [ 891.522727][ T32] r4:00000001 [ 891.522772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.522837][ T32] Exception stack(0xec6c5fb0 to 0xec6c5ff8) [ 891.522873][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 891.522903][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.522981][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.523046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.523098][ T32] r4:85320b40 [ 891.523441][ T32] INFO: task kworker/1:549:5769 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.523532][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.540051][ T32] Workqueue: events bpf_prog_free_deferred [ 891.540123][ T32] Call trace: [ 891.540163][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.540224][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.540248][ T32] r4:00000000 [ 891.540282][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.540328][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.540359][ T32] dd20: 8853a000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.540387][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.540412][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.540436][ T32] r5:800b0013 r4:80239bb0 [ 891.540456][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.540497][ T32] r4:82ac21e4 [ 891.540519][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.540560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.540583][ T32] r4:eaa3ddc0 [ 891.540603][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.540644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.540666][ T32] r4:00000000 [ 891.540685][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.540732][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.540754][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.540795][ T32] r5:00001000 r4:dfc17000 [ 891.540815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.540854][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.540896][ T32] r5:85272f8c r4:85272c00 [ 891.540917][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.540975][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.541001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.541051][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.541074][ T32] r4:85249580 [ 891.541095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.541141][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.541186][ T32] r4:00000001 [ 891.541209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.541245][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.541273][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.541300][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.541326][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.541354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.541389][ T32] r4:85243c40 [ 891.541416][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.541447][ T32] INFO: task kworker/1:550:5771 blocked for more than 468 seconds. [ 891.541504][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.541544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.541577][ T32] task:kworker/1:550 state:D stack:0 pid:5771 tgid:5771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.541626][ T32] Workqueue: events bpf_prog_free_deferred [ 891.541668][ T32] Call trace: [ 891.541699][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 891.541746][ T32] r10:8291a684 r9:ec6b1d84 r8:00000002 r7:60000113 r6:ec6b1d8c r5:85856c00 [ 891.541768][ T32] r4:85856c00 [ 891.541789][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 891.541842][ T32] r5:85856c00 r4:8291a680 [ 891.541866][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.541907][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 891.541948][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b1e08 [ 891.541972][ T32] r4:00000000 [ 891.542019][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 891.542069][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.542109][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.542150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fb9c0 [ 891.542180][ T32] r4:00000000 [ 891.542199][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.542243][ T32] r9:83018205 r8:85856c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 891.542281][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.542325][ T32] r5:00001000 r4:ec5bd000 [ 891.542346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.542385][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.542425][ T32] r5:84aceb8c r4:84ace800 [ 891.542444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.542501][ T32] r7:ddde2d80 r6:83018200 r5:84aceb8c r4:855fde80 [ 891.542525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.542573][ T32] r10:61c88647 r9:85856c00 r8:855fdeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.542646][ T32] r4:855fde80 [ 891.542670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.542716][ T32] r10:00000000 r9:855fde80 r8:80287e08 r7:ec6c1e60 r6:855fdf00 r5:85856c00 [ 891.542740][ T32] r4:00000001 [ 891.542760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.542794][ T32] Exception stack(0xec6b1fb0 to 0xec6b1ff8) [ 891.542821][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.542849][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.542878][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.542907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.542929][ T32] r4:85320d00 [ 891.556465][ T32] INFO: task kworker/1:550:5771 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.556581][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.556699][ T32] Workqueue: events bpf_prog_free_deferred [ 891.556759][ T32] Call trace: [ 891.556791][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.556860][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.556889][ T32] r4:00000000 [ 891.556910][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 891.557012][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 8 printk messages dropped ** [ 891.557296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 891.557760][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 7 printk messages dropped ** [ 891.558063][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 7 printk messages dropped ** [ 891.558336][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 891.558449][ T32] Workqueue: events bpf_prog_free_deferred [ 891.558535][ T32] Call trace: [ 891.558568][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 891.558653][ T32] r10:8291a684 r9:ec6cdd84 r8:00000002 r7:60000113 r6:ec6cdd8c r5:85856000 [ 891.558683][ T32] r4:85856000 [ 891.558704][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 891.558747][ T32] r5:85856000 r4:8291a680 [ 891.558780][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.558823][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 891.558866][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6cde08 [ 891.558889][ T32] r4:00000000 [ 891.558908][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 891.558941][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.558987][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.559032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fbfc0 [ 891.559054][ T32] r4:00000000 [ 891.559073][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.559115][ T32] r9:83018005 r8:85856000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 891.559137][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.559186][ T32] r5:00001000 r4:ec5a7000 [ 891.559207][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.559246][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.559286][ T32] r5:8577ff8c r4:8577fc00 [ 891.559306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.559350][ T32] r7:dddced80 r6:83018000 r5:8577ff8c r4:8572fc80 [ 891.559370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.559416][ T32] r10:61c88647 r9:85856000 r8:8572fcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.559439][ T32] r4:8572fc80 [ 891.559458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.559501][ T32] r10:00000000 r9:8572fc80 r8:80287e08 r7:ec685e60 r6:855fdf80 r5:85856000 [ 891.559523][ T32] r4:00000001 [ 891.559544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.559579][ T32] Exception stack(0xec6cdfb0 to 0xec6cdff8) [ 891.559605][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.559632][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.559658][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.559687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.559708][ T32] r4:853fbc00 [ 891.560316][ T32] INFO: task kworker/0:771:5773 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.560356][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.560560][ T32] Workqueue: events bpf_prog_free_deferred [ 891.560618][ T32] Call trace: [ 891.560653][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.560705][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.560728][ T32] r4:00000000 [ 891.560748][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.560814][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.560873][ T32] dd20: 8891d000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.560906][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.560932][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.560957][ T32] r5:800b0013 r4:80239bb0 [ 891.560978][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.561047][ T32] r4:82ac21e4 [ 891.561095][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.561160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.561211][ T32] r4:eaa3ddc0 [ 891.561262][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.561336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 2 printk messages dropped ** [ 891.561427][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 10 printk messages dropped ** [ 891.561799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 891.562090][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 891.562303][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 891.562629][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 891.563141][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.563188][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 891.563417][ T32] r4:853f8000 ** 6 printk messages dropped ** [ 891.584219][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 891.584982][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.585070][ T32] Workqueue: events bpf_prog_free_deferred [ 891.585124][ T32] Call trace: [ 891.585163][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.585262][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.585290][ T32] r4:00000000 [ 891.585337][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.585382][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.585412][ T32] dd20: 88e9a000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.585491][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.585545][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.585598][ T32] r5:800b0013 r4:80239bb0 [ 891.585629][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.585672][ T32] r4:82ac21e4 [ 891.585694][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.585736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.585758][ T32] r4:eaa3ddc0 [ 891.585779][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.585833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.585865][ T32] r4:00000000 [ 891.585904][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.585955][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.585977][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.586020][ T32] r5:00001000 r4:dfc17000 [ 891.586040][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.586078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.586121][ T32] r5:85272f8c r4:85272c00 [ 891.586142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.586195][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.586217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.586263][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.586285][ T32] r4:85249580 [ 891.586304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.586350][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.586373][ T32] r4:00000001 [ 891.586392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.586426][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.586452][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 891.586731][ T32] task:kworker/0:772 state:D stack:0 pid:5777 tgid:5777 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 891.587172][ T32] r4:00000000 ** 4 printk messages dropped ** [ 891.587325][ T32] r4:00000000 ** 5 printk messages dropped ** [ 891.587507][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.587548][ T32] r5:84ace78c r4:84ace400 [ 891.587567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 891.587700][ T32] r4:8572fd00 ** 4 printk messages dropped ** [ 891.587838][ T32] Exception stack(0xec6e1fb0 to 0xec6e1ff8) ** 5 printk messages dropped ** [ 891.588328][ T32] INFO: task kworker/0:772:5777 is blocked on a mutex likely owned by task kworker/0:297:4186. ** 8 printk messages dropped ** [ 891.588669][ T32] dd20: 88e9a000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 10 printk messages dropped ** [ 891.589064][ T32] r4:00000000 ** 5 printk messages dropped ** [ 891.589283][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 891.589573][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 9 printk messages dropped ** [ 891.589867][ T32] INFO: task kworker/1:552:5778 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 891.590258][ T32] r5:84b68000 r4:8291a680 ** 1 printk messages dropped ** [ 891.590316][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 891.590358][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec69de08 [ 891.590381][ T32] r4:00000000 [ 891.590400][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 891.590434][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.590479][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.590524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540d000 [ 891.590547][ T32] r4:00000000 [ 891.590565][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.590608][ T32] r9:83018205 r8:84b68000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 891.590633][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.590676][ T32] r5:00001000 r4:ec6d9000 [ 891.590735][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.590779][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.590822][ T32] r5:858e838c r4:858e8000 [ 891.590842][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.590887][ T32] r7:ddde2d80 r6:83018200 r5:858e838c r4:853f8180 [ 891.590908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.590980][ T32] r10:61c88647 r9:84b68000 r8:853f81ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.591044][ T32] r4:853f8180 [ 891.591067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.591113][ T32] r10:00000000 r9:853f8180 r8:80287e08 r7:ec6dde60 r6:853f8200 r5:84b68000 [ 891.591136][ T32] r4:00000001 [ 891.591159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.591196][ T32] Exception stack(0xec69dfb0 to 0xec69dff8) [ 891.591224][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.591252][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.591278][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.591307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.591342][ T32] r4:8540d140 [ 891.591633][ T32] INFO: task kworker/1:552:5778 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.591665][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.591719][ T32] Workqueue: events bpf_prog_free_deferred [ 891.591764][ T32] Call trace: [ 891.591819][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.591874][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.591898][ T32] r4:00000000 [ 891.591934][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.591983][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.592012][ T32] dd20: 88e9a000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.592069][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.592099][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.592148][ T32] r5:800b0013 r4:80239bb0 [ 891.592190][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.592231][ T32] r4:82ac21e4 [ 891.592251][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.592292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.592315][ T32] r4:eaa3ddc0 [ 891.592334][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.592374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.592396][ T32] r4:00000000 [ 891.592415][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.592457][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.592478][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.592543][ T32] r5:00001000 r4:dfc17000 [ 891.592567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.592610][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.592652][ T32] r5:85272f8c r4:85272c00 [ 891.592673][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.592717][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.592738][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.592783][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.592805][ T32] r4:85249580 [ 891.592823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.592868][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.592891][ T32] r4:00000001 [ 891.592909][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.592942][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.592968][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.592996][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.593023][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.593050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.593072][ T32] r4:85243c40 [ 891.593091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.593141][ T32] INFO: task kworker/1:553:5780 blocked for more than 468 seconds. [ 891.593200][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.593226][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.593272][ T32] task:kworker/1:553 state:D stack:0 pid:5780 tgid:5780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.593321][ T32] Workqueue: events bpf_prog_free_deferred [ 891.593362][ T32] Call trace: [ 891.593391][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 891.593514][ T32] r10:8291a684 r9:ec6f9d84 r8:00000002 r7:60000013 r6:ec6f9d8c r5:84b6bc00 [ 891.614038][ T32] r4:84b6bc00 [ 891.614085][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 891.614166][ T32] r5:84b6bc00 r4:8291a680 [ 891.614216][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.614262][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 891.614305][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f9e08 [ 891.614343][ T32] r4:00000000 [ 891.614367][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 891.614403][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.614442][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.614483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540dc00 [ 891.614505][ T32] r4:00000000 [ 891.614537][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.614587][ T32] r9:83018205 r8:84b6bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 891.614635][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.614686][ T32] r5:00001000 r4:ec725000 [ 891.614706][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.614772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.614819][ T32] r5:858e8f8c r4:858e8c00 [ 891.614866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.614917][ T32] r7:ddde2d80 r6:83018200 r5:858e8f8c r4:853f8280 [ 891.614939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.614986][ T32] r10:61c88647 r9:84b6bc00 r8:853f82ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.615034][ T32] r4:853f8280 [ 891.615113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.615166][ T32] r10:00000000 r9:853f8280 r8:80287e08 r7:ec6dde60 r6:853f8300 r5:84b6bc00 [ 891.615217][ T32] r4:00000001 [ 891.615294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.615336][ T32] Exception stack(0xec6f9fb0 to 0xec6f9ff8) [ 891.615367][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 891.615395][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.615422][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.615451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.615500][ T32] r4:8540d2c0 [ 891.616142][ T32] INFO: task kworker/1:553:5780 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.616185][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.616359][ T32] Workqueue: events bpf_prog_free_deferred [ 891.616411][ T32] Call trace: [ 891.616449][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.616502][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.616526][ T32] r4:00000000 [ 891.616598][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.616641][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.616670][ T32] dd20: 89181000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.616699][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.616725][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.616748][ T32] r5:800b0013 r4:80239bb0 [ 891.616769][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.616835][ T32] r4:82ac21e4 [ 891.616916][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.616962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.616985][ T32] r4:eaa3ddc0 [ 891.617017][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.617062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.617085][ T32] r4:00000000 [ 891.617103][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.617148][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.617287][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.617341][ T32] r5:00001000 r4:dfc17000 [ 891.617375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.617449][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.617494][ T32] r5:85272f8c r4:85272c00 [ 891.617515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.617560][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.617580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.617626][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.617650][ T32] r4:85249580 [ 891.617669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.617715][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.617756][ T32] r4:00000001 [ 891.617784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.617822][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 1 printk messages dropped ** [ 891.617876][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 891.618215][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 891.618537][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 891.618850][ T32] r9:83018005 r8:84b6c800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 3 printk messages dropped ** [ 891.618971][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 891.619173][ T32] r4:8572fd80 ** 3 printk messages dropped ** [ 891.619309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 891.619474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.619502][ T32] r4:856fcc00 [ 891.619825][ T32] INFO: task kworker/0:773:5783 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.619857][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.619932][ T32] Workqueue: events bpf_prog_free_deferred [ 891.619988][ T32] Call trace: [ 891.620022][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.620088][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.620116][ T32] r4:00000000 [ 891.620135][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.620184][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.620212][ T32] dd20: 89181000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.620241][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.620279][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.620306][ T32] r5:800b0013 r4:80239bb0 [ 891.620327][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.620366][ T32] r4:82ac21e4 [ 891.620402][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.620448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.620472][ T32] r4:eaa3ddc0 [ 891.620491][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.620556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.620583][ T32] r4:00000000 [ 891.620602][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.620646][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.620691][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.620737][ T32] r5:00001000 r4:dfc17000 [ 891.620784][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.620828][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.620893][ T32] r5:85272f8c r4:85272c00 [ 891.620919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.620966][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.620988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.621035][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.621057][ T32] r4:85249580 [ 891.621076][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.621132][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.621189][ T32] r4:00000001 [ 891.621213][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.621249][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.621287][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.621320][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.621347][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.621378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.621400][ T32] r4:85243c40 [ 891.621420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.621444][ T32] INFO: task kworker/0:774:5784 blocked for more than 468 seconds. [ 891.621470][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.621505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 891.621878][ T32] r5:84b6d400 r4:8291a680 ** 5 printk messages dropped ** [ 891.622149][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 891.622529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.622573][ T32] r5:85799b8c r4:85799800 [ 891.622592][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 891.622703][ T32] r10:61c88647 r9:84b6d400 r8:8572fe2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 891.622954][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 891.644391][ T32] r4:00000000 ** 3 printk messages dropped ** [ 891.644553][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 9 printk messages dropped ** [ 891.644885][ T32] r4:00000000 ** 5 printk messages dropped ** [ 891.645092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 891.645465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 891.645718][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 891.645987][ T32] r4:84b6b000 ** 4 printk messages dropped ** [ 891.646180][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec71de08 ** 4 printk messages dropped ** [ 891.646399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540d940 [ 891.646446][ T32] r4:00000000 [ 891.646469][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.646602][ T32] r9:83018005 r8:84b6b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 891.646642][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.646687][ T32] r5:00001000 r4:ec71f000 [ 891.646718][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.646760][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.646801][ T32] r5:858e8b8c r4:858e8800 [ 891.646823][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.646866][ T32] r7:dddced80 r6:83018000 r5:858e8b8c r4:8572fe80 [ 891.646886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.646934][ T32] r10:61c88647 r9:84b6b000 r8:8572feac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.646999][ T32] r4:8572fe80 [ 891.647023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.647067][ T32] r10:00000000 r9:8572fe80 r8:80287e08 r7:ec715e60 r6:853f8480 r5:84b6b000 [ 891.647090][ T32] r4:00000001 [ 891.647109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.647143][ T32] Exception stack(0xec71dfb0 to 0xec71dff8) [ 891.647174][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.647202][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.647255][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.647288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.647310][ T32] r4:856fcac0 [ 891.647965][ T32] INFO: task kworker/0:775:5786 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.648008][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.648131][ T32] Workqueue: events bpf_prog_free_deferred [ 891.648185][ T32] Call trace: [ 891.648243][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.648294][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.648329][ T32] r4:00000000 [ 891.648351][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.648393][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.648421][ T32] dd20: 894fa000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.648477][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.648506][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.648555][ T32] r5:800b0013 r4:80239bb0 [ 891.648579][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.648620][ T32] r4:82ac21e4 [ 891.648639][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.648681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.648704][ T32] r4:eaa3ddc0 [ 891.648723][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.648763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.648785][ T32] r4:00000000 [ 891.648803][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.648845][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.648866][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.648906][ T32] r5:00001000 r4:dfc17000 ** 1 printk messages dropped ** [ 891.648994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 891.649371][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 891.649718][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 891.649939][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 891.650237][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 891.650715][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 891.650843][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 891.651132][ T32] r4:8572ff00 ** 4 printk messages dropped ** [ 891.651360][ T32] Exception stack(0xec72dfb0 to 0xec72dff8) ** 6 printk messages dropped ** [ 891.651864][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 891.652552][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 891.652802][ T32] r4:00000000 ** 5 printk messages dropped ** [ 891.653191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 891.679915][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 891.680132][ T32] INFO: task kworker/1:554:5791 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 891.680767][ T32] r5:84b6e000 r4:8291a680 ** 5 printk messages dropped ** [ 891.681070][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 891.681385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.681424][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 891.681748][ T32] r4:853f8580 ** 6 printk messages dropped ** [ 891.681974][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 891.682827][ T32] Call trace: ** 5 printk messages dropped ** [ 891.683038][ T32] dd20: 89935000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 9 printk messages dropped ** [ 891.692380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.692407][ T32] r4:00000000 [ 891.692467][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.692522][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.692545][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.692617][ T32] r5:00001000 r4:dfc17000 [ 891.692668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.692712][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.692756][ T32] r5:85272f8c r4:85272c00 [ 891.692776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.692850][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.692882][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.692931][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.692981][ T32] r4:85249580 [ 891.693005][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.693107][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.693133][ T32] r4:00000001 [ 891.693190][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.693246][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.693280][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.693333][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.693368][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.693431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.693532][ T32] r4:85243c40 [ 891.699275][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.699339][ T32] INFO: task kworker/1:555:5793 blocked for more than 468 seconds. [ 891.699377][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.699403][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.699447][ T32] task:kworker/1:555 state:D stack:0 pid:5793 tgid:5793 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.699513][ T32] Workqueue: events bpf_prog_free_deferred [ 891.699599][ T32] Call trace: [ 891.699637][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 891.699695][ T32] r10:8291a684 r9:ec6c9d84 r8:00000002 r7:60000013 r6:ec6c9d8c r5:84b68c00 [ 891.699719][ T32] r4:84b68c00 [ 891.699750][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 891.699797][ T32] r5:84b68c00 r4:8291a680 [ 891.699818][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.699856][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 891.699921][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c9e08 [ 891.699972][ T32] r4:00000000 [ 891.700010][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 891.700058][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.700113][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.700171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540dcc0 [ 891.700199][ T32] r4:00000000 [ 891.700240][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.700297][ T32] r9:83018205 r8:84b68c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 891.700330][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.700375][ T32] r5:00001000 r4:ec733000 [ 891.700396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.700436][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.700477][ T32] r5:858e938c r4:858e9000 [ 891.700518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.700569][ T32] r7:ddde2d80 r6:83018200 r5:858e938c r4:853f8680 [ 891.700590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.700637][ T32] r10:61c88647 r9:84b68c00 r8:853f86ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.700678][ T32] r4:853f8680 [ 891.700702][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.700757][ T32] r10:00000000 r9:853f8680 r8:80287e08 r7:ec729e60 r6:853f8700 r5:84b68c00 [ 891.700792][ T32] r4:00000001 [ 891.700814][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.700852][ T32] Exception stack(0xec6c9fb0 to 0xec6c9ff8) [ 891.700880][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 891.700909][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.700946][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.700978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.700999][ T32] r4:8540dd00 [ 891.701692][ T32] INFO: task kworker/1:555:5793 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.701734][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.701808][ T32] Workqueue: events bpf_prog_free_deferred [ 891.701853][ T32] Call trace: [ 891.701904][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.701958][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.702004][ T32] r4:00000000 [ 891.702044][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.702096][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.702127][ T32] dd20: 89935000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.702165][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.702190][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.702213][ T32] r5:800b0013 r4:80239bb0 [ 891.702234][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.702274][ T32] r4:82ac21e4 [ 891.702294][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.702358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.702385][ T32] r4:eaa3ddc0 ** 2 printk messages dropped ** [ 891.702482][ T32] r4:00000000 ** 3 printk messages dropped ** [ 891.702622][ T32] r5:00001000 r4:dfc17000 [ 891.702652][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.702694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.702736][ T32] r5:85272f8c r4:85272c00 [ 891.702755][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.702809][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.702832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.702907][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.702932][ T32] r4:85249580 [ 891.702980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.703030][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.703052][ T32] r4:00000001 [ 891.703070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.703104][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.703129][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.703160][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.703200][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.703232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.703253][ T32] r4:85243c40 [ 891.703283][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.703335][ T32] INFO: task kworker/1:556:5795 blocked for more than 468 seconds. [ 891.703367][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.703390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.703432][ T32] task:kworker/1:556 state:D stack:0 pid:5795 tgid:5795 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.716511][ T32] Workqueue: events bpf_prog_free_deferred [ 891.716635][ T32] Call trace: [ 891.716701][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 891.716767][ T32] r10:8291a684 r9:ec6e9d84 r8:00000002 r7:60000113 r6:ec6e9d8c r5:85855400 [ 891.716814][ T32] r4:85855400 [ 891.716839][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 891.716892][ T32] r5:85855400 r4:8291a680 [ 891.716925][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.716988][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 891.717147][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 891.717565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.717611][ T32] r5:858e978c r4:858e9400 [ 891.717632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.717678][ T32] r7:ddde2d80 r6:83018200 r5:858e978c r4:853f8780 ** 1 printk messages dropped ** [ 891.717778][ T32] r10:61c88647 r9:85855400 r8:853f87ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 891.718103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 891.718846][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 891.718987][ T32] Call trace: [ 891.719042][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.719102][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.719126][ T32] r4:00000000 [ 891.719144][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.719193][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.719253][ T32] dd20: 89f6b000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.719287][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.719312][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.719336][ T32] r5:800b0013 r4:80239bb0 [ 891.719357][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.719397][ T32] r4:82ac21e4 [ 891.719431][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.719476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.719499][ T32] r4:eaa3ddc0 [ 891.719518][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.719558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.719580][ T32] r4:00000000 [ 891.719609][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.719655][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.719676][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.719719][ T32] r5:00001000 r4:dfc17000 [ 891.719739][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.719777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.719818][ T32] r5:85272f8c r4:85272c00 [ 891.719838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.719901][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.719926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.719973][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.719995][ T32] r4:85249580 [ 891.720022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.720091][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.720128][ T32] r4:00000001 [ 891.720151][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.720202][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.720229][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.720257][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.720283][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.720322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.720347][ T32] r4:85243c40 [ 891.720369][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.720398][ T32] INFO: task kworker/1:557:5797 blocked for more than 468 seconds. ** 3 printk messages dropped ** [ 891.720784][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 891.721319][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 891.721389][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec74de08 [ 891.721422][ T32] r4:00000000 [ 891.721471][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 891.721517][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.721561][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.721636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fbb80 [ 891.721665][ T32] r4:00000000 [ 891.721689][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.721743][ T32] r9:83018205 r8:84b7a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 891.721770][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.721851][ T32] r5:00001000 r4:ec749000 [ 891.721877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.721966][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.722021][ T32] r5:858e9f8c r4:858e9c00 [ 891.722050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.722115][ T32] r7:ddde2d80 r6:83018200 r5:858e9f8c r4:853f8880 [ 891.722238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.722293][ T32] r10:61c88647 r9:84b7a400 r8:853f88ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.722317][ T32] r4:853f8880 [ 891.722361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.722422][ T32] r10:00000000 r9:853f8880 r8:80287e08 r7:ec729e60 r6:8572ff80 r5:84b7a400 [ 891.722448][ T32] r4:00000001 [ 891.722468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.722504][ T32] Exception stack(0xec74dfb0 to 0xec74dff8) [ 891.722533][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.722562][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.722590][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.722645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.722673][ T32] r4:8540da40 [ 891.723050][ T32] INFO: task kworker/1:557:5797 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.723087][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.723147][ T32] Workqueue: events bpf_prog_free_deferred [ 891.723224][ T32] Call trace: [ 891.723254][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.723306][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.723328][ T32] r4:00000000 [ 891.723347][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.723386][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.723431][ T32] dd20: 89f6b000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.723464][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.723556][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.747179][ T32] r5:800b0013 r4:80239bb0 [ 891.747226][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.747294][ T32] r4:82ac21e4 [ 891.747340][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.747412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.747460][ T32] r4:eaa3ddc0 [ 891.747494][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.747540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.747565][ T32] r4:00000000 [ 891.747605][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.747663][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.747686][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.747731][ T32] r5:00001000 r4:dfc17000 [ 891.747760][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.747803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.747845][ T32] r5:85272f8c r4:85272c00 [ 891.747874][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.747925][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.747947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.747995][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.748018][ T32] r4:85249580 [ 891.748038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.748084][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.748126][ T32] r4:00000001 [ 891.748152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.748196][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 1 printk messages dropped ** [ 891.748255][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 891.748628][ T32] Workqueue: events bpf_prog_free_deferred [ 891.748674][ T32] Call trace: [ 891.748706][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 891.748759][ T32] r10:8291a684 r9:ec761d84 r8:00000002 r7:60000113 r6:ec761d8c r5:84b7bc00 [ 891.748782][ T32] r4:84b7bc00 [ 891.748802][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 891.748843][ T32] r5:84b7bc00 r4:8291a680 [ 891.748865][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.748929][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 891.748975][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec761e08 [ 891.748998][ T32] r4:00000000 [ 891.749018][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 891.749053][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.749088][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.749129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540d140 [ 891.749151][ T32] r4:00000000 [ 891.749207][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.749252][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 891.749274][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.749317][ T32] r5:00001000 r4:ec757000 [ 891.749336][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.749375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.749417][ T32] r5:858ea38c r4:858ea000 [ 891.749437][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.749504][ T32] r7:ddde2d80 r6:83018200 r5:858ea38c r4:853f8900 [ 891.749529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.749598][ T32] r10:61c88647 r9:84b7bc00 r8:853f892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.749653][ T32] r4:853f8900 [ 891.749676][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.749721][ T32] r10:00000000 r9:853f8900 r8:80287e08 r7:ec74de60 r6:853ee000 r5:84b7bc00 [ 891.749743][ T32] r4:00000001 [ 891.749783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.749843][ T32] Exception stack(0xec761fb0 to 0xec761ff8) [ 891.749882][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.749911][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.749946][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.749998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.750025][ T32] r4:84889940 [ 891.750685][ T32] INFO: task kworker/1:558:5799 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.750743][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.750828][ T32] Workqueue: events bpf_prog_free_deferred [ 891.750873][ T32] Call trace: [ 891.750904][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.750964][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.750990][ T32] r4:00000000 [ 891.751010][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.751092][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.751124][ T32] dd20: 8a3de000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.751173][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.751222][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.751266][ T32] r5:800b0013 r4:80239bb0 [ 891.751309][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.751353][ T32] r4:82ac21e4 [ 891.751374][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.751439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 2 printk messages dropped ** [ 891.751559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 891.751902][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 4 printk messages dropped ** [ 891.752070][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 6 printk messages dropped ** [ 891.752321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 891.752533][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 891.752807][ T32] r5:84b7b000 r4:8291a680 ** 3 printk messages dropped ** [ 891.752969][ T32] r4:00000000 [ 891.752988][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 891.753022][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.753055][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.753109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dd000 [ 891.753159][ T32] r4:00000000 [ 891.753206][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.753252][ T32] r9:83018205 r8:84b7b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 891.753273][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.753359][ T32] r5:00001000 r4:ec75d000 [ 891.753382][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.753422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.753534][ T32] r5:858ea78c r4:858ea400 [ 891.777237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.777339][ T32] r7:ddde2d80 r6:83018200 r5:858ea78c r4:853f8980 [ 891.777364][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.777427][ T32] r10:61c88647 r9:84b7b000 r8:853f89ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.777455][ T32] r4:853f8980 [ 891.777475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.777549][ T32] r10:00000000 r9:853f8980 r8:80287e08 r7:ec761e60 r6:853ee080 r5:84b7b000 [ 891.777590][ T32] r4:00000001 [ 891.777615][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.777677][ T32] Exception stack(0xec76dfb0 to 0xec76dff8) [ 891.777717][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.777745][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.777792][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.777826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.777869][ T32] r4:853dd0c0 [ 891.778519][ T32] INFO: task kworker/1:559:5801 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.778590][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.778798][ T32] Workqueue: events bpf_prog_free_deferred [ 891.778916][ T32] Call trace: [ 891.778953][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.779025][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.779060][ T32] r4:00000000 [ 891.779092][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.779135][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.779169][ T32] dd20: 8aa6a000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.779208][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.779258][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.779306][ T32] r5:800b0013 r4:80239bb0 [ 891.779330][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.779385][ T32] r4:82ac21e4 [ 891.779408][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.779452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.779474][ T32] r4:eaa3ddc0 [ 891.779494][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.779553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.779584][ T32] r4:00000000 [ 891.779622][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.779677][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.779700][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.779743][ T32] r5:00001000 r4:dfc17000 [ 891.779763][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.779801][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.779843][ T32] r5:85272f8c r4:85272c00 [ 891.779863][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.779908][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.779953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.780045][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.780091][ T32] r4:85249580 [ 891.780133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.780208][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 3 printk messages dropped ** [ 891.780338][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 891.780796][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 891.781191][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 891.781529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.781571][ T32] r5:858eab8c r4:858ea800 [ 891.781632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 891.781870][ T32] r10:61c88647 r9:84b7c800 r8:853f8a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 891.782559][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 891.783314][ T32] r4:eaa3ddc0 ** 6 printk messages dropped ** [ 891.790318][ T32] r5:00001000 r4:dfc17000 ** 7 printk messages dropped ** [ 891.790660][ T32] r4:85249580 ** 6 printk messages dropped ** [ 891.790945][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 891.791132][ T32] INFO: task kworker/1:561:5805 blocked for more than 468 seconds. [ 891.791191][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.791241][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.791309][ T32] task:kworker/1:561 state:D stack:0 pid:5805 tgid:5805 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.791370][ T32] Workqueue: events bpf_prog_free_deferred [ 891.791415][ T32] Call trace: [ 891.791516][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 891.791571][ T32] r10:8291a684 r9:ec785d84 r8:00000002 r7:60000113 r6:ec785d8c r5:84b7ec00 [ 891.791595][ T32] r4:84b7ec00 [ 891.791615][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 891.791673][ T32] r5:84b7ec00 r4:8291a680 [ 891.791718][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.791760][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 891.791802][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec785e08 [ 891.791823][ T32] r4:00000000 [ 891.791843][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 891.791886][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.791927][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.791968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dd340 [ 891.791990][ T32] r4:00000000 [ 891.792008][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.792073][ T32] r9:83018205 r8:84b7ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 891.792098][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.792141][ T32] r5:00001000 r4:ec779000 [ 891.792169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.792207][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.792249][ T32] r5:858eaf8c r4:858eac00 [ 891.792290][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.792372][ T32] r7:ddde2d80 r6:83018200 r5:858eaf8c r4:853f8a80 [ 891.792418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.792469][ T32] r10:61c88647 r9:84b7ec00 r8:853f8aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.792491][ T32] r4:853f8a80 [ 891.792510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.792555][ T32] r10:00000000 r9:853f8a80 r8:80287e08 r7:ec77de60 r6:853ee180 r5:84b7ec00 [ 891.792577][ T32] r4:00000001 [ 891.792623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.792662][ T32] Exception stack(0xec785fb0 to 0xec785ff8) [ 891.792731][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 891.792763][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.792815][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.792941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.792967][ T32] r4:853dd180 [ 891.806592][ T32] INFO: task kworker/1:561:5805 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.806691][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.806781][ T32] Workqueue: events bpf_prog_free_deferred [ 891.806846][ T32] Call trace: [ 891.806878][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.806935][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.806994][ T32] r4:00000000 [ 891.807018][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.807060][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.807090][ T32] dd20: 8ad39000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.807118][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.807197][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.807226][ T32] r5:800b0013 r4:80239bb0 [ 891.807267][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.807313][ T32] r4:82ac21e4 [ 891.807334][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.807396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.807442][ T32] r4:eaa3ddc0 ** 2 printk messages dropped ** [ 891.807577][ T32] r4:00000000 ** 6 printk messages dropped ** [ 891.807924][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 891.808243][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 9 printk messages dropped ** [ 891.808613][ T32] INFO: task kworker/1:562:5806 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 891.809018][ T32] r5:84b7d400 r4:8291a680 ** 5 printk messages dropped ** [ 891.809250][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 891.809531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.809582][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 891.809718][ T32] r7:ddde2d80 r6:83018200 r5:858eb38c r4:853f8b00 [ 891.809739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.809785][ T32] r10:61c88647 r9:84b7d400 r8:853f8b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.809807][ T32] r4:853f8b00 [ 891.809826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.809869][ T32] r10:00000000 r9:853f8b00 r8:80287e08 r7:ec785e60 r6:853ee200 r5:84b7d400 [ 891.809891][ T32] r4:00000001 [ 891.809959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.809998][ T32] Exception stack(0xec78dfb0 to 0xec78dff8) [ 891.810026][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.810075][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.810127][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.810178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.810204][ T32] r4:853dd140 [ 891.810747][ T32] INFO: task kworker/1:562:5806 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.810800][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.810872][ T32] Workqueue: events bpf_prog_free_deferred [ 891.810919][ T32] Call trace: [ 891.810948][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.811010][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.811056][ T32] r4:00000000 [ 891.811079][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.811121][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.811150][ T32] dd20: 8ad39000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.811184][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.811209][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.811232][ T32] r5:800b0013 r4:80239bb0 [ 891.811252][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.811291][ T32] r4:82ac21e4 [ 891.811310][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.811370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.811397][ T32] r4:eaa3ddc0 [ 891.811416][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.811457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.811480][ T32] r4:00000000 [ 891.811500][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.811543][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.811563][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.811605][ T32] r5:00001000 r4:dfc17000 [ 891.811624][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.811672][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.811718][ T32] r5:85272f8c r4:85272c00 [ 891.811739][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.811805][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.811830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.811897][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.811945][ T32] r4:85249580 [ 891.811991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.812071][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.812118][ T32] r4:00000001 [ 891.812140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.812181][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.812208][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.812258][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.812288][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.812317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.812339][ T32] r4:85243c40 [ 891.812373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.812421][ T32] INFO: task kworker/1:563:5808 blocked for more than 468 seconds. [ 891.812457][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.812489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.812521][ T32] task:kworker/1:563 state:D stack:0 pid:5808 tgid:5808 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.812568][ T32] Workqueue: events bpf_prog_free_deferred [ 891.812608][ T32] Call trace: [ 891.812644][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 891.812741][ T32] r4:84b7e000 ** 4 printk messages dropped ** [ 891.812955][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec79de08 ** 8 printk messages dropped ** [ 891.813329][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 891.813464][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.829011][ T32] r5:858f078c r4:858f0400 ** 1 printk messages dropped ** [ 891.829133][ T32] r7:ddde2d80 r6:83018200 r5:858f078c r4:853f8b80 ** 4 printk messages dropped ** [ 891.829329][ T32] r10:00000000 r9:853f8b80 r8:80287e08 r7:ec78de60 r6:853ee280 r5:84b7e000 ** 10 printk messages dropped ** [ 891.830458][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 891.830793][ T32] dd20: 8aed9000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 10 printk messages dropped ** [ 891.831142][ T32] r4:00000000 ** 6 printk messages dropped ** [ 891.831410][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 891.831784][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 10 printk messages dropped ** [ 891.832163][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 891.832652][ T32] r5:84b79800 r4:8291a680 [ 891.832693][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.832755][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 891.832800][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7ade08 [ 891.832845][ T32] r4:00000000 [ 891.832866][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 891.832903][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.832958][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.833014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dd5c0 [ 891.833041][ T32] r4:00000000 [ 891.833060][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.833103][ T32] r9:83018205 r8:84b79800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 891.833146][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.833224][ T32] r5:00001000 r4:ec799000 [ 891.833244][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.833304][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.833369][ T32] r5:858eb78c r4:858eb400 [ 891.833392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.833489][ T32] r7:ddde2d80 r6:83018200 r5:858eb78c r4:853f8c00 [ 891.846777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.846874][ T32] r10:61c88647 r9:84b79800 r8:853f8c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.846900][ T32] r4:853f8c00 [ 891.846921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.847001][ T32] r10:00000000 r9:853f8c00 r8:80287e08 r7:ec79de60 r6:853ee300 r5:84b79800 [ 891.847025][ T32] r4:00000001 [ 891.847061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.847105][ T32] Exception stack(0xec7adfb0 to 0xec7adff8) [ 891.847136][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.847171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.847199][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.847227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.847250][ T32] r4:853dd3c0 [ 891.847890][ T32] INFO: task kworker/1:564:5811 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.847929][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.848052][ T32] Workqueue: events bpf_prog_free_deferred [ 891.848124][ T32] Call trace: [ 891.848174][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.848230][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.848254][ T32] r4:00000000 [ 891.848274][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.848313][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.848340][ T32] dd20: 8b51f000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.848369][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.848394][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.848418][ T32] r5:800b0013 r4:80239bb0 [ 891.848439][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.848479][ T32] r4:82ac21e4 [ 891.848499][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.848540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.848562][ T32] r4:eaa3ddc0 [ 891.848581][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.848652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.848678][ T32] r4:00000000 [ 891.848698][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.848744][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.848766][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.848807][ T32] r5:00001000 r4:dfc17000 [ 891.848827][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.848865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.848907][ T32] r5:85272f8c r4:85272c00 [ 891.848926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.848971][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.848991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.849036][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.849058][ T32] r4:85249580 [ 891.849095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.849186][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.849218][ T32] r4:00000001 [ 891.849238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.849274][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.849314][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.849364][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 891.849565][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 891.849944][ T32] r5:84b78c00 r4:8291a680 ** 5 printk messages dropped ** [ 891.850118][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 891.850658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.850705][ T32] r5:858ebb8c r4:858eb800 [ 891.850725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.850866][ T32] r7:ddde2d80 r6:83018200 r5:858ebb8c r4:853f8c80 [ 891.850909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.850958][ T32] r10:61c88647 r9:84b78c00 r8:853f8cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.850980][ T32] r4:853f8c80 [ 891.850999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.851042][ T32] r10:00000000 r9:853f8c80 r8:80287e08 r7:ec79de60 r6:853ee380 r5:84b78c00 [ 891.851063][ T32] r4:00000001 [ 891.851082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.851119][ T32] Exception stack(0xec7b1fb0 to 0xec7b1ff8) [ 891.851145][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.851179][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.851226][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.851257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.851280][ T32] r4:853dd500 [ 891.851607][ T32] INFO: task kworker/1:565:5812 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.851639][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.851729][ T32] Workqueue: events bpf_prog_free_deferred [ 891.851773][ T32] Call trace: [ 891.851802][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.851851][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.851873][ T32] r4:00000000 [ 891.851892][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.851931][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.851958][ T32] dd20: 8b51f000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.851986][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.852010][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.852034][ T32] r5:800b0013 r4:80239bb0 [ 891.852053][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.852091][ T32] r4:82ac21e4 [ 891.852110][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.852186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.852214][ T32] r4:eaa3ddc0 [ 891.852233][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.852276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.852298][ T32] r4:00000000 [ 891.852316][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.852359][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.852398][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.852451][ T32] r5:00001000 r4:dfc17000 ** 2 printk messages dropped ** [ 891.852604][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 891.852848][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 891.853300][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 891.879930][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 891.880400][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec741e08 ** 9 printk messages dropped ** [ 891.880755][ T32] r5:00001000 r4:ec7b9000 ** 1 printk messages dropped ** [ 891.880814][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 891.881126][ T32] r10:61c88647 r9:85858c00 r8:853f8d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 891.881518][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 891.882600][ T32] r4:00000000 ** 7 printk messages dropped ** [ 891.882952][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 891.883220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.883243][ T32] r4:00000000 [ 891.883322][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.883391][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 891.883416][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.890699][ T32] r5:00001000 r4:dfc17000 [ 891.890777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.890844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.890901][ T32] r5:85272f8c r4:85272c00 [ 891.890926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.890976][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.891038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.891091][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.891114][ T32] r4:85249580 [ 891.891134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.891185][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.891208][ T32] r4:00000001 [ 891.891227][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.891277][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.891311][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.891340][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.891367][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.891396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.891439][ T32] r4:85243c40 [ 891.891467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.891510][ T32] INFO: task kworker/1:567:5816 blocked for more than 468 seconds. [ 891.891546][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.891572][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.891595][ T32] task:kworker/1:567 state:D stack:0 pid:5816 tgid:5816 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.891650][ T32] Workqueue: events bpf_prog_free_deferred [ 891.891743][ T32] Call trace: [ 891.891779][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 891.891852][ T32] r10:8291a684 r9:ec7c5d84 r8:00000002 r7:60000013 r6:ec7c5d8c r5:85859800 [ 891.891880][ T32] r4:85859800 [ 891.891899][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 891.891941][ T32] r5:85859800 r4:8291a680 [ 891.891962][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.892001][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 891.892049][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c5e08 [ 891.892080][ T32] r4:00000000 [ 891.892101][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 891.892142][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.892305][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.892527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dd900 [ 891.892583][ T32] r4:00000000 [ 891.892668][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.892743][ T32] r9:83018205 r8:85859800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 891.892798][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 891.893019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.893080][ T32] r5:858f038c r4:858f0000 ** 2 printk messages dropped ** [ 891.893303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 891.900516][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 891.901857][ T32] r4:00000000 ** 5 printk messages dropped ** [ 891.902022][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 891.902306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 13 printk messages dropped ** [ 891.902873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 891.903134][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.903175][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.903204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.903248][ T32] r4:85243c40 [ 891.903323][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.903396][ T32] INFO: task kworker/1:568:5819 blocked for more than 468 seconds. [ 891.903435][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.903521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.916431][ T32] task:kworker/1:568 state:D stack:0 pid:5819 tgid:5819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.916529][ T32] Workqueue: events bpf_prog_free_deferred [ 891.916613][ T32] Call trace: [ 891.916655][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 891.916735][ T32] r10:8291a684 r9:ec7d1d84 r8:00000002 r7:60000013 r6:ec7d1d8c r5:8585a400 [ 891.916768][ T32] r4:8585a400 [ 891.916789][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 891.916832][ T32] r5:8585a400 r4:8291a680 [ 891.916862][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.916906][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 891.916969][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d1e08 [ 891.917022][ T32] r4:00000000 [ 891.917045][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 891.917226][ T32] r4:00000000 ** 5 printk messages dropped ** [ 891.917489][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.917584][ T32] r5:858f0b8c r4:858f0800 [ 891.917630][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 891.917762][ T32] r10:61c88647 r9:8585a400 r8:853f8f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 891.918865][ T32] INFO: task kworker/1:568:5819 is blocked on a mutex likely owned by task kworker/0:297:4186. ** 9 printk messages dropped ** [ 891.919465][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 8 printk messages dropped ** [ 891.919801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 891.920201][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 5 printk messages dropped ** [ 891.920392][ T32] r4:00000001 ** 6 printk messages dropped ** [ 891.920635][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 891.920867][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 891.921247][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 891.921621][ T32] r5:00001000 r4:ec7ef000 [ 891.921640][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.921693][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.921760][ T32] r5:858f138c r4:858f1000 [ 891.921783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.921828][ T32] r7:ddde2d80 r6:83018200 r5:858f138c r4:852b1000 [ 891.921848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.921894][ T32] r10:61c88647 r9:8585b000 r8:852b102c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.921917][ T32] r4:852b1000 [ 891.921936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.921980][ T32] r10:00000000 r9:852b1000 r8:80287e08 r7:ec7d1e60 r6:852b1080 r5:8585b000 [ 891.922031][ T32] r4:00000001 [ 891.922073][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.922110][ T32] Exception stack(0xec7d9fb0 to 0xec7d9ff8) [ 891.922157][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 891.922223][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.922259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.922313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.922338][ T32] r4:853ddc00 [ 891.922663][ T32] INFO: task kworker/1:569:5821 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.922696][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.922790][ T32] Workqueue: events bpf_prog_free_deferred [ 891.922858][ T32] Call trace: [ 891.922943][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.922996][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.923019][ T32] r4:00000000 [ 891.923047][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.923092][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.923141][ T32] dd20: 8c022000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.923184][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.923220][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.923248][ T32] r5:800b0013 r4:80239bb0 [ 891.923298][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.923372][ T32] r4:82ac21e4 [ 891.923400][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.923514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.949938][ T32] r4:eaa3ddc0 [ 891.949988][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.950121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.950167][ T32] r4:00000000 ** 3 printk messages dropped ** [ 891.950433][ T32] r5:00001000 r4:dfc17000 ** 1 printk messages dropped ** [ 891.950501][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.950545][ T32] r5:85272f8c r4:85272c00 [ 891.950655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.950770][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 891.950797][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.950888][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.950981][ T32] r4:85249580 [ 891.951006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.951096][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 891.951129][ T32] r4:00000001 [ 891.951159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.951199][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 891.951301][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.951335][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.951362][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.951393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.951416][ T32] r4:85243c40 [ 891.951442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.951474][ T32] INFO: task kworker/1:570:5822 blocked for more than 468 seconds. [ 891.951510][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.951536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.951560][ T32] task:kworker/1:570 state:D stack:0 pid:5822 tgid:5822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.951618][ T32] Workqueue: events bpf_prog_free_deferred [ 891.951662][ T32] Call trace: [ 891.951694][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 891.951775][ T32] r10:8291a684 r9:ec755d84 r8:00000002 r7:60000013 r6:ec755d8c r5:8585bc00 [ 891.951803][ T32] r4:8585bc00 [ 891.951850][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 891.951999][ T32] r5:8585bc00 r4:8291a680 [ 891.952054][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.952104][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 891.952232][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 891.952611][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.952704][ T32] r5:858f0f8c r4:858f0c00 [ 891.952755][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.952884][ T32] r7:ddde2d80 r6:83018200 r5:858f0f8c r4:852b1100 [ 891.952909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.952959][ T32] r10:61c88647 r9:8585bc00 r8:852b112c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.953022][ T32] r4:852b1100 [ 891.953046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.953094][ T32] r10:00000000 r9:852b1100 r8:80287e08 r7:ec7d9e60 r6:852b1180 r5:8585bc00 [ 891.953116][ T32] r4:00000001 [ 891.953154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.953221][ T32] Exception stack(0xec755fb0 to 0xec755ff8) [ 891.953249][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 891.953293][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.953324][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.953353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.953398][ T32] r4:853ddc00 [ 891.957610][ T32] INFO: task kworker/1:570:5822 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.957772][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.957900][ T32] Workqueue: events bpf_prog_free_deferred [ 891.958056][ T32] Call trace: [ 891.958097][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.958163][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.958189][ T32] r4:00000000 [ 891.958254][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.958308][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.958446][ T32] dd20: 8c335000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.958557][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 1 printk messages dropped ** [ 891.958650][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 891.959326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 891.959775][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 5 printk messages dropped ** [ 891.959998][ T32] r4:00000001 ** 4 printk messages dropped ** [ 891.960137][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 891.960523][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 891.960835][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 891.961270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541d440 ** 6 printk messages dropped ** [ 891.961643][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 891.961868][ T32] r10:61c88647 r9:8585d400 r8:853ee42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.961891][ T32] r4:853ee400 [ 891.961911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.961967][ T32] r10:00000000 r9:853ee400 r8:80287e08 r7:ec715e60 r6:852b1200 r5:8585d400 [ 891.961994][ T32] r4:00000001 [ 891.962013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.962050][ T32] Exception stack(0xec7fdfb0 to 0xec7fdff8) [ 891.962077][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.962119][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.962156][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.962186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.962226][ T32] r4:8541d840 [ 891.962595][ T32] INFO: task kworker/0:777:5827 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 891.962729][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.963157][ T32] Workqueue: events bpf_prog_free_deferred [ 891.963384][ T32] Call trace: [ 891.963508][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 891.987565][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 891.987657][ T32] r4:00000000 [ 891.987686][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.987751][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 891.987785][ T32] dd20: 8c74e000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 891.987814][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 891.987859][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 891.987887][ T32] r5:800b0013 r4:80239bb0 [ 891.987908][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.987952][ T32] r4:82ac21e4 [ 891.988015][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.988083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.988109][ T32] r4:eaa3ddc0 [ 891.988130][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.988204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 891.988258][ T32] r4:00000000 [ 891.988281][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.988328][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 6 printk messages dropped ** [ 891.988712][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 5 printk messages dropped ** [ 891.989033][ T32] r4:00000001 ** 4 printk messages dropped ** [ 891.989296][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 891.989685][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 891.990051][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.990109][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 891.990162][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec805e08 [ 891.990208][ T32] r4:00000000 [ 891.990272][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 891.990415][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.990476][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.990542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541d300 [ 891.990566][ T32] r4:00000000 [ 891.990670][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 891.990717][ T32] r9:83018005 r8:8585c800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 891.990739][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.990802][ T32] r5:00001000 r4:eb41d000 [ 891.990870][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.990987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.991056][ T32] r5:8579938c r4:85799000 [ 891.991080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.991125][ T32] r7:dddced80 r6:83018000 r5:8579938c r4:853ee480 [ 891.991153][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.991222][ T32] r10:61c88647 r9:8585c800 r8:853ee4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.991419][ T32] r4:853ee480 [ 891.991441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.991510][ T32] r10:00000000 r9:853ee480 r8:80287e08 r7:ec715e60 r6:852b1280 r5:8585c800 [ 891.991535][ T32] r4:00000001 [ 891.991575][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.991613][ T32] Exception stack(0xec805fb0 to 0xec805ff8) [ 891.991651][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 891.991702][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.991731][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.991773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.991822][ T32] r4:8541dac0 [ 891.992500][ T32] INFO: task kworker/0:778:5829 is blocked on a mutex likely owned by task kworker/0:297:4186. ** 4 printk messages dropped ** [ 891.992920][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 891.993397][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 891.993469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 891.993492][ T32] r4:eaa3ddc0 [ 891.993510][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.993609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.008719][ T32] r4:00000000 [ 892.008765][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.008840][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.008885][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.008959][ T32] r5:00001000 r4:dfc17000 [ 892.009003][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.009068][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.009139][ T32] r5:85272f8c r4:85272c00 [ 892.009210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.009264][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.009286][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.009333][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.009356][ T32] r4:85249580 [ 892.009375][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.009422][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.009465][ T32] r4:00000001 [ 892.009510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.009553][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.009604][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.009657][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.009687][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.009737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 892.010067][ T32] task:kworker/0:779 state:D stack:0 pid:5832 tgid:5832 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 892.010542][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e5e08 ** 9 printk messages dropped ** [ 892.010938][ T32] r5:00001000 r4:eb477000 ** 1 printk messages dropped ** [ 892.011003][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.011043][ T32] r5:8579978c r4:85799400 [ 892.011089][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 892.011337][ T32] r10:61c88647 r9:857e0000 r8:853ee52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 892.011616][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 892.012566][ T32] Call trace: ** 4 printk messages dropped ** [ 892.012910][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 892.013253][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 892.013332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.013379][ T32] r4:eaa3ddc0 [ 892.013426][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.030624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.030730][ T32] r4:00000000 [ 892.030758][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.030827][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.030870][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.030964][ T32] r5:00001000 r4:dfc17000 [ 892.031011][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.031054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.031096][ T32] r5:85272f8c r4:85272c00 [ 892.031116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.031193][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.031243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.031337][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.031363][ T32] r4:85249580 [ 892.031383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.031450][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.031476][ T32] r4:00000001 [ 892.031496][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.031533][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.031563][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.031608][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.031637][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.031667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.031711][ T32] r4:85243c40 [ 892.031740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.031770][ T32] INFO: task kworker/0:780:5835 blocked for more than 469 seconds. [ 892.031823][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.031871][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.031898][ T32] task:kworker/0:780 state:D stack:0 pid:5835 tgid:5835 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.032016][ T32] Workqueue: events bpf_prog_free_deferred [ 892.032064][ T32] Call trace: [ 892.032130][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.032202][ T32] r10:8291a684 r9:ec809d84 r8:00000002 r7:60000113 r6:ec809d8c r5:857e0c00 [ 892.032251][ T32] r4:857e0c00 [ 892.032294][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.032343][ T32] r5:857e0c00 r4:8291a680 [ 892.032391][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.032437][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.032479][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec809e08 [ 892.032534][ T32] r4:00000000 [ 892.032556][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.032591][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.032624][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.032684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85323340 [ 892.032710][ T32] r4:00000000 [ 892.032753][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.032802][ T32] r9:83018005 r8:857e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 892.032844][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.032889][ T32] r5:00001000 r4:eb6ed000 [ 892.032929][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.032971][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.033032][ T32] r5:8579a38c r4:8579a000 [ 892.033077][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.033126][ T32] r7:dddced80 r6:83018000 r5:8579a38c r4:853ee600 [ 892.033151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.033242][ T32] r10:61c88647 r9:857e0c00 r8:853ee62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.033278][ T32] r4:853ee600 [ 892.033322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.033370][ T32] r10:00000000 r9:853ee600 r8:80287e08 r7:ec715e60 r6:853ee680 r5:857e0c00 [ 892.033392][ T32] r4:00000001 [ 892.033410][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.033446][ T32] Exception stack(0xec809fb0 to 0xec809ff8) [ 892.033472][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 892.038256][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.038360][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.038400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.038425][ T32] r4:85323100 [ 892.039056][ T32] INFO: task kworker/0:780:5835 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.039093][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.039243][ T32] Workqueue: events bpf_prog_free_deferred [ 892.039308][ T32] Call trace: [ 892.039339][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.039395][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.039418][ T32] r4:00000000 [ 892.039437][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.039500][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.039535][ T32] dd20: 8cee3000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.039564][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.039608][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.039636][ T32] r5:800b0013 r4:80239bb0 [ 892.039679][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.039742][ T32] r4:82ac21e4 [ 892.039765][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 892.040133][ T32] r5:00001000 r4:dfc17000 ** 6 printk messages dropped ** [ 892.040478][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 892.040818][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 892.041134][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 892.041470][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 892.041788][ T32] r9:83018005 r8:857e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 ** 3 printk messages dropped ** [ 892.041986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.042033][ T32] r5:85799f8c r4:85799c00 [ 892.042055][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.042100][ T32] r7:dddced80 r6:83018000 r5:85799f8c r4:853ee700 [ 892.042122][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.042176][ T32] r10:61c88647 r9:857e2400 r8:853ee72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.042213][ T32] r4:853ee700 [ 892.042236][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.042302][ T32] r10:00000000 r9:853ee700 r8:80287e08 r7:ec809e60 r6:853ee780 r5:857e2400 [ 892.042327][ T32] r4:00000001 [ 892.042411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.042451][ T32] Exception stack(0xec7edfb0 to 0xec7edff8) [ 892.042478][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.042507][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.042571][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.042623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.042650][ T32] r4:85323100 [ 892.042997][ T32] INFO: task kworker/0:781:5836 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.043030][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.043139][ T32] Workqueue: events bpf_prog_free_deferred [ 892.043220][ T32] Call trace: [ 892.043294][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.043350][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.043384][ T32] r4:00000000 [ 892.043429][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.043473][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.060785][ T32] dd20: 8d32f000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.060872][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.060921][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.060954][ T32] r5:800b0013 r4:80239bb0 [ 892.060988][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.061053][ T32] r4:82ac21e4 [ 892.061074][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.061117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.061158][ T32] r4:eaa3ddc0 [ 892.061207][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.061251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.061275][ T32] r4:00000000 [ 892.061294][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.061340][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.061362][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.061405][ T32] r5:00001000 r4:dfc17000 [ 892.061467][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.061531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.061580][ T32] r5:85272f8c r4:85272c00 [ 892.061601][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.061648][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.061669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.061715][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.061738][ T32] r4:85249580 [ 892.061777][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.061826][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.061850][ T32] r4:00000001 [ 892.061869][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.061906][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.061932][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.061981][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.062011][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.062059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.062105][ T32] r4:85243c40 [ 892.062133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.062168][ T32] INFO: task kworker/1:571:5837 blocked for more than 469 seconds. [ 892.062201][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.062259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.062285][ T32] task:kworker/1:571 state:D stack:0 pid:5837 tgid:5837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.062368][ T32] Workqueue: events bpf_prog_free_deferred [ 892.062433][ T32] Call trace: [ 892.062511][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.062607][ T32] r10:8291a684 r9:ec819d84 r8:00000002 r7:60000113 r6:ec819d8c r5:857e3000 [ 892.062633][ T32] r4:857e3000 [ 892.062653][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.062716][ T32] r5:857e3000 r4:8291a680 [ 892.062760][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.062824][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.062890][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec819e08 [ 892.062933][ T32] r4:00000000 [ 892.062974][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.063013][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.063067][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.063112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f9c40 [ 892.063145][ T32] r4:00000000 [ 892.063175][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.063219][ T32] r9:83018205 r8:857e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 892.063261][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.063308][ T32] r5:00001000 r4:eb027000 [ 892.063328][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.063366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.063408][ T32] r5:858f1f8c r4:858f1c00 [ 892.063427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.070317][ T32] r7:ddde2d80 r6:83018200 r5:858f1f8c r4:852b1300 [ 892.070421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.070497][ T32] r10:61c88647 r9:857e3000 r8:852b132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.070542][ T32] r4:852b1300 [ 892.070566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.070614][ T32] r10:00000000 r9:852b1300 r8:80287e08 r7:ec7d9e60 r6:853ee800 r5:857e3000 [ 892.070660][ T32] r4:00000001 [ 892.070703][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.070745][ T32] Exception stack(0xec819fb0 to 0xec819ff8) [ 892.070794][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 892.070846][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.070875][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.070904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.070949][ T32] r4:852b05c0 [ 892.071609][ T32] INFO: task kworker/1:571:5837 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.071649][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.071717][ T32] Workqueue: events bpf_prog_free_deferred [ 892.071798][ T32] Call trace: [ 892.071875][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 892.072065][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 892.072308][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 892.072539][ T32] r4:00000000 ** 5 printk messages dropped ** [ 892.072800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 892.073106][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 892.073412][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 892.087228][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 892.087488][ T32] r5:857e3c00 r4:8291a680 [ 892.087519][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.087581][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.087647][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec811e08 [ 892.087693][ T32] r4:00000000 [ 892.087716][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.087766][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.087891][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.087960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b0780 [ 892.087985][ T32] r4:00000000 [ 892.088026][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.088086][ T32] r9:83018205 r8:857e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 892.088109][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.088194][ T32] r5:00001000 r4:ec461000 [ 892.088219][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.088260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.088323][ T32] r5:858f178c r4:858f1400 [ 892.088348][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.088398][ T32] r7:ddde2d80 r6:83018200 r5:858f178c r4:852b1380 [ 892.088440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.088492][ T32] r10:61c88647 r9:857e3c00 r8:852b13ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.088535][ T32] r4:852b1380 [ 892.088559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.088627][ T32] r10:00000000 r9:852b1380 r8:80287e08 r7:ec819e60 r6:853ee880 r5:857e3c00 [ 892.088721][ T32] r4:00000001 [ 892.088744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.088782][ T32] Exception stack(0xec811fb0 to 0xec811ff8) [ 892.088810][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.088860][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.088895][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.088925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.088948][ T32] r4:852b0640 [ 892.089644][ T32] INFO: task kworker/1:572:5838 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.089686][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.089763][ T32] Workqueue: events bpf_prog_free_deferred [ 892.089822][ T32] Call trace: [ 892.089885][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.089981][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 5 printk messages dropped ** [ 892.090295][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 892.090639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 892.091113][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 6 printk messages dropped ** [ 892.091466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 892.091830][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 892.092119][ T32] r4:857e4800 ** 2 printk messages dropped ** [ 892.092225][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.092294][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.092341][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec815e08 [ 892.092385][ T32] r4:00000000 [ 892.092407][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.092442][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.092506][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.092593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853234c0 [ 892.092628][ T32] r4:00000000 [ 892.092649][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.092693][ T32] r9:83018005 r8:857e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 892.092715][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.092756][ T32] r5:00001000 r4:eb73d000 [ 892.092787][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.092830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.092873][ T32] r5:8579a78c r4:8579a400 [ 892.092894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.092938][ T32] r7:dddced80 r6:83018000 r5:8579a78c r4:853ee900 [ 892.092969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.093017][ T32] r10:61c88647 r9:857e4800 r8:853ee92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.093040][ T32] r4:853ee900 [ 892.093081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.093128][ T32] r10:00000000 r9:853ee900 r8:80287e08 r7:ec809e60 r6:853ee980 r5:857e4800 [ 892.093199][ T32] r4:00000001 [ 892.093242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.093281][ T32] Exception stack(0xec815fb0 to 0xec815ff8) [ 892.093308][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 892.093361][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.093464][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.116938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.116987][ T32] r4:85323300 [ 892.117651][ T32] INFO: task kworker/0:782:5840 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.117779][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.117881][ T32] Workqueue: events bpf_prog_free_deferred [ 892.117965][ T32] Call trace: [ 892.118003][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.118060][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.118100][ T32] r4:00000000 [ 892.118151][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.118219][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.118253][ T32] dd20: 8deed000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.118283][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.118307][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.118436][ T32] r5:800b0013 r4:80239bb0 [ 892.118461][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.118504][ T32] r4:82ac21e4 [ 892.118545][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.118606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.118652][ T32] r4:eaa3ddc0 [ 892.118676][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.118737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.118763][ T32] r4:00000000 [ 892.118783][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.118829][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.118850][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.118892][ T32] r5:00001000 r4:dfc17000 [ 892.118912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.118970][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.119029][ T32] r5:85272f8c r4:85272c00 [ 892.119053][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.119122][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.119162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.119211][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.119235][ T32] r4:85249580 [ 892.119279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.119370][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 2 printk messages dropped ** [ 892.119564][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 7 printk messages dropped ** [ 892.119932][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 892.120373][ T32] r4:857e5400 ** 4 printk messages dropped ** [ 892.120583][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec81de08 ** 4 printk messages dropped ** [ 892.120739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853237c0 ** 6 printk messages dropped ** [ 892.121098][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.121143][ T32] r5:8579af8c r4:8579ac00 [ 892.121206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.121275][ T32] r7:dddced80 r6:83018000 r5:8579af8c r4:853eea00 [ 892.121368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.121420][ T32] r10:61c88647 r9:857e5400 r8:853eea2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.121443][ T32] r4:853eea00 [ 892.121525][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.121583][ T32] r10:00000000 r9:853eea00 r8:80287e08 r7:ec815e60 r6:853eea80 r5:857e5400 [ 892.121608][ T32] r4:00000001 [ 892.121627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.121746][ T32] Exception stack(0xec81dfb0 to 0xec81dff8) [ 892.121776][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.121804][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.121850][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.121882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.121920][ T32] r4:85323400 [ 892.122297][ T32] INFO: task kworker/0:783:5842 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.122347][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.122432][ T32] Workqueue: events bpf_prog_free_deferred [ 892.122544][ T32] Call trace: [ 892.122595][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.122652][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.122675][ T32] r4:00000000 [ 892.122714][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.122757][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.122785][ T32] dd20: 8deed000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.122813][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.122838][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.122861][ T32] r5:800b0013 r4:80239bb0 [ 892.122881][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.122933][ T32] r4:82ac21e4 [ 892.122975][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.123020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.123066][ T32] r4:eaa3ddc0 [ 892.123110][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.123173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.123220][ T32] r4:00000000 [ 892.123243][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.123288][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.123308][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.123348][ T32] r5:00001000 r4:dfc17000 [ 892.123369][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.123429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.130610][ T32] r5:85272f8c r4:85272c00 [ 892.130689][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.130762][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.130785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.130834][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.130878][ T32] r4:85249580 [ 892.130903][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.130951][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.130986][ T32] r4:00000001 [ 892.131070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.131135][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.131177][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.131205][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.131231][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.131259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.131280][ T32] r4:85243c40 [ 892.131304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.131332][ T32] INFO: task kworker/0:784:5844 blocked for more than 469 seconds. [ 892.131409][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.131437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.131481][ T32] task:kworker/0:784 state:D stack:0 pid:5844 tgid:5844 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.131671][ T32] Workqueue: events bpf_prog_free_deferred [ 892.131815][ T32] Call trace: [ 892.131874][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.131949][ T32] r10:8291a684 r9:ec821d84 r8:00000002 r7:60000113 r6:ec821d8c r5:857e6000 [ 892.131976][ T32] r4:857e6000 [ 892.131996][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.132039][ T32] r5:857e6000 r4:8291a680 [ 892.132061][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.132099][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.132141][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec821e08 [ 892.132171][ T32] r4:00000000 [ 892.132211][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.132294][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.132356][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.132422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85323580 [ 892.132448][ T32] r4:00000000 [ 892.132493][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.132570][ T32] r9:83018005 r8:857e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 892.132596][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.132660][ T32] r5:00001000 r4:eb805000 [ 892.132683][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.132723][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.132766][ T32] r5:8579ab8c r4:8579a800 [ 892.132786][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.132851][ T32] r7:dddced80 r6:83018000 r5:8579ab8c r4:853eeb00 [ 892.132875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.132923][ T32] r10:61c88647 r9:857e6000 r8:853eeb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.132945][ T32] r4:853eeb00 [ 892.132964][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.133008][ T32] r10:00000000 r9:853eeb00 r8:80287e08 r7:ec81de60 r6:853eeb80 r5:857e6000 [ 892.133030][ T32] r4:00000001 [ 892.133048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.133084][ T32] Exception stack(0xec821fb0 to 0xec821ff8) [ 892.133131][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.133191][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.133281][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 892.147080][ T32] INFO: task kworker/0:784:5844 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.147216][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.147360][ T32] Workqueue: events bpf_prog_free_deferred [ 892.147455][ T32] Call trace: [ 892.147528][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.147590][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.147615][ T32] r4:00000000 [ 892.147635][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.147698][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.147753][ T32] dd20: 8e1ca000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.147786][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.147824][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.147851][ T32] r5:800b0013 r4:80239bb0 [ 892.147896][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.147947][ T32] r4:82ac21e4 [ 892.147967][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.148009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.148053][ T32] r4:eaa3ddc0 [ 892.148076][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.148123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.148179][ T32] r4:00000000 [ 892.148226][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.148282][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.148304][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.148347][ T32] r5:00001000 r4:dfc17000 [ 892.148378][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.148421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.148464][ T32] r5:85272f8c r4:85272c00 [ 892.148484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.148529][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.148550][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.148598][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.148622][ T32] r4:85249580 [ 892.148642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.148712][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.148743][ T32] r4:00000001 [ 892.148764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.148843][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.148872][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.148901][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.148948][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.148980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.149023][ T32] r4:85243c40 [ 892.149047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.149077][ T32] INFO: task kworker/0:785:5846 blocked for more than 469 seconds. [ 892.149131][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.149198][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.149228][ T32] task:kworker/0:785 state:D stack:0 pid:5846 tgid:5846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.149276][ T32] Workqueue: events bpf_prog_free_deferred [ 892.149318][ T32] Call trace: [ 892.149388][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.149440][ T32] r10:8291a684 r9:ec825d84 r8:00000002 r7:60000113 r6:ec825d8c r5:857e6c00 [ 892.149489][ T32] r4:857e6c00 [ 892.149513][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.149555][ T32] r5:857e6c00 r4:8291a680 [ 892.149586][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.149628][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.149679][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec825e08 [ 892.149726][ T32] r4:00000000 [ 892.149748][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.149783][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.149817][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.149867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85323980 [ 892.149892][ T32] r4:00000000 [ 892.149911][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.149975][ T32] r9:83018005 r8:857e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 892.150000][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.150043][ T32] r5:00001000 r4:ec1f1000 [ 892.150063][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.150103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.150180][ T32] r5:8579b38c r4:8579b000 [ 892.150205][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.150252][ T32] r7:dddced80 r6:83018000 r5:8579b38c r4:853eec00 [ 892.150272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.150318][ T32] r10:61c88647 r9:857e6c00 r8:853eec2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.150349][ T32] r4:853eec00 [ 892.150372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.150416][ T32] r10:00000000 r9:853eec00 r8:80287e08 r7:ec81de60 r6:853eec80 r5:857e6c00 [ 892.150438][ T32] r4:00000001 [ 892.150459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.150511][ T32] Exception stack(0xec825fb0 to 0xec825ff8) [ 892.150540][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 892.150595][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.150634][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.150674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.150700][ T32] r4:85323780 [ 892.151041][ T32] INFO: task kworker/0:785:5846 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.151073][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.151186][ T32] Workqueue: events bpf_prog_free_deferred [ 892.151254][ T32] Call trace: [ 892.151288][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.151339][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.151362][ T32] r4:00000000 [ 892.151380][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.151419][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.151464][ T32] dd20: 8e1ca000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.151497][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.151522][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.151545][ T32] r5:800b0013 r4:80239bb0 [ 892.151565][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.151606][ T32] r4:82ac21e4 [ 892.151648][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.151694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.151717][ T32] r4:eaa3ddc0 [ 892.151757][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.151801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.151823][ T32] r4:00000000 [ 892.151850][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.151923][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.151948][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.151990][ T32] r5:00001000 r4:dfc17000 [ 892.152011][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.152050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.152091][ T32] r5:85272f8c r4:85272c00 [ 892.152122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.152192][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.152233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.152283][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.152305][ T32] r4:85249580 [ 892.152324][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.152369][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.152413][ T32] r4:00000001 [ 892.152462][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.152500][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.152525][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.152555][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.152591][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.152645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.152670][ T32] r4:85243c40 [ 892.152692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.152718][ T32] INFO: task kworker/0:786:5848 blocked for more than 469 seconds. [ 892.152746][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.152784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.152808][ T32] task:kworker/0:786 state:D stack:0 pid:5848 tgid:5848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.152864][ T32] Workqueue: events bpf_prog_free_deferred [ 892.152915][ T32] Call trace: [ 892.152962][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.153010][ T32] r10:8291a684 r9:ec829d84 r8:00000002 r7:60000113 r6:ec829d8c r5:857e1800 [ 892.153033][ T32] r4:857e1800 [ 892.153063][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.153136][ T32] r5:857e1800 r4:8291a680 [ 892.153216][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.153265][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.153321][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec829e08 [ 892.153346][ T32] r4:00000000 [ 892.153375][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.153413][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.153495][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.172940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85323a80 [ 892.172991][ T32] r4:00000000 [ 892.173016][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.173085][ T32] r9:83018005 r8:857e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 892.173108][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.173164][ T32] r5:00001000 r4:ec23b000 [ 892.173214][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.173256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.173297][ T32] r5:8579b78c r4:8579b400 [ 892.173317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.173364][ T32] r7:dddced80 r6:83018000 r5:8579b78c r4:853eed00 [ 892.173384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.173431][ T32] r10:61c88647 r9:857e1800 r8:853eed2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.173508][ T32] r4:853eed00 [ 892.173865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.173941][ T32] r10:00000000 r9:853eed00 r8:80287e08 r7:ec825e60 r6:853eed80 r5:857e1800 [ 892.173985][ T32] r4:00000001 [ 892.174009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.174047][ T32] Exception stack(0xec829fb0 to 0xec829ff8) [ 892.174077][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 892.174126][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.174205][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.174238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.174284][ T32] r4:85323940 [ 892.174953][ T32] INFO: task kworker/0:786:5848 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.174993][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.175137][ T32] Workqueue: events bpf_prog_free_deferred [ 892.175197][ T32] Call trace: [ 892.175229][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.175282][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.175326][ T32] r4:00000000 [ 892.175351][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.175391][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.175478][ T32] dd20: 8e613000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.175530][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.175560][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.175607][ T32] r5:800b0013 r4:80239bb0 [ 892.175631][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.175674][ T32] r4:82ac21e4 [ 892.175694][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.175737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.175779][ T32] r4:eaa3ddc0 [ 892.175803][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.175845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.175867][ T32] r4:00000000 [ 892.175904][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.175976][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.176025][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.176092][ T32] r5:00001000 r4:dfc17000 [ 892.176122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.176188][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.176236][ T32] r5:85272f8c r4:85272c00 [ 892.176256][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.176302][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.176350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.176421][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.176466][ T32] r4:85249580 [ 892.176489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.176556][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.176602][ T32] r4:00000001 [ 892.176625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.176682][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.176712][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.176761][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.176790][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.176841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.176886][ T32] r4:85243c40 [ 892.176931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.176963][ T32] INFO: task kworker/0:787:5850 blocked for more than 469 seconds. [ 892.177017][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.177066][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.177091][ T32] task:kworker/0:787 state:D stack:0 pid:5850 tgid:5850 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.177137][ T32] Workqueue: events bpf_prog_free_deferred [ 892.177258][ T32] Call trace: [ 892.177334][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.177385][ T32] r10:8291a684 r9:ec82dd84 r8:00000002 r7:60000013 r6:ec82dd8c r5:857dec00 [ 892.177408][ T32] r4:857dec00 [ 892.177429][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.177471][ T32] r5:857dec00 r4:8291a680 [ 892.177491][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.177528][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.177569][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec82de08 [ 892.177592][ T32] r4:00000000 [ 892.177611][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.177644][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.177678][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.177738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85323e00 [ 892.177786][ T32] r4:00000000 [ 892.177808][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.177854][ T32] r9:83018005 r8:857dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 892.177876][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.177937][ T32] r5:00001000 r4:ec281000 [ 892.177983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.178026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.178090][ T32] r5:8579bf8c r4:8579bc00 [ 892.178114][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.178171][ T32] r7:dddced80 r6:83018000 r5:8579bf8c r4:853eee00 [ 892.178192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.178238][ T32] r10:61c88647 r9:857dec00 r8:853eee2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.178260][ T32] r4:853eee00 [ 892.178300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.178381][ T32] r10:00000000 r9:853eee00 r8:80287e08 r7:ec829e60 r6:853eee80 r5:857dec00 [ 892.178428][ T32] r4:00000001 [ 892.178451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.178488][ T32] Exception stack(0xec82dfb0 to 0xec82dff8) [ 892.178516][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.178544][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.178591][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.178643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.178669][ T32] r4:85323a00 [ 892.179004][ T32] INFO: task kworker/0:787:5850 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.179036][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.179107][ T32] Workqueue: events bpf_prog_free_deferred [ 892.179214][ T32] Call trace: [ 892.179270][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.179322][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.179387][ T32] r4:00000000 [ 892.179412][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.179451][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.179500][ T32] dd20: 8e613000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.179533][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.179572][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.179619][ T32] r5:800b0013 r4:80239bb0 [ 892.179674][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.179753][ T32] r4:82ac21e4 [ 892.179801][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.179846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.179869][ T32] r4:eaa3ddc0 [ 892.179909][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.179954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.179994][ T32] r4:00000000 [ 892.180037][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.180106][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.180159][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.180226][ T32] r5:00001000 r4:dfc17000 [ 892.180250][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.180314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.180361][ T32] r5:85272f8c r4:85272c00 [ 892.180381][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.180427][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.180469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.180520][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.180542][ T32] r4:85249580 [ 892.180561][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.180627][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.180653][ T32] r4:00000001 [ 892.180673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.180718][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.180767][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.180799][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.180836][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.180888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.180915][ T32] r4:85243c40 [ 892.180970][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.181002][ T32] INFO: task kworker/0:788:5851 blocked for more than 469 seconds. [ 892.181032][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.181055][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.181096][ T32] task:kworker/0:788 state:D stack:0 pid:5851 tgid:5851 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.181235][ T32] Workqueue: events bpf_prog_free_deferred [ 892.181321][ T32] Call trace: [ 892.181385][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.181437][ T32] r10:8291a684 r9:ec835d84 r8:00000002 r7:60000013 r6:ec835d8c r5:849a8000 [ 892.181461][ T32] r4:849a8000 [ 892.181482][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.181524][ T32] r5:849a8000 r4:8291a680 [ 892.181543][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.181582][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.181622][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec835e08 [ 892.181730][ T32] r4:00000000 [ 892.181753][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.181788][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.181822][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.181862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85323d40 [ 892.181884][ T32] r4:00000000 [ 892.181902][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.181946][ T32] r9:83018005 r8:849a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 892.181967][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.182029][ T32] r5:00001000 r4:ec269000 [ 892.182053][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.182125][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.182197][ T32] r5:8579bb8c r4:8579b800 [ 892.182229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.182279][ T32] r7:dddced80 r6:83018000 r5:8579bb8c r4:853eef00 [ 892.182300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.182345][ T32] r10:61c88647 r9:849a8000 r8:853eef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.182368][ T32] r4:853eef00 [ 892.182420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.182470][ T32] r10:00000000 r9:853eef00 r8:80287e08 r7:ec82de60 r6:853eef80 r5:849a8000 [ 892.182492][ T32] r4:00000001 [ 892.182553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.182592][ T32] Exception stack(0xec835fb0 to 0xec835ff8) [ 892.182619][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 892.182668][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.182697][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.182726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.182792][ T32] r4:85323a00 [ 892.183126][ T32] INFO: task kworker/0:788:5851 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.183173][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.183252][ T32] Workqueue: events bpf_prog_free_deferred [ 892.183297][ T32] Call trace: [ 892.183338][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.183414][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.183462][ T32] r4:00000000 [ 892.183485][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.205106][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.205200][ T32] dd20: 8ea5f000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.205256][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.205308][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.205340][ T32] r5:800b0013 r4:80239bb0 [ 892.205400][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.205467][ T32] r4:82ac21e4 [ 892.205488][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.205575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.205642][ T32] r4:eaa3ddc0 [ 892.205666][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.205730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.205755][ T32] r4:00000000 [ 892.205840][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.205917][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.205944][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.206028][ T32] r5:00001000 r4:dfc17000 [ 892.206051][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.206093][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.206135][ T32] r5:85272f8c r4:85272c00 [ 892.206183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.206267][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.206294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.206407][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.206497][ T32] r4:85249580 [ 892.206557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.206606][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.206629][ T32] r4:00000001 [ 892.206648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.206705][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.206735][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.206778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.206829][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.206911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.206937][ T32] r4:85243c40 [ 892.206981][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.207034][ T32] INFO: task kworker/0:789:5854 blocked for more than 469 seconds. [ 892.207114][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.207145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.207219][ T32] task:kworker/0:789 state:D stack:0 pid:5854 tgid:5854 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.207282][ T32] Workqueue: events bpf_prog_free_deferred [ 892.207352][ T32] Call trace: [ 892.207437][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.207535][ T32] r10:8291a684 r9:ec831d84 r8:00000002 r7:60000013 r6:ec831d8c r5:849a8c00 [ 892.207562][ T32] r4:849a8c00 [ 892.207583][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.207626][ T32] r5:849a8c00 r4:8291a680 [ 892.207646][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.207790][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.207850][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec831e08 [ 892.207874][ T32] r4:00000000 [ 892.207894][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.207929][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.207964][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.208025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e9040 [ 892.208072][ T32] r4:00000000 [ 892.208115][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.208170][ T32] r9:83018005 r8:849a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 892.208193][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.208236][ T32] r5:00001000 r4:ec3db000 [ 892.208256][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.208315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.208361][ T32] r5:84acef8c r4:84acec00 [ 892.208381][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.208427][ T32] r7:dddced80 r6:83018000 r5:84acef8c r4:853ea000 [ 892.208447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.208494][ T32] r10:61c88647 r9:849a8c00 r8:853ea02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.208538][ T32] r4:853ea000 [ 892.208561][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.208628][ T32] r10:00000000 r9:853ea000 r8:80287e08 r7:ec82de60 r6:853ea080 r5:849a8c00 [ 892.208660][ T32] r4:00000001 [ 892.208680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.208716][ T32] Exception stack(0xec831fb0 to 0xec831ff8) [ 892.208742][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.208770][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.208816][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.208864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.208931][ T32] r4:85323e40 [ 892.209593][ T32] INFO: task kworker/0:789:5854 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.209656][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.209719][ T32] Workqueue: events bpf_prog_free_deferred [ 892.209763][ T32] Call trace: [ 892.209816][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.209870][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.209923][ T32] r4:00000000 [ 892.209946][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.209986][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.210015][ T32] dd20: 8ea5f000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.210104][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.210133][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.210165][ T32] r5:800b0013 r4:80239bb0 [ 892.210187][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.210249][ T32] r4:82ac21e4 [ 892.210281][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.210358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.210383][ T32] r4:eaa3ddc0 [ 892.210403][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.210528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.210554][ T32] r4:00000000 [ 892.210576][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.210619][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.210660][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.210705][ T32] r5:00001000 r4:dfc17000 [ 892.210725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.210775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.210840][ T32] r5:85272f8c r4:85272c00 [ 892.210885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.210934][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.210997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.211046][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.211069][ T32] r4:85249580 [ 892.211089][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.211134][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.211186][ T32] r4:00000001 [ 892.211229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.211268][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.211294][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.211343][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.211378][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.211416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.211440][ T32] r4:85243c40 [ 892.211461][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.211510][ T32] INFO: task kworker/0:790:5856 blocked for more than 469 seconds. [ 892.211542][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.211586][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.211627][ T32] task:kworker/0:790 state:D stack:0 pid:5856 tgid:5856 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.211675][ T32] Workqueue: events bpf_prog_free_deferred [ 892.211758][ T32] Call trace: [ 892.211814][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.211861][ T32] r10:8291a684 r9:ec83dd84 r8:00000002 r7:60000113 r6:ec83dd8c r5:849a9800 [ 892.211883][ T32] r4:849a9800 [ 892.211925][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.211970][ T32] r5:849a9800 r4:8291a680 [ 892.211990][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.212028][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.212111][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec83de08 [ 892.212191][ T32] r4:00000000 [ 892.212214][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.212252][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.212286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.212325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e9480 [ 892.212609][ T32] r4:00000000 [ 892.212633][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.212679][ T32] r9:83018005 r8:849a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 892.212701][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.212743][ T32] r5:00001000 r4:ec41b000 [ 892.212763][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.212803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.212844][ T32] r5:857a8b8c r4:857a8800 [ 892.212864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.213020][ T32] r7:dddced80 r6:83018000 r5:857a8b8c r4:853ea100 [ 892.213045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.213092][ T32] r10:61c88647 r9:849a9800 r8:853ea12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.213116][ T32] r4:853ea100 [ 892.213136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.213203][ T32] r10:00000000 r9:853ea100 r8:80287e08 r7:ec831e60 r6:853ea180 r5:849a9800 [ 892.213261][ T32] r4:00000001 [ 892.213286][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.213363][ T32] Exception stack(0xec83dfb0 to 0xec83dff8) [ 892.213394][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.213423][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.213448][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.213530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.233284][ T32] r4:853e9280 [ 892.234698][ T32] INFO: task kworker/0:790:5856 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.234814][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.235163][ T32] Workqueue: events bpf_prog_free_deferred [ 892.235576][ T32] Call trace: [ 892.235622][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.235784][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.236037][ T32] r4:00000000 [ 892.236076][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.236123][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.236158][ T32] dd20: 8eeb8000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.236188][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.236272][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.236482][ T32] r5:800b0013 r4:80239bb0 [ 892.236507][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.236551][ T32] r4:82ac21e4 [ 892.236571][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.236613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.236636][ T32] r4:eaa3ddc0 [ 892.236970][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.237017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.237040][ T32] r4:00000000 [ 892.237152][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.237223][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.237281][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.237328][ T32] r5:00001000 r4:dfc17000 [ 892.237349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.237389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.237431][ T32] r5:85272f8c r4:85272c00 [ 892.237453][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.238011][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.238040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.238117][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.238233][ T32] r4:85249580 [ 892.238263][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.238311][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.238436][ T32] r4:00000001 [ 892.238459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.238495][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.238523][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.238551][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.238579][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.238740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.238767][ T32] r4:85243c40 [ 892.238790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.238859][ T32] INFO: task kworker/0:791:5857 blocked for more than 469 seconds. [ 892.238897][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.238922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.238943][ T32] task:kworker/0:791 state:D stack:0 pid:5857 tgid:5857 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.239057][ T32] Workqueue: events bpf_prog_free_deferred [ 892.239364][ T32] Call trace: [ 892.239588][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.239697][ T32] r10:8291a684 r9:ec841d84 r8:00000002 r7:60000013 r6:ec841d8c r5:849aa400 [ 892.239904][ T32] r4:849aa400 [ 892.240019][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.240065][ T32] r5:849aa400 r4:8291a680 [ 892.240085][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.240142][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.240252][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec841e08 [ 892.240278][ T32] r4:00000000 [ 892.240297][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.240332][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.240366][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.240432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e9140 [ 892.240460][ T32] r4:00000000 [ 892.240479][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.240524][ T32] r9:83018005 r8:849aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 892.240556][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.240601][ T32] r5:00001000 r4:ec3ed000 [ 892.240621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.240660][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.240704][ T32] r5:857a838c r4:857a8000 [ 892.240740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.240789][ T32] r7:dddced80 r6:83018000 r5:857a838c r4:853ea200 [ 892.240824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.240873][ T32] r10:61c88647 r9:849aa400 r8:853ea22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.240898][ T32] r4:853ea200 [ 892.241055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.241104][ T32] r10:00000000 r9:853ea200 r8:80287e08 r7:ec83de60 r6:853ea280 r5:849aa400 [ 892.241155][ T32] r4:00000001 [ 892.241195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.241232][ T32] Exception stack(0xec841fb0 to 0xec841ff8) [ 892.241286][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.241338][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.241376][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.241430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.241475][ T32] r4:853e9280 [ 892.241875][ T32] INFO: task kworker/0:791:5857 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.241951][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.242100][ T32] Workqueue: events bpf_prog_free_deferred [ 892.242190][ T32] Call trace: [ 892.242231][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.242283][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.242306][ T32] r4:00000000 [ 892.242325][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.242365][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.242392][ T32] dd20: 8eeb8000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.242420][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.242446][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.242471][ T32] r5:800b0013 r4:80239bb0 [ 892.242492][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.242531][ T32] r4:82ac21e4 [ 892.242552][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.242593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.242616][ T32] r4:eaa3ddc0 [ 892.242635][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.242932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.242959][ T32] r4:00000000 [ 892.242979][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.243024][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.243045][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.243115][ T32] r5:00001000 r4:dfc17000 [ 892.243156][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.243200][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.243245][ T32] r5:85272f8c r4:85272c00 [ 892.243361][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.243412][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.243435][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.243482][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.276732][ T32] r4:85249580 [ 892.276907][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.277058][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.277116][ T32] r4:00000001 [ 892.277214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.277308][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.277373][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.277441][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.277502][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.277602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.277632][ T32] r4:85243c40 [ 892.277758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.277802][ T32] INFO: task kworker/0:792:5860 blocked for more than 469 seconds. [ 892.277837][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.277949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.277977][ T32] task:kworker/0:792 state:D stack:0 pid:5860 tgid:5860 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.278070][ T32] Workqueue: events bpf_prog_free_deferred [ 892.278499][ T32] Call trace: [ 892.278564][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.278621][ T32] r10:8291a684 r9:ec845d84 r8:00000002 r7:60000013 r6:ec845d8c r5:849ab000 [ 892.278749][ T32] r4:849ab000 [ 892.278772][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.278815][ T32] r5:849ab000 r4:8291a680 [ 892.278836][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.278899][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.279010][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec845e08 [ 892.279048][ T32] r4:00000000 [ 892.279072][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.279110][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.279153][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.279200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e9380 [ 892.279224][ T32] r4:00000000 [ 892.279269][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.279352][ T32] r9:83018005 r8:849ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 892.279379][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.279421][ T32] r5:00001000 r4:ec40b000 [ 892.279470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.279540][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.279587][ T32] r5:857a878c r4:857a8400 [ 892.279609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.279706][ T32] r7:dddced80 r6:83018000 r5:857a878c r4:853ea300 [ 892.279738][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.279812][ T32] r10:61c88647 r9:849ab000 r8:853ea32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.279847][ T32] r4:853ea300 [ 892.279867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.279912][ T32] r10:00000000 r9:853ea300 r8:80287e08 r7:ec83de60 r6:853ea380 r5:849ab000 [ 892.280009][ T32] r4:00000001 [ 892.280109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.280215][ T32] Exception stack(0xec845fb0 to 0xec845ff8) [ 892.280272][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 892.280392][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.280421][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.280476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.280502][ T32] r4:853e9340 [ 892.281136][ T32] INFO: task kworker/0:792:5860 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.281220][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.281282][ T32] Workqueue: events bpf_prog_free_deferred [ 892.281382][ T32] Call trace: [ 892.281442][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.281523][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.281550][ T32] r4:00000000 [ 892.281571][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.281624][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.281655][ T32] dd20: 8f1ba000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.281684][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.281768][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.281796][ T32] r5:800b0013 r4:80239bb0 [ 892.281967][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.282011][ T32] r4:82ac21e4 [ 892.282031][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.282074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.282097][ T32] r4:eaa3ddc0 [ 892.282116][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.282164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.282187][ T32] r4:00000000 [ 892.282278][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.282326][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.282348][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.282389][ T32] r5:00001000 r4:dfc17000 [ 892.282639][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.282691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.282734][ T32] r5:85272f8c r4:85272c00 [ 892.282785][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.282834][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.282945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.283066][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.283092][ T32] r4:85249580 [ 892.283154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.283211][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.283297][ T32] r4:00000001 [ 892.283321][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.283357][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.283410][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.283447][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.304691][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.304885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.304942][ T32] r4:85243c40 [ 892.305018][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.305059][ T32] INFO: task kworker/0:793:5862 blocked for more than 469 seconds. [ 892.305095][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.305120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.305191][ T32] task:kworker/0:793 state:D stack:0 pid:5862 tgid:5862 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.305272][ T32] Workqueue: events bpf_prog_free_deferred [ 892.305439][ T32] Call trace: [ 892.305481][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.305538][ T32] r10:8291a684 r9:ec849d84 r8:00000002 r7:60000013 r6:ec849d8c r5:849abc00 [ 892.305940][ T32] r4:849abc00 [ 892.305967][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.306012][ T32] r5:849abc00 r4:8291a680 [ 892.306033][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.306072][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.306223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec849e08 [ 892.306277][ T32] r4:00000000 [ 892.306327][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.306409][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.306461][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.306502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e9600 [ 892.306525][ T32] r4:00000000 [ 892.306647][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.306756][ T32] r9:83018005 r8:849abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 892.306790][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.306860][ T32] r5:00001000 r4:ec439000 [ 892.307033][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.307079][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.307156][ T32] r5:857a8f8c r4:857a8c00 [ 892.307181][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.307248][ T32] r7:dddced80 r6:83018000 r5:857a8f8c r4:853ea400 [ 892.307273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.307356][ T32] r10:61c88647 r9:849abc00 r8:853ea42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.307388][ T32] r4:853ea400 [ 892.307409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.307468][ T32] r10:00000000 r9:853ea400 r8:80287e08 r7:ec83de60 r6:853ea480 r5:849abc00 [ 892.307495][ T32] r4:00000001 [ 892.307817][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.307859][ T32] Exception stack(0xec849fb0 to 0xec849ff8) [ 892.307886][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 892.307915][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.307945][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.308027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.308085][ T32] r4:853e9400 [ 892.309233][ T32] INFO: task kworker/0:793:5862 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.309327][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.309477][ T32] Workqueue: events bpf_prog_free_deferred [ 892.309579][ T32] Call trace: [ 892.309644][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.309755][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.309811][ T32] r4:00000000 [ 892.309859][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.309964][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.310034][ T32] dd20: 8f39d000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.310103][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.310189][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.310248][ T32] r5:800b0013 r4:80239bb0 [ 892.310295][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.310383][ T32] r4:82ac21e4 [ 892.310450][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.310564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.310619][ T32] r4:eaa3ddc0 [ 892.310677][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.310780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.310867][ T32] r4:00000000 [ 892.310891][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.310937][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.310958][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.310999][ T32] r5:00001000 r4:dfc17000 [ 892.311034][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.311153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.311220][ T32] r5:85272f8c r4:85272c00 [ 892.311245][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.311318][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.311344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.311457][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.311633][ T32] r4:85249580 [ 892.311656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.311951][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.311985][ T32] r4:00000001 [ 892.312004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.312155][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.312187][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.312216][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.312271][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.312392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.312417][ T32] r4:85243c40 [ 892.312439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.312465][ T32] INFO: task kworker/0:794:5863 blocked for more than 469 seconds. [ 892.312493][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.312516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.312538][ T32] task:kworker/0:794 state:D stack:0 pid:5863 tgid:5863 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.312584][ T32] Workqueue: events bpf_prog_free_deferred [ 892.312730][ T32] Call trace: [ 892.312775][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.312822][ T32] r10:8291a684 r9:ec851d84 r8:00000002 r7:60000113 r6:ec851d8c r5:8585ec00 [ 892.312992][ T32] r4:8585ec00 [ 892.313018][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.313067][ T32] r5:8585ec00 r4:8291a680 [ 892.313089][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.313127][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.313203][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec851e08 [ 892.313230][ T32] r4:00000000 [ 892.313249][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.313310][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.313368][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.313413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e9840 [ 892.313448][ T32] r4:00000000 [ 892.313537][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.344868][ T32] r9:83018005 r8:8585ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 892.344946][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.345032][ T32] r5:00001000 r4:ec4c7000 [ 892.345055][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.345099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.345145][ T32] r5:857a938c r4:857a9000 [ 892.345195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.345247][ T32] r7:dddced80 r6:83018000 r5:857a938c r4:853ea500 [ 892.345270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.345321][ T32] r10:61c88647 r9:8585ec00 r8:853ea52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.345344][ T32] r4:853ea500 [ 892.345365][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.345414][ T32] r10:00000000 r9:853ea500 r8:80287e08 r7:ec849e60 r6:852b1400 r5:8585ec00 [ 892.345436][ T32] r4:00000001 [ 892.345457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.345600][ T32] Exception stack(0xec851fb0 to 0xec851ff8) [ 892.345644][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.345716][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.345929][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.346040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.346067][ T32] r4:853e9700 [ 892.346706][ T32] INFO: task kworker/0:794:5863 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.346803][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.347044][ T32] Workqueue: events bpf_prog_free_deferred [ 892.347163][ T32] Call trace: [ 892.347196][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.347355][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.347390][ T32] r4:00000000 [ 892.347411][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.347477][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.347588][ T32] dd20: 8f8af000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.347694][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.347728][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.347759][ T32] r5:800b0013 r4:80239bb0 [ 892.347782][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.347825][ T32] r4:82ac21e4 [ 892.347845][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.347888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.347911][ T32] r4:eaa3ddc0 [ 892.347931][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.347999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.348025][ T32] r4:00000000 [ 892.348072][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.348122][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.348144][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.348298][ T32] r5:00001000 r4:dfc17000 [ 892.348400][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.348508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.348555][ T32] r5:85272f8c r4:85272c00 [ 892.348576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.348621][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.348643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.348691][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.348714][ T32] r4:85249580 [ 892.348734][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.348779][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.348801][ T32] r4:00000001 [ 892.348895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.349016][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.349046][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.349077][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.349130][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.349190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.349215][ T32] r4:85243c40 [ 892.349311][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.349426][ T32] INFO: task kworker/0:795:5867 blocked for more than 469 seconds. [ 892.349466][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.349518][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.349543][ T32] task:kworker/0:795 state:D stack:0 pid:5867 tgid:5867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.349589][ T32] Workqueue: events bpf_prog_free_deferred [ 892.349632][ T32] Call trace: [ 892.349661][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.349708][ T32] r10:8291a684 r9:ec84dd84 r8:00000002 r7:60000013 r6:ec84dd8c r5:8585e000 [ 892.349804][ T32] r4:8585e000 [ 892.349830][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.349874][ T32] r5:8585e000 r4:8291a680 [ 892.349921][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.349963][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.350005][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec84de08 [ 892.350027][ T32] r4:00000000 [ 892.350046][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.350082][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.350345][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.350391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e9ac0 [ 892.350415][ T32] r4:00000000 [ 892.350434][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.350477][ T32] r9:83018005 r8:8585e000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 892.350602][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.350711][ T32] r5:00001000 r4:ec4e9000 [ 892.350900][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.350951][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.350992][ T32] r5:857a9b8c r4:857a9800 [ 892.351012][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.351151][ T32] r7:dddced80 r6:83018000 r5:857a9b8c r4:853ea580 [ 892.351177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.351268][ T32] r10:61c88647 r9:8585e000 r8:853ea5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.351295][ T32] r4:853ea580 [ 892.351386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.351435][ T32] r10:00000000 r9:853ea580 r8:80287e08 r7:ec851e60 r6:852b1480 r5:8585e000 [ 892.351457][ T32] r4:00000001 [ 892.351501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.351617][ T32] Exception stack(0xec84dfb0 to 0xec84dff8) [ 892.351647][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.351675][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.351701][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.351731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.351857][ T32] r4:853e9800 [ 892.352182][ T32] INFO: task kworker/0:795:5867 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.352217][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.352365][ T32] Workqueue: events bpf_prog_free_deferred [ 892.352506][ T32] Call trace: [ 892.352619][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.352670][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.352721][ T32] r4:00000000 [ 892.352831][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.352882][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.352909][ T32] dd20: 8f8af000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.352938][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.352964][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.353046][ T32] r5:800b0013 r4:80239bb0 [ 892.353073][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.353133][ T32] r4:82ac21e4 [ 892.353188][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.353305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.353427][ T32] r4:eaa3ddc0 [ 892.374275][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.374437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.374466][ T32] r4:00000000 [ 892.374488][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.374543][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.374567][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.374616][ T32] r5:00001000 r4:dfc17000 [ 892.374638][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.374682][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.374745][ T32] r5:85272f8c r4:85272c00 [ 892.374772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.374826][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.374850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.374902][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.374925][ T32] r4:85249580 [ 892.374948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.374998][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.375023][ T32] r4:00000001 [ 892.375044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.375083][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.375158][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.375201][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.375233][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.375276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.375304][ T32] r4:85243c40 [ 892.375330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.375361][ T32] INFO: task kworker/0:796:5868 blocked for more than 469 seconds. [ 892.375396][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.375423][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.375477][ T32] task:kworker/0:796 state:D stack:0 pid:5868 tgid:5868 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.375752][ T32] Workqueue: events bpf_prog_free_deferred [ 892.375860][ T32] Call trace: [ 892.375974][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.376031][ T32] r10:8291a684 r9:ec855d84 r8:00000002 r7:60000113 r6:ec855d8c r5:85858000 [ 892.376055][ T32] r4:85858000 [ 892.376153][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.376201][ T32] r5:85858000 r4:8291a680 [ 892.376294][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.376338][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.376380][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec855e08 [ 892.376402][ T32] r4:00000000 [ 892.376493][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.376531][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.376607][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.376668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e99c0 [ 892.376694][ T32] r4:00000000 [ 892.376715][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.376760][ T32] r9:83018005 r8:85858000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 892.376782][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.376926][ T32] r5:00001000 r4:ec4d7000 [ 892.376950][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.377049][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.377094][ T32] r5:857a978c r4:857a9400 [ 892.377196][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.377315][ T32] r7:dddced80 r6:83018000 r5:857a978c r4:853ea600 [ 892.377340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.377388][ T32] r10:61c88647 r9:85858000 r8:853ea62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.377414][ T32] r4:853ea600 [ 892.377434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.377549][ T32] r10:00000000 r9:853ea600 r8:80287e08 r7:ec84de60 r6:852b1500 r5:85858000 [ 892.377576][ T32] r4:00000001 [ 892.377670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.377782][ T32] Exception stack(0xec855fb0 to 0xec855ff8) [ 892.377813][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 892.377841][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.377867][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.377895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.377917][ T32] r4:853e9700 [ 892.378628][ T32] INFO: task kworker/0:796:5868 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.378668][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.378774][ T32] Workqueue: events bpf_prog_free_deferred [ 892.378976][ T32] Call trace: [ 892.379007][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.379070][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.379097][ T32] r4:00000000 [ 892.379164][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.379436][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.379468][ T32] dd20: 8fbe9000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.379541][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.379812][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.379839][ T32] r5:800b0013 r4:80239bb0 [ 892.379919][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.380036][ T32] r4:82ac21e4 [ 892.380060][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.380155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.380260][ T32] r4:eaa3ddc0 [ 892.380283][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.380324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.380375][ T32] r4:00000000 [ 892.380490][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.380543][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.380564][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.380695][ T32] r5:00001000 r4:dfc17000 [ 892.380803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.380910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.380959][ T32] r5:85272f8c r4:85272c00 [ 892.381007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.381056][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.381094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.381143][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.381203][ T32] r4:85249580 [ 892.381227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.381274][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.381309][ T32] r4:00000001 [ 892.381333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.381416][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.381474][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.381505][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.381545][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.381576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.381599][ T32] r4:85243c40 [ 892.381622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.381650][ T32] INFO: task kworker/1:573:5870 blocked for more than 469 seconds. [ 892.381867][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.382065][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.382154][ T32] task:kworker/1:573 state:D stack:0 pid:5870 tgid:5870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.382206][ T32] Workqueue: events bpf_prog_free_deferred [ 892.382529][ T32] Call trace: [ 892.382560][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.382606][ T32] r10:8291a684 r9:ec85dd84 r8:00000002 r7:60000013 r6:ec85dd8c r5:858e0c00 [ 892.382628][ T32] r4:858e0c00 [ 892.382648][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.382689][ T32] r5:858e0c00 r4:8291a680 [ 892.382709][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.382818][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.382864][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec85de08 [ 892.382886][ T32] r4:00000000 [ 892.382905][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.382967][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.383035][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.383080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f9b40 [ 892.383152][ T32] r4:00000000 [ 892.383174][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.383258][ T32] r9:83018205 r8:858e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 892.383283][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.383324][ T32] r5:00001000 r4:ea97b000 [ 892.383369][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.383493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.383634][ T32] r5:858f1b8c r4:858f1800 [ 892.402101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.402208][ T32] r7:ddde2d80 r6:83018200 r5:858f1b8c r4:852b1580 [ 892.402234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.402357][ T32] r10:61c88647 r9:858e0c00 r8:852b15ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.402475][ T32] r4:852b1580 [ 892.402589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.402699][ T32] r10:00000000 r9:852b1580 r8:80287e08 r7:ec819e60 r6:852b1600 r5:858e0c00 [ 892.402726][ T32] r4:00000001 [ 892.402762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.402804][ T32] Exception stack(0xec85dfb0 to 0xec85dff8) [ 892.402857][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.402891][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.402994][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.403150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.403320][ T32] r4:852b0000 [ 892.417919][ T32] INFO: task kworker/1:573:5870 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.418044][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.418230][ T32] Workqueue: events bpf_prog_free_deferred [ 892.418438][ T32] Call trace: [ 892.418550][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.418841][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 2 printk messages dropped ** [ 892.419041][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 892.419341][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 892.419686][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 892.420294][ T32] r5:00001000 r4:dfc17000 ** 5 printk messages dropped ** [ 892.420723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 892.421016][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 892.421441][ T32] INFO: task kworker/0:797:5872 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 892.421855][ T32] r4:858e0000 ** 4 printk messages dropped ** [ 892.422136][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec865e08 ** 11 printk messages dropped ** [ 892.423052][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.423254][ T32] r5:857a9f8c r4:857a9c00 [ 892.423283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.423331][ T32] r7:dddced80 r6:83018000 r5:857a9f8c r4:853ea680 [ 892.423352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.423399][ T32] r10:61c88647 r9:858e0000 r8:853ea6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.423422][ T32] r4:853ea680 [ 892.423483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.435660][ T32] r10:00000000 r9:853ea680 r8:80287e08 r7:ec84de60 r6:852b1680 r5:858e0000 [ 892.435739][ T32] r4:00000001 [ 892.435852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.435919][ T32] Exception stack(0xec865fb0 to 0xec865ff8) [ 892.435949][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 892.436006][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.436037][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.436067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.436090][ T32] r4:853e9a40 [ 892.436749][ T32] INFO: task kworker/0:797:5872 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.436796][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.436866][ T32] Workqueue: events bpf_prog_free_deferred [ 892.436947][ T32] Call trace: [ 892.437016][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.437072][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.437122][ T32] r4:00000000 [ 892.437151][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.437225][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.437282][ T32] dd20: 8ffb2000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.437314][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.437368][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.437395][ T32] r5:800b0013 r4:80239bb0 [ 892.437435][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.437480][ T32] r4:82ac21e4 [ 892.437502][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.437543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.437566][ T32] r4:eaa3ddc0 [ 892.437591][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.437634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.437686][ T32] r4:00000000 [ 892.437710][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.437814][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.437927][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.438044][ T32] r5:00001000 r4:dfc17000 [ 892.438069][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.438109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.438159][ T32] r5:85272f8c r4:85272c00 [ 892.438208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.438259][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.438281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.438432][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.438472][ T32] r4:85249580 [ 892.438494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.438541][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.438591][ T32] r4:00000001 [ 892.438614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.438650][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.438813][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.438920][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.439039][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.439090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.439123][ T32] r4:85243c40 [ 892.439249][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.439292][ T32] INFO: task kworker/0:798:5874 blocked for more than 469 seconds. [ 892.439356][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.439385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 892.439733][ T32] r10:8291a684 r9:ec86dd84 r8:00000002 r7:60000113 r6:ec86dd8c r5:858e1800 ** 8 printk messages dropped ** [ 892.440402][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 892.441160][ T32] r5:857aab8c r4:857aa800 [ 892.441203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.441293][ T32] r7:dddced80 r6:83018000 r5:857aab8c r4:853ea700 ** 1 printk messages dropped ** [ 892.441415][ T32] r10:61c88647 r9:858e1800 r8:853ea72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 892.441759][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 892.442884][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 892.443528][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 892.465784][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 892.466443][ T32] r5:85272f8c r4:85272c00 ** 3 printk messages dropped ** [ 892.466692][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 892.466978][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 892.467298][ T32] task:kworker/0:799 state:D stack:0 pid:5876 tgid:5876 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 892.468072][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec875e08 ** 8 printk messages dropped ** [ 892.468490][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 892.468696][ T32] r5:857aa38c r4:857aa000 [ 892.468719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.468764][ T32] r7:dddced80 r6:83018000 r5:857aa38c r4:853ea780 [ 892.468784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.468841][ T32] r10:61c88647 r9:858e3c00 r8:853ea7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.468880][ T32] r4:853ea780 [ 892.468924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.468972][ T32] r10:00000000 r9:853ea780 r8:80287e08 r7:ec86de60 r6:852b1780 r5:858e3c00 [ 892.469035][ T32] r4:00000001 [ 892.469100][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.469140][ T32] Exception stack(0xec875fb0 to 0xec875ff8) [ 892.469198][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 892.469230][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.469257][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.469285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.469308][ T32] r4:853e9bc0 [ 892.469944][ T32] INFO: task kworker/0:799:5876 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.469978][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.470103][ T32] Workqueue: events bpf_prog_free_deferred [ 892.470193][ T32] Call trace: [ 892.470236][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.470311][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.470338][ T32] r4:00000000 [ 892.470357][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.470396][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.470444][ T32] dd20: 90286000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.470501][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.470529][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.470552][ T32] r5:800b0013 r4:80239bb0 [ 892.470572][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.470634][ T32] r4:82ac21e4 [ 892.470686][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.470731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.470753][ T32] r4:eaa3ddc0 [ 892.470793][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.470837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.470859][ T32] r4:00000000 [ 892.470899][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.470946][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.470990][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.471034][ T32] r5:00001000 r4:dfc17000 [ 892.471076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.471140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.471196][ T32] r5:85272f8c r4:85272c00 [ 892.471216][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.471283][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.471308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.471355][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.471397][ T32] r4:85249580 [ 892.471441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.471490][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.471512][ T32] r4:00000001 [ 892.471531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.471566][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.471592][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.471642][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.471704][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.471737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.471782][ T32] r4:85243c40 [ 892.471817][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.471846][ T32] INFO: task kworker/0:800:5877 blocked for more than 469 seconds. [ 892.471899][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.471939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.471962][ T32] task:kworker/0:800 state:D stack:0 pid:5877 tgid:5877 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.472054][ T32] Workqueue: events bpf_prog_free_deferred [ 892.472120][ T32] Call trace: [ 892.472159][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.472227][ T32] r10:8291a684 r9:ec879d84 r8:00000002 r7:60000113 r6:ec879d8c r5:858e4800 [ 892.472265][ T32] r4:858e4800 [ 892.472309][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.472355][ T32] r5:858e4800 r4:8291a680 [ 892.472374][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.472411][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.472473][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec879e08 [ 892.472498][ T32] r4:00000000 [ 892.472518][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.472574][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.472612][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.472653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e9ec0 [ 892.472674][ T32] r4:00000000 [ 892.472706][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.472752][ T32] r9:83018005 r8:858e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 4 printk messages dropped ** [ 892.473026][ T32] r5:857aa78c r4:857aa400 [ 892.473046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.473091][ T32] r7:dddced80 r6:83018000 r5:857aa78c r4:853ea800 [ 892.473194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.473248][ T32] r10:61c88647 r9:858e4800 r8:853ea82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 892.473431][ T32] r10:00000000 r9:853ea800 r8:80287e08 r7:ec86de60 r6:852b1800 r5:858e4800 ** 9 printk messages dropped ** [ 892.494301][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 892.494730][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 892.494944][ T32] r4:eaa3ddc0 ** 4 printk messages dropped ** [ 892.495114][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 9 printk messages dropped ** [ 892.495514][ T32] r4:85249580 ** 2 printk messages dropped ** [ 892.495603][ T32] r4:00000001 ** 4 printk messages dropped ** [ 892.495737][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 892.495980][ T32] task:kworker/0:801 state:D stack:0 pid:5880 tgid:5880 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 892.496497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec881e08 ** 5 printk messages dropped ** [ 892.496709][ T32] r4:00000000 ** 6 printk messages dropped ** [ 892.497019][ T32] r5:857ab38c r4:857ab000 [ 892.497062][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.497111][ T32] r7:dddced80 r6:83018000 r5:857ab38c r4:853ea880 ** 1 printk messages dropped ** [ 892.497220][ T32] r10:61c88647 r9:858e3000 r8:853ea8ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 892.497604][ T32] r4:853e9f40 ** 3 printk messages dropped ** [ 892.498222][ T32] Call trace: [ 892.498274][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.498325][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.498359][ T32] r4:00000000 [ 892.498381][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.498420][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.498448][ T32] dd20: 9081a000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.498476][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.498501][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.498556][ T32] r5:800b0013 r4:80239bb0 [ 892.498580][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.498644][ T32] r4:82ac21e4 [ 892.498671][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.498733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.498758][ T32] r4:eaa3ddc0 [ 892.498777][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.498817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.498862][ T32] r4:00000000 [ 892.498884][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.498927][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.498986][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.499046][ T32] r5:00001000 r4:dfc17000 [ 892.499091][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.499134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.499183][ T32] r5:85272f8c r4:85272c00 [ 892.499226][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.499280][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.499301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.499369][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.499397][ T32] r4:85249580 [ 892.499417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.499462][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.499485][ T32] r4:00000001 [ 892.499525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.499572][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.499601][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.499629][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.499656][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.499714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.499767][ T32] r4:85243c40 [ 892.499802][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.499830][ T32] INFO: task kworker/0:802:5881 blocked for more than 469 seconds. [ 892.499857][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.499879][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.499914][ T32] task:kworker/0:802 state:D stack:0 pid:5881 tgid:5881 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.499959][ T32] Workqueue: events bpf_prog_free_deferred [ 892.500008][ T32] Call trace: [ 892.500049][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.500097][ T32] r10:8291a684 r9:ec885d84 r8:00000002 r7:60000013 r6:ec885d8c r5:858e5400 [ 892.500119][ T32] r4:858e5400 [ 892.500159][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.500224][ T32] r5:858e5400 r4:8291a680 [ 892.500257][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.500299][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.500341][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec885e08 [ 892.500373][ T32] r4:00000000 [ 892.500415][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.500488][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.500525][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.500565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85323f80 [ 892.500587][ T32] r4:00000000 [ 892.500605][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.500647][ T32] r9:83018005 r8:858e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 892.500667][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.500730][ T32] r5:00001000 r4:ec887000 [ 892.500753][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.500792][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.500856][ T32] r5:857aaf8c r4:857aac00 [ 892.500879][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.500924][ T32] r7:dddced80 r6:83018000 r5:857aaf8c r4:853ea900 [ 892.500965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.501014][ T32] r10:61c88647 r9:858e5400 r8:853ea92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.501049][ T32] r4:853ea900 [ 892.501070][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.501124][ T32] r10:00000000 r9:853ea900 r8:80287e08 r7:ec881e60 r6:852b1900 r5:858e5400 [ 892.501199][ T32] r4:00000001 [ 892.501247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.501327][ T32] Exception stack(0xec885fb0 to 0xec885ff8) [ 892.501431][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 892.501462][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.501489][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.501518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.501542][ T32] r4:853e9f40 [ 892.501876][ T32] INFO: task kworker/0:802:5881 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.501919][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.501976][ T32] Workqueue: events bpf_prog_free_deferred [ 892.502040][ T32] Call trace: [ 892.502074][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.502161][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 2 printk messages dropped ** [ 892.502271][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 7 printk messages dropped ** [ 892.502525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 10 printk messages dropped ** [ 892.502994][ T32] r5:85272f8c r4:85272c00 ** 3 printk messages dropped ** [ 892.503221][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 892.544628][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 892.545451][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 892.546359][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 892.547073][ T32] r9:83018005 r8:858e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 892.547478][ T32] r5:857ab78c r4:857ab400 [ 892.547524][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 892.547815][ T32] r10:61c88647 r9:858e6000 r8:853ea9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 892.548410][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 892.550203][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 892.550773][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 892.551317][ T32] r4:eaa3ddc0 ** 5 printk messages dropped ** [ 892.551754][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 892.553088][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.553146][ T32] r4:00000001 [ 892.553224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.553299][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.553358][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.553417][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.574309][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.574501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.574593][ T32] r4:85243c40 [ 892.574708][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.574851][ T32] INFO: task kworker/0:804:5886 blocked for more than 469 seconds. [ 892.575067][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.575185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.575297][ T32] task:kworker/0:804 state:D stack:0 pid:5886 tgid:5886 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.575454][ T32] Workqueue: events bpf_prog_free_deferred [ 892.575577][ T32] Call trace: [ 892.575644][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.575754][ T32] r10:8291a684 r9:ec839d84 r8:00000002 r7:60000013 r6:ec839d8c r5:849aec00 [ 892.575800][ T32] r4:849aec00 [ 892.575872][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.575963][ T32] r5:849aec00 r4:8291a680 [ 892.576006][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.576163][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.576256][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec839e08 [ 892.576307][ T32] r4:00000000 [ 892.576517][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.576599][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.576680][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.576768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ff3c0 [ 892.576816][ T32] r4:00000000 [ 892.576879][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.576981][ T32] r9:83018005 r8:849aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 892.577028][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.577183][ T32] r5:00001000 r4:ec899000 [ 892.577250][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.577364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.577460][ T32] r5:857abb8c r4:857ab800 [ 892.577656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.577758][ T32] r7:dddced80 r6:83018000 r5:857abb8c r4:853eaa00 [ 892.577823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.577924][ T32] r10:61c88647 r9:849aec00 r8:853eaa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.578001][ T32] r4:853eaa00 [ 892.578051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.578156][ T32] r10:00000000 r9:853eaa00 r8:80287e08 r7:ec89de60 r6:853eaa80 r5:849aec00 [ 892.578236][ T32] r4:00000001 [ 892.578285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.578365][ T32] Exception stack(0xec839fb0 to 0xec839ff8) [ 892.578425][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 892.578517][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.578588][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.578648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.578774][ T32] r4:856ff180 [ 892.579939][ T32] INFO: task kworker/0:804:5886 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.580010][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.580238][ T32] Workqueue: events bpf_prog_free_deferred [ 892.580401][ T32] Call trace: [ 892.580581][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.580690][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.580795][ T32] r4:00000000 [ 892.580846][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.580958][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.581188][ T32] dd20: 9117f000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.581265][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.581320][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.581374][ T32] r5:800b0013 r4:80239bb0 [ 892.581420][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.582056][ T32] r4:82ac21e4 [ 892.582110][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.582244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.583153][ T32] r4:eaa3ddc0 [ 892.583230][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.583323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.583465][ T32] r4:00000000 [ 892.614591][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.614834][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.614888][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 892.617228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 892.619084][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 892.619552][ T32] INFO: task kworker/0:805:5887 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 892.620290][ T32] r4:849ad400 ** 4 printk messages dropped ** [ 892.621258][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec859e08 ** 5 printk messages dropped ** [ 892.622157][ T32] r4:00000000 ** 3 printk messages dropped ** [ 892.622549][ T32] r5:00001000 r4:ec8a3000 ** 2 printk messages dropped ** [ 892.622949][ T32] r5:857abf8c r4:857abc00 [ 892.622993][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 892.669575][ T32] r4:853eab80 ** 4 printk messages dropped ** [ 892.670379][ T32] Exception stack(0xec859fb0 to 0xec859ff8) ** 4 printk messages dropped ** [ 892.671159][ T32] r4:856ff080 ** 4 printk messages dropped ** [ 892.672852][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 892.673365][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 6 printk messages dropped ** [ 892.678582][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 892.679460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 892.680194][ T32] r4:00000001 ** 3 printk messages dropped ** [ 892.680538][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.680600][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.680744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.680855][ T32] r4:85243c40 [ 892.680911][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.680974][ T32] INFO: task kworker/0:806:5890 blocked for more than 469 seconds. [ 892.681040][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.681095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.681298][ T32] task:kworker/0:806 state:D stack:0 pid:5890 tgid:5890 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.681425][ T32] Workqueue: events bpf_prog_free_deferred [ 892.681548][ T32] Call trace: [ 892.681683][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.681839][ T32] r10:8291a684 r9:ec8add84 r8:00000002 r7:60000013 r6:ec8add8c r5:84b88000 [ 892.681894][ T32] r4:84b88000 [ 892.682022][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.682117][ T32] r5:84b88000 r4:8291a680 [ 892.682175][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.682253][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.682338][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8ade08 [ 892.682388][ T32] r4:00000000 [ 892.682480][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.682562][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.683257][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.683364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ff700 [ 892.683420][ T32] r4:00000000 [ 892.683467][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.704403][ T32] r9:83018005 r8:84b88000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 892.704561][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.704705][ T32] r5:00001000 r4:ec8a9000 [ 892.704752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.704880][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.704980][ T32] r5:8560038c r4:85600000 [ 892.705027][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.705185][ T32] r7:dddced80 r6:83018000 r5:8560038c r4:853eab00 [ 892.705248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.705349][ T32] r10:61c88647 r9:84b88000 r8:853eab2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.705505][ T32] r4:853eab00 [ 892.705589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.705725][ T32] r10:00000000 r9:853eab00 r8:80287e08 r7:ec859e60 r6:853eac80 r5:84b88000 [ 892.705811][ T32] r4:00000001 [ 892.705862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.705951][ T32] Exception stack(0xec8adfb0 to 0xec8adff8) [ 892.706016][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.706080][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.706145][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.706230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.706286][ T32] r4:856ff500 [ 892.707500][ T32] INFO: task kworker/0:806:5890 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.707578][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.707718][ T32] Workqueue: events bpf_prog_free_deferred [ 892.707819][ T32] Call trace: [ 892.707926][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.708034][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.708084][ T32] r4:00000000 [ 892.708128][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.708222][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.708291][ T32] dd20: 91bab000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.708358][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.708416][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.708471][ T32] r5:800b0013 r4:80239bb0 [ 892.708516][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.708605][ T32] r4:82ac21e4 [ 892.708651][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.708741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.708789][ T32] r4:eaa3ddc0 [ 892.708834][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.708956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.709013][ T32] r4:00000000 [ 892.709061][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.709193][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 1 printk messages dropped ** [ 892.709335][ T32] r5:00001000 r4:dfc17000 ** 5 printk messages dropped ** [ 892.709830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 892.710289][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 892.710706][ T32] INFO: task kworker/0:807:5892 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 892.711362][ T32] r4:84b88c00 ** 4 printk messages dropped ** [ 892.711889][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec871e08 ** 7 printk messages dropped ** [ 892.712466][ T32] r9:83018005 r8:84b88c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 ** 4 printk messages dropped ** [ 892.713275][ T32] r5:85600b8c r4:85600800 ** 1 printk messages dropped ** [ 892.713412][ T32] r7:dddced80 r6:83018000 r5:85600b8c r4:853ead00 ** 4 printk messages dropped ** [ 892.740676][ T32] r10:00000000 r9:853ead00 r8:80287e08 r7:ec8ade60 r6:853ead80 r5:84b88c00 ** 7 printk messages dropped ** [ 892.741360][ T32] r4:856ff6c0 ** 4 printk messages dropped ** [ 892.742924][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 892.760894][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 892.761779][ T32] r4:00000000 [ 892.761874][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.761975][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.762105][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.762217][ T32] r5:00001000 r4:dfc17000 [ 892.762358][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.762452][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.762540][ T32] r5:85272f8c r4:85272c00 [ 892.762588][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.762733][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.762786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.763154][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.763285][ T32] r4:85249580 [ 892.763337][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.764157][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.775336][ T32] r4:00000001 [ 892.775448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.775586][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.775676][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.775750][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.775810][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.775913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.776036][ T32] r4:85243c40 [ 892.776094][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.776171][ T32] INFO: task kworker/0:808:5895 blocked for more than 469 seconds. [ 892.776243][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.776297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.776346][ T32] task:kworker/0:808 state:D stack:0 pid:5895 tgid:5895 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.777087][ T32] Workqueue: events bpf_prog_free_deferred [ 892.777345][ T32] Call trace: [ 892.777409][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.777470][ T32] r10:8291a684 r9:ec8b5d84 r8:00000002 r7:60000113 r6:ec8b5d8c r5:84b89800 [ 892.777493][ T32] r4:84b89800 [ 892.777515][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.777558][ T32] r5:84b89800 r4:8291a680 [ 892.777579][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.777619][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.777660][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b5e08 [ 892.777683][ T32] r4:00000000 [ 892.777702][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.777756][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.777811][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.777879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ff800 [ 892.777915][ T32] r4:00000000 [ 892.777935][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.777981][ T32] r9:83018005 r8:84b89800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 892.778005][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.778050][ T32] r5:00001000 r4:ec8b7000 [ 892.778081][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.778121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.778177][ T32] r5:8560078c r4:85600400 [ 892.778198][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.778245][ T32] r7:dddced80 r6:83018000 r5:8560078c r4:853eae00 [ 892.778266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.778313][ T32] r10:61c88647 r9:84b89800 r8:853eae2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.778337][ T32] r4:853eae00 [ 892.778395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.778452][ T32] r10:00000000 r9:853eae00 r8:80287e08 r7:ec871e60 r6:853eae80 r5:84b89800 [ 892.778474][ T32] r4:00000001 [ 892.778493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.778529][ T32] Exception stack(0xec8b5fb0 to 0xec8b5ff8) [ 892.778681][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 892.778714][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.778741][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.778769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.778794][ T32] r4:856ff780 [ 892.779542][ T32] INFO: task kworker/0:808:5895 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.779635][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.779701][ T32] Workqueue: events bpf_prog_free_deferred [ 892.779768][ T32] Call trace: [ 892.779812][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.779875][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.779897][ T32] r4:00000000 [ 892.779916][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.779955][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.779982][ T32] dd20: 92250000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.780010][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.780035][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.780076][ T32] r5:800b0013 r4:80239bb0 [ 892.780101][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.780142][ T32] r4:82ac21e4 [ 892.780173][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 2 printk messages dropped ** [ 892.780258][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 892.780533][ T32] r5:00001000 r4:dfc17000 ** 6 printk messages dropped ** [ 892.781133][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 892.781460][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 3 printk messages dropped ** [ 892.781607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.781654][ T32] r4:85243c40 [ 892.781680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.781733][ T32] INFO: task kworker/0:809:5896 blocked for more than 469 seconds. [ 892.781765][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.781959][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.782085][ T32] task:kworker/0:809 state:D stack:0 pid:5896 tgid:5896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.782138][ T32] Workqueue: events bpf_prog_free_deferred [ 892.782191][ T32] Call trace: [ 892.782524][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.782649][ T32] r10:8291a684 r9:ec8c1d84 r8:00000002 r7:60000113 r6:ec8c1d8c r5:84b8a400 [ 892.782896][ T32] r4:84b8a400 [ 892.782922][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.782965][ T32] r5:84b8a400 r4:8291a680 [ 892.782987][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.783269][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.783383][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c1e08 [ 892.783415][ T32] r4:00000000 [ 892.783604][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.805672][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.805830][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.805883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ffb00 [ 892.805932][ T32] r4:00000000 [ 892.805958][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.806055][ T32] r9:83018005 r8:84b8a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 892.806082][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.806128][ T32] r5:00001000 r4:ec8cb000 [ 892.806273][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.806367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.806419][ T32] r5:85600f8c r4:85600c00 [ 892.806452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.806519][ T32] r7:dddced80 r6:83018000 r5:85600f8c r4:853eaf00 [ 892.806583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.806641][ T32] r10:61c88647 r9:84b8a400 r8:853eaf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.806691][ T32] r4:853eaf00 [ 892.806744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.806804][ T32] r10:00000000 r9:853eaf00 r8:80287e08 r7:ec871e60 r6:853eaf80 r5:84b8a400 [ 892.806828][ T32] r4:00000001 [ 892.806848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.806911][ T32] Exception stack(0xec8c1fb0 to 0xec8c1ff8) [ 892.806947][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.807002][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.807054][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.807129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.807163][ T32] r4:856ff940 [ 892.807822][ T32] INFO: task kworker/0:809:5896 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.807864][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.807960][ T32] Workqueue: events bpf_prog_free_deferred [ 892.808064][ T32] Call trace: [ 892.808097][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.808158][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.808207][ T32] r4:00000000 [ 892.808232][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.808297][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.808329][ T32] dd20: 92635000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.808358][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.808383][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.808439][ T32] r5:800b0013 r4:80239bb0 [ 892.808464][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.808507][ T32] r4:82ac21e4 [ 892.808759][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.808807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.808830][ T32] r4:eaa3ddc0 [ 892.809027][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.809153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.809235][ T32] r4:00000000 [ 892.809306][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.809397][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.809599][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.809646][ T32] r5:00001000 r4:dfc17000 [ 892.809668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.809707][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.809817][ T32] r5:85272f8c r4:85272c00 [ 892.809846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.809897][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.809946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.810008][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.810131][ T32] r4:85249580 [ 892.810205][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.810257][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.810281][ T32] r4:00000001 [ 892.810300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.810336][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.810363][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.810392][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.810417][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.810445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.810493][ T32] r4:85243c40 [ 892.810519][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.810550][ T32] INFO: task kworker/0:810:5898 blocked for more than 469 seconds. [ 892.810585][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.810633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.810657][ T32] task:kworker/0:810 state:D stack:0 pid:5898 tgid:5898 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.810741][ T32] Workqueue: events bpf_prog_free_deferred [ 892.810861][ T32] Call trace: [ 892.810894][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.810942][ T32] r10:8291a684 r9:ec8c9d84 r8:00000002 r7:60000113 r6:ec8c9d8c r5:84b8b000 [ 892.810965][ T32] r4:84b8b000 [ 892.810985][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.811027][ T32] r5:84b8b000 r4:8291a680 ** 1 printk messages dropped ** [ 892.811132][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 892.812056][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.812098][ T32] r5:8560138c r4:85601000 ** 1 printk messages dropped ** [ 892.812170][ T32] r7:dddced80 r6:83018000 r5:8560138c r4:856f2000 ** 10 printk messages dropped ** [ 892.812958][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 892.836452][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 9 printk messages dropped ** [ 892.836852][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 892.837382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 892.837765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 892.838318][ T32] r4:84b8bc00 ** 4 printk messages dropped ** [ 892.838481][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a1e08 ** 12 printk messages dropped ** [ 892.838986][ T32] r5:858f238c r4:858f2000 [ 892.839011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.839058][ T32] r7:ddde2d80 r6:83018200 r5:858f238c r4:852b1a00 [ 892.839084][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.839164][ T32] r10:61c88647 r9:84b8bc00 r8:852b1a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.839193][ T32] r4:852b1a00 [ 892.839225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.839290][ T32] r10:00000000 r9:852b1a00 r8:80287e08 r7:ec819e60 r6:856f2100 r5:84b8bc00 [ 892.839331][ T32] r4:00000001 [ 892.839379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.839418][ T32] Exception stack(0xec6a1fb0 to 0xec6a1ff8) [ 892.839446][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.839474][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.839503][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.839561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.839588][ T32] r4:856f9d00 [ 892.840263][ T32] INFO: task kworker/1:574:5903 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.840406][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.840533][ T32] Workqueue: events bpf_prog_free_deferred [ 892.840618][ T32] Call trace: [ 892.840704][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.840760][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.840784][ T32] r4:00000000 [ 892.840830][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.840874][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.840903][ T32] dd20: 92902000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.840947][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.840977][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.841002][ T32] r5:800b0013 r4:80239bb0 [ 892.841022][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.841068][ T32] r4:82ac21e4 [ 892.841116][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.841229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.841264][ T32] r4:eaa3ddc0 [ 892.841309][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.841361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.841384][ T32] r4:00000000 [ 892.841447][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.841538][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.841563][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.841630][ T32] r5:00001000 r4:dfc17000 [ 892.841678][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.841722][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.841765][ T32] r5:85272f8c r4:85272c00 [ 892.841810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.841860][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.841882][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.841931][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.841953][ T32] r4:85249580 [ 892.841974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.842018][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.842046][ T32] r4:00000001 [ 892.842067][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.842115][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.842164][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.842222][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.842252][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.842286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.842310][ T32] r4:85243c40 [ 892.842331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.842358][ T32] INFO: task kworker/1:575:5905 blocked for more than 469 seconds. [ 892.842438][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.842491][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.842515][ T32] task:kworker/1:575 state:D stack:0 pid:5905 tgid:5905 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.842650][ T32] Workqueue: events bpf_prog_free_deferred [ 892.842720][ T32] Call trace: [ 892.842755][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.842804][ T32] r10:8291a684 r9:ec701d84 r8:00000002 r7:60000013 r6:ec701d8c r5:84b8e000 [ 892.842826][ T32] r4:84b8e000 [ 892.842846][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.842887][ T32] r5:84b8e000 r4:8291a680 [ 892.842927][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.842970][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.843011][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec701e08 [ 892.843033][ T32] r4:00000000 [ 892.843051][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.843095][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.843154][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.843203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ffe40 [ 892.843232][ T32] r4:00000000 [ 892.843252][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.843295][ T32] r9:83018205 r8:84b8e000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 892.843316][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.843381][ T32] r5:00001000 r4:ec129000 [ 892.843435][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.843563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.868452][ T32] r5:858f2f8c r4:858f2c00 [ 892.868508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.868591][ T32] r7:ddde2d80 r6:83018200 r5:858f2f8c r4:852b1a80 [ 892.868618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.868668][ T32] r10:61c88647 r9:84b8e000 r8:852b1aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.868713][ T32] r4:852b1a80 [ 892.868746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.868796][ T32] r10:00000000 r9:852b1a80 r8:80287e08 r7:ec6a1e60 r6:856f2180 r5:84b8e000 [ 892.868846][ T32] r4:00000001 [ 892.868870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.868910][ T32] Exception stack(0xec701fb0 to 0xec701ff8) [ 892.868940][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.868992][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.869022][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.869051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.869073][ T32] r4:856f9d00 [ 892.869745][ T32] INFO: task kworker/1:575:5905 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.869784][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.869855][ T32] Workqueue: events bpf_prog_free_deferred [ 892.869916][ T32] Call trace: [ 892.869991][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.870049][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.870093][ T32] r4:00000000 [ 892.870118][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.870173][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.870201][ T32] dd20: 92e9d000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.870271][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.870301][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.870354][ T32] r5:800b0013 r4:80239bb0 [ 892.870393][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.870458][ T32] r4:82ac21e4 [ 892.870487][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.870530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.870553][ T32] r4:eaa3ddc0 [ 892.870572][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.870614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.870636][ T32] r4:00000000 [ 892.870655][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.870722][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.870768][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.870836][ T32] r5:00001000 r4:dfc17000 [ 892.870972][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.871027][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.871072][ T32] r5:85272f8c r4:85272c00 [ 892.871095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.871164][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.871189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.871237][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.871259][ T32] r4:85249580 [ 892.871292][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.871399][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.871426][ T32] r4:00000001 [ 892.871446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.871492][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.871520][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.871548][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.871596][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.871628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.871651][ T32] r4:85243c40 [ 892.871702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.871734][ T32] INFO: task kworker/1:576:5906 blocked for more than 469 seconds. [ 892.871769][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.871794][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.871824][ T32] task:kworker/1:576 state:D stack:0 pid:5906 tgid:5906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.871897][ T32] Workqueue: events bpf_prog_free_deferred [ 892.871962][ T32] Call trace: [ 892.871997][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.872064][ T32] r10:8291a684 r9:ec73dd84 r8:00000002 r7:60000113 r6:ec73dd8c r5:84b8c800 [ 892.872147][ T32] r4:84b8c800 [ 892.872180][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.872245][ T32] r5:84b8c800 r4:8291a680 [ 892.872295][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 892.872533][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 892.872988][ T32] r5:858f278c r4:858f2400 [ 892.873008][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.873054][ T32] r7:ddde2d80 r6:83018200 r5:858f278c r4:852b1b00 [ 892.873074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.873119][ T32] r10:61c88647 r9:84b8c800 r8:852b1b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 892.873251][ T32] r10:00000000 r9:852b1b00 r8:80287e08 r7:ec701e60 r6:856f2200 r5:84b8c800 ** 6 printk messages dropped ** [ 892.873518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 892.888272][ T32] Call trace: ** 2 printk messages dropped ** [ 892.888419][ T32] r4:00000000 ** 3 printk messages dropped ** [ 892.888569][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 5 printk messages dropped ** [ 892.888785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 3 printk messages dropped ** [ 892.888907][ T32] r4:00000000 ** 3 printk messages dropped ** [ 892.889107][ T32] r5:00001000 r4:dfc17000 ** 3 printk messages dropped ** [ 892.889282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 892.889531][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 5 printk messages dropped ** [ 892.889726][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 892.890022][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 892.890385][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 892.890551][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.890585][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.890636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f99c0 [ 892.890661][ T32] r4:00000000 [ 892.890680][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.890745][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 892.890775][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.890816][ T32] r5:00001000 r4:eb78d000 [ 892.890849][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.890916][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.890963][ T32] r5:858f2b8c r4:858f2800 [ 892.890987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.891033][ T32] r7:ddde2d80 r6:83018200 r5:858f2b8c r4:852b1b80 [ 892.891070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.891128][ T32] r10:61c88647 r9:84b8d400 r8:852b1bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.891166][ T32] r4:852b1b80 [ 892.891186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.891251][ T32] r10:00000000 r9:852b1b80 r8:80287e08 r7:ec701e60 r6:856f2280 r5:84b8d400 [ 892.891283][ T32] r4:00000001 [ 892.891338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.891397][ T32] Exception stack(0xec781fb0 to 0xec781ff8) [ 892.891427][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.891458][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.891484][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.891600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.891626][ T32] r4:856f9980 [ 892.891977][ T32] INFO: task kworker/1:577:5908 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.892029][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.892135][ T32] Workqueue: events bpf_prog_free_deferred [ 892.892223][ T32] Call trace: [ 892.892271][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.892322][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.892349][ T32] r4:00000000 [ 892.892373][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.892414][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.892442][ T32] dd20: 931fa000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.892472][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.892519][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.892551][ T32] r5:800b0013 r4:80239bb0 [ 892.892581][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.892625][ T32] r4:82ac21e4 [ 892.892689][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.892734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.892757][ T32] r4:eaa3ddc0 [ 892.892776][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.892817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.892850][ T32] r4:00000000 [ 892.892877][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.892943][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.892969][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.893011][ T32] r5:00001000 r4:dfc17000 [ 892.893044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.893123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.893204][ T32] r5:85272f8c r4:85272c00 [ 892.893275][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.893329][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.893352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.893400][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.893422][ T32] r4:85249580 [ 892.893441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.893486][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.893569][ T32] r4:00000001 [ 892.908357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.908444][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.908479][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.908508][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.908534][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.908564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.908616][ T32] r4:85243c40 [ 892.908666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.908715][ T32] INFO: task kworker/1:578:5910 blocked for more than 469 seconds. [ 892.908772][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.908802][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.908835][ T32] task:kworker/1:578 state:D stack:0 pid:5910 tgid:5910 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.908951][ T32] Workqueue: events bpf_prog_free_deferred [ 892.909046][ T32] Call trace: [ 892.909096][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.909158][ T32] r10:8291a684 r9:ec8d5d84 r8:00000002 r7:60000013 r6:ec8d5d8c r5:84b8ec00 [ 892.909221][ T32] r4:84b8ec00 [ 892.909293][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.909341][ T32] r5:84b8ec00 r4:8291a680 [ 892.909388][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.909437][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.909480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d5e08 [ 892.909504][ T32] r4:00000000 [ 892.909525][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.909568][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.909609][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.909680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f9400 [ 892.909706][ T32] r4:00000000 [ 892.909727][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.909774][ T32] r9:83018205 r8:84b8ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 892.909818][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.909864][ T32] r5:00001000 r4:ec1af000 [ 892.909886][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.909945][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.909991][ T32] r5:858f338c r4:858f3000 [ 892.910058][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.910108][ T32] r7:ddde2d80 r6:83018200 r5:858f338c r4:852b1c00 [ 892.910130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.910182][ T32] r10:61c88647 r9:84b8ec00 r8:852b1c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.910216][ T32] r4:852b1c00 [ 892.910242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.910289][ T32] r10:00000000 r9:852b1c00 r8:80287e08 r7:ec701e60 r6:856f2300 r5:84b8ec00 [ 892.910320][ T32] r4:00000001 [ 892.910357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.910401][ T32] Exception stack(0xec8d5fb0 to 0xec8d5ff8) [ 892.910428][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 892.910486][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.910516][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.910554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.910599][ T32] r4:856f9840 [ 892.911258][ T32] INFO: task kworker/1:578:5910 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.911292][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.911375][ T32] Workqueue: events bpf_prog_free_deferred [ 892.911463][ T32] Call trace: [ 892.911523][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.911575][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.911598][ T32] r4:00000000 [ 892.911617][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.911693][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.911725][ T32] dd20: 93437000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.911788][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.911817][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.911841][ T32] r5:800b0013 r4:80239bb0 [ 892.911862][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.911902][ T32] r4:82ac21e4 [ 892.911943][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.911989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.912011][ T32] r4:eaa3ddc0 [ 892.912030][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.912070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.912093][ T32] r4:00000000 [ 892.912111][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.912161][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.912184][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.912225][ T32] r5:00001000 r4:dfc17000 [ 892.912245][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.912284][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.912340][ T32] r5:85272f8c r4:85272c00 [ 892.912387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.912441][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.912462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.912508][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.912530][ T32] r4:85249580 [ 892.912549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.912594][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.912616][ T32] r4:00000001 [ 892.912636][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.912670][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.912696][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.912753][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.912813][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.912845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.912892][ T32] r4:85243c40 [ 892.912916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.912943][ T32] INFO: task kworker/0:811:5913 blocked for more than 469 seconds. [ 892.912983][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.913010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.913032][ T32] task:kworker/0:811 state:D stack:0 pid:5913 tgid:5913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.913079][ T32] Workqueue: events bpf_prog_free_deferred [ 892.913120][ T32] Call trace: ** 2 printk messages dropped ** [ 892.913392][ T32] r4:849ae000 ** 3 printk messages dropped ** [ 892.927527][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 892.927871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857182c0 ** 6 printk messages dropped ** [ 892.928298][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.928392][ T32] r5:8560178c r4:85601400 ** 1 printk messages dropped ** [ 892.928502][ T32] r7:dddced80 r6:83018000 r5:8560178c r4:856f2380 ** 2 printk messages dropped ** [ 892.928595][ T32] r4:856f2380 ** 4 printk messages dropped ** [ 892.928756][ T32] Exception stack(0xec7a1fb0 to 0xec7a1ff8) [ 892.928787][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.928839][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.928895][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.928952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.928979][ T32] r4:85718280 [ 892.929652][ T32] INFO: task kworker/0:811:5913 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 892.929705][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.929863][ T32] Workqueue: events bpf_prog_free_deferred [ 892.929915][ T32] Call trace: [ 892.929947][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 892.929998][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 892.930021][ T32] r4:00000000 [ 892.930039][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.930097][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 892.930161][ T32] dd20: 9388b000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 892.930208][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 892.930259][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 892.930287][ T32] r5:800b0013 r4:80239bb0 [ 892.930308][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.930376][ T32] r4:82ac21e4 [ 892.930400][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.930443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 892.930467][ T32] r4:eaa3ddc0 [ 892.930514][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.930559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 892.930628][ T32] r4:00000000 [ 892.930651][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.930696][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 892.930718][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.930759][ T32] r5:00001000 r4:dfc17000 [ 892.930802][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.930846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.930889][ T32] r5:85272f8c r4:85272c00 [ 892.930910][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.930980][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 892.931005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.931052][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.931123][ T32] r4:85249580 [ 892.931147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.931203][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 892.931231][ T32] r4:00000001 [ 892.931265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.931317][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 892.931371][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.931402][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.931434][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.931465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.931494][ T32] r4:85243c40 [ 892.931540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.931592][ T32] INFO: task kworker/0:812:5914 blocked for more than 469 seconds. [ 892.931653][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.931709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.931813][ T32] task:kworker/0:812 state:D stack:0 pid:5914 tgid:5914 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.931875][ T32] Workqueue: events bpf_prog_free_deferred [ 892.931930][ T32] Call trace: [ 892.932103][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 892.932155][ T32] r10:8291a684 r9:ec7a5d84 r8:00000002 r7:60000113 r6:ec7a5d8c r5:849ac800 [ 892.932201][ T32] r4:849ac800 [ 892.932232][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 892.932285][ T32] r5:849ac800 r4:8291a680 [ 892.932307][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.932347][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 892.932390][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a5e08 [ 892.932413][ T32] r4:00000000 [ 892.932432][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 892.932468][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.932501][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.932566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85718780 [ 892.932592][ T32] r4:00000000 [ 892.932612][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 892.932722][ T32] r9:83018005 r8:849ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 892.932747][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.932789][ T32] r5:00001000 r4:ec2d3000 [ 892.932835][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.932889][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.932946][ T32] r5:85601b8c r4:85601800 [ 892.932973][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.933045][ T32] r7:dddced80 r6:83018000 r5:85601b8c r4:856f2480 [ 892.933101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.933188][ T32] r10:61c88647 r9:849ac800 r8:856f24ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.933216][ T32] r4:856f2480 [ 892.933250][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.933327][ T32] r10:00000000 r9:856f2480 r8:80287e08 r7:ec7a1e60 r6:856f2500 r5:849ac800 [ 892.933353][ T32] r4:00000001 [ 892.933373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.933411][ T32] Exception stack(0xec7a5fb0 to 0xec7a5ff8) [ 892.933437][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 892.933465][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 892.954734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 892.957262][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 892.958883][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 892.959551][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 892.960930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 892.962350][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 6 printk messages dropped ** [ 892.963471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 892.990304][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 892.991152][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 892.991542][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 892.992057][ T32] r5:00001000 r4:ec1d9000 ** 2 printk messages dropped ** [ 892.992295][ T32] r5:858f378c r4:858f3400 [ 892.992340][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.992439][ T32] r7:ddde2d80 r6:83018200 r5:858f378c r4:852b1c80 ** 1 printk messages dropped ** [ 892.992580][ T32] r10:61c88647 r9:85938000 r8:852b1cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 892.992882][ T32] r4:00000001 ** 3 printk messages dropped ** [ 892.993252][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 893.015552][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 893.016065][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 7 printk messages dropped ** [ 893.016772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 7 printk messages dropped ** [ 893.017389][ T32] r5:00001000 r4:dfc17000 [ 893.017438][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.017517][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.017602][ T32] r5:85272f8c r4:85272c00 [ 893.017645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.017737][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.017785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.017879][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.017926][ T32] r4:85249580 [ 893.018001][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.018101][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.018151][ T32] r4:00000001 [ 893.018199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.018343][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.018462][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.018528][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.018674][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.018741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.018789][ T32] r4:85243c40 [ 893.018835][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.018887][ T32] INFO: task kworker/1:580:5918 blocked for more than 470 seconds. [ 893.018948][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.019060][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.019110][ T32] task:kworker/1:580 state:D stack:0 pid:5918 tgid:5918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.019203][ T32] Workqueue: events bpf_prog_free_deferred [ 893.019325][ T32] Call trace: [ 893.019458][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.019556][ T32] r10:8291a684 r9:ec8ddd84 r8:00000002 r7:60000113 r6:ec8ddd8c r5:85938c00 [ 893.019647][ T32] r4:85938c00 [ 893.019697][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.019784][ T32] r5:85938c00 r4:8291a680 [ 893.019826][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.019905][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.020025][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8dde08 [ 893.020079][ T32] r4:00000000 [ 893.020123][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.020235][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.020347][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.020456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8572c040 [ 893.020504][ T32] r4:00000000 [ 893.020547][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.020725][ T32] r9:83018205 r8:85938c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 893.020793][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.020941][ T32] r5:00001000 r4:ec333000 [ 893.020989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.021067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.021154][ T32] r5:858f3b8c r4:858f3800 [ 893.021319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.021430][ T32] r7:ddde2d80 r6:83018200 r5:858f3b8c r4:852b1d00 [ 893.021535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.021665][ T32] r10:61c88647 r9:85938c00 r8:852b1d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.021718][ T32] r4:852b1d00 [ 893.021759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.021878][ T32] r10:00000000 r9:852b1d00 r8:80287e08 r7:ec7bde60 r6:856f2600 r5:85938c00 [ 893.021931][ T32] r4:00000001 [ 893.021974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.022085][ T32] Exception stack(0xec8ddfb0 to 0xec8ddff8) [ 893.022236][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.022307][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.022365][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.022486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.022540][ T32] r4:856fffc0 [ 893.023112][ T32] INFO: task kworker/1:580:5918 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 893.023395][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.023688][ T32] Workqueue: events bpf_prog_free_deferred [ 893.048008][ T32] Call trace: [ 893.048097][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 893.048231][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 893.048327][ T32] r4:00000000 [ 893.048380][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.048473][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 893.048569][ T32] dd20: 942c7000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 893.048640][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 893.048696][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 893.048749][ T32] r5:800b0013 r4:80239bb0 [ 893.048794][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.048881][ T32] r4:82ac21e4 [ 893.048981][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.049160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 893.049231][ T32] r4:eaa3ddc0 [ 893.049277][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 893.049670][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 893.050310][ T32] r4:85249580 ** 1 printk messages dropped ** [ 893.050523][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 893.051154][ T32] r4:85243c40 ** 3 printk messages dropped ** [ 893.051515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 893.052281][ T32] r5:85861800 r4:8291a680 ** 2 printk messages dropped ** [ 893.052579][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec395e08 ** 5 printk messages dropped ** [ 893.052962][ T32] r4:00000000 ** 3 printk messages dropped ** [ 893.053358][ T32] r5:00001000 r4:ec675000 ** 2 printk messages dropped ** [ 893.068540][ T32] r5:8590178c r4:85901400 ** 1 printk messages dropped ** [ 893.068730][ T32] r7:ddde2d80 r6:83018200 r5:8590178c r4:852b1d80 ** 1 printk messages dropped ** [ 893.068880][ T32] r10:61c88647 r9:85861800 r8:852b1dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 893.069146][ T32] r10:00000000 r9:852b1d80 r8:80287e08 r7:ec8dde60 r6:852b1e00 r5:85861800 [ 893.069245][ T32] r4:00000001 [ 893.069298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.069377][ T32] Exception stack(0xec395fb0 to 0xec395ff8) [ 893.069447][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 893.069510][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.069573][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.069638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.069741][ T32] r4:856fffc0 [ 893.070828][ T32] INFO: task kworker/1:581:5920 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 893.070900][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.071102][ T32] Workqueue: events bpf_prog_free_deferred [ 893.071200][ T32] Call trace: [ 893.071272][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 893.071376][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 893.071618][ T32] r4:00000000 [ 893.071672][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.071754][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 893.071817][ T32] dd20: 943e0000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 893.071885][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 893.071944][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 893.071998][ T32] r5:800b0013 r4:80239bb0 [ 893.072044][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.072132][ T32] r4:82ac21e4 [ 893.072193][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.072288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 893.072339][ T32] r4:eaa3ddc0 [ 893.072399][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.072497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 893.072616][ T32] r4:00000000 [ 893.072667][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.072803][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 893.072859][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.072949][ T32] r5:00001000 r4:dfc17000 [ 893.072998][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.073111][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.073231][ T32] r5:85272f8c r4:85272c00 [ 893.073280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.073373][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.073425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.073531][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.093202][ T32] r4:85249580 [ 893.093372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.094608][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.094700][ T32] r4:00000001 [ 893.094750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.094851][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.094917][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.094985][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.095048][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.095112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.095175][ T32] r4:85243c40 [ 893.095231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.095361][ T32] INFO: task kworker/0:813:5921 blocked for more than 470 seconds. [ 893.095510][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.095593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.095681][ T32] task:kworker/0:813 state:D stack:0 pid:5921 tgid:5921 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.095808][ T32] Workqueue: events bpf_prog_free_deferred [ 893.095915][ T32] Call trace: [ 893.096037][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.096159][ T32] r10:8291a684 r9:ec8e1d84 r8:00000002 r7:60000113 r6:ec8e1d8c r5:8593a400 [ 893.096300][ T32] r4:8593a400 [ 893.096356][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.096453][ T32] r5:8593a400 r4:8291a680 [ 893.096571][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.096673][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.096839][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e1e08 [ 893.096895][ T32] r4:00000000 [ 893.096941][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.097084][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.097243][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.097343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85411400 [ 893.097397][ T32] r4:00000000 [ 893.097446][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 893.097663][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 893.098032][ T32] r5:8560278c r4:85602400 [ 893.098080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.098218][ T32] r7:dddced80 r6:83018000 r5:8560278c r4:856f2680 [ 893.098277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.098383][ T32] r10:61c88647 r9:8593a400 r8:856f26ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.098442][ T32] r4:856f2680 ** 1 printk messages dropped ** [ 893.098583][ T32] r10:00000000 r9:856f2680 r8:80287e08 r7:ec7a5e60 r6:856f2700 r5:8593a400 ** 5 printk messages dropped ** [ 893.098974][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 893.100402][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 893.101070][ T32] r4:00000000 ** 3 printk messages dropped ** [ 893.101477][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 5 printk messages dropped ** [ 893.102061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 3 printk messages dropped ** [ 893.102317][ T32] r4:00000000 ** 2 printk messages dropped ** [ 893.102632][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 893.103509][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 893.140479][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 893.140927][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 893.141524][ T32] r4:85939800 [ 893.141655][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.141751][ T32] r5:85939800 r4:8291a680 [ 893.141797][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.141971][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.142066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e9e08 [ 893.142134][ T32] r4:00000000 [ 893.142194][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.142300][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.142386][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.142480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8572c100 [ 893.142551][ T32] r4:00000000 [ 893.142599][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.142692][ T32] r9:83018205 r8:85939800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 893.142741][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.142832][ T32] r5:00001000 r4:ec37d000 [ 893.142877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.142978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.143090][ T32] r5:858f3f8c r4:858f3c00 [ 893.143200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.143297][ T32] r7:ddde2d80 r6:83018200 r5:858f3f8c r4:852b1e80 [ 893.143403][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.143503][ T32] r10:61c88647 r9:85939800 r8:852b1eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.143552][ T32] r4:852b1e80 [ 893.143594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.154236][ T32] r10:00000000 r9:852b1e80 r8:80287e08 r7:ec395e60 r6:856f2780 r5:85939800 [ 893.154327][ T32] r4:00000001 [ 893.154424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.154546][ T32] Exception stack(0xec8e9fb0 to 0xec8e9ff8) [ 893.154611][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 893.154675][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.154737][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.154813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.154899][ T32] r4:8572c000 [ 893.156046][ T32] INFO: task kworker/1:582:5923 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 893.156267][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.156630][ T32] Workqueue: events bpf_prog_free_deferred [ 893.156773][ T32] Call trace: [ 893.156850][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 893.156965][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 893.157018][ T32] r4:00000000 [ 893.157151][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.157267][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 893.157327][ T32] dd20: 94b57000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 893.157390][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 893.157450][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 893.157502][ T32] r5:800b0013 r4:80239bb0 [ 893.157563][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.157654][ T32] r4:82ac21e4 [ 893.157698][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.157843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 893.157899][ T32] r4:eaa3ddc0 [ 893.157967][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.158063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 893.158113][ T32] r4:00000000 [ 893.158168][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.158264][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 893.158312][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.158398][ T32] r5:00001000 r4:dfc17000 [ 893.158444][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.158528][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.158614][ T32] r5:85272f8c r4:85272c00 [ 893.158659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.158757][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.158803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.158897][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.158946][ T32] r4:85249580 [ 893.158988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.159081][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.159152][ T32] r4:00000001 [ 893.159214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.159321][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.159398][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.159465][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.159520][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.159584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.159631][ T32] r4:85243c40 [ 893.159679][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.159738][ T32] INFO: task kworker/1:583:5925 blocked for more than 470 seconds. [ 893.159806][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.159923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.159976][ T32] task:kworker/1:583 state:D stack:0 pid:5925 tgid:5925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.160075][ T32] Workqueue: events bpf_prog_free_deferred [ 893.160183][ T32] Call trace: [ 893.160342][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.160444][ T32] r10:8291a684 r9:ec8f1d84 r8:00000002 r7:60000113 r6:ec8f1d8c r5:8593c800 [ 893.160492][ T32] r4:8593c800 [ 893.160569][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.160662][ T32] r5:8593c800 r4:8291a680 [ 893.160706][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.160788][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.160940][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f1e08 [ 893.161019][ T32] r4:00000000 [ 893.161066][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.161138][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.161242][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.161398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8572c2c0 [ 893.161454][ T32] r4:00000000 [ 893.161523][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.161620][ T32] r9:83018205 r8:8593c800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 893.161732][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.161824][ T32] r5:00001000 r4:ec3ab000 [ 893.161866][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.161945][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.162031][ T32] r5:8590038c r4:85900000 [ 893.162083][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.162217][ T32] r7:ddde2d80 r6:83018200 r5:8590038c r4:852b1f00 [ 893.162267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.162364][ T32] r10:61c88647 r9:8593c800 r8:852b1f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.162413][ T32] r4:852b1f00 [ 893.162607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.162786][ T32] r10:00000000 r9:852b1f00 r8:80287e08 r7:ec395e60 r6:856f2800 r5:8593c800 [ 893.162841][ T32] r4:00000001 [ 893.162897][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.162978][ T32] Exception stack(0xec8f1fb0 to 0xec8f1ff8) [ 893.163038][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.163121][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 893.163338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 893.199377][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 893.199729][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 5 printk messages dropped ** [ 893.200123][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 4 printk messages dropped ** [ 893.200502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 7 printk messages dropped ** [ 893.201131][ T32] r5:00001000 r4:dfc17000 ** 4 printk messages dropped ** [ 893.201562][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 5 printk messages dropped ** [ 893.202000][ T32] r4:00000001 [ 893.202042][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.202118][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.202186][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.202279][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.202397][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.202612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.202687][ T32] r4:85243c40 [ 893.202830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.202896][ T32] INFO: task kworker/1:584:5928 blocked for more than 470 seconds. [ 893.202963][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.203014][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.203059][ T32] task:kworker/1:584 state:D stack:0 pid:5928 tgid:5928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.203167][ T32] Workqueue: events bpf_prog_free_deferred [ 893.203254][ T32] Call trace: [ 893.203324][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.203448][ T32] r10:8291a684 r9:ec8fdd84 r8:00000002 r7:60000113 r6:ec8fdd8c r5:8593bc00 [ 893.229322][ T32] r4:8593bc00 [ 893.229491][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.229629][ T32] r5:8593bc00 r4:8291a680 [ 893.229701][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.229857][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.229950][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8fde08 [ 893.229998][ T32] r4:00000000 [ 893.230041][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.230115][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.230206][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.230355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8572c3c0 [ 893.230478][ T32] r4:00000000 [ 893.230587][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.230689][ T32] r9:83018205 r8:8593bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 893.230771][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.230868][ T32] r5:00001000 r4:ec3d1000 [ 893.230913][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.231025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.231116][ T32] r5:8590078c r4:85900400 [ 893.231186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.231285][ T32] r7:ddde2d80 r6:83018200 r5:8590078c r4:852b1f80 [ 893.231330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.231426][ T32] r10:61c88647 r9:8593bc00 r8:852b1fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.231476][ T32] r4:852b1f80 [ 893.231521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.231615][ T32] r10:00000000 r9:852b1f80 r8:80287e08 r7:ec395e60 r6:856f2880 r5:8593bc00 [ 893.231663][ T32] r4:00000001 [ 893.231708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.231794][ T32] Exception stack(0xec8fdfb0 to 0xec8fdff8) [ 893.231899][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.231965][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.232027][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.232107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.232239][ T32] r4:8572c500 [ 893.233416][ T32] INFO: task kworker/1:584:5928 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 893.233579][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.237852][ T32] Workqueue: events bpf_prog_free_deferred [ 893.238076][ T32] Call trace: [ 893.238192][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 893.238305][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 893.238356][ T32] r4:00000000 [ 893.238424][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.238512][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 893.238575][ T32] dd20: 9537c000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 893.238635][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 893.238690][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 893.238770][ T32] r5:800b0013 r4:80239bb0 [ 893.238819][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.238909][ T32] r4:82ac21e4 [ 893.238953][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.239039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 893.239088][ T32] r4:eaa3ddc0 [ 893.239133][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.239230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 893.239279][ T32] r4:00000000 [ 893.239322][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.239415][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 893.239462][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.239546][ T32] r5:00001000 r4:dfc17000 [ 893.239593][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.239680][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.239773][ T32] r5:85272f8c r4:85272c00 [ 893.239839][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.239937][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.239983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.240075][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.240160][ T32] r4:85249580 [ 893.240211][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.240305][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.240353][ T32] r4:00000001 [ 893.240397][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.240476][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.240622][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.240758][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.240820][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.240920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.241049][ T32] r4:85243c40 [ 893.241105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.241214][ T32] INFO: task kworker/1:585:5929 blocked for more than 470 seconds. [ 893.241345][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.241485][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.241561][ T32] task:kworker/1:585 state:D stack:0 pid:5929 tgid:5929 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.241660][ T32] Workqueue: events bpf_prog_free_deferred [ 893.241859][ T32] Call trace: [ 893.241944][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.242074][ T32] r10:8291a684 r9:ec765d84 r8:00000002 r7:60000113 r6:ec765d8c r5:85862400 [ 893.242213][ T32] r4:85862400 [ 893.242266][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.242394][ T32] r5:85862400 r4:8291a680 [ 893.242446][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.242527][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.242612][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec765e08 [ 893.242660][ T32] r4:00000000 [ 893.242706][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.242781][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.242854][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.242959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8572c480 [ 893.243012][ T32] r4:00000000 [ 893.243069][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.243232][ T32] r9:83018205 r8:85862400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 893.243289][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.243474][ T32] r5:00001000 r4:ec59f000 [ 893.243608][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.263193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.263364][ T32] r5:85900b8c r4:85900800 [ 893.263520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.264452][ T32] r7:ddde2d80 r6:83018200 r5:85900b8c r4:856f4000 [ 893.264521][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.264642][ T32] r10:61c88647 r9:85862400 r8:856f402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.264811][ T32] r4:856f4000 [ 893.264863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.265025][ T32] r10:00000000 r9:856f4000 r8:80287e08 r7:ec395e60 r6:856f4080 r5:85862400 [ 893.265079][ T32] r4:00000001 [ 893.265285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.265375][ T32] Exception stack(0xec765fb0 to 0xec765ff8) [ 893.265442][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 893.265506][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.265569][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.265652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.265741][ T32] r4:8572c640 [ 893.266870][ T32] INFO: task kworker/1:585:5929 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 893.266945][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.267111][ T32] Workqueue: events bpf_prog_free_deferred [ 893.267297][ T32] Call trace: [ 893.267533][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 893.267645][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 893.267727][ T32] r4:00000000 [ 893.267775][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 893.268054][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 4 printk messages dropped ** [ 893.268482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 9 printk messages dropped ** [ 893.269550][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 893.270153][ T32] r4:85249580 ** 2 printk messages dropped ** [ 893.270343][ T32] r4:00000001 ** 3 printk messages dropped ** [ 893.270749][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 893.271245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 893.271962][ T32] r4:85864800 ** 3 printk messages dropped ** [ 893.272269][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 893.272639][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 893.273236][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 893.306741][ T32] r5:85900f8c r4:85900c00 [ 893.306836][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 893.307134][ T32] r10:61c88647 r9:85864800 r8:856f412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 893.307612][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 893.308690][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 893.309238][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 2 printk messages dropped ** [ 893.309397][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 6 printk messages dropped ** [ 893.309706][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.309752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 893.309785][ T32] r4:00000000 [ 893.309807][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.309854][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 893.309876][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.309919][ T32] r5:00001000 r4:dfc17000 [ 893.309959][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.310003][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.310045][ T32] r5:85272f8c r4:85272c00 [ 893.310065][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.310109][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.310130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.310201][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.310229][ T32] r4:85249580 [ 893.310278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.310350][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.310386][ T32] r4:00000001 [ 893.310436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.310490][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.310541][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.310580][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.310627][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.310680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.310705][ T32] r4:85243c40 [ 893.310736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.310767][ T32] INFO: task kworker/1:587:5933 blocked for more than 470 seconds. [ 893.310811][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.310852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.310885][ T32] task:kworker/1:587 state:D stack:0 pid:5933 tgid:5933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.310956][ T32] Workqueue: events bpf_prog_free_deferred [ 893.311072][ T32] Call trace: [ 893.311134][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.311182][ T32] r10:8291a684 r9:ec901d84 r8:00000002 r7:60000113 r6:ec901d8c r5:8593b000 [ 893.311205][ T32] r4:8593b000 [ 893.311225][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.311267][ T32] r5:8593b000 r4:8291a680 [ 893.311308][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.311351][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.311393][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec901e08 [ 893.311465][ T32] r4:00000000 [ 893.311493][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.311529][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.311615][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.311681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8572c900 [ 893.311718][ T32] r4:00000000 [ 893.311740][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.311783][ T32] r9:83018205 r8:8593b000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 893.311828][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.311922][ T32] r5:00001000 r4:ec65b000 [ 893.311959][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.312022][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.312085][ T32] r5:8590138c r4:85901000 [ 893.312156][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.312210][ T32] r7:ddde2d80 r6:83018200 r5:8590138c r4:856f4200 [ 893.312253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.312302][ T32] r10:61c88647 r9:8593b000 r8:856f422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.312325][ T32] r4:856f4200 [ 893.312345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.312441][ T32] r10:00000000 r9:856f4200 r8:80287e08 r7:ec395e60 r6:856f2900 r5:8593b000 [ 893.312510][ T32] r4:00000001 [ 893.312590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.312669][ T32] Exception stack(0xec901fb0 to 0xec901ff8) [ 893.312728][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.312793][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.312875][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.312942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.312988][ T32] r4:8572c640 [ 893.334667][ T32] INFO: task kworker/1:587:5933 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 893.334831][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.335000][ T32] Workqueue: events bpf_prog_free_deferred [ 893.335138][ T32] Call trace: [ 893.335222][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 893.335334][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 893.335395][ T32] r4:00000000 [ 893.335473][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.335610][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 893.335680][ T32] dd20: 95ad5000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 893.335739][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 893.335791][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 893.335840][ T32] r5:800b0013 r4:80239bb0 [ 893.335899][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.335988][ T32] r4:82ac21e4 [ 893.336042][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.336265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 893.336325][ T32] r4:eaa3ddc0 [ 893.336371][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.336464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 893.336510][ T32] r4:00000000 ** 2 printk messages dropped ** [ 893.336689][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 893.336889][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.336973][ T32] r5:85272f8c r4:85272c00 [ 893.337016][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.337134][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.337228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.337337][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.337383][ T32] r4:85249580 [ 893.337459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.337560][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.337621][ T32] r4:00000001 [ 893.337668][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.337742][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.337795][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.337850][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.337905][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.337965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.338012][ T32] r4:85243c40 [ 893.338058][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.338112][ T32] INFO: task kworker/0:814:5934 blocked for more than 470 seconds. [ 893.338178][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.338229][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.338271][ T32] task:kworker/0:814 state:D stack:0 pid:5934 tgid:5934 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.338358][ T32] Workqueue: events bpf_prog_free_deferred [ 893.338446][ T32] Call trace: [ 893.338510][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.338601][ T32] r10:8291a684 r9:ec905d84 r8:00000002 r7:60000113 r6:ec905d8c r5:8593e000 [ 893.338649][ T32] r4:8593e000 [ 893.338693][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.338775][ T32] r5:8593e000 r4:8291a680 [ 893.338817][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.338891][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.338975][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec905e08 [ 893.339029][ T32] r4:00000000 [ 893.339100][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.339186][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 893.339435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8572cb40 ** 7 printk messages dropped ** [ 893.340022][ T32] r5:85901b8c r4:85901800 [ 893.340067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 893.340319][ T32] r10:61c88647 r9:8593e000 r8:856f29ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 893.341051][ T32] r4:85718f40 ** 6 printk messages dropped ** [ 893.342754][ T32] r4:00000000 ** 7 printk messages dropped ** [ 893.343309][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 893.372884][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 11 printk messages dropped ** [ 893.384611][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 8 printk messages dropped ** [ 893.385192][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 893.386054][ T32] r5:8593ec00 r4:8291a680 ** 6 printk messages dropped ** [ 893.386579][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 893.387483][ T32] r5:8590278c r4:85902400 ** 3 printk messages dropped ** [ 893.387771][ T32] r10:61c88647 r9:8593ec00 r8:856f42ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 893.388332][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 893.390117][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 12 printk messages dropped ** [ 893.390901][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 893.391605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.391684][ T32] r5:85272f8c r4:85272c00 [ 893.391747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.391845][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.391886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.391990][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.392039][ T32] r4:85249580 [ 893.392079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.392166][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.392212][ T32] r4:00000001 [ 893.392250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.392319][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.392378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.392452][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.392510][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.392572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.392645][ T32] r4:85243c40 [ 893.392695][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.392766][ T32] INFO: task kworker/1:589:5938 blocked for more than 470 seconds. [ 893.392833][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.392905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.392990][ T32] task:kworker/1:589 state:D stack:0 pid:5938 tgid:5938 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.393121][ T32] Workqueue: events bpf_prog_free_deferred [ 893.393242][ T32] Call trace: [ 893.393300][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.393437][ T32] r10:8291a684 r9:ec915d84 r8:00000002 r7:60000013 r6:ec915d8c r5:85940000 [ 893.393496][ T32] r4:85940000 [ 893.417530][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.417749][ T32] r5:85940000 r4:8291a680 [ 893.417795][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.417873][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.417969][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec915e08 [ 893.418043][ T32] r4:00000000 [ 893.418089][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.418161][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.418238][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.418333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8572cc40 [ 893.418420][ T32] r4:00000000 [ 893.418510][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.418675][ T32] r9:83018205 r8:85940000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 893.418745][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.418846][ T32] r5:00001000 r4:ec6bd000 [ 893.418890][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.418971][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.419058][ T32] r5:85901f8c r4:85901c00 [ 893.419102][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.419197][ T32] r7:ddde2d80 r6:83018200 r5:85901f8c r4:856f4300 [ 893.419321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.419446][ T32] r10:61c88647 r9:85940000 r8:856f432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.419499][ T32] r4:856f4300 [ 893.419559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.419669][ T32] r10:00000000 r9:856f4300 r8:80287e08 r7:ec911e60 r6:856f2b00 r5:85940000 [ 893.419719][ T32] r4:00000001 [ 893.419767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.419846][ T32] Exception stack(0xec915fb0 to 0xec915ff8) [ 893.419919][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 893.419996][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.420063][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.420121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.420164][ T32] r4:8572ca40 [ 893.421318][ T32] INFO: task kworker/1:589:5938 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 893.421394][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.421531][ T32] Workqueue: events bpf_prog_free_deferred [ 893.421895][ T32] Call trace: [ 893.421969][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 893.422066][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 893.422109][ T32] r4:00000000 [ 893.422146][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.422223][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 893.422276][ T32] dd20: 964f7000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 893.422330][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 893.422379][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 893.422469][ T32] r5:800b0013 r4:80239bb0 [ 893.422589][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.422684][ T32] r4:82ac21e4 [ 893.422730][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.422824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 893.422885][ T32] r4:eaa3ddc0 [ 893.422928][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.423024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 893.423070][ T32] r4:00000000 [ 893.423113][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.423207][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 3 printk messages dropped ** [ 893.423480][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 893.438808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 893.439148][ T32] r4:00000001 ** 4 printk messages dropped ** [ 893.439459][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 893.440300][ T32] r10:8291a684 r9:ec8f9d84 r8:00000002 r7:60000013 r6:ec8f9d8c r5:85863000 ** 9 printk messages dropped ** [ 893.440938][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 893.441740][ T32] r5:8590238c r4:85902000 ** 2 printk messages dropped ** [ 893.441941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.442047][ T32] r10:61c88647 r9:85863000 r8:856f43ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.442106][ T32] r4:856f4380 [ 893.442162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.442257][ T32] r10:00000000 r9:856f4380 r8:80287e08 r7:ec911e60 r6:856f4400 r5:85863000 [ 893.442359][ T32] r4:00000001 [ 893.442424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.442526][ T32] Exception stack(0xec8f9fb0 to 0xec8f9ff8) [ 893.442591][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 893.442654][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.442784][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.442867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.442941][ T32] r4:8572cbc0 [ 893.458508][ T32] INFO: task kworker/1:590:5941 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 893.458694][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.458843][ T32] Workqueue: events bpf_prog_free_deferred [ 893.458971][ T32] Call trace: [ 893.459041][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 893.459172][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 893.459247][ T32] r4:00000000 [ 893.459319][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.459420][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 893.459484][ T32] dd20: 968d8000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 893.459546][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 893.459598][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 893.459672][ T32] r5:800b0013 r4:80239bb0 [ 893.459722][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.459808][ T32] r4:82ac21e4 [ 893.459852][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.459936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 893.460022][ T32] r4:eaa3ddc0 [ 893.460140][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.460239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 893.460301][ T32] r4:00000000 [ 893.460349][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 893.460964][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 7 printk messages dropped ** [ 893.461525][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 8 printk messages dropped ** [ 893.462035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 893.462981][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec919e08 ** 12 printk messages dropped ** [ 893.489509][ T32] r5:85601f8c r4:85601c00 [ 893.489582][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.489681][ T32] r7:ddde2d80 r6:83018200 r5:85601f8c r4:856f4480 ** 2 printk messages dropped ** [ 893.489968][ T32] r4:856f4480 ** 4 printk messages dropped ** [ 893.490456][ T32] Exception stack(0xec919fb0 to 0xec919ff8) ** 7 printk messages dropped ** [ 893.492269][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 893.492878][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 9 printk messages dropped ** [ 893.502399][ T32] r4:00000000 ** 3 printk messages dropped ** [ 893.502687][ T32] r5:00001000 r4:dfc17000 ** 2 printk messages dropped ** [ 893.502916][ T32] r5:85272f8c r4:85272c00 [ 893.502965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.503076][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.503127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.503251][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.503317][ T32] r4:85249580 [ 893.503366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.503456][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.503555][ T32] r4:00000001 [ 893.507364][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.507499][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.507569][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.507627][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.507701][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.507767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.507830][ T32] r4:85243c40 [ 893.507878][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.507965][ T32] INFO: task kworker/1:592:5945 blocked for more than 470 seconds. [ 893.508032][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.508130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.508206][ T32] task:kworker/1:592 state:D stack:0 pid:5945 tgid:5945 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.508332][ T32] Workqueue: events bpf_prog_free_deferred [ 893.508427][ T32] Call trace: [ 893.508491][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.508587][ T32] r10:8291a684 r9:ec909d84 r8:00000002 r7:60000113 r6:ec909d8c r5:85866c00 [ 893.508647][ T32] r4:85866c00 [ 893.508693][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.508820][ T32] r5:85866c00 r4:8291a680 [ 893.508893][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.508990][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.509105][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec909e08 [ 893.509196][ T32] r4:00000000 [ 893.509276][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.509348][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.509423][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.509499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540b000 [ 893.509541][ T32] r4:00000000 [ 893.509579][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.509665][ T32] r9:83018205 r8:85866c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 893.509717][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.509794][ T32] r5:00001000 r4:ec6f3000 [ 893.509835][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.509909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.509988][ T32] r5:85902b8c r4:85902800 [ 893.510029][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.510128][ T32] r7:ddde2d80 r6:83018200 r5:85902b8c r4:856f4580 [ 893.510187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.510276][ T32] r10:61c88647 r9:85866c00 r8:856f45ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.510345][ T32] r4:856f4580 [ 893.510415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 893.510937][ T32] r4:8572ce40 ** 8 printk messages dropped ** [ 893.512758][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 7 printk messages dropped ** [ 893.513373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 10 printk messages dropped ** [ 893.534884][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 893.535384][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 10 printk messages dropped ** [ 893.536044][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 893.536627][ T32] r4:85865400 ** 4 printk messages dropped ** [ 893.537039][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec921e08 ** 7 printk messages dropped ** [ 893.537574][ T32] r9:83018205 r8:85865400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 893.537616][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.537708][ T32] r5:00001000 r4:ec735000 [ 893.537752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.537911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.538005][ T32] r5:85902f8c r4:85902c00 [ 893.538046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.538128][ T32] r7:ddde2d80 r6:83018200 r5:85902f8c r4:856f4680 [ 893.538190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.538293][ T32] r10:61c88647 r9:85865400 r8:856f46ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.538356][ T32] r4:856f4680 [ 893.538441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.538535][ T32] r10:00000000 r9:856f4680 r8:80287e08 r7:ec919e60 r6:856f4700 r5:85865400 [ 893.538596][ T32] r4:00000001 [ 893.538667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.538756][ T32] Exception stack(0xec921fb0 to 0xec921ff8) [ 893.538816][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.538886][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.538946][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.539005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.539049][ T32] r4:8540b100 [ 893.540178][ T32] INFO: task kworker/1:593:5947 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 893.540246][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.540373][ T32] Workqueue: events bpf_prog_free_deferred [ 893.540463][ T32] Call trace: [ 893.540537][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 893.540639][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 893.540687][ T32] r4:00000000 [ 893.540754][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.540834][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 893.540892][ T32] dd20: 96ff8000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 893.540951][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 893.541018][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 893.541071][ T32] r5:800b0013 r4:80239bb0 [ 893.541113][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.541237][ T32] r4:82ac21e4 [ 893.541298][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.541388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 893.541443][ T32] r4:eaa3ddc0 [ 893.541500][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.541594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 893.541640][ T32] r4:00000000 [ 893.541698][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.541806][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 893.541867][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.541953][ T32] r5:00001000 r4:dfc17000 [ 893.542010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.542092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.542170][ T32] r5:85272f8c r4:85272c00 [ 893.542211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.542310][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.542355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.542452][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.542503][ T32] r4:85249580 [ 893.542559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.542657][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.542724][ T32] r4:00000001 [ 893.542788][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.542864][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.542923][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.542985][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.543043][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.543107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.543176][ T32] r4:85243c40 [ 893.543248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.543307][ T32] INFO: task kworker/1:594:5949 blocked for more than 470 seconds. [ 893.543382][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.543448][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.574579][ T32] task:kworker/1:594 state:D stack:0 pid:5949 tgid:5949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.574850][ T32] Workqueue: events bpf_prog_free_deferred [ 893.575006][ T32] Call trace: [ 893.575083][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.575221][ T32] r10:8291a684 r9:ec90dd84 r8:00000002 r7:60000013 r6:ec90dd8c r5:85863c00 [ 893.575293][ T32] r4:85863c00 [ 893.575358][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.575480][ T32] r5:85863c00 r4:8291a680 [ 893.575535][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.575644][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.575741][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec90de08 [ 893.575793][ T32] r4:00000000 [ 893.575839][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.575933][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.576033][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.576126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85411300 [ 893.576178][ T32] r4:00000000 [ 893.576225][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.576341][ T32] r9:83018205 r8:85863c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 893.576421][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.576535][ T32] r5:00001000 r4:ec717000 [ 893.576606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.576700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.576794][ T32] r5:8560238c r4:85602000 [ 893.576862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.576969][ T32] r7:ddde2d80 r6:83018200 r5:8560238c r4:856f4780 [ 893.577017][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.577117][ T32] r10:61c88647 r9:85863c00 r8:856f47ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.577196][ T32] r4:856f4780 [ 893.577247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.577347][ T32] r10:00000000 r9:856f4780 r8:80287e08 r7:ec921e60 r6:856f4800 r5:85863c00 [ 893.577401][ T32] r4:00000001 [ 893.577458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.577541][ T32] Exception stack(0xec90dfb0 to 0xec90dff8) [ 893.577625][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.577713][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.577779][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.577863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.577938][ T32] r4:8540b140 [ 893.579057][ T32] INFO: task kworker/1:594:5949 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 893.579147][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.579273][ T32] Workqueue: events bpf_prog_free_deferred [ 893.579387][ T32] Call trace: [ 893.579472][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 893.579582][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 893.579634][ T32] r4:00000000 ** 3 printk messages dropped ** [ 893.579885][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 12 printk messages dropped ** [ 893.580784][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 893.581684][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 893.582190][ T32] r4:85243c40 ** 2 printk messages dropped ** [ 893.582375][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.582442][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.582490][ T32] task:kworker/0:815 state:D stack:0 pid:5952 tgid:5952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.582586][ T32] Workqueue: events bpf_prog_free_deferred [ 893.582695][ T32] Call trace: [ 893.582787][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.582891][ T32] r10:8291a684 r9:ec92dd84 r8:00000002 r7:60000113 r6:ec92dd8c r5:85860c00 [ 893.582947][ T32] r4:85860c00 [ 893.582994][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.583083][ T32] r5:85860c00 r4:8291a680 [ 893.583128][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.583209][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.583300][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec92de08 [ 893.583352][ T32] r4:00000000 [ 893.583397][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.583574][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.611688][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.611867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525f7c0 [ 893.611923][ T32] r4:00000000 [ 893.611971][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.612100][ T32] r9:83018005 r8:85860c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 893.612269][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.612378][ T32] r5:00001000 r4:eb62f000 [ 893.612452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.612573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.612673][ T32] r5:8560378c r4:85603400 [ 893.612723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.612824][ T32] r7:dddced80 r6:83018000 r5:8560378c r4:856f2b80 [ 893.612891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.613000][ T32] r10:61c88647 r9:85860c00 r8:856f2bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.613075][ T32] r4:856f2b80 [ 893.613128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.613254][ T32] r10:00000000 r9:856f2b80 r8:80287e08 r7:ec8e1e60 r6:856f4900 r5:85860c00 ** 4 printk messages dropped ** [ 893.618651][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 893.620737][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 5 printk messages dropped ** [ 893.621112][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 893.621565][ T32] r4:eaa3ddc0 ** 4 printk messages dropped ** [ 893.621946][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 6 printk messages dropped ** [ 893.622484][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 4 printk messages dropped ** [ 893.622775][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 4 printk messages dropped ** [ 893.623072][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 893.642002][ T32] task:kworker/1:595 state:D stack:0 pid:5954 tgid:5954 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 893.642862][ T32] r5:858e6c00 r4:8291a680 ** 3 printk messages dropped ** [ 893.643202][ T32] r4:00000000 ** 2 printk messages dropped ** [ 893.648455][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 893.649027][ T32] r5:00001000 r4:ec747000 ** 2 printk messages dropped ** [ 893.649307][ T32] r5:8590338c r4:85903000 [ 893.649358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 893.649636][ T32] r10:61c88647 r9:858e6c00 r8:856f48ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 893.649942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 893.650178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.650248][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.650314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.650366][ T32] r4:8540b540 [ 893.651460][ T32] INFO: task kworker/1:595:5954 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 893.651547][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.651713][ T32] Workqueue: events bpf_prog_free_deferred [ 893.651823][ T32] Call trace: [ 893.651897][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 893.652008][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 893.652064][ T32] r4:00000000 [ 893.652133][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.652225][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 893.652315][ T32] dd20: 9766a000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 893.652419][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 893.652499][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 893.652578][ T32] r5:800b0013 r4:80239bb0 [ 893.652632][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.652723][ T32] r4:82ac21e4 [ 893.652770][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.652861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 893.652945][ T32] r4:eaa3ddc0 [ 893.653011][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.653106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 893.653219][ T32] r4:00000000 [ 893.653275][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.653370][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 893.653447][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.670981][ T32] r5:00001000 r4:dfc17000 [ 893.671054][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.671123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.671180][ T32] r5:85272f8c r4:85272c00 [ 893.671205][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.671253][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.671298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.671351][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.671397][ T32] r4:85249580 [ 893.671429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.671477][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.671499][ T32] r4:00000001 [ 893.671519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.671577][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.671611][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.671639][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.671669][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.671701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.671723][ T32] r4:85243c40 [ 893.671746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.671797][ T32] INFO: task kworker/1:596:5955 blocked for more than 470 seconds. [ 893.671834][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.671860][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.671881][ T32] task:kworker/1:596 state:D stack:0 pid:5955 tgid:5955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.671939][ T32] Workqueue: events bpf_prog_free_deferred [ 893.671983][ T32] Call trace: [ 893.672015][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.672066][ T32] r10:8291a684 r9:ec935d84 r8:00000002 r7:60000013 r6:ec935d8c r5:85860000 [ 893.672088][ T32] r4:85860000 [ 893.672134][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.672182][ T32] r5:85860000 r4:8291a680 [ 893.672204][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.672256][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.672350][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec935e08 [ 893.672410][ T32] r4:00000000 [ 893.672434][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.672493][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.672536][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 893.672695][ T32] r9:83018205 r8:85860000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 ** 4 printk messages dropped ** [ 893.672884][ T32] r5:85903b8c r4:85903800 [ 893.672911][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.672962][ T32] r7:ddde2d80 r6:83018200 r5:85903b8c r4:856f4a00 [ 893.672983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.673055][ T32] r10:61c88647 r9:85860000 r8:856f4a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.673104][ T32] r4:856f4a00 [ 893.673126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.673211][ T32] r10:00000000 r9:856f4a00 r8:80287e08 r7:ec931e60 r6:856f4a80 r5:85860000 [ 893.673244][ T32] r4:00000001 [ 893.673264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.673300][ T32] Exception stack(0xec935fb0 to 0xec935ff8) [ 893.673327][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 893.673368][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.673399][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.673436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.673459][ T32] r4:8540b540 [ 893.686849][ T32] INFO: task kworker/1:596:5955 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 893.686988][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.687064][ T32] Workqueue: events bpf_prog_free_deferred [ 893.687145][ T32] Call trace: [ 893.687183][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 893.687253][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 893.687280][ T32] r4:00000000 [ 893.687302][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.687368][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 893.687402][ T32] dd20: 97c32000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 893.687436][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 893.687463][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 893.687488][ T32] r5:800b0013 r4:80239bb0 [ 893.687509][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.687551][ T32] r4:82ac21e4 [ 893.687572][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.687627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 893.687658][ T32] r4:eaa3ddc0 [ 893.687685][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.687729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 893.687751][ T32] r4:00000000 [ 893.687771][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.687816][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 893.687839][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.687881][ T32] r5:00001000 r4:dfc17000 [ 893.687901][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.687939][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.687982][ T32] r5:85272f8c r4:85272c00 [ 893.688002][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.688081][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.688108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.688176][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.688203][ T32] r4:85249580 [ 893.688230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.688279][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.688326][ T32] r4:00000001 [ 893.688373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.688417][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.688447][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.688475][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.688500][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.688529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.688572][ T32] r4:85243c40 [ 893.688599][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.688628][ T32] INFO: task kworker/0:816:5957 blocked for more than 470 seconds. [ 893.688683][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.688713][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.688734][ T32] task:kworker/0:816 state:D stack:0 pid:5957 tgid:5957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.688793][ T32] Workqueue: events bpf_prog_free_deferred [ 893.688864][ T32] Call trace: [ 893.688926][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.688998][ T32] r10:8291a684 r9:ec929d84 r8:00000002 r7:60000013 r6:ec929d8c r5:85948000 [ 893.689024][ T32] r4:85948000 [ 893.689071][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.689117][ T32] r5:85948000 r4:8291a680 [ 893.689179][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 893.689363][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 893.689807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.689853][ T32] r5:8560338c r4:85603000 [ 893.689875][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 893.690096][ T32] r4:856f2c00 ** 5 printk messages dropped ** [ 893.690319][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 893.690966][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 893.691170][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 893.691194][ T32] r4:00000000 [ 893.691213][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.691257][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 893.691287][ T32] dd20: 97c32000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 893.691318][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 893.691344][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 893.691367][ T32] r5:800b0013 r4:80239bb0 [ 893.691422][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.691475][ T32] r4:82ac21e4 [ 893.691523][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.691570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 893.691593][ T32] r4:eaa3ddc0 [ 893.691613][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.691677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 893.691826][ T32] r4:00000000 [ 893.691850][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.691896][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 893.691918][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.691960][ T32] r5:00001000 r4:dfc17000 [ 893.691980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.692019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.692059][ T32] r5:85272f8c r4:85272c00 [ 893.692079][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.692124][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.692174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.692250][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.692283][ T32] r4:85249580 [ 893.692329][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.692395][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.692451][ T32] r4:00000001 [ 893.692480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.692542][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.692621][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.692658][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.692686][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.692742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.692773][ T32] r4:85243c40 [ 893.692796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.692846][ T32] INFO: task kworker/1:597:5958 blocked for more than 470 seconds. [ 893.692877][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.692901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.692936][ T32] task:kworker/1:597 state:D stack:0 pid:5958 tgid:5958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.693031][ T32] Workqueue: events bpf_prog_free_deferred [ 893.693076][ T32] Call trace: [ 893.693136][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.693249][ T32] r10:8291a684 r9:ec925d84 r8:00000002 r7:60000113 r6:ec925d8c r5:85948c00 [ 893.693287][ T32] r4:85948c00 [ 893.693310][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.693355][ T32] r5:85948c00 r4:8291a680 [ 893.693375][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.693423][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.714141][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec925e08 [ 893.714239][ T32] r4:00000000 [ 893.714266][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.714325][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.714365][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.714416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540ba80 [ 893.714440][ T32] r4:00000000 [ 893.714474][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.714527][ T32] r9:83018205 r8:85948c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 893.714567][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.714620][ T32] r5:00001000 r4:ec759000 [ 893.714643][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.714684][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.714750][ T32] r5:8590378c r4:85903400 [ 893.714776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.714825][ T32] r7:ddde2d80 r6:83018200 r5:8590378c r4:856f4b80 [ 893.714847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.714895][ T32] r10:61c88647 r9:85948c00 r8:856f4bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.714916][ T32] r4:856f4b80 [ 893.714937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.714982][ T32] r10:00000000 r9:856f4b80 r8:80287e08 r7:ec935e60 r6:856f4c00 r5:85948c00 [ 893.715027][ T32] r4:00000001 [ 893.715064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.715146][ T32] Exception stack(0xec925fb0 to 0xec925ff8) [ 893.715190][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 893.715221][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.715247][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.715281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.715303][ T32] r4:8540bbc0 [ 893.715951][ T32] INFO: task kworker/1:597:5958 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 893.715989][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.716057][ T32] Workqueue: events bpf_prog_free_deferred [ 893.716104][ T32] Call trace: [ 893.716175][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 893.716233][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 893.716258][ T32] r4:00000000 [ 893.716278][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.716317][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 893.716345][ T32] dd20: 97fd4000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 893.716374][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 893.716401][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 893.716431][ T32] r5:800b0013 r4:80239bb0 [ 893.716451][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.716490][ T32] r4:82ac21e4 [ 893.716536][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.716582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 893.716606][ T32] r4:eaa3ddc0 [ 893.716640][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.716717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 893.716742][ T32] r4:00000000 [ 893.716761][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.716805][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 893.716825][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.716866][ T32] r5:00001000 r4:dfc17000 [ 893.716887][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.716928][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.716970][ T32] r5:85272f8c r4:85272c00 [ 893.716990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.717097][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.717151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.717246][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.717269][ T32] r4:85249580 [ 893.717289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.717335][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.717358][ T32] r4:00000001 [ 893.717377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.717429][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.717459][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.717487][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.717513][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.717543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.717566][ T32] r4:85243c40 [ 893.717587][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.717616][ T32] INFO: task kworker/1:598:5961 blocked for more than 470 seconds. [ 893.717648][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.717673][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.717706][ T32] task:kworker/1:598 state:D stack:0 pid:5961 tgid:5961 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.717773][ T32] Workqueue: events bpf_prog_free_deferred [ 893.717818][ T32] Call trace: [ 893.717862][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.717911][ T32] r10:8291a684 r9:ec939d84 r8:00000002 r7:60000113 r6:ec939d8c r5:85949800 [ 893.717935][ T32] r4:85949800 [ 893.717981][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.718027][ T32] r5:85949800 r4:8291a680 ** 1 printk messages dropped ** [ 893.718088][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 893.718416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540bf40 ** 4 printk messages dropped ** [ 893.718724][ T32] r5:00001000 r4:ec789000 ** 2 printk messages dropped ** [ 893.718888][ T32] r5:8590c38c r4:8590c000 [ 893.718911][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.718955][ T32] r7:ddde2d80 r6:83018200 r5:8590c38c r4:856f4c80 [ 893.718979][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 893.719179][ T32] r4:00000001 ** 4 printk messages dropped ** [ 893.719338][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 893.719967][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 893.720271][ T32] dd20: 97fd4000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 10 printk messages dropped ** [ 893.720753][ T32] r4:00000000 ** 2 printk messages dropped ** [ 893.720838][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 893.721043][ T32] r5:85272f8c r4:85272c00 [ 893.721063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.721158][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.721218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.721271][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.721293][ T32] r4:85249580 [ 893.721313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.721417][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.721471][ T32] r4:00000001 [ 893.721515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.721591][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.721641][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.721671][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.721714][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.721748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.721770][ T32] r4:85243c40 [ 893.721792][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.721819][ T32] INFO: task kworker/1:599:5962 blocked for more than 470 seconds. [ 893.721858][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.721887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.721909][ T32] task:kworker/1:599 state:D stack:0 pid:5962 tgid:5962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.721955][ T32] Workqueue: events bpf_prog_free_deferred [ 893.722038][ T32] Call trace: [ 893.722071][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.722118][ T32] r10:8291a684 r9:ec93dd84 r8:00000002 r7:60000013 r6:ec93dd8c r5:8594a400 [ 893.722141][ T32] r4:8594a400 [ 893.722172][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.722219][ T32] r5:8594a400 r4:8291a680 [ 893.722252][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.722308][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.722363][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec93de08 [ 893.722388][ T32] r4:00000000 [ 893.722417][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.722470][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.722509][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.722574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540bd40 [ 893.722599][ T32] r4:00000000 [ 893.722644][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.722690][ T32] r9:83018205 r8:8594a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 893.722737][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.722785][ T32] r5:00001000 r4:ec775000 [ 893.722806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.722861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.722905][ T32] r5:85903f8c r4:85903c00 [ 893.722926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.722971][ T32] r7:ddde2d80 r6:83018200 r5:85903f8c r4:856f4d80 [ 893.723002][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.723077][ T32] r10:61c88647 r9:8594a400 r8:856f4dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.723103][ T32] r4:856f4d80 [ 893.723123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.723192][ T32] r10:00000000 r9:856f4d80 r8:80287e08 r7:ec939e60 r6:856f4e00 r5:8594a400 [ 893.723218][ T32] r4:00000001 [ 893.723238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.723272][ T32] Exception stack(0xec93dfb0 to 0xec93dff8) [ 893.723298][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.723331][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.723360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.723390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.723421][ T32] r4:8540bc00 [ 893.744948][ T32] INFO: task kworker/1:599:5962 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 893.745124][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.745249][ T32] Workqueue: events bpf_prog_free_deferred [ 893.745355][ T32] Call trace: [ 893.745398][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 893.745471][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 893.745498][ T32] r4:00000000 [ 893.745520][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.745562][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 893.745593][ T32] dd20: 9834f000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 893.745647][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 893.745700][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 893.745728][ T32] r5:800b0013 r4:80239bb0 [ 893.745749][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 893.745902][ T32] r4:eaa3ddc0 ** 4 printk messages dropped ** [ 893.746128][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 6 printk messages dropped ** [ 893.746472][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 4 printk messages dropped ** [ 893.746644][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 14 printk messages dropped ** [ 893.747220][ T32] Call trace: ** 7 printk messages dropped ** [ 893.747582][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec941e08 ** 7 printk messages dropped ** [ 893.747887][ T32] r9:83018205 r8:8594b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 ** 4 printk messages dropped ** [ 893.748147][ T32] r5:8590c78c r4:8590c400 [ 893.748187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 893.748302][ T32] r10:61c88647 r9:8594b000 r8:856f4eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 893.748588][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 893.749651][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 893.750026][ T32] r4:82ac21e4 [ 893.750076][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.750120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 893.750143][ T32] r4:eaa3ddc0 [ 893.750195][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.750265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 893.750291][ T32] r4:00000000 [ 893.750311][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.750356][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 893.750378][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.750424][ T32] r5:00001000 r4:dfc17000 [ 893.750445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.750508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.750555][ T32] r5:85272f8c r4:85272c00 [ 893.750575][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.750621][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.750645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.750711][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.750747][ T32] r4:85249580 [ 893.750782][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.750832][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.750871][ T32] r4:00000001 [ 893.750919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.750982][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.751011][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.751042][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.751068][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.751123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.751150][ T32] r4:85243c40 [ 893.751172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.751198][ T32] INFO: task kworker/1:601:5968 blocked for more than 470 seconds. [ 893.751249][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.751276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.751324][ T32] task:kworker/1:601 state:D stack:0 pid:5968 tgid:5968 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.751430][ T32] Workqueue: events bpf_prog_free_deferred [ 893.751549][ T32] Call trace: [ 893.751610][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.751661][ T32] r10:8291a684 r9:ec949d84 r8:00000002 r7:60000013 r6:ec949d8c r5:8594bc00 [ 893.751708][ T32] r4:8594bc00 [ 893.751760][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.751808][ T32] r5:8594bc00 r4:8291a680 [ 893.751858][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.751900][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.751943][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec949e08 [ 893.751996][ T32] r4:00000000 [ 893.752052][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.752128][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.752173][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.752280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fd000 [ 893.752308][ T32] r4:00000000 [ 893.752327][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.752370][ T32] r9:83018205 r8:8594bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 893.752392][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.752439][ T32] r5:00001000 r4:ec7a9000 [ 893.752458][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.752496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.752537][ T32] r5:8590cb8c r4:8590c800 [ 893.752558][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.752603][ T32] r7:ddde2d80 r6:83018200 r5:8590cb8c r4:856f4f80 [ 893.752647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.752700][ T32] r10:61c88647 r9:8594bc00 r8:856f4fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.752725][ T32] r4:856f4f80 [ 893.752744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.752801][ T32] r10:00000000 r9:856f4f80 r8:80287e08 r7:ec941e60 r6:8532a000 r5:8594bc00 ** 5 printk messages dropped ** [ 893.753056][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 893.774433][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 893.774905][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 893.775134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 6 printk messages dropped ** [ 893.775437][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 893.775899][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 5 printk messages dropped ** [ 893.776075][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 893.776364][ T32] Call trace: ** 6 printk messages dropped ** [ 893.776679][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 893.777027][ T32] r4:00000000 ** 3 printk messages dropped ** [ 893.777251][ T32] r5:00001000 r4:ec7cb000 ** 2 printk messages dropped ** [ 893.777386][ T32] r5:8590d38c r4:8590d000 [ 893.777415][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 893.777617][ T32] r4:8532a080 ** 6 printk messages dropped ** [ 893.777875][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 893.778908][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 893.779253][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 893.779424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 893.779447][ T32] r4:00000000 [ 893.779467][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.779510][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 893.779532][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.779573][ T32] r5:00001000 r4:dfc17000 [ 893.779593][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.779632][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.779674][ T32] r5:85272f8c r4:85272c00 [ 893.779710][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.779784][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.779816][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.779863][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.779886][ T32] r4:85249580 [ 893.779929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.780003][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.780041][ T32] r4:00000001 [ 893.780070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.780106][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.780149][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.780210][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.780245][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.780277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.780300][ T32] r4:85243c40 [ 893.780319][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.780344][ T32] INFO: task kworker/1:603:5971 blocked for more than 470 seconds. [ 893.780371][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.780394][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.780420][ T32] task:kworker/1:603 state:D stack:0 pid:5971 tgid:5971 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.780466][ T32] Workqueue: events bpf_prog_free_deferred [ 893.780592][ T32] Call trace: [ 893.780683][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.780734][ T32] r10:8291a684 r9:ec94dd84 r8:00000002 r7:60000113 r6:ec94dd8c r5:8594d400 [ 893.780760][ T32] r4:8594d400 [ 893.780780][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.780822][ T32] r5:8594d400 r4:8291a680 [ 893.780861][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.780955][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.781011][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec94de08 [ 893.781035][ T32] r4:00000000 [ 893.781107][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.781240][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.781308][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.781370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fd1c0 [ 893.781395][ T32] r4:00000000 [ 893.781420][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.781467][ T32] r9:83018205 r8:8594d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 893.781489][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.781530][ T32] r5:00001000 r4:ec7bf000 [ 893.781549][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.781600][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.781645][ T32] r5:8590cf8c r4:8590cc00 [ 893.781665][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.781727][ T32] r7:ddde2d80 r6:83018200 r5:8590cf8c r4:8532a180 [ 893.781751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.781798][ T32] r10:61c88647 r9:8594d400 r8:8532a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.781822][ T32] r4:8532a180 [ 893.781841][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.781985][ T32] r10:00000000 r9:8532a180 r8:80287e08 r7:ec945e60 r6:8532a200 r5:8594d400 [ 893.782011][ T32] r4:00000001 [ 893.782036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.782073][ T32] Exception stack(0xec94dfb0 to 0xec94dff8) [ 893.782112][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.782145][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.782176][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.782205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.782227][ T32] r4:853fd4c0 [ 893.782597][ T32] INFO: task kworker/1:603:5971 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 893.782655][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.782741][ T32] Workqueue: events bpf_prog_free_deferred [ 893.782827][ T32] Call trace: [ 893.782857][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 893.782909][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 893.782933][ T32] r4:00000000 [ 893.782952][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.782990][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 893.783043][ T32] dd20: 984a2000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 893.783077][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 893.783101][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 893.783124][ T32] r5:800b0013 r4:80239bb0 [ 893.783159][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.783211][ T32] r4:82ac21e4 [ 893.783232][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.783287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 893.783312][ T32] r4:eaa3ddc0 [ 893.783332][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.783414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 893.783523][ T32] r4:00000000 [ 893.814148][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.814255][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 893.814282][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.814331][ T32] r5:00001000 r4:dfc17000 [ 893.814355][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.814411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.814500][ T32] r5:85272f8c r4:85272c00 [ 893.814538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.814615][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.814641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.814717][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.814743][ T32] r4:85249580 [ 893.814770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.814820][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.814843][ T32] r4:00000001 [ 893.814864][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.814902][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.814947][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.814980][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.815019][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.815052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.815075][ T32] r4:85243c40 [ 893.815099][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.815129][ T32] INFO: task kworker/1:604:5973 blocked for more than 470 seconds. [ 893.815166][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.815193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.815215][ T32] task:kworker/1:604 state:D stack:0 pid:5973 tgid:5973 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.815319][ T32] Workqueue: events bpf_prog_free_deferred [ 893.815392][ T32] Call trace: [ 893.815434][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.815487][ T32] r10:8291a684 r9:ec951d84 r8:00000002 r7:60000013 r6:ec951d8c r5:8594e000 [ 893.815511][ T32] r4:8594e000 [ 893.815544][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.815602][ T32] r5:8594e000 r4:8291a680 [ 893.815625][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.815664][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.815707][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec951e08 [ 893.815741][ T32] r4:00000000 [ 893.815764][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.815801][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.815847][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.815894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fd9c0 [ 893.815919][ T32] r4:00000000 [ 893.815960][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.816007][ T32] r9:83018205 r8:8594e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 893.816028][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.816080][ T32] r5:00001000 r4:ec969000 [ 893.816102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.816152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.816198][ T32] r5:8590e38c r4:8590e000 [ 893.816218][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.816264][ T32] r7:ddde2d80 r6:83018200 r5:8590e38c r4:8532a280 [ 893.816307][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.816357][ T32] r10:61c88647 r9:8594e000 r8:8532a2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.816407][ T32] r4:8532a280 [ 893.816432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.816477][ T32] r10:00000000 r9:8532a280 r8:80287e08 r7:ec945e60 r6:8532a300 r5:8594e000 [ 893.816499][ T32] r4:00000001 [ 893.816543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.816607][ T32] Exception stack(0xec951fb0 to 0xec951ff8) [ 893.816648][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.816680][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.816726][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.816758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.816804][ T32] r4:853fd340 [ 893.817470][ T32] INFO: task kworker/1:604:5973 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 893.817509][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.817566][ T32] Workqueue: events bpf_prog_free_deferred [ 893.817610][ T32] Call trace: [ 893.817639][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 893.817690][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 893.817714][ T32] r4:00000000 [ 893.817734][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.817772][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 893.817801][ T32] dd20: 98b6b000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 893.817830][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 893.817854][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 893.817905][ T32] r5:800b0013 r4:80239bb0 [ 893.817930][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.817971][ T32] r4:82ac21e4 [ 893.817991][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.818059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 893.818084][ T32] r4:eaa3ddc0 [ 893.818105][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.818146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 893.818168][ T32] r4:00000000 [ 893.818212][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.818264][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 893.818311][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.818380][ T32] r5:00001000 r4:dfc17000 [ 893.818409][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.818451][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.818529][ T32] r5:85272f8c r4:85272c00 [ 893.818554][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.818600][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.818646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.818697][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.818720][ T32] r4:85249580 [ 893.818740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.818786][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.818808][ T32] r4:00000001 [ 893.818827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.818877][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.818918][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.818961][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.818989][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.819018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.819056][ T32] r4:85243c40 [ 893.819114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.819167][ T32] INFO: task kworker/1:605:5975 blocked for more than 470 seconds. [ 893.819195][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.819242][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.819291][ T32] task:kworker/1:605 state:D stack:0 pid:5975 tgid:5975 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.819341][ T32] Workqueue: events bpf_prog_free_deferred [ 893.819418][ T32] Call trace: [ 893.819528][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.819580][ T32] r10:8291a684 r9:ec955d84 r8:00000002 r7:60000113 r6:ec955d8c r5:8594ec00 [ 893.819602][ T32] r4:8594ec00 [ 893.819646][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.819692][ T32] r5:8594ec00 r4:8291a680 [ 893.819714][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.819752][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.819792][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec955e08 [ 893.819814][ T32] r4:00000000 [ 893.819832][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.819891][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.819955][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.819998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fd540 [ 893.820032][ T32] r4:00000000 [ 893.820097][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.820151][ T32] r9:83018205 r8:8594ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 893.820177][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.820219][ T32] r5:00001000 r4:ec7dd000 [ 893.820286][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.820379][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.820430][ T32] r5:8590d78c r4:8590d400 [ 893.820475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.820524][ T32] r7:ddde2d80 r6:83018200 r5:8590d78c r4:8532a380 [ 893.820544][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.820590][ T32] r10:61c88647 r9:8594ec00 r8:8532a3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.820612][ T32] r4:8532a380 [ 893.820657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.820706][ T32] r10:00000000 r9:8532a380 r8:80287e08 r7:ec951e60 r6:8532a400 r5:8594ec00 [ 893.820728][ T32] r4:00000001 [ 893.820747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.820787][ T32] Exception stack(0xec955fb0 to 0xec955ff8) [ 893.820881][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 893.820947][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.820989][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.821022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.821044][ T32] r4:853fd680 [ 893.821423][ T32] INFO: task kworker/1:605:5975 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 893.821477][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.821542][ T32] Workqueue: events bpf_prog_free_deferred [ 893.821602][ T32] Call trace: [ 893.821649][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 893.821701][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 893.821723][ T32] r4:00000000 [ 893.821758][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.821800][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 893.821828][ T32] dd20: 98b6b000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 893.821856][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 893.821880][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 893.821905][ T32] r5:800b0013 r4:80239bb0 [ 893.821950][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.821993][ T32] r4:82ac21e4 [ 893.822013][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.822080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 893.822106][ T32] r4:eaa3ddc0 [ 893.822131][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.822177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 893.822225][ T32] r4:00000000 [ 893.822250][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.822326][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 893.822360][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.822403][ T32] r5:00001000 r4:dfc17000 [ 893.822430][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.822484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.822531][ T32] r5:85272f8c r4:85272c00 [ 893.822582][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.822635][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.822657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.822703][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.822725][ T32] r4:85249580 [ 893.822744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.822789][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.822811][ T32] r4:00000001 [ 893.822830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.822864][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.822890][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.822920][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.822947][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.822976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.822997][ T32] r4:85243c40 [ 893.823017][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.823043][ T32] INFO: task kworker/1:606:5976 blocked for more than 470 seconds. [ 893.823068][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.823091][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.823112][ T32] task:kworker/1:606 state:D stack:0 pid:5976 tgid:5976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.823219][ T32] Workqueue: events bpf_prog_free_deferred [ 893.823336][ T32] Call trace: [ 893.823416][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.845662][ T32] r10:8291a684 r9:ec95dd84 r8:00000002 r7:60000113 r6:ec95dd8c r5:85868000 [ 893.845756][ T32] r4:85868000 [ 893.845782][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.845848][ T32] r5:85868000 r4:8291a680 [ 893.845870][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.845914][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.845955][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec95de08 [ 893.845978][ T32] r4:00000000 [ 893.846016][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.846056][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.846094][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.846135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fd6c0 [ 893.846181][ T32] r4:00000000 [ 893.846205][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.846253][ T32] r9:83018205 r8:85868000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 893.846277][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.846322][ T32] r5:00001000 r4:ec7e9000 [ 893.846342][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.846409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.846457][ T32] r5:8590db8c r4:8590d800 [ 893.846478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.846525][ T32] r7:ddde2d80 r6:83018200 r5:8590db8c r4:8532a480 [ 893.846558][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.846624][ T32] r10:61c88647 r9:85868000 r8:8532a4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.846649][ T32] r4:8532a480 [ 893.846670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.846716][ T32] r10:00000000 r9:8532a480 r8:80287e08 r7:ec951e60 r6:8532a500 r5:85868000 [ 893.846738][ T32] r4:00000001 [ 893.846758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.846794][ T32] Exception stack(0xec95dfb0 to 0xec95dff8) [ 893.846836][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.846868][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.846894][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.846946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.846991][ T32] r4:853fd800 [ 893.847633][ T32] INFO: task kworker/1:606:5976 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 893.847674][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.847758][ T32] Workqueue: events bpf_prog_free_deferred [ 893.847817][ T32] Call trace: [ 893.847849][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 893.847899][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 893.847973][ T32] r4:00000000 [ 893.848001][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.848041][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 893.848083][ T32] dd20: 98ee2000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 893.848117][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 893.848144][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 893.848180][ T32] r5:800b0013 r4:80239bb0 [ 893.848240][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.848287][ T32] r4:82ac21e4 [ 893.848320][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.848390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 893.848422][ T32] r4:eaa3ddc0 [ 893.848443][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.848484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 893.848506][ T32] r4:00000000 [ 893.848525][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.848568][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 893.848590][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.848632][ T32] r5:00001000 r4:dfc17000 [ 893.848680][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.848725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.848768][ T32] r5:85272f8c r4:85272c00 [ 893.848788][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.848833][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.848853][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.848900][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.848922][ T32] r4:85249580 [ 893.848956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.849028][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.849054][ T32] r4:00000001 [ 893.849074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.849109][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.849136][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.849163][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.849206][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.849235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.849261][ T32] r4:85243c40 [ 893.849309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.849344][ T32] INFO: task kworker/1:607:5978 blocked for more than 470 seconds. [ 893.849378][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.849442][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.849467][ T32] task:kworker/1:607 state:D stack:0 pid:5978 tgid:5978 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.849539][ T32] Workqueue: events bpf_prog_free_deferred [ 893.849584][ T32] Call trace: [ 893.849643][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.849721][ T32] r10:8291a684 r9:ec96dd84 r8:00000002 r7:60000013 r6:ec96dd8c r5:85941800 ** 5 printk messages dropped ** [ 893.849929][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec96de08 ** 5 printk messages dropped ** [ 893.850190][ T32] r4:00000000 ** 5 printk messages dropped ** [ 893.850417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.850473][ T32] r5:8590df8c r4:8590dc00 [ 893.850493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.850555][ T32] r7:ddde2d80 r6:83018200 r5:8590df8c r4:8532a580 ** 1 printk messages dropped ** [ 893.850681][ T32] r10:61c88647 r9:85941800 r8:8532a5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 893.850875][ T32] Exception stack(0xec96dfb0 to 0xec96dff8) ** 4 printk messages dropped ** [ 893.851061][ T32] r4:853fda00 ** 5 printk messages dropped ** [ 893.851701][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 5 printk messages dropped ** [ 893.851934][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 893.852156][ T32] r4:eaa3ddc0 ** 5 printk messages dropped ** [ 893.852320][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 893.852714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 893.852891][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 893.853275][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 893.876262][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 893.876532][ T32] r4:00000000 ** 1 printk messages dropped ** [ 893.876599][ T32] r9:83018205 r8:85943c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 ** 4 printk messages dropped ** [ 893.876798][ T32] r5:8590e78c r4:8590e400 [ 893.876822][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.876884][ T32] r7:ddde2d80 r6:83018200 r5:8590e78c r4:8532a600 [ 893.876919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.876966][ T32] r10:61c88647 r9:85943c00 r8:8532a62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.877004][ T32] r4:8532a600 [ 893.877040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.877092][ T32] r10:00000000 r9:8532a600 r8:80287e08 r7:ec951e60 r6:856f2d00 r5:85943c00 [ 893.877115][ T32] r4:00000001 [ 893.877135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.877219][ T32] Exception stack(0xec985fb0 to 0xec985ff8) [ 893.877266][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 893.877299][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.877340][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.877423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.877449][ T32] r4:853fdc80 [ 893.878053][ T32] INFO: task kworker/1:608:5981 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 893.878089][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.878192][ T32] Workqueue: events bpf_prog_free_deferred [ 893.878240][ T32] Call trace: [ 893.878304][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 893.878371][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 893.878398][ T32] r4:00000000 [ 893.878417][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.878457][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 893.878511][ T32] dd20: 99307000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 893.878545][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 893.878570][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 893.878594][ T32] r5:800b0013 r4:80239bb0 [ 893.878614][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.878655][ T32] r4:82ac21e4 [ 893.878699][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.878745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 893.878769][ T32] r4:eaa3ddc0 [ 893.878814][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.878859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 893.878882][ T32] r4:00000000 [ 893.878903][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.878973][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 893.879022][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.879090][ T32] r5:00001000 r4:dfc17000 [ 893.879113][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.879160][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.879230][ T32] r5:85272f8c r4:85272c00 [ 893.879280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.879356][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.879380][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.879427][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.879449][ T32] r4:85249580 [ 893.879511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.879561][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.879607][ T32] r4:00000001 [ 893.879641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.879681][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.879708][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.879760][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.879790][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.879820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.879866][ T32] r4:85243c40 [ 893.879896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.879937][ T32] INFO: task kworker/1:609:5983 blocked for more than 470 seconds. ** 1 printk messages dropped ** [ 893.880116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 893.880573][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 893.880818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fdd00 ** 7 printk messages dropped ** [ 893.881097][ T32] r5:8590eb8c r4:8590e800 [ 893.881116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.881203][ T32] r7:ddde2d80 r6:83018200 r5:8590eb8c r4:8532a680 [ 893.881234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.881283][ T32] r10:61c88647 r9:85940c00 r8:8532a6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.881305][ T32] r4:8532a680 [ 893.881324][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.881367][ T32] r10:00000000 r9:8532a680 r8:80287e08 r7:ec985e60 r6:856f2d80 r5:85940c00 [ 893.881389][ T32] r4:00000001 [ 893.881413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.881448][ T32] Exception stack(0xec989fb0 to 0xec989ff8) [ 893.881474][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 893.881505][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.881532][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.881576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.881603][ T32] r4:853fdc40 [ 893.881912][ T32] INFO: task kworker/1:609:5983 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 893.881945][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.882001][ T32] Workqueue: events bpf_prog_free_deferred [ 893.882072][ T32] Call trace: [ 893.882102][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 893.882168][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 893.882195][ T32] r4:00000000 [ 893.882216][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.882280][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 893.882340][ T32] dd20: 99307000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 893.882412][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 893.882443][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 893.882491][ T32] r5:800b0013 r4:80239bb0 [ 893.882515][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.882555][ T32] r4:82ac21e4 [ 893.882575][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.882632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 893.882658][ T32] r4:eaa3ddc0 [ 893.882678][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.882719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 893.882741][ T32] r4:00000000 [ 893.882785][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.882834][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 893.882880][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.882978][ T32] r5:00001000 r4:dfc17000 [ 893.883029][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.883074][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.883116][ T32] r5:85272f8c r4:85272c00 [ 893.883167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.883243][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.883268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.883316][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.883340][ T32] r4:85249580 [ 893.883384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.883463][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.883546][ T32] r4:00000001 [ 893.896291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.896364][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.896430][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.896486][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.896544][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.896601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.896629][ T32] r4:85243c40 [ 893.896670][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.896737][ T32] INFO: task kworker/1:610:5985 blocked for more than 470 seconds. [ 893.896792][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.896847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.896908][ T32] task:kworker/1:610 state:D stack:0 pid:5985 tgid:5985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.897025][ T32] Workqueue: events bpf_prog_free_deferred [ 893.897113][ T32] Call trace: [ 893.897160][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.897283][ T32] r10:8291a684 r9:ec99dd84 r8:00000002 r7:60000113 r6:ec99dd8c r5:85945400 [ 893.897340][ T32] r4:85945400 [ 893.897390][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.897453][ T32] r5:85945400 r4:8291a680 [ 893.897475][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.897575][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.897664][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec99de08 ** 3 printk messages dropped ** [ 893.897859][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 893.898509][ T32] r5:8590f38c r4:8590f000 [ 893.898543][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.898633][ T32] r7:ddde2d80 r6:83018200 r5:8590f38c r4:8532a700 ** 1 printk messages dropped ** [ 893.898753][ T32] r10:61c88647 r9:85945400 r8:8532a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 893.899210][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 893.900256][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 893.900828][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 9 printk messages dropped ** [ 893.901421][ T32] r4:00000000 ** 1 printk messages dropped ** [ 893.901570][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 893.901615][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.901705][ T32] r5:00001000 r4:dfc17000 [ 893.901754][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.901836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.901896][ T32] r5:85272f8c r4:85272c00 [ 893.901941][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.902032][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 893.902081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.902176][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.902232][ T32] r4:85249580 [ 893.902271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.902362][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.902406][ T32] r4:00000001 [ 893.902440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.902483][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.902544][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.902595][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.902626][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.902656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.902678][ T32] r4:85243c40 [ 893.902721][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.902752][ T32] INFO: task kworker/1:611:5987 blocked for more than 470 seconds. [ 893.902781][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.902805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.902826][ T32] task:kworker/1:611 state:D stack:0 pid:5987 tgid:5987 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.902898][ T32] Workqueue: events bpf_prog_free_deferred [ 893.902981][ T32] Call trace: [ 893.903044][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.903093][ T32] r10:8291a684 r9:ec9a1d84 r8:00000002 r7:60000113 r6:ec9a1d8c r5:85946000 [ 893.903137][ T32] r4:85946000 [ 893.903209][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.903309][ T32] r5:85946000 r4:8291a680 [ 893.903389][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.903448][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.903525][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a1e08 [ 893.922402][ T32] r4:00000000 [ 893.922448][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.922524][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.922596][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.922692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fde00 [ 893.922731][ T32] r4:00000000 [ 893.922753][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.922827][ T32] r9:83018205 r8:85946000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 893.922878][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.922951][ T32] r5:00001000 r4:ec993000 [ 893.922983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.923029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.923072][ T32] r5:8590ef8c r4:8590ec00 [ 893.923092][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.923139][ T32] r7:ddde2d80 r6:83018200 r5:8590ef8c r4:8532a780 [ 893.923167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.923215][ T32] r10:61c88647 r9:85946000 r8:8532a7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.923238][ T32] r4:8532a780 [ 893.923258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.923303][ T32] r10:00000000 r9:8532a780 r8:80287e08 r7:ec99de60 r6:856f2e80 r5:85946000 [ 893.923327][ T32] r4:00000001 [ 893.923347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.923384][ T32] Exception stack(0xec9a1fb0 to 0xec9a1ff8) [ 893.923441][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.923475][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.923502][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.923532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.923633][ T32] r4:853fdf00 [ 893.929718][ T32] INFO: task kworker/1:611:5987 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 893.929807][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.929890][ T32] Workqueue: events bpf_prog_free_deferred [ 893.929965][ T32] Call trace: [ 893.930002][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 893.930101][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 893.930137][ T32] r4:00000000 [ 893.930165][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.930207][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 893.930249][ T32] dd20: 996bf000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 893.930318][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 893.930373][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 893.930423][ T32] r5:800b0013 r4:80239bb0 [ 893.930450][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 893.930802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 7 printk messages dropped ** [ 893.931359][ T32] r5:85272f8c r4:85272c00 ** 5 printk messages dropped ** [ 893.931766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.931887][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 893.931955][ T32] r4:00000001 [ 893.931996][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.932096][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 893.932133][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.932202][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.932251][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.932314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.932357][ T32] r4:85243c40 [ 893.932409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.932445][ T32] INFO: task kworker/1:612:5989 blocked for more than 470 seconds. [ 893.932518][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.932580][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.932732][ T32] task:kworker/1:612 state:D stack:0 pid:5989 tgid:5989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.932884][ T32] Workqueue: events bpf_prog_free_deferred [ 893.932943][ T32] Call trace: [ 893.932984][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.933055][ T32] r10:8291a684 r9:ec9b5d84 r8:00000002 r7:60000113 r6:ec9b5d8c r5:85944800 [ 893.933082][ T32] r4:85944800 [ 893.933102][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.933204][ T32] r5:85944800 r4:8291a680 [ 893.933238][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.933314][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.933416][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b5e08 [ 893.933547][ T32] r4:00000000 [ 893.946547][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.946630][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.946709][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.946775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ae140 [ 893.946833][ T32] r4:00000000 [ 893.946858][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.946905][ T32] r9:83018205 r8:85944800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 893.946946][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.947029][ T32] r5:00001000 r4:ec9ab000 [ 893.947052][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.947126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.947181][ T32] r5:8590f78c r4:8590f400 [ 893.947232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.947325][ T32] r7:ddde2d80 r6:83018200 r5:8590f78c r4:8532a800 [ 893.947400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.947483][ T32] r10:61c88647 r9:85944800 r8:8532a82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.947540][ T32] r4:8532a800 [ 893.947565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.947643][ T32] r10:00000000 r9:8532a800 r8:80287e08 r7:ec99de60 r6:856f2f00 r5:85944800 [ 893.947768][ T32] r4:00000001 [ 893.947863][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.947914][ T32] Exception stack(0xec9b5fb0 to 0xec9b5ff8) [ 893.947973][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 893.948006][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.948034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 893.948088][ T32] r4:852ae280 ** 5 printk messages dropped ** [ 893.949183][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 5 printk messages dropped ** [ 893.949417][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 4 printk messages dropped ** [ 893.949735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 6 printk messages dropped ** [ 893.949995][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 893.950697][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 9 printk messages dropped ** [ 893.951091][ T32] INFO: task kworker/1:613:5991 blocked for more than 470 seconds. [ 893.951136][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.951173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.951222][ T32] task:kworker/1:613 state:D stack:0 pid:5991 tgid:5991 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.951294][ T32] Workqueue: events bpf_prog_free_deferred [ 893.951338][ T32] Call trace: [ 893.951369][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 893.951418][ T32] r10:8291a684 r9:ec9bdd84 r8:00000002 r7:60000013 r6:ec9bdd8c r5:85942400 [ 893.951536][ T32] r4:85942400 [ 893.951566][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 893.951612][ T32] r5:85942400 r4:8291a680 [ 893.951632][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.951700][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 893.951788][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9bde08 [ 893.951817][ T32] r4:00000000 [ 893.951838][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 893.951874][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.951981][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.952043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ae340 [ 893.952093][ T32] r4:00000000 [ 893.952126][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 893.952188][ T32] r9:83018205 r8:85942400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 893.952281][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.952375][ T32] r5:00001000 r4:ec9b1000 [ 893.952402][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.952444][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.952485][ T32] r5:8590fb8c r4:8590f800 [ 893.952542][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.952649][ T32] r7:ddde2d80 r6:83018200 r5:8590fb8c r4:8532a880 [ 893.952675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.952724][ T32] r10:61c88647 r9:85942400 r8:8532a8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.952747][ T32] r4:8532a880 [ 893.952852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.952916][ T32] r10:00000000 r9:8532a880 r8:80287e08 r7:ec9b5e60 r6:856f2f80 r5:85942400 [ 893.953065][ T32] r4:00000001 [ 893.953146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.953225][ T32] Exception stack(0xec9bdfb0 to 0xec9bdff8) [ 893.953278][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 893.953347][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 893.978637][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 5 printk messages dropped ** [ 893.978946][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 893.979364][ T32] r4:eaa3ddc0 ** 4 printk messages dropped ** [ 893.979641][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 6 printk messages dropped ** [ 893.980066][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 5 printk messages dropped ** [ 893.980499][ T32] r4:00000001 ** 4 printk messages dropped ** [ 893.980753][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 893.981129][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 893.981663][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 893.982382][ T32] r5:00001000 r4:ec9e1000 ** 2 printk messages dropped ** [ 893.982486][ T32] r5:8591478c r4:85914400 [ 893.982505][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.982577][ T32] r7:ddde2d80 r6:83018200 r5:8591478c r4:8532a900 [ 893.982627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.982681][ T32] r10:61c88647 r9:85946c00 r8:8532a92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.982705][ T32] r4:8532a900 [ 893.982725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.982771][ T32] r10:00000000 r9:8532a900 r8:80287e08 r7:ec9bde60 r6:85262000 r5:85946c00 [ 893.982793][ T32] r4:00000001 [ 893.982812][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.982871][ T32] Exception stack(0xec9c9fb0 to 0xec9c9ff8) [ 893.982911][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 893.982941][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.982968][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.982999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.983049][ T32] r4:852ae300 [ 893.983413][ T32] INFO: task kworker/1:614:5993 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 893.983453][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.003974][ T32] Workqueue: events bpf_prog_free_deferred [ 894.004050][ T32] Call trace: [ 894.004120][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.004187][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.004216][ T32] r4:00000000 [ 894.004236][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.004277][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.004325][ T32] dd20: 9a234000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.004419][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.004475][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.004504][ T32] r5:800b0013 r4:80239bb0 [ 894.004542][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.004613][ T32] r4:82ac21e4 [ 894.004636][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.004684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.004737][ T32] r4:eaa3ddc0 [ 894.004782][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.004880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.004918][ T32] r4:00000000 [ 894.004962][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.005015][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.005066][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.005120][ T32] r5:00001000 r4:dfc17000 [ 894.005142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.005228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.005273][ T32] r5:85272f8c r4:85272c00 [ 894.005293][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.005372][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.005424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.005477][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.005500][ T32] r4:85249580 [ 894.005520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.005565][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.005586][ T32] r4:00000001 [ 894.005607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 894.005739][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 894.006145][ T32] task:kworker/1:615 state:D stack:0 pid:5995 tgid:5995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.006228][ T32] Workqueue: events bpf_prog_free_deferred [ 894.006310][ T32] Call trace: [ 894.006374][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.006436][ T32] r10:8291a684 r9:ec9d5d84 r8:00000002 r7:60000013 r6:ec9d5d8c r5:85943000 [ 894.006491][ T32] r4:85943000 [ 894.006530][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.006614][ T32] r5:85943000 r4:8291a680 [ 894.006645][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.006731][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.006831][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d5e08 [ 894.006874][ T32] r4:00000000 [ 894.006898][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 894.006944][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.007037][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.007116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ae4c0 [ 894.007167][ T32] r4:00000000 [ 894.007189][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 894.007306][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 894.007589][ T32] r5:8590ff8c r4:8590fc00 [ 894.007615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 894.007785][ T32] r10:61c88647 r9:85943000 r8:8532a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 894.008287][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 894.009675][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 8 printk messages dropped ** [ 894.010088][ T32] r4:eaa3ddc0 ** 4 printk messages dropped ** [ 894.010477][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 10 printk messages dropped ** [ 894.011204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 894.011590][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 894.012278][ T32] Call trace: ** 6 printk messages dropped ** [ 894.012604][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 894.012921][ T32] r4:00000000 [ 894.012946][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.012991][ T32] r9:83018205 r8:8586a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 894.013016][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.013057][ T32] r5:00001000 r4:ec9cd000 [ 894.013102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.013159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.013235][ T32] r5:85602b8c r4:85602800 [ 894.013274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.013326][ T32] r7:ddde2d80 r6:83018200 r5:85602b8c r4:8532aa00 [ 894.013347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.013393][ T32] r10:61c88647 r9:8586a400 r8:8532aa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.013515][ T32] r4:8532aa00 [ 894.028628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.028736][ T32] r10:00000000 r9:8532aa00 r8:80287e08 r7:ec9c9e60 r6:8532aa80 r5:8586a400 [ 894.028790][ T32] r4:00000001 [ 894.028838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.028881][ T32] Exception stack(0xec991fb0 to 0xec991ff8) [ 894.028912][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.028953][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.028984][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.029013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.029060][ T32] r4:852ae100 [ 894.029781][ T32] INFO: task kworker/1:616:5996 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 894.029831][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.030001][ T32] Workqueue: events bpf_prog_free_deferred [ 894.030168][ T32] Call trace: [ 894.030227][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.030382][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.030435][ T32] r4:00000000 [ 894.030497][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.030600][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.030666][ T32] dd20: 9a234000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.030739][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.030899][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.030962][ T32] r5:800b0013 r4:80239bb0 [ 894.031033][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.031133][ T32] r4:82ac21e4 [ 894.031191][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.031277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.031345][ T32] r4:eaa3ddc0 [ 894.031391][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.031476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.031525][ T32] r4:00000000 [ 894.031563][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.031629][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.031678][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.031786][ T32] r5:00001000 r4:dfc17000 [ 894.031853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.031947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.032032][ T32] r5:85272f8c r4:85272c00 [ 894.032101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.032205][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.032246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 894.032497][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 10 printk messages dropped ** [ 894.033101][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 894.052332][ T32] r5:8586bc00 r4:8291a680 ** 1 printk messages dropped ** [ 894.052578][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.052633][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b9e08 [ 894.052657][ T32] r4:00000000 [ 894.052728][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 894.052816][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.052881][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.052935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b05d40 [ 894.052983][ T32] r4:00000000 [ 894.053007][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.053136][ T32] r9:83018205 r8:8586bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 894.053200][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.053257][ T32] r5:00001000 r4:ecbaf000 [ 894.053278][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.053318][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.053426][ T32] r5:85ae538c r4:85ae5000 [ 894.053486][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.056252][ T32] r7:ddde2d80 r6:83018200 r5:85ae538c r4:8532ab00 [ 894.056313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.056414][ T32] r10:61c88647 r9:8586bc00 r8:8532ab2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.056443][ T32] r4:8532ab00 [ 894.056465][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.056538][ T32] r10:00000000 r9:8532ab00 r8:80287e08 r7:ec9c9e60 r6:8532ab80 r5:8586bc00 [ 894.056591][ T32] r4:00000001 [ 894.056639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.056681][ T32] Exception stack(0xec9b9fb0 to 0xec9b9ff8) [ 894.056711][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 894.056740][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.056767][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.056847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.056915][ T32] r4:852ae680 [ 894.057557][ T32] INFO: task kworker/1:617:5999 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 894.057615][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.057704][ T32] Workqueue: events bpf_prog_free_deferred [ 894.057755][ T32] Call trace: [ 894.057786][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.057860][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.057907][ T32] r4:00000000 [ 894.057929][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.058012][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.058046][ T32] dd20: 9a480000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.058092][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 3 printk messages dropped ** [ 894.058340][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 894.058656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 6 printk messages dropped ** [ 894.059135][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 894.059579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 894.059880][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 894.060251][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 894.060679][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 894.060958][ T32] r4:00000000 ** 3 printk messages dropped ** [ 894.061108][ T32] r5:00001000 r4:eb3c9000 ** 2 printk messages dropped ** [ 894.061298][ T32] r5:85914b8c r4:85914800 [ 894.061347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 894.061598][ T32] r10:61c88647 r9:8586c800 r8:8532ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 894.062004][ T32] Exception stack(0xec9e5fb0 to 0xec9e5ff8) ** 4 printk messages dropped ** [ 894.062350][ T32] r4:852ae9c0 ** 2 printk messages dropped ** [ 894.062982][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 894.082121][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 3 printk messages dropped ** [ 894.082369][ T32] r4:82ac21e4 [ 894.082394][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.082442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.082492][ T32] r4:eaa3ddc0 [ 894.082537][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.082604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.082630][ T32] r4:00000000 [ 894.082652][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.082741][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.082773][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.082821][ T32] r5:00001000 r4:dfc17000 [ 894.082843][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.082882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.082958][ T32] r5:85272f8c r4:85272c00 [ 894.082986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.083036][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.083058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.083104][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.083126][ T32] r4:85249580 [ 894.083146][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.083258][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.083293][ T32] r4:00000001 [ 894.083314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.083374][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.083408][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.083530][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.094034][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.094085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.094111][ T32] r4:85243c40 [ 894.094135][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.094172][ T32] INFO: task kworker/1:619:6006 blocked for more than 471 seconds. [ 894.094242][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.094277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.094300][ T32] task:kworker/1:619 state:D stack:0 pid:6006 tgid:6006 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.094357][ T32] Workqueue: events bpf_prog_free_deferred [ 894.094416][ T32] Call trace: [ 894.094491][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.094564][ T32] r10:8291a684 r9:ec961d84 r8:00000002 r7:60000013 r6:ec961d8c r5:8586d400 [ 894.094591][ T32] r4:8586d400 [ 894.094612][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.094655][ T32] r5:8586d400 r4:8291a680 [ 894.094675][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.094751][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.094816][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec961e08 [ 894.094843][ T32] r4:00000000 [ 894.094863][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 894.094898][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.094957][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.095019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aea40 [ 894.095044][ T32] r4:00000000 [ 894.095064][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.095135][ T32] r9:83018205 r8:8586d400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 894.095167][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 894.095413][ T32] r5:85914f8c r4:85914c00 [ 894.095464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.095530][ T32] r7:ddde2d80 r6:83018200 r5:85914f8c r4:8532ad00 ** 1 printk messages dropped ** [ 894.095625][ T32] r10:61c88647 r9:8586d400 r8:8532ad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 894.095815][ T32] r4:00000001 ** 6 printk messages dropped ** [ 894.096084][ T32] r4:852ae9c0 ** 6 printk messages dropped ** [ 894.097095][ T32] r4:00000000 ** 4 printk messages dropped ** [ 894.097371][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 2 printk messages dropped ** [ 894.097505][ T32] r4:82ac21e4 [ 894.097544][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.097617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.097646][ T32] r4:eaa3ddc0 [ 894.097694][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.097753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.097776][ T32] r4:00000000 [ 894.097796][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.097843][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.097865][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.097935][ T32] r5:00001000 r4:dfc17000 [ 894.097978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.098021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.098063][ T32] r5:85272f8c r4:85272c00 [ 894.098082][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.098144][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.098202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.098267][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.098321][ T32] r4:85249580 [ 894.098352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.098427][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.098470][ T32] r4:00000001 [ 894.098491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.098527][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.098566][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.098597][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.098629][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.098693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.098744][ T32] r4:85243c40 [ 894.098781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.098810][ T32] INFO: task kworker/1:620:6007 blocked for more than 471 seconds. [ 894.098864][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.098929][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.098964][ T32] task:kworker/1:620 state:D stack:0 pid:6007 tgid:6007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.099010][ T32] Workqueue: events bpf_prog_free_deferred [ 894.099051][ T32] Call trace: [ 894.099082][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.099185][ T32] r10:8291a684 r9:ec9f1d84 r8:00000002 r7:60000113 r6:ec9f1d8c r5:8586e000 [ 894.099216][ T32] r4:8586e000 [ 894.099238][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.099281][ T32] r5:8586e000 r4:8291a680 [ 894.099323][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.099371][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.099435][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f1e08 [ 894.099484][ T32] r4:00000000 ** 2 printk messages dropped ** [ 894.099575][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 894.099973][ T32] r5:85915b8c r4:85915800 [ 894.100049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 894.100273][ T32] r10:61c88647 r9:8586e000 r8:8532ae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 894.100628][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 894.101535][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 894.101870][ T32] r4:00000000 ** 3 printk messages dropped ** [ 894.102228][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 5 printk messages dropped ** [ 894.102587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 6 printk messages dropped ** [ 894.102989][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 894.103392][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 5 printk messages dropped ** [ 894.125477][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.125583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.125632][ T32] r4:85243c40 [ 894.125667][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.125708][ T32] INFO: task kworker/1:621:6008 blocked for more than 471 seconds. [ 894.125743][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.125768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.125790][ T32] task:kworker/1:621 state:D stack:0 pid:6008 tgid:6008 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.125871][ T32] Workqueue: events bpf_prog_free_deferred [ 894.126008][ T32] Call trace: [ 894.126072][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.126184][ T32] r10:8291a684 r9:ec9f5d84 r8:00000002 r7:60000113 r6:ec9f5d8c r5:8586ec00 [ 894.126217][ T32] r4:8586ec00 [ 894.126238][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.126282][ T32] r5:8586ec00 r4:8291a680 [ 894.126303][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.126368][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.126446][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f5e08 [ 894.126513][ T32] r4:00000000 [ 894.126540][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 894.126577][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.126618][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.126660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85267d80 [ 894.126709][ T32] r4:00000000 [ 894.126734][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.126806][ T32] r9:83018205 r8:8586ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 894.126836][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.126905][ T32] r5:00001000 r4:ec889000 [ 894.126982][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.127029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.127072][ T32] r5:8591538c r4:85915000 [ 894.127093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.127164][ T32] r7:ddde2d80 r6:83018200 r5:8591538c r4:8532af00 [ 894.127216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.127270][ T32] r10:61c88647 r9:8586ec00 r8:8532af2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.127325][ T32] r4:8532af00 [ 894.127352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.127400][ T32] r10:00000000 r9:8532af00 r8:80287e08 r7:ec9f1e60 r6:8532af80 r5:8586ec00 ** 1 printk messages dropped ** [ 894.127555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 894.127821][ T32] r4:852ae9c0 ** 5 printk messages dropped ** [ 894.128749][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 894.129125][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 894.129273][ T32] r4:eaa3ddc0 ** 4 printk messages dropped ** [ 894.129532][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 7 printk messages dropped ** [ 894.129891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 894.130180][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 2 printk messages dropped ** [ 894.130316][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 894.130590][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 894.130983][ T32] r4:85869800 ** 3 printk messages dropped ** [ 894.131152][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 894.131435][ T32] r4:00000000 ** 6 printk messages dropped ** [ 894.131841][ T32] r5:85603b8c r4:85603800 [ 894.131870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.131927][ T32] r7:dddced80 r6:83018000 r5:85603b8c r4:85262100 [ 894.131988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.132049][ T32] r10:61c88647 r9:85869800 r8:8526212c r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.132104][ T32] r4:85262100 [ 894.132142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.132234][ T32] r10:00000000 r9:85262100 r8:80287e08 r7:ec92de60 r6:85255000 r5:85869800 [ 894.132299][ T32] r4:00000001 [ 894.132347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.132413][ T32] Exception stack(0xec9fdfb0 to 0xec9fdff8) [ 894.132470][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.132517][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.132586][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.132638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.132690][ T32] r4:8525f900 [ 894.132987][ T32] INFO: task kworker/0:817:6010 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 894.133037][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.133133][ T32] Workqueue: events bpf_prog_free_deferred [ 894.133223][ T32] Call trace: [ 894.133305][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.133394][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.133462][ T32] r4:00000000 [ 894.164013][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.164206][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.164280][ T32] dd20: 9afbd000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.164358][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.164437][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.164495][ T32] r5:800b0013 r4:80239bb0 [ 894.164564][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.164627][ T32] r4:82ac21e4 [ 894.164706][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.164799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.164842][ T32] r4:eaa3ddc0 [ 894.164885][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.164979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.165055][ T32] r4:00000000 [ 894.165092][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.165142][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.165219][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.165308][ T32] r5:00001000 r4:dfc17000 [ 894.165350][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.165418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.165508][ T32] r5:85272f8c r4:85272c00 [ 894.165547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.165661][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.165718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.165804][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.165905][ T32] r4:85249580 [ 894.165946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.166033][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.166058][ T32] r4:00000001 [ 894.166079][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.166140][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.166177][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.166232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.166262][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.166291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.166313][ T32] r4:85243c40 [ 894.166362][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.166472][ T32] INFO: task kworker/0:818:6013 blocked for more than 471 seconds. [ 894.166536][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.166601][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.166631][ T32] task:kworker/0:818 state:D stack:0 pid:6013 tgid:6013 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.166689][ T32] Workqueue: events bpf_prog_free_deferred [ 894.166741][ T32] Call trace: [ 894.166773][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.166858][ T32] r10:8291a684 r9:eca05d84 r8:00000002 r7:60000113 r6:eca05d8c r5:85958000 [ 894.166911][ T32] r4:85958000 [ 894.166988][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.167100][ T32] r5:85958000 r4:8291a680 [ 894.167152][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.167214][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 894.167347][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 894.167792][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 894.168036][ T32] r5:85603f8c r4:85603c00 [ 894.168075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 894.168268][ T32] r10:61c88647 r9:85958000 r8:852621ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 894.168712][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 894.170209][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 5 printk messages dropped ** [ 894.170605][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 894.171014][ T32] r4:eaa3ddc0 ** 2 printk messages dropped ** [ 894.171177][ T32] r4:00000000 ** 6 printk messages dropped ** [ 894.171624][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 894.172017][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 2 printk messages dropped ** [ 894.172162][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.172228][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.172298][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.172358][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.172401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.172426][ T32] r4:85243c40 [ 894.172477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.172533][ T32] INFO: task kworker/0:819:6014 blocked for more than 471 seconds. [ 894.172586][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.172612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.172634][ T32] task:kworker/0:819 state:D stack:0 pid:6014 tgid:6014 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.172682][ T32] Workqueue: events bpf_prog_free_deferred [ 894.172724][ T32] Call trace: [ 894.172814][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.172867][ T32] r10:8291a684 r9:eca09d84 r8:00000002 r7:60000113 r6:eca09d8c r5:85958c00 [ 894.172892][ T32] r4:85958c00 [ 894.172912][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.172956][ T32] r5:85958c00 r4:8291a680 [ 894.172976][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.173033][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.173093][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca09e08 [ 894.173118][ T32] r4:00000000 [ 894.173139][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 894.173212][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.173254][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.173305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525fbc0 [ 894.173356][ T32] r4:00000000 [ 894.173384][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.173433][ T32] r9:83018005 r8:85958c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 894.173455][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.173556][ T32] r5:00001000 r4:eb89f000 [ 894.183389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.183469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.190084][ T32] r5:84acf38c r4:84acf000 [ 894.190186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.190291][ T32] r7:dddced80 r6:83018000 r5:84acf38c r4:85262200 [ 894.190340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.190439][ T32] r10:61c88647 r9:85958c00 r8:8526222c r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.190482][ T32] r4:85262200 [ 894.190510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.190605][ T32] r10:00000000 r9:85262200 r8:80287e08 r7:eca05e60 r6:85255100 r5:85958c00 [ 894.190654][ T32] r4:00000001 [ 894.190697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.190747][ T32] Exception stack(0xeca09fb0 to 0xeca09ff8) [ 894.190802][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 894.190860][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.190936][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.190990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.191044][ T32] r4:8525f9c0 [ 894.191954][ T32] INFO: task kworker/0:819:6014 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 894.192002][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.192126][ T32] Workqueue: events bpf_prog_free_deferred [ 894.192227][ T32] Call trace: [ 894.192262][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.192392][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.192425][ T32] r4:00000000 [ 894.192447][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.192487][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.192521][ T32] dd20: 9afbd000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.192589][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.192625][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.192650][ T32] r5:800b0013 r4:80239bb0 [ 894.192676][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.192719][ T32] r4:82ac21e4 [ 894.192764][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.192811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.192839][ T32] r4:eaa3ddc0 [ 894.192862][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.192903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.192949][ T32] r4:00000000 [ 894.192973][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.193021][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.193126][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.193267][ T32] r5:00001000 r4:dfc17000 [ 894.193295][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.193339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.193475][ T32] r5:85272f8c r4:85272c00 [ 894.206071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.206238][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.206342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.206428][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.206482][ T32] r4:85249580 [ 894.206534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.206609][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.206649][ T32] r4:00000001 [ 894.206701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.206800][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.206873][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.206924][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.206997][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.207054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.207105][ T32] r4:85243c40 [ 894.207140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 894.207328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 894.207450][ T32] Workqueue: events bpf_prog_free_deferred [ 894.207556][ T32] Call trace: [ 894.207647][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.207737][ T32] r10:8291a684 r9:eca0dd84 r8:00000002 r7:60000013 r6:eca0dd8c r5:85959800 [ 894.207791][ T32] r4:85959800 [ 894.207858][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.207924][ T32] r5:85959800 r4:8291a680 [ 894.207950][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.208056][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.208191][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca0de08 [ 894.208226][ T32] r4:00000000 [ 894.208250][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 894.208360][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.208448][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.208518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525fdc0 [ 894.208546][ T32] r4:00000000 [ 894.208596][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.208675][ T32] r9:83018005 r8:85959800 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 894.208703][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.208765][ T32] r5:00001000 r4:ec231000 [ 894.208790][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.208863][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.208914][ T32] r5:8591c38c r4:8591c000 [ 894.208950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.209023][ T32] r7:dddced80 r6:83018000 r5:8591c38c r4:85262280 [ 894.209047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.209116][ T32] r10:61c88647 r9:85959800 r8:852622ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.209162][ T32] r4:85262280 [ 894.209236][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.209367][ T32] r10:00000000 r9:85262280 r8:80287e08 r7:eca09e60 r6:85255180 r5:85959800 [ 894.209433][ T32] r4:00000001 [ 894.209470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.209589][ T32] Exception stack(0xeca0dfb0 to 0xeca0dff8) [ 894.209674][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.209743][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.209801][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.209848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.209875][ T32] r4:8525f9c0 [ 894.210589][ T32] INFO: task kworker/0:820:6016 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 894.210633][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.210741][ T32] Workqueue: events bpf_prog_free_deferred [ 894.210841][ T32] Call trace: [ 894.210882][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.210974][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.211019][ T32] r4:00000000 [ 894.211068][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.211128][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.211189][ T32] dd20: 9b494000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.211265][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.211325][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.211363][ T32] r5:800b0013 r4:80239bb0 [ 894.211396][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.211478][ T32] r4:82ac21e4 [ 894.211519][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.211651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.211708][ T32] r4:eaa3ddc0 [ 894.211749][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.211835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.211864][ T32] r4:00000000 [ 894.211920][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.212009][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.212058][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.212117][ T32] r5:00001000 r4:dfc17000 [ 894.212143][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.212233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.212344][ T32] r5:85272f8c r4:85272c00 [ 894.212379][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.212439][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.212463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.212543][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.212579][ T32] r4:85249580 [ 894.212603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.212675][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.212714][ T32] r4:00000001 [ 894.212761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 894.212895][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 894.213143][ T32] INFO: task kworker/0:821:6018 blocked for more than 471 seconds. ** 3 printk messages dropped ** [ 894.213418][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 894.237085][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 894.237397][ T32] r4:00000000 ** 1 printk messages dropped ** [ 894.237530][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 894.237857][ T32] r9:83018005 r8:8595bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 ** 4 printk messages dropped ** [ 894.238597][ T32] r5:8591c78c r4:8591c400 [ 894.238664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.238747][ T32] r7:dddced80 r6:83018000 r5:8591c78c r4:85262300 ** 2 printk messages dropped ** [ 894.239033][ T32] r4:85262300 ** 3 printk messages dropped ** [ 894.239272][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 894.239533][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.239569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.239604][ T32] r4:8525fd80 [ 894.240389][ T32] INFO: task kworker/0:821:6018 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 894.240472][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.240608][ T32] Workqueue: events bpf_prog_free_deferred [ 894.240674][ T32] Call trace: [ 894.240791][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.240918][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.240986][ T32] r4:00000000 [ 894.241062][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.241151][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.241253][ T32] dd20: 9b992000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.241332][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.241401][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.241441][ T32] r5:800b0013 r4:80239bb0 [ 894.241463][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.241549][ T32] r4:82ac21e4 [ 894.241590][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.241678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.241711][ T32] r4:eaa3ddc0 [ 894.241742][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.241827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.241891][ T32] r4:00000000 [ 894.241960][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.242090][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.242248][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.242347][ T32] r5:00001000 r4:dfc17000 [ 894.242383][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.242430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.242489][ T32] r5:85272f8c r4:85272c00 [ 894.242536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.242626][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.242652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.242703][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.242776][ T32] r4:85249580 [ 894.242815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.242864][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.242887][ T32] r4:00000001 [ 894.242906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.242942][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.242969][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.243017][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.243074][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.243104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.243127][ T32] r4:85243c40 [ 894.243156][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.243210][ T32] INFO: task kworker/0:822:6020 blocked for more than 471 seconds. [ 894.243259][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.243289][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.243311][ T32] task:kworker/0:822 state:D stack:0 pid:6020 tgid:6020 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.243359][ T32] Workqueue: events bpf_prog_free_deferred [ 894.243427][ T32] Call trace: [ 894.252698][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.252816][ T32] r10:8291a684 r9:eca1dd84 r8:00000002 r7:60000113 r6:eca1dd8c r5:8595a400 [ 894.252854][ T32] r4:8595a400 [ 894.252877][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.252925][ T32] r5:8595a400 r4:8291a680 [ 894.252945][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.252998][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.253078][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca1de08 [ 894.253105][ T32] r4:00000000 [ 894.253128][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 894.253224][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.253273][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.253359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525ff40 [ 894.253414][ T32] r4:00000000 [ 894.253444][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.253979][ T32] r9:83018005 r8:8595a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 894.254017][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.254115][ T32] r5:00001000 r4:ec295000 [ 894.254139][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.254205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.254254][ T32] r5:8591cb8c r4:8591c800 [ 894.254290][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.254373][ T32] r7:dddced80 r6:83018000 r5:8591cb8c r4:85262380 [ 894.254400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.254451][ T32] r10:61c88647 r9:8595a400 r8:852623ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.254474][ T32] r4:85262380 [ 894.254493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.254549][ T32] r10:00000000 r9:85262380 r8:80287e08 r7:eca19e60 r6:85255280 r5:8595a400 [ 894.254600][ T32] r4:00000001 [ 894.254624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.254663][ T32] Exception stack(0xeca1dfb0 to 0xeca1dff8) [ 894.254692][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.254721][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.254749][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.254785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.254832][ T32] r4:8525f9c0 [ 894.255536][ T32] INFO: task kworker/0:822:6020 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 894.255595][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.255670][ T32] Workqueue: events bpf_prog_free_deferred [ 894.255750][ T32] Call trace: [ 894.255830][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.255889][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.255915][ T32] r4:00000000 [ 894.255936][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.256013][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.256046][ T32] dd20: 9b992000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.256076][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.256102][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.256152][ T32] r5:800b0013 r4:80239bb0 [ 894.256179][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.256254][ T32] r4:82ac21e4 [ 894.256308][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 894.256377][ T32] r4:eaa3ddc0 ** 4 printk messages dropped ** [ 894.256673][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 7 printk messages dropped ** [ 894.257073][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 894.257321][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.257344][ T32] r4:00000001 [ 894.257363][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.257433][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.257475][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.257505][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.257556][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.257612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.257676][ T32] r4:85243c40 [ 894.257719][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.257815][ T32] INFO: task kworker/0:823:6022 blocked for more than 471 seconds. [ 894.257862][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.257918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.257944][ T32] task:kworker/0:823 state:D stack:0 pid:6022 tgid:6022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.258026][ T32] Workqueue: events bpf_prog_free_deferred [ 894.258132][ T32] Call trace: [ 894.258190][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.258243][ T32] r10:8291a684 r9:eca25d84 r8:00000002 r7:60000113 r6:eca25d8c r5:8595b000 [ 894.258268][ T32] r4:8595b000 [ 894.258301][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.258350][ T32] r5:8595b000 r4:8291a680 [ 894.258399][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.258471][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.258520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca25e08 [ 894.258544][ T32] r4:00000000 [ 894.258591][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 894.258664][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.258702][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.258768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525fa80 [ 894.258808][ T32] r4:00000000 [ 894.258829][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.258889][ T32] r9:83018005 r8:8595b000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 894.258952][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.259035][ T32] r5:00001000 r4:ec3f7000 [ 894.259073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.259136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.259220][ T32] r5:8591cf8c r4:8591cc00 [ 894.259279][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.259350][ T32] r7:dddced80 r6:83018000 r5:8591cf8c r4:85262400 [ 894.259422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.259546][ T32] r10:61c88647 r9:8595b000 r8:8526242c r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.259610][ T32] r4:85262400 [ 894.259676][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.259793][ T32] r10:00000000 r9:85262400 r8:80287e08 r7:eca1de60 r6:85255300 r5:8595b000 [ 894.259838][ T32] r4:00000001 [ 894.259877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.259980][ T32] Exception stack(0xeca25fb0 to 0xeca25ff8) [ 894.260042][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 894.260128][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 894.261020][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 894.261330][ T32] r4:00000000 ** 3 printk messages dropped ** [ 894.261628][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 6 printk messages dropped ** [ 894.262194][ T32] r4:eaa3ddc0 ** 2 printk messages dropped ** [ 894.262393][ T32] r4:00000000 ** 2 printk messages dropped ** [ 894.262642][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 894.263445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 894.298288][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 2 printk messages dropped ** [ 894.298474][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 894.298783][ T32] task:kworker/0:824 state:D stack:0 pid:6025 tgid:6025 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 894.299360][ T32] r5:8595c800 r4:8291a680 ** 3 printk messages dropped ** [ 894.299489][ T32] r4:00000000 ** 2 printk messages dropped ** [ 894.299579][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 894.299826][ T32] r5:00001000 r4:ec419000 ** 2 printk messages dropped ** [ 894.299992][ T32] r5:8591d38c r4:8591d000 [ 894.300013][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.300060][ T32] r7:dddced80 r6:83018000 r5:8591d38c r4:85262480 ** 1 printk messages dropped ** [ 894.300128][ T32] r10:61c88647 r9:8595c800 r8:852624ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 894.300431][ T32] Exception stack(0xeca31fb0 to 0xeca31ff8) ** 4 printk messages dropped ** [ 894.300656][ T32] r4:8525f6c0 ** 5 printk messages dropped ** [ 894.301884][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 4 printk messages dropped ** [ 894.302045][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.302076][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.302130][ T32] r5:800b0013 r4:80239bb0 [ 894.302162][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.302264][ T32] r4:82ac21e4 [ 894.302343][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.302407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.302432][ T32] r4:eaa3ddc0 [ 894.302452][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.302492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.302515][ T32] r4:00000000 [ 894.302564][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.302616][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.302639][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.302709][ T32] r5:00001000 r4:dfc17000 [ 894.302741][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.302783][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.302825][ T32] r5:85272f8c r4:85272c00 [ 894.302870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.302922][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.302953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.303026][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.303081][ T32] r4:85249580 [ 894.303131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.303187][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.303211][ T32] r4:00000001 [ 894.303230][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.303308][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.303363][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.303429][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.303548][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.314644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.314748][ T32] r4:85243c40 [ 894.314803][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.314838][ T32] INFO: task kworker/0:825:6026 blocked for more than 471 seconds. [ 894.314874][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.314918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.314947][ T32] task:kworker/0:825 state:D stack:0 pid:6026 tgid:6026 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.315090][ T32] Workqueue: events bpf_prog_free_deferred [ 894.315164][ T32] Call trace: [ 894.315198][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.315283][ T32] r10:8291a684 r9:ec9edd84 r8:00000002 r7:60000013 r6:ec9edd8c r5:8593d400 [ 894.315363][ T32] r4:8593d400 [ 894.315388][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.315438][ T32] r5:8593d400 r4:8291a680 [ 894.315458][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.315546][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.315593][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ede08 [ 894.315650][ T32] r4:00000000 [ 894.315674][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 894.315710][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.315749][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.315791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aef80 [ 894.315813][ T32] r4:00000000 [ 894.315833][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.315879][ T32] r9:83018005 r8:8593d400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 894.315987][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.316033][ T32] r5:00001000 r4:ec43b000 [ 894.316054][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.316094][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.316136][ T32] r5:8591d78c r4:8591d400 [ 894.316255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.316307][ T32] r7:dddced80 r6:83018000 r5:8591d78c r4:85262500 [ 894.316328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.316374][ T32] r10:61c88647 r9:8593d400 r8:8526252c r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.316400][ T32] r4:85262500 [ 894.316421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.316581][ T32] r10:00000000 r9:85262500 r8:80287e08 r7:eca31e60 r6:85262580 r5:8593d400 [ 894.316608][ T32] r4:00000001 [ 894.316650][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.316755][ T32] Exception stack(0xec9edfb0 to 0xec9edff8) [ 894.316851][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.316897][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.317031][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.317062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.317085][ T32] r4:84889ac0 ** 1 printk messages dropped ** [ 894.317796][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 894.318210][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 894.318458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 894.318834][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 3 printk messages dropped ** [ 894.318943][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 894.319156][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 894.319420][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 3 printk messages dropped ** [ 894.319607][ T32] Call trace: ** 3 printk messages dropped ** [ 894.319769][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 894.320043][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 894.320303][ T32] r5:00001000 r4:ec4ab000 ** 2 printk messages dropped ** [ 894.320436][ T32] r5:8591db8c r4:8591d800 [ 894.320460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.320506][ T32] r7:dddced80 r6:83018000 r5:8591db8c r4:85262600 [ 894.320526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.320571][ T32] r10:61c88647 r9:84998000 r8:8526262c r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.320599][ T32] r4:85262600 [ 894.320625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.320672][ T32] r10:00000000 r9:85262600 r8:80287e08 r7:ec9ede60 r6:85262680 r5:84998000 [ 894.320695][ T32] r4:00000001 [ 894.320714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.320748][ T32] Exception stack(0xeca2dfb0 to 0xeca2dff8) [ 894.320774][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.320820][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.320849][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.320942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.320967][ T32] r4:853fdc80 [ 894.321312][ T32] INFO: task kworker/0:826:6029 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 894.321350][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.321442][ T32] Workqueue: events bpf_prog_free_deferred [ 894.321496][ T32] Call trace: [ 894.321553][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.321613][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.321664][ T32] r4:00000000 [ 894.321719][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.321762][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.321791][ T32] dd20: 9c054000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.321820][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.321845][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.321893][ T32] r5:800b0013 r4:80239bb0 [ 894.321919][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.321976][ T32] r4:82ac21e4 [ 894.322058][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.322110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.322199][ T32] r4:eaa3ddc0 [ 894.322276][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.322321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.322369][ T32] r4:00000000 [ 894.322418][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.322467][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.322491][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.322533][ T32] r5:00001000 r4:dfc17000 [ 894.322580][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.322624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.322665][ T32] r5:85272f8c r4:85272c00 [ 894.322686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.322757][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.322782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.322829][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.322852][ T32] r4:85249580 [ 894.322871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.322938][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.322965][ T32] r4:00000001 [ 894.322985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.323058][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.323165][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.323222][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.323280][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.323399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.323524][ T32] r4:85243c40 [ 894.351676][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.351746][ T32] INFO: task kworker/0:827:6031 blocked for more than 471 seconds. [ 894.351785][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.351811][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.351834][ T32] task:kworker/0:827 state:D stack:0 pid:6031 tgid:6031 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.352028][ T32] Workqueue: events bpf_prog_free_deferred [ 894.352097][ T32] Call trace: [ 894.352132][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.352200][ T32] r10:8291a684 r9:eca39d84 r8:00000002 r7:60000113 r6:eca39d8c r5:8595e000 [ 894.352224][ T32] r4:8595e000 [ 894.352245][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.352287][ T32] r5:8595e000 r4:8291a680 [ 894.352308][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.352346][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.352388][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca39e08 [ 894.352441][ T32] r4:00000000 [ 894.352464][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 894.352500][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.352538][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.352579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a9040 [ 894.352602][ T32] r4:00000000 [ 894.352621][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.352666][ T32] r9:83018005 r8:8595e000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 894.352688][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.352730][ T32] r5:00001000 r4:ec4df000 [ 894.352766][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.352810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.352915][ T32] r5:8591df8c r4:8591dc00 [ 894.352941][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.352990][ T32] r7:dddced80 r6:83018000 r5:8591df8c r4:85262700 [ 894.353011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.353057][ T32] r10:61c88647 r9:8595e000 r8:8526272c r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.353326][ T32] r4:85262700 [ 894.353355][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.353404][ T32] r10:00000000 r9:85262700 r8:80287e08 r7:eca2de60 r6:85255400 r5:8595e000 [ 894.353456][ T32] r4:00000001 [ 894.353577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.366753][ T32] Exception stack(0xeca39fb0 to 0xeca39ff8) [ 894.366815][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 894.366846][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.366873][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.366909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.366933][ T32] r4:852a9140 [ 894.367581][ T32] INFO: task kworker/0:827:6031 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 894.367620][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.367689][ T32] Workqueue: events bpf_prog_free_deferred [ 894.367749][ T32] Call trace: [ 894.367783][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.367838][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.367862][ T32] r4:00000000 [ 894.367945][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.368007][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.368040][ T32] dd20: 9c779000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.368331][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.368547][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.368575][ T32] r5:800b0013 r4:80239bb0 [ 894.368666][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.368713][ T32] r4:82ac21e4 [ 894.368733][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.368777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.368966][ T32] r4:eaa3ddc0 [ 894.368991][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.369033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.369057][ T32] r4:00000000 [ 894.369078][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.369123][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.369150][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.369401][ T32] r5:00001000 r4:dfc17000 [ 894.369457][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.369539][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.369625][ T32] r5:85272f8c r4:85272c00 [ 894.369689][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.369819][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.369939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.370038][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.370084][ T32] r4:85249580 [ 894.370193][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.370333][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.370389][ T32] r4:00000001 [ 894.370437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.370545][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.370629][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.370696][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.370758][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.370825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.370878][ T32] r4:85243c40 [ 894.370965][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.371090][ T32] INFO: task kworker/0:828:6032 blocked for more than 471 seconds. ** 3 printk messages dropped ** [ 894.371380][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 894.371850][ T32] r5:8595d400 r4:8291a680 ** 2 printk messages dropped ** [ 894.371954][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca3de08 ** 5 printk messages dropped ** [ 894.372177][ T32] r4:00000000 ** 2 printk messages dropped ** [ 894.372261][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 894.372445][ T32] r5:8591e38c r4:8591e000 ** 1 printk messages dropped ** [ 894.372541][ T32] r7:dddced80 r6:83018000 r5:8591e38c r4:85262780 ** 1 printk messages dropped ** [ 894.372622][ T32] r10:61c88647 r9:8595d400 r8:852627ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 894.372936][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 894.386582][ T32] r4:00000000 ** 3 printk messages dropped ** [ 894.386734][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.386766][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.386791][ T32] r5:800b0013 r4:80239bb0 [ 894.386825][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.386872][ T32] r4:82ac21e4 [ 894.386892][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.386934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.386979][ T32] r4:eaa3ddc0 [ 894.387000][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.387041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.387064][ T32] r4:00000000 [ 894.387084][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.387129][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.387155][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.387218][ T32] r5:00001000 r4:dfc17000 [ 894.387243][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.387422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.387495][ T32] r5:85272f8c r4:85272c00 [ 894.387518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.387566][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.387588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.387637][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.387659][ T32] r4:85249580 [ 894.387679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.387725][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.387748][ T32] r4:00000001 [ 894.387768][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.387803][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.387829][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.388007][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.388128][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.388206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.388240][ T32] r4:85243c40 [ 894.388266][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.388298][ T32] INFO: task kworker/0:829:6034 blocked for more than 471 seconds. [ 894.388333][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.388360][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.388383][ T32] task:kworker/0:829 state:D stack:0 pid:6034 tgid:6034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.388436][ T32] Workqueue: events bpf_prog_free_deferred [ 894.388817][ T32] Call trace: [ 894.388932][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.388985][ T32] r10:8291a684 r9:eca45d84 r8:00000002 r7:60000113 r6:eca45d8c r5:85868c00 [ 894.389009][ T32] r4:85868c00 [ 894.389052][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.389122][ T32] r5:85868c00 r4:8291a680 [ 894.389150][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.389322][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.389386][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca45e08 [ 894.389415][ T32] r4:00000000 [ 894.389435][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 894.389531][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.389571][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.389643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a92c0 [ 894.389671][ T32] r4:00000000 [ 894.389705][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.389771][ T32] r9:83018005 r8:85868c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 894.389794][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.389836][ T32] r5:00001000 r4:ec51f000 [ 894.389937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.390061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.390107][ T32] r5:8591e78c r4:8591e400 [ 894.390127][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.390179][ T32] r7:dddced80 r6:83018000 r5:8591e78c r4:85262800 [ 894.390201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.390248][ T32] r10:61c88647 r9:85868c00 r8:8526282c r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.390273][ T32] r4:85262800 [ 894.390293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.390337][ T32] r10:00000000 r9:85262800 r8:80287e08 r7:eca3de60 r6:85255500 r5:85868c00 [ 894.390359][ T32] r4:00000001 [ 894.390465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.390507][ T32] Exception stack(0xeca45fb0 to 0xeca45ff8) [ 894.390533][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 894.390763][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.390793][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.390822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.390872][ T32] r4:852a9440 [ 894.391516][ T32] INFO: task kworker/0:829:6034 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 894.391553][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.391660][ T32] Workqueue: events bpf_prog_free_deferred [ 894.391708][ T32] Call trace: [ 894.391743][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.391798][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.391827][ T32] r4:00000000 [ 894.391867][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.391941][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.391971][ T32] dd20: 9c779000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.392001][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.392027][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.392052][ T32] r5:800b0013 r4:80239bb0 ** 1 printk messages dropped ** [ 894.392189][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 894.392380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 11 printk messages dropped ** [ 894.393001][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 894.393368][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 894.416962][ T32] Call trace: ** 4 printk messages dropped ** [ 894.417549][ T32] r5:85870c00 r4:8291a680 ** 6 printk messages dropped ** [ 894.417818][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 894.418221][ T32] r5:8591eb8c r4:8591e800 [ 894.418242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 894.418453][ T32] r4:85262880 ** 7 printk messages dropped ** [ 894.418691][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 894.420046][ T32] r4:00000000 ** 3 printk messages dropped ** [ 894.420321][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 6 printk messages dropped ** [ 894.420838][ T32] r4:eaa3ddc0 ** 4 printk messages dropped ** [ 894.420985][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 8 printk messages dropped ** [ 894.421440][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 894.421549][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 9 printk messages dropped ** [ 894.421911][ T32] INFO: task kworker/0:831:6038 blocked for more than 471 seconds. ** 6 printk messages dropped ** [ 894.422216][ T32] r10:8291a684 r9:eca55d84 r8:00000002 r7:60000113 r6:eca55d8c r5:85871800 ** 10 printk messages dropped ** [ 894.422661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a9540 ** 7 printk messages dropped ** [ 894.423067][ T32] r5:8591ef8c r4:8591ec00 [ 894.423109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.423204][ T32] r7:dddced80 r6:83018000 r5:8591ef8c r4:85262900 [ 894.423231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.423305][ T32] r10:61c88647 r9:85871800 r8:8526292c r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.423350][ T32] r4:85262900 [ 894.423373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.423425][ T32] r10:00000000 r9:85262900 r8:80287e08 r7:eca51e60 r6:85255600 r5:85871800 [ 894.423494][ T32] r4:00000001 [ 894.423591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.441589][ T32] Exception stack(0xeca55fb0 to 0xeca55ff8) [ 894.441696][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 894.441769][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.441822][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.441885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.441966][ T32] r4:852a93c0 [ 894.443076][ T32] INFO: task kworker/0:831:6038 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 894.443168][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.443343][ T32] Workqueue: events bpf_prog_free_deferred [ 894.443519][ T32] Call trace: [ 894.450670][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.450796][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.450841][ T32] r4:00000000 [ 894.450881][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.450980][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.451050][ T32] dd20: 9ce69000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.451108][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.451203][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.451262][ T32] r5:800b0013 r4:80239bb0 [ 894.451302][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.451425][ T32] r4:82ac21e4 [ 894.451472][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.451560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.451601][ T32] r4:eaa3ddc0 [ 894.451638][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.451758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.451811][ T32] r4:00000000 [ 894.451851][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.451935][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.451975][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.452055][ T32] r5:00001000 r4:dfc17000 [ 894.452093][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.452172][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.452249][ T32] r5:85272f8c r4:85272c00 [ 894.452287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.452413][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.452475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.452571][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.452619][ T32] r4:85249580 [ 894.452662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.452753][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.452800][ T32] r4:00000001 [ 894.452843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.452915][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.452970][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 894.453425][ T32] INFO: task kworker/0:832:6040 blocked for more than 471 seconds. ** 4 printk messages dropped ** [ 894.467767][ T32] Call trace: ** 6 printk messages dropped ** [ 894.468047][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 894.468965][ T32] r9:83018005 r8:85873000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 4 printk messages dropped ** [ 894.469232][ T32] r5:8591fb8c r4:8591f800 [ 894.469273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.469360][ T32] r7:dddced80 r6:83018000 r5:8591fb8c r4:85262980 [ 894.469385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 894.469661][ T32] r4:85262980 ** 3 printk messages dropped ** [ 894.469842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 894.470087][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 894.470955][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 894.471266][ T32] r4:00000000 ** 1 printk messages dropped ** [ 894.471353][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 2 printk messages dropped ** [ 894.471452][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 4 printk messages dropped ** [ 894.471685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 5 printk messages dropped ** [ 894.471875][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.471900][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.471943][ T32] r5:00001000 r4:dfc17000 [ 894.471964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.472005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.472085][ T32] r5:85272f8c r4:85272c00 [ 894.472131][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.472190][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.472212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.472260][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.472282][ T32] r4:85249580 [ 894.472302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.472347][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.472369][ T32] r4:00000001 [ 894.472388][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.472426][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.472452][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.472482][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.472509][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.472538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.472560][ T32] r4:85243c40 [ 894.472589][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.472658][ T32] INFO: task kworker/0:833:6041 blocked for more than 471 seconds. [ 894.472720][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.472747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.472769][ T32] task:kworker/0:833 state:D stack:0 pid:6041 tgid:6041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.472848][ T32] Workqueue: events bpf_prog_free_deferred [ 894.472912][ T32] Call trace: [ 894.472992][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.473043][ T32] r10:8291a684 r9:eca29d84 r8:00000002 r7:60000113 r6:eca29d8c r5:84999800 [ 894.473067][ T32] r4:84999800 [ 894.473092][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.473136][ T32] r5:84999800 r4:8291a680 [ 894.473162][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.473250][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.473325][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca29e08 [ 894.473376][ T32] r4:00000000 [ 894.473437][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 894.482887][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.482993][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.483064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a9740 [ 894.483123][ T32] r4:00000000 [ 894.483178][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.483273][ T32] r9:83018005 r8:84999800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 894.483307][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.483408][ T32] r5:00001000 r4:ec80b000 [ 894.483514][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.484061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.484174][ T32] r5:8591f38c r4:8591f000 [ 894.484233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.484326][ T32] r7:dddced80 r6:83018000 r5:8591f38c r4:85262a00 [ 894.484366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.484467][ T32] r10:61c88647 r9:84999800 r8:85262a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.484512][ T32] r4:85262a00 [ 894.484552][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.484725][ T32] r10:00000000 r9:85262a00 r8:80287e08 r7:eca5de60 r6:85262a80 r5:84999800 [ 894.484843][ T32] r4:00000001 [ 894.484961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.485077][ T32] Exception stack(0xeca29fb0 to 0xeca29ff8) [ 894.485143][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 894.485233][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.485290][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.485484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.485539][ T32] r4:852a9580 [ 894.486416][ T32] INFO: task kworker/0:833:6041 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 894.486462][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.486534][ T32] Workqueue: events bpf_prog_free_deferred [ 894.486582][ T32] Call trace: [ 894.486637][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.486692][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.486717][ T32] r4:00000000 [ 894.486835][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.487043][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.487093][ T32] dd20: 9d267000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.487151][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.487181][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.487206][ T32] r5:800b0013 r4:80239bb0 [ 894.487228][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 894.487802][ T32] r4:00000000 ** 5 printk messages dropped ** [ 894.488219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 894.488914][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 8 printk messages dropped ** [ 894.489468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 894.490223][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 894.490719][ T32] r9:83018005 r8:8499a400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 894.491359][ T32] r10:61c88647 r9:8499a400 r8:85262b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 894.492099][ T32] r4:852a9840 ** 5 printk messages dropped ** [ 894.493068][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 894.527991][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 894.528164][ T32] r4:eaa3ddc0 ** 5 printk messages dropped ** [ 894.528509][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 894.529534][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.529577][ T32] r4:85249580 [ 894.529615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.529699][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.529741][ T32] r4:00000001 [ 894.529781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.529851][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.529902][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.529960][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.530153][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.530218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.530265][ T32] r4:85243c40 [ 894.530423][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.530505][ T32] INFO: task kworker/1:622:6046 blocked for more than 471 seconds. [ 894.530570][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.530618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.530659][ T32] task:kworker/1:622 state:D stack:0 pid:6046 tgid:6046 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.530764][ T32] Workqueue: events bpf_prog_free_deferred [ 894.530848][ T32] Call trace: [ 894.530906][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.531000][ T32] r10:8291a684 r9:eca61d84 r8:00000002 r7:60000113 r6:eca61d8c r5:8499bc00 [ 894.531046][ T32] r4:8499bc00 [ 894.531185][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.531294][ T32] r5:8499bc00 r4:8291a680 [ 894.531339][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.531417][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.531500][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca61e08 [ 894.531554][ T32] r4:00000000 [ 894.531596][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 894.531665][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.531732][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.531807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85267800 [ 894.531851][ T32] r4:00000000 [ 894.531889][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.531969][ T32] r9:83018205 r8:8499bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 894.532008][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.532082][ T32] r5:00001000 r4:ec89f000 [ 894.532119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.532201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.532279][ T32] r5:8591578c r4:85915400 [ 894.532323][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.532415][ T32] r7:ddde2d80 r6:83018200 r5:8591578c r4:85255700 [ 894.532494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.532590][ T32] r10:61c88647 r9:8499bc00 r8:8525572c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.532636][ T32] r4:85255700 [ 894.532676][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.532766][ T32] r10:00000000 r9:85255700 r8:80287e08 r7:ec9f1e60 r6:85262c00 r5:8499bc00 [ 894.532808][ T32] r4:00000001 [ 894.532844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.532909][ T32] Exception stack(0xeca61fb0 to 0xeca61ff8) [ 894.532957][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.533012][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.533066][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.533138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.533225][ T32] r4:85267b00 [ 894.555065][ T32] INFO: task kworker/1:622:6046 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 894.555291][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.555470][ T32] Workqueue: events bpf_prog_free_deferred [ 894.555590][ T32] Call trace: [ 894.555659][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.555771][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.555819][ T32] r4:00000000 [ 894.555865][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.555965][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.556069][ T32] dd20: 9dbbf000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.556139][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.556203][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 894.556627][ T32] r4:eaa3ddc0 ** 6 printk messages dropped ** [ 894.557137][ T32] r5:00001000 r4:dfc17000 ** 7 printk messages dropped ** [ 894.557740][ T32] r4:85249580 ** 4 printk messages dropped ** [ 894.558062][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 8 printk messages dropped ** [ 894.558667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 894.559548][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca69e08 ** 9 printk messages dropped ** [ 894.560182][ T32] r5:00001000 r4:ec8c5000 ** 2 printk messages dropped ** [ 894.560366][ T32] r5:8596438c r4:85964000 ** 1 printk messages dropped ** [ 894.560489][ T32] r7:dddced80 r6:83018000 r5:8596438c r4:85262c80 ** 7 printk messages dropped ** [ 894.560964][ T32] Exception stack(0xeca69fb0 to 0xeca69ff8) ** 7 printk messages dropped ** [ 894.562098][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 894.562669][ T32] dd20: 9dbbf000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.562733][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.562788][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.562839][ T32] r5:800b0013 r4:80239bb0 [ 894.562900][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.562988][ T32] r4:82ac21e4 [ 894.563054][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.563152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.563223][ T32] r4:eaa3ddc0 [ 894.563272][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.563358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.563405][ T32] r4:00000000 [ 894.594684][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.594969][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.595027][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.595125][ T32] r5:00001000 r4:dfc17000 [ 894.595184][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.595268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.595393][ T32] r5:85272f8c r4:85272c00 [ 894.595458][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.595555][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.595600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.595702][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.595752][ T32] r4:85249580 [ 894.595794][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.595911][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.595968][ T32] r4:00000001 [ 894.596012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.596095][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.596311][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.596388][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.596608][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.596687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.596737][ T32] r4:85243c40 [ 894.596822][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.596913][ T32] INFO: task kworker/0:836:6050 blocked for more than 471 seconds. [ 894.597018][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.597088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.597136][ T32] task:kworker/0:836 state:D stack:0 pid:6050 tgid:6050 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.597293][ T32] Workqueue: events bpf_prog_free_deferred [ 894.597396][ T32] Call trace: [ 894.597470][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.597610][ T32] r10:8291a684 r9:eca65d84 r8:00000002 r7:60000113 r6:eca65d8c r5:85870000 [ 894.597672][ T32] r4:85870000 [ 894.597718][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.597846][ T32] r5:85870000 r4:8291a680 [ 894.597898][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.597999][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.598097][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca65e08 [ 894.598155][ T32] r4:00000000 [ 894.598197][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 894.598268][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.598378][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.598477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a9ec0 [ 894.598566][ T32] r4:00000000 [ 894.598634][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.598729][ T32] r9:83018005 r8:85870000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 894.598775][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.598900][ T32] r5:00001000 r4:ec8b9000 [ 894.599010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 894.599221][ T32] r5:8591ff8c r4:8591fc00 [ 894.599266][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.599361][ T32] r7:dddced80 r6:83018000 r5:8591ff8c r4:85262d80 ** 1 printk messages dropped ** [ 894.599611][ T32] r10:61c88647 r9:85870000 r8:85262dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 894.600227][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 894.602085][ T32] r4:00000000 ** 4 printk messages dropped ** [ 894.602445][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 8 printk messages dropped ** [ 894.603077][ T32] r4:00000000 ** 3 printk messages dropped ** [ 894.603412][ T32] r5:00001000 r4:dfc17000 ** 6 printk messages dropped ** [ 894.625040][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 894.625728][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 894.626592][ T32] r10:8291a684 r9:eca6dd84 r8:00000002 r7:60000013 r6:eca6dd8c r5:85873c00 ** 8 printk messages dropped ** [ 894.627179][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 894.627928][ T32] r5:85965b8c r4:85965800 [ 894.627965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 894.628245][ T32] r4:85255800 ** 6 printk messages dropped ** [ 894.628668][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 894.630663][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 894.631537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 10 printk messages dropped ** [ 894.632413][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 894.632917][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 4 printk messages dropped ** [ 894.633376][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.633418][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.633558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.664212][ T32] r4:85243c40 [ 894.664285][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.664365][ T32] INFO: task kworker/1:624:6054 blocked for more than 471 seconds. [ 894.664457][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.664517][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.664548][ T32] task:kworker/1:624 state:D stack:0 pid:6054 tgid:6054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.664634][ T32] Workqueue: events bpf_prog_free_deferred [ 894.664698][ T32] Call trace: [ 894.664852][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.664953][ T32] r10:8291a684 r9:eca75d84 r8:00000002 r7:60000113 r6:eca75d8c r5:85875400 [ 894.664981][ T32] r4:85875400 [ 894.665081][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.665131][ T32] r5:85875400 r4:8291a680 [ 894.665231][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.665290][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.665388][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca75e08 [ 894.665420][ T32] r4:00000000 [ 894.665490][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 894.665580][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.665623][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.665665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540f440 [ 894.665689][ T32] r4:00000000 [ 894.665784][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.665836][ T32] r9:83018205 r8:85875400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 894.665885][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.665960][ T32] r5:00001000 r4:eca93000 [ 894.665984][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.666025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.666092][ T32] r5:85915f8c r4:85915c00 [ 894.666166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.666220][ T32] r7:ddde2d80 r6:83018200 r5:85915f8c r4:85255900 [ 894.666244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.666291][ T32] r10:61c88647 r9:85875400 r8:8525592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.666344][ T32] r4:85255900 [ 894.666384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.666438][ T32] r10:00000000 r9:85255900 r8:80287e08 r7:eca6de60 r6:85255980 r5:85875400 [ 894.666476][ T32] r4:00000001 [ 894.666513][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.666582][ T32] Exception stack(0xeca75fb0 to 0xeca75ff8) [ 894.666614][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 894.666643][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.666674][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.666704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.666726][ T32] r4:852676c0 [ 894.667401][ T32] INFO: task kworker/1:624:6054 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 894.667438][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.667557][ T32] Workqueue: events bpf_prog_free_deferred [ 894.667650][ T32] Call trace: [ 894.667734][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.667801][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.667828][ T32] r4:00000000 [ 894.667848][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.667888][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.667940][ T32] dd20: 9e542000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.667984][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.668037][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.668064][ T32] r5:800b0013 r4:80239bb0 [ 894.668110][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.668162][ T32] r4:82ac21e4 [ 894.668183][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.668225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.668248][ T32] r4:eaa3ddc0 [ 894.668267][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.668306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.668340][ T32] r4:00000000 [ 894.668363][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.668456][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.668481][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.668523][ T32] r5:00001000 r4:dfc17000 [ 894.668545][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.668611][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.668681][ T32] r5:85272f8c r4:85272c00 [ 894.668730][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.668785][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.668832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.668882][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.668906][ T32] r4:85249580 [ 894.668942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.669010][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.669036][ T32] r4:00000001 [ 894.669056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.669117][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.669156][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.669232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.669318][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.669384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.669437][ T32] r4:85243c40 [ 894.669462][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.669589][ T32] INFO: task kworker/0:837:6056 blocked for more than 471 seconds. [ 894.669649][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.669677][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.669699][ T32] task:kworker/0:837 state:D stack:0 pid:6056 tgid:6056 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.669913][ T32] Workqueue: events bpf_prog_free_deferred [ 894.669992][ T32] Call trace: [ 894.670046][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.670095][ T32] r10:8291a684 r9:eca81d84 r8:00000002 r7:60000013 r6:eca81d8c r5:85874800 [ 894.670156][ T32] r4:85874800 [ 894.670182][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 894.670539][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca81e08 ** 9 printk messages dropped ** [ 894.670889][ T32] r5:00001000 r4:eca7d000 ** 2 printk messages dropped ** [ 894.671051][ T32] r5:85964b8c r4:85964800 [ 894.671076][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 894.671395][ T32] r4:00000001 ** 4 printk messages dropped ** [ 894.671716][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 894.672568][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 894.672862][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 894.673084][ T32] r4:00000000 ** 6 printk messages dropped ** [ 894.673421][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 894.695140][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 894.695467][ T32] r4:85243c40 [ 894.695491][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.695522][ T32] INFO: task kworker/0:838:6058 blocked for more than 471 seconds. [ 894.695556][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.695582][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.695620][ T32] task:kworker/0:838 state:D stack:0 pid:6058 tgid:6058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.695684][ T32] Workqueue: events bpf_prog_free_deferred [ 894.695733][ T32] Call trace: [ 894.695766][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.695818][ T32] r10:8291a684 r9:eca89d84 r8:00000002 r7:60000013 r6:eca89d8c r5:85876000 [ 894.695853][ T32] r4:85876000 [ 894.695877][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.695926][ T32] r5:85876000 r4:8291a680 [ 894.695987][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.696031][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.696075][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca89e08 [ 894.696098][ T32] r4:00000000 [ 894.696117][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 894.696157][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.696201][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.696244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fde80 [ 894.696292][ T32] r4:00000000 [ 894.696359][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.696410][ T32] r9:83018005 r8:85876000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 894.696432][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.696501][ T32] r5:00001000 r4:ec8d7000 [ 894.696530][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.696572][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.696616][ T32] r5:8596478c r4:85964400 [ 894.696637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.696732][ T32] r7:dddced80 r6:83018000 r5:8596478c r4:85262e80 [ 894.696757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.696805][ T32] r10:61c88647 r9:85876000 r8:85262eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.696852][ T32] r4:85262e80 [ 894.696926][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.696974][ T32] r10:00000000 r9:85262e80 r8:80287e08 r7:eca81e60 r6:85255a80 r5:85876000 [ 894.697022][ T32] r4:00000001 [ 894.697071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.697111][ T32] Exception stack(0xeca89fb0 to 0xeca89ff8) [ 894.697138][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 894.697216][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.697248][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.697278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.697327][ T32] r4:852a9180 [ 894.697954][ T32] INFO: task kworker/0:838:6058 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 894.697990][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.698047][ T32] Workqueue: events bpf_prog_free_deferred [ 894.698116][ T32] Call trace: [ 894.698157][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.698210][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.698251][ T32] r4:00000000 [ 894.698274][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.698314][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.698342][ T32] dd20: 9e96f000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.698375][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.698402][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.698426][ T32] r5:800b0013 r4:80239bb0 [ 894.698446][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.698509][ T32] r4:82ac21e4 [ 894.698560][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.698607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.698655][ T32] r4:eaa3ddc0 [ 894.698730][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.698779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.698807][ T32] r4:00000000 [ 894.698828][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.698873][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.698896][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.698964][ T32] r5:00001000 r4:dfc17000 [ 894.698993][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.699035][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.699077][ T32] r5:85272f8c r4:85272c00 [ 894.699097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.699143][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.699172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.699220][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.699262][ T32] r4:85249580 [ 894.699303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.699441][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.699472][ T32] r4:00000001 [ 894.699492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.699562][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.699593][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.699624][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.699675][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.699737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.699791][ T32] r4:85243c40 [ 894.699828][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.699875][ T32] INFO: task kworker/0:839:6059 blocked for more than 471 seconds. [ 894.699907][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.699958][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.700010][ T32] task:kworker/0:839 state:D stack:0 pid:6059 tgid:6059 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 894.700457][ T32] r5:85872400 r4:8291a680 ** 5 printk messages dropped ** [ 894.700724][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 894.701094][ T32] r5:85964f8c r4:85964c00 [ 894.701127][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.701235][ T32] r7:dddced80 r6:83018000 r5:85964f8c r4:85262f00 ** 1 printk messages dropped ** [ 894.701362][ T32] r10:61c88647 r9:85872400 r8:85262f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 894.701811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 894.702449][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 4 printk messages dropped ** [ 894.702584][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.702627][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.702681][ T32] r5:800b0013 r4:80239bb0 [ 894.702704][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.702744][ T32] r4:82ac21e4 [ 894.702769][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.702816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.702840][ T32] r4:eaa3ddc0 [ 894.702885][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.702929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.702952][ T32] r4:00000000 [ 894.702972][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.703017][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.703065][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.703111][ T32] r5:00001000 r4:dfc17000 [ 894.703143][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.703191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.703258][ T32] r5:85272f8c r4:85272c00 [ 894.703287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.703335][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.703356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.703402][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.703430][ T32] r4:85249580 [ 894.703472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.728719][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.728814][ T32] r4:00000001 [ 894.728852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.728915][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.728968][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.729002][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.729030][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.729074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.729107][ T32] r4:85243c40 [ 894.729132][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.729218][ T32] INFO: task kworker/0:840:6064 blocked for more than 471 seconds. [ 894.729286][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.729344][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.729397][ T32] task:kworker/0:840 state:D stack:0 pid:6064 tgid:6064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.729490][ T32] Workqueue: events bpf_prog_free_deferred [ 894.729548][ T32] Call trace: [ 894.729587][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.729668][ T32] r10:8291a684 r9:eca71d84 r8:00000002 r7:60000013 r6:eca71d8c r5:85876c00 [ 894.729693][ T32] r4:85876c00 [ 894.729740][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.729788][ T32] r5:85876c00 r4:8291a680 [ 894.729814][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 894.730080][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 894.730153][ T32] r4:00000000 [ 894.730187][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.730261][ T32] r9:83018005 r8:85876c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 894.730291][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.730336][ T32] r5:00001000 r4:eca9f000 [ 894.730357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.730437][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.730483][ T32] r5:8596538c r4:85965000 [ 894.730510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.730578][ T32] r7:dddced80 r6:83018000 r5:8596538c r4:85262f80 [ 894.730604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.730675][ T32] r10:61c88647 r9:85876c00 r8:85262fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.730701][ T32] r4:85262f80 [ 894.730721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.730790][ T32] r10:00000000 r9:85262f80 r8:80287e08 r7:eca91e60 r6:85255b80 r5:85876c00 [ 894.730842][ T32] r4:00000001 [ 894.730865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.730902][ T32] Exception stack(0xeca71fb0 to 0xeca71ff8) [ 894.730930][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.730986][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.731018][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.731050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.731098][ T32] r4:85328140 [ 894.731745][ T32] INFO: task kworker/0:840:6064 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 894.731783][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.731840][ T32] Workqueue: events bpf_prog_free_deferred [ 894.731884][ T32] Call trace: [ 894.731926][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.731980][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.732003][ T32] r4:00000000 [ 894.732024][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 894.732452][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 894.732677][ T32] r4:00000000 ** 5 printk messages dropped ** [ 894.732930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 894.733348][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.733411][ T32] r4:00000001 [ 894.733520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.747130][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.747292][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.747381][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.747443][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.747516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.747570][ T32] r4:85243c40 [ 894.747623][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.747687][ T32] INFO: task kworker/0:841:6065 blocked for more than 471 seconds. [ 894.747757][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.747816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.747872][ T32] task:kworker/0:841 state:D stack:0 pid:6065 tgid:6065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.747992][ T32] Workqueue: events bpf_prog_free_deferred [ 894.748111][ T32] Call trace: [ 894.748222][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.748344][ T32] r10:8291a684 r9:ecaadd84 r8:00000002 r7:60000013 r6:ecaadd8c r5:8586b000 [ 894.748396][ T32] r4:8586b000 [ 894.748445][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.748533][ T32] r5:8586b000 r4:8291a680 ** 1 printk messages dropped ** [ 894.748700][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 894.749830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.749932][ T32] r5:8596578c r4:85965400 [ 894.749983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 894.750330][ T32] r4:852d5000 ** 7 printk messages dropped ** [ 894.750971][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 894.752845][ T32] r4:00000000 ** 7 printk messages dropped ** [ 894.753438][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 894.775039][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 14 printk messages dropped ** [ 894.776223][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 7 printk messages dropped ** [ 894.776764][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 894.777383][ T32] r4:8595ec00 ** 4 printk messages dropped ** [ 894.777721][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab5e08 ** 8 printk messages dropped ** [ 894.778302][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 894.778613][ T32] r5:85965f8c r4:85965c00 [ 894.778655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.778748][ T32] r7:dddced80 r6:83018000 r5:85965f8c r4:852d5080 [ 894.778810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.778911][ T32] r10:61c88647 r9:8595ec00 r8:852d50ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.778988][ T32] r4:852d5080 [ 894.779039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.779135][ T32] r10:00000000 r9:852d5080 r8:80287e08 r7:ecaade60 r6:85255c80 r5:8595ec00 [ 894.779195][ T32] r4:00000001 [ 894.779236][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.779312][ T32] Exception stack(0xecab5fb0 to 0xecab5ff8) [ 894.779391][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 894.779465][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.779538][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.779609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.779675][ T32] r4:85328540 [ 894.780813][ T32] INFO: task kworker/0:842:6067 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 894.780896][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.781127][ T32] Workqueue: events bpf_prog_free_deferred [ 894.781324][ T32] Call trace: [ 894.781365][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.781436][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.781482][ T32] r4:00000000 [ 894.781534][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.781611][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.781650][ T32] dd20: 9ee21000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.781686][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.781741][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.781774][ T32] r5:800b0013 r4:80239bb0 [ 894.781805][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.781854][ T32] r4:82ac21e4 [ 894.781882][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.781934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.782015][ T32] r4:eaa3ddc0 [ 894.782068][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.782119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.782184][ T32] r4:00000000 [ 894.782221][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.782309][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 1 printk messages dropped ** [ 894.782390][ T32] r5:00001000 r4:dfc17000 ** 9 printk messages dropped ** [ 894.782873][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 13 printk messages dropped ** [ 894.783401][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 894.801401][ T32] r4:00000000 ** 4 printk messages dropped ** [ 894.801646][ T32] r4:00000000 ** 6 printk messages dropped ** [ 894.802042][ T32] r5:8591678c r4:85916400 [ 894.802089][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 894.802267][ T32] r4:85255d00 ** 7 printk messages dropped ** [ 894.802623][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 894.824490][ T32] dd20: 9f6a8000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 10 printk messages dropped ** [ 894.824910][ T32] r4:00000000 ** 8 printk messages dropped ** [ 894.825402][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 9 printk messages dropped ** [ 894.825880][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 894.826565][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 11 printk messages dropped ** [ 894.827041][ T32] r9:83018205 r8:85989800 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 ** 4 printk messages dropped ** [ 894.827268][ T32] r5:8591638c r4:85916000 ** 3 printk messages dropped ** [ 894.827590][ T32] r10:61c88647 r9:85989800 r8:85255e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 894.828789][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 894.829425][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.829455][ T32] dd20: 9f6a8000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.829525][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.829555][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.829650][ T32] r5:800b0013 r4:80239bb0 [ 894.829682][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.829725][ T32] r4:82ac21e4 [ 894.829746][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.829790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.829825][ T32] r4:eaa3ddc0 [ 894.829849][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.829902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.829953][ T32] r4:00000000 [ 894.830002][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.830083][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.830143][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.830197][ T32] r5:00001000 r4:dfc17000 [ 894.830219][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.830258][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.830300][ T32] r5:85272f8c r4:85272c00 [ 894.830322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.830393][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.830418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.830484][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.830531][ T32] r4:85249580 [ 894.830578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.830637][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.830688][ T32] r4:00000001 [ 894.830711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.830747][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.830774][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.830802][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.830830][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.830860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.830901][ T32] r4:85243c40 [ 894.830955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.831013][ T32] INFO: task kworker/0:843:6072 blocked for more than 471 seconds. [ 894.831072][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.831099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.831123][ T32] task:kworker/0:843 state:D stack:0 pid:6072 tgid:6072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.831180][ T32] Workqueue: events bpf_prog_free_deferred [ 894.831309][ T32] Call trace: [ 894.831380][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.831435][ T32] r10:8291a684 r9:ecacdd84 r8:00000002 r7:60000013 r6:ecacdd8c r5:85988c00 [ 894.831460][ T32] r4:85988c00 [ 894.831480][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.831548][ T32] r5:85988c00 r4:8291a680 [ 894.831573][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.831613][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.831691][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecacde08 [ 894.831764][ T32] r4:00000000 [ 894.831830][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 894.831872][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.831908][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.831951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85328840 [ 894.831998][ T32] r4:00000000 ** 1 printk messages dropped ** [ 894.832068][ T32] r9:83018005 r8:85988c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 ** 4 printk messages dropped ** [ 894.832313][ T32] r5:8596638c r4:85966000 [ 894.832358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 894.832494][ T32] r10:61c88647 r9:85988c00 r8:852d512c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 894.833106][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 894.848625][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 894.848962][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 894.849237][ T32] r4:00000000 ** 5 printk messages dropped ** [ 894.849613][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 894.850208][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 10 printk messages dropped ** [ 894.850813][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 894.851219][ T32] r4:8598bc00 ** 4 printk messages dropped ** [ 894.851528][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecadde08 ** 8 printk messages dropped ** [ 894.851870][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 894.852220][ T32] r5:85966f8c r4:85966c00 ** 3 printk messages dropped ** [ 894.852621][ T32] r10:61c88647 r9:8598bc00 r8:852d51ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 894.852990][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.853035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.853085][ T32] r4:85328880 [ 894.874316][ T32] INFO: task kworker/0:844:6074 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 894.874489][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.874606][ T32] Workqueue: events bpf_prog_free_deferred [ 894.874740][ T32] Call trace: [ 894.874847][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.874924][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.874973][ T32] r4:00000000 [ 894.875027][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.875119][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.875208][ T32] dd20: 9f904000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.875269][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.875330][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.875372][ T32] r5:800b0013 r4:80239bb0 [ 894.875424][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.875490][ T32] r4:82ac21e4 [ 894.875570][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.875622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.875646][ T32] r4:eaa3ddc0 [ 894.875667][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.875737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.875828][ T32] r4:00000000 [ 894.875856][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.875912][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.875946][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.876039][ T32] r5:00001000 r4:dfc17000 [ 894.876080][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.876137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.876233][ T32] r5:85272f8c r4:85272c00 [ 894.876256][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.876342][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.876390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.876486][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.876536][ T32] r4:85249580 [ 894.876588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.876681][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.876743][ T32] r4:00000001 [ 894.876792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.876876][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.876935][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.876983][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.877015][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.877079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.877124][ T32] r4:85243c40 [ 894.877188][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.877254][ T32] INFO: task kworker/0:845:6075 blocked for more than 471 seconds. [ 894.877320][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.877378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.877433][ T32] task:kworker/0:845 state:D stack:0 pid:6075 tgid:6075 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.877546][ T32] Workqueue: events bpf_prog_free_deferred [ 894.877597][ T32] Call trace: [ 894.877664][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.877758][ T32] r10:8291a684 r9:ecabdd84 r8:00000002 r7:60000013 r6:ecabdd8c r5:8499c800 [ 894.877797][ T32] r4:8499c800 [ 894.877819][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.877916][ T32] r5:8499c800 r4:8291a680 [ 894.877963][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.878032][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.878094][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecabde08 [ 894.878143][ T32] r4:00000000 [ 894.878184][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 894.878259][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.878321][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.878411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85328a40 [ 894.878438][ T32] r4:00000000 [ 894.878458][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.878531][ T32] r9:83018005 r8:8499c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 894.878567][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.878636][ T32] r5:00001000 r4:ecad5000 [ 894.878658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.878729][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.878775][ T32] r5:8596678c r4:85966400 [ 894.878795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.878881][ T32] r7:dddced80 r6:83018000 r5:8596678c r4:852d5200 [ 894.878907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.878997][ T32] r10:61c88647 r9:8499c800 r8:852d522c r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.879022][ T32] r4:852d5200 [ 894.879043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.879134][ T32] r10:00000000 r9:852d5200 r8:80287e08 r7:ecadde60 r6:852d5280 r5:8499c800 [ 894.879200][ T32] r4:00000001 [ 894.879251][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.879402][ T32] Exception stack(0xecabdfb0 to 0xecabdff8) [ 894.879454][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.879487][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.879544][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.879591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.879615][ T32] r4:85328880 [ 894.880381][ T32] INFO: task kworker/0:845:6075 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 894.880448][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.880774][ T32] Workqueue: events bpf_prog_free_deferred [ 894.880857][ T32] Call trace: [ 894.880945][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.881046][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.881094][ T32] r4:00000000 [ 894.881122][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.881237][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.881289][ T32] dd20: 9f904000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.881353][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.881402][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.881438][ T32] r5:800b0013 r4:80239bb0 [ 894.881491][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.881622][ T32] r4:82ac21e4 [ 894.881658][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.881741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.881888][ T32] r4:eaa3ddc0 [ 894.882088][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.882179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.882205][ T32] r4:00000000 [ 894.882246][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.882373][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.882405][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.882565][ T32] r5:00001000 r4:dfc17000 [ 894.882600][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.882748][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.882837][ T32] r5:85272f8c r4:85272c00 [ 894.882877][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.882926][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.883166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.883227][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.883267][ T32] r4:85249580 [ 894.883313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.883364][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.883389][ T32] r4:00000001 [ 894.883450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.917496][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.917570][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.917606][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.917659][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.917735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.917765][ T32] r4:85243c40 [ 894.917823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.917867][ T32] INFO: task kworker/0:846:6078 blocked for more than 471 seconds. [ 894.917903][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.917930][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.917986][ T32] task:kworker/0:846 state:D stack:0 pid:6078 tgid:6078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.918054][ T32] Workqueue: events bpf_prog_free_deferred [ 894.918159][ T32] Call trace: [ 894.918202][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.918287][ T32] r10:8291a684 r9:ecad9d84 r8:00000002 r7:60000013 r6:ecad9d8c r5:8499b000 [ 894.918312][ T32] r4:8499b000 [ 894.918333][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.918377][ T32] r5:8499b000 r4:8291a680 [ 894.918401][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.918464][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.918552][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad9e08 [ 894.918580][ T32] r4:00000000 [ 894.918600][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 894.918636][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.918691][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.918782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85328bc0 [ 894.918810][ T32] r4:00000000 ** 2 printk messages dropped ** [ 894.918926][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 894.919134][ T32] r5:85966b8c r4:85966800 ** 3 printk messages dropped ** [ 894.919380][ T32] r10:61c88647 r9:8499b000 r8:852d532c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 894.919769][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 894.920945][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 10 printk messages dropped ** [ 894.921690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 9 printk messages dropped ** [ 894.922305][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 894.922816][ T32] r4:00000001 ** 3 printk messages dropped ** [ 894.922976][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 894.923551][ T32] Call trace: ** 3 printk messages dropped ** [ 894.932684][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 894.932793][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.932835][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb01e08 [ 894.932859][ T32] r4:00000000 [ 894.932904][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 894.932950][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.932991][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.933034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b05700 [ 894.933057][ T32] r4:00000000 [ 894.933077][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.933135][ T32] r9:83018205 r8:8499e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 894.933228][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.933285][ T32] r5:00001000 r4:ecbfb000 [ 894.933307][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.933347][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.933405][ T32] r5:8591738c r4:85917000 [ 894.933497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.948157][ T32] r7:ddde2d80 r6:83018200 r5:8591738c r4:8571a000 [ 894.948245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.948353][ T32] r10:61c88647 r9:8499e000 r8:8571a02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.948403][ T32] r4:8571a000 [ 894.948450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.948534][ T32] r10:00000000 r9:8571a000 r8:80287e08 r7:eca85e60 r6:852d5400 r5:8499e000 [ 894.948560][ T32] r4:00000001 [ 894.948612][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.948689][ T32] Exception stack(0xecb01fb0 to 0xecb01ff8) [ 894.948753][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.948796][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.948844][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.948911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.948959][ T32] r4:8540fcc0 [ 894.949851][ T32] INFO: task kworker/1:627:6080 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 894.949916][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.950028][ T32] Workqueue: events bpf_prog_free_deferred [ 894.950111][ T32] Call trace: [ 894.950169][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.950348][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.950406][ T32] r4:00000000 [ 894.950434][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.950496][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.950555][ T32] dd20: a024c000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.950620][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.950673][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.950745][ T32] r5:800b0013 r4:80239bb0 [ 894.950803][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.950894][ T32] r4:82ac21e4 [ 894.950930][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.951000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.951115][ T32] r4:eaa3ddc0 [ 894.951171][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.951217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.951266][ T32] r4:00000000 [ 894.951327][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.951428][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.951455][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.951535][ T32] r5:00001000 r4:dfc17000 [ 894.951578][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.951662][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.951768][ T32] r5:85272f8c r4:85272c00 [ 894.951838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.951931][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.951954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.952044][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.952093][ T32] r4:85249580 [ 894.952165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.952228][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.952288][ T32] r4:00000001 [ 894.952337][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.952390][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.952421][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.952451][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.952479][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.952526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.952574][ T32] r4:85243c40 [ 894.952625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.952659][ T32] INFO: task kworker/0:847:6083 blocked for more than 471 seconds. [ 894.952696][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.952722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.952745][ T32] task:kworker/0:847 state:D stack:0 pid:6083 tgid:6083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.952830][ T32] Workqueue: events bpf_prog_free_deferred [ 894.953036][ T32] Call trace: [ 894.953154][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.953256][ T32] r10:8291a684 r9:ecafdd84 r8:00000002 r7:60000113 r6:ecafdd8c r5:84998c00 [ 894.953304][ T32] r4:84998c00 [ 894.953356][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.953406][ T32] r5:84998c00 r4:8291a680 [ 894.953426][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.953465][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.953578][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecafde08 [ 894.962898][ T32] r4:00000000 [ 894.962949][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 894.963043][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.963086][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.963132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85328c40 [ 894.963335][ T32] r4:00000000 [ 894.963369][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.963425][ T32] r9:83018005 r8:84998c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0e1000 [ 894.963449][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.965433][ T32] r5:00001000 r4:ecb07000 [ 894.965475][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.965534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.965613][ T32] r5:8596738c r4:85967000 [ 894.965640][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.965694][ T32] r7:dddced80 r6:83018000 r5:8596738c r4:852d5480 [ 894.965911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.965975][ T32] r10:61c88647 r9:84998c00 r8:852d54ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.966000][ T32] r4:852d5480 [ 894.966021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.966078][ T32] r10:00000000 r9:852d5480 r8:80287e08 r7:ecadde60 r6:852d5500 r5:84998c00 [ 894.966131][ T32] r4:00000001 [ 894.966169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.966211][ T32] Exception stack(0xecafdfb0 to 0xecafdff8) [ 894.966325][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.966384][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.966513][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.966550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.966604][ T32] r4:85328f00 [ 894.967452][ T32] INFO: task kworker/0:847:6083 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 894.967528][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.967714][ T32] Workqueue: events bpf_prog_free_deferred [ 894.967819][ T32] Call trace: [ 894.967894][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.968045][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.968096][ T32] r4:00000000 [ 894.968154][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.968287][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.968351][ T32] dd20: a024c000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 894.968382][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 894.968452][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 894.968505][ T32] r5:800b0013 r4:80239bb0 [ 894.968555][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.968618][ T32] r4:82ac21e4 [ 894.968639][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.968724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 894.968775][ T32] r4:eaa3ddc0 [ 894.968821][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.968879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 894.968902][ T32] r4:00000000 [ 894.968952][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.969043][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 894.969087][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.969140][ T32] r5:00001000 r4:dfc17000 [ 894.969245][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.969319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.969402][ T32] r5:85272f8c r4:85272c00 [ 894.969443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.969492][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 894.969531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.969625][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.969679][ T32] r4:85249580 [ 894.969718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.969835][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 894.969929][ T32] r4:00000001 [ 894.970029][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.970130][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 894.970204][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.970258][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.970320][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.970386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.970439][ T32] r4:85243c40 [ 894.970489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.970576][ T32] INFO: task kworker/1:628:6084 blocked for more than 471 seconds. [ 894.970647][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.970708][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.970747][ T32] task:kworker/1:628 state:D stack:0 pid:6084 tgid:6084 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.970825][ T32] Workqueue: events bpf_prog_free_deferred [ 894.970915][ T32] Call trace: [ 894.971124][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 894.971239][ T32] r10:8291a684 r9:ecb11d84 r8:00000002 r7:60000113 r6:ecb11d8c r5:8499ec00 [ 894.971265][ T32] r4:8499ec00 [ 894.971291][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 894.971381][ T32] r5:8499ec00 r4:8291a680 [ 894.971430][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.971505][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 894.971578][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb11e08 [ 894.971623][ T32] r4:00000000 [ 894.971668][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 894.971729][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.971775][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.971861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857422c0 [ 894.971917][ T32] r4:00000000 [ 894.971956][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 894.972017][ T32] r9:83018205 r8:8499ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ed000 [ 894.972071][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.972170][ T32] r5:00001000 r4:ecb47000 [ 894.972210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.972255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.972332][ T32] r5:85916b8c r4:85916800 [ 894.972372][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.972430][ T32] r7:ddde2d80 r6:83018200 r5:85916b8c r4:8571a080 [ 894.972483][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.972536][ T32] r10:61c88647 r9:8499ec00 r8:8571a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.972811][ T32] r4:8571a080 [ 894.972844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.972896][ T32] r10:00000000 r9:8571a080 r8:80287e08 r7:ecb01e60 r6:852d5580 r5:8499ec00 [ 894.972920][ T32] r4:00000001 [ 894.972940][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.972975][ T32] Exception stack(0xecb11fb0 to 0xecb11ff8) [ 894.973021][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.973066][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.973093][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.973124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.973156][ T32] r4:8540ffc0 [ 894.999023][ T32] INFO: task kworker/1:628:6084 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 894.999163][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.999282][ T32] Workqueue: events bpf_prog_free_deferred [ 894.999351][ T32] Call trace: [ 894.999424][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 894.999542][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 894.999687][ T32] r4:00000000 [ 894.999737][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.999787][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 894.999919][ T32] dd20: a059d000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.000042][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.000099][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.000127][ T32] r5:800b0013 r4:80239bb0 [ 895.000155][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.000239][ T32] r4:82ac21e4 [ 895.000346][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.000417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 895.000459][ T32] r4:eaa3ddc0 [ 895.000503][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.000586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 895.000630][ T32] r4:00000000 [ 895.000656][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.000728][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 895.000958][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.001052][ T32] r5:00001000 r4:dfc17000 [ 895.001247][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.001350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.001423][ T32] r5:85272f8c r4:85272c00 [ 895.001445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.001537][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.001582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.001748][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.001803][ T32] r4:85249580 [ 895.001854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.001926][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.001984][ T32] r4:00000001 [ 895.002033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.002103][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.002403][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.002446][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.002503][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.002558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.002626][ T32] r4:85243c40 [ 895.002676][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.002709][ T32] INFO: task kworker/0:848:6086 blocked for more than 472 seconds. [ 895.002743][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.002798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.002827][ T32] task:kworker/0:848 state:D stack:0 pid:6086 tgid:6086 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.002905][ T32] Workqueue: events bpf_prog_free_deferred [ 895.002950][ T32] Call trace: [ 895.003010][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 895.003063][ T32] r10:8291a684 r9:ecae5d84 r8:00000002 r7:60000113 r6:ecae5d8c r5:858e2400 [ 895.003119][ T32] r4:858e2400 [ 895.003146][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 895.003198][ T32] r5:858e2400 r4:8291a680 [ 895.003219][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.003274][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 895.003326][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae5e08 [ 895.003351][ T32] r4:00000000 [ 895.003416][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 895.003458][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.003495][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.016488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85700040 [ 895.016589][ T32] r4:00000000 [ 895.016616][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.016726][ T32] r9:83018005 r8:858e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 [ 895.016780][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.016859][ T32] r5:00001000 r4:ecb0d000 [ 895.016884][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.016992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.017050][ T32] r5:8596778c r4:85967400 [ 895.017096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.017238][ T32] r7:dddced80 r6:83018000 r5:8596778c r4:852d5600 [ 895.017278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.017329][ T32] r10:61c88647 r9:858e2400 r8:852d562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.017353][ T32] r4:852d5600 [ 895.017384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.017482][ T32] r10:00000000 r9:852d5600 r8:80287e08 r7:ecafde60 r6:852d5680 r5:858e2400 [ 895.017509][ T32] r4:00000001 [ 895.017530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.017595][ T32] Exception stack(0xecae5fb0 to 0xecae5ff8) [ 895.017690][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 895.017733][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.017782][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.017844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.017902][ T32] r4:85328fc0 [ 895.018687][ T32] INFO: task kworker/0:848:6086 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.018957][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.019040][ T32] Workqueue: events bpf_prog_free_deferred [ 895.019213][ T32] Call trace: [ 895.019291][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.019380][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.019407][ T32] r4:00000000 [ 895.019429][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.019469][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.019497][ T32] dd20: a094a000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.019526][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.019553][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.019612][ T32] r5:800b0013 r4:80239bb0 [ 895.019639][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.019682][ T32] r4:82ac21e4 [ 895.019703][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.019829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 895.019882][ T32] r4:eaa3ddc0 [ 895.019985][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.020032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 895.020055][ T32] r4:00000000 [ 895.020102][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.020166][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 895.020189][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.020233][ T32] r5:00001000 r4:dfc17000 [ 895.020255][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.020295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.020399][ T32] r5:85272f8c r4:85272c00 [ 895.020425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.020574][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.020612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.020663][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.020687][ T32] r4:85249580 [ 895.020707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.020756][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.020800][ T32] r4:00000001 [ 895.020874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.020959][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.020992][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.021023][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.021049][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.021085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.021140][ T32] r4:85243c40 [ 895.021220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.021284][ T32] INFO: task kworker/0:849:6089 blocked for more than 472 seconds. [ 895.021345][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.021372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.021404][ T32] task:kworker/0:849 state:D stack:0 pid:6089 tgid:6089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.021747][ T32] Workqueue: events bpf_prog_free_deferred [ 895.021841][ T32] Call trace: [ 895.021891][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 895.022052][ T32] r10:8291a684 r9:ecb29d84 r8:00000002 r7:60000113 r6:ecb29d8c r5:8598c800 [ 895.022104][ T32] r4:8598c800 [ 895.022132][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 895.022212][ T32] r5:8598c800 r4:8291a680 [ 895.022254][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.022342][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 895.022408][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb29e08 [ 895.022432][ T32] r4:00000000 [ 895.022470][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 895.022547][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.022616][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.022662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85700140 [ 895.022685][ T32] r4:00000000 [ 895.022709][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.022797][ T32] r9:83018005 r8:8598c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e5000 [ 895.022828][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.022871][ T32] r5:00001000 r4:ecb1b000 [ 895.022995][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.023081][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.023129][ T32] r5:85967b8c r4:85967800 [ 895.023157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.023231][ T32] r7:dddced80 r6:83018000 r5:85967b8c r4:852d5700 [ 895.023268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.023316][ T32] r10:61c88647 r9:8598c800 r8:852d572c r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.023356][ T32] r4:852d5700 [ 895.023380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.023445][ T32] r10:00000000 r9:852d5700 r8:80287e08 r7:ecae5e60 r6:8571a100 r5:8598c800 [ 895.023550][ T32] r4:00000001 [ 895.047726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.047877][ T32] Exception stack(0xecb29fb0 to 0xecb29ff8) [ 895.047946][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 895.047981][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.048008][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.048041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.048066][ T32] r4:85700280 [ 895.048754][ T32] INFO: task kworker/0:849:6089 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.048815][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.048906][ T32] Workqueue: events bpf_prog_free_deferred [ 895.048990][ T32] Call trace: [ 895.049035][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.049136][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.049224][ T32] r4:00000000 [ 895.049248][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.049289][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.049340][ T32] dd20: a0c5a000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.049395][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.049425][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.049450][ T32] r5:800b0013 r4:80239bb0 [ 895.049515][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.049569][ T32] r4:82ac21e4 [ 895.049719][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.049769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 895.049876][ T32] r4:eaa3ddc0 [ 895.049908][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 895.050222][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 895.050708][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 11 printk messages dropped ** [ 895.052039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 895.052766][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f9e08 ** 8 printk messages dropped ** [ 895.053307][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 895.074074][ T32] r5:85967f8c r4:85967c00 ** 4 printk messages dropped ** [ 895.074518][ T32] r4:852d5780 ** 5 printk messages dropped ** [ 895.074846][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 895.076103][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 895.076712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 895.077393][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.077429][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.077507][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.077556][ T32] r4:85249580 [ 895.077596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.077707][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.077748][ T32] r4:00000001 [ 895.077806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.077884][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.077929][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.077979][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.078055][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.078119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.078187][ T32] r4:85243c40 [ 895.078214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.078316][ T32] INFO: task kworker/0:851:6092 blocked for more than 472 seconds. [ 895.078397][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.078467][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.078507][ T32] task:kworker/0:851 state:D stack:0 pid:6092 tgid:6092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.078606][ T32] Workqueue: events bpf_prog_free_deferred [ 895.078724][ T32] Call trace: [ 895.078781][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 895.078875][ T32] r10:8291a684 r9:ecb25d84 r8:00000002 r7:60000013 r6:ecb25d8c r5:850b0c00 [ 895.078939][ T32] r4:850b0c00 [ 895.078971][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 895.079041][ T32] r5:850b0c00 r4:8291a680 [ 895.079082][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.079171][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 895.079267][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb25e08 [ 895.079324][ T32] r4:00000000 [ 895.079365][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 895.079426][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.079493][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.079535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85700440 [ 895.079568][ T32] r4:00000000 ** 2 printk messages dropped ** [ 895.079742][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 895.079995][ T32] r5:8596c38c r4:8596c000 ** 3 printk messages dropped ** [ 895.080321][ T32] r10:61c88647 r9:850b0c00 r8:852d58ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 895.081533][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 895.082632][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 895.083088][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 9 printk messages dropped ** [ 895.107835][ T32] r4:85249580 ** 6 printk messages dropped ** [ 895.108111][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 895.108655][ T32] Call trace: ** 7 printk messages dropped ** [ 895.109361][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb31e08 ** 12 printk messages dropped ** [ 895.110012][ T32] r5:8596c78c r4:8596c400 ** 1 printk messages dropped ** [ 895.110176][ T32] r7:dddced80 r6:83018000 r5:8596c78c r4:852d5980 ** 10 printk messages dropped ** [ 895.110914][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 895.112727][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 18 printk messages dropped ** [ 895.136618][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 10 printk messages dropped ** [ 895.137141][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.137298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.137331][ T32] r4:85243c40 [ 895.137359][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.137393][ T32] INFO: task kworker/0:853:6096 blocked for more than 472 seconds. [ 895.137429][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.137482][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.137521][ T32] task:kworker/0:853 state:D stack:0 pid:6096 tgid:6096 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.137650][ T32] Workqueue: events bpf_prog_free_deferred [ 895.137736][ T32] Call trace: [ 895.137778][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 895.137833][ T32] r10:8291a684 r9:ecb3dd84 r8:00000002 r7:60000113 r6:ecb3dd8c r5:850b2400 [ 895.137857][ T32] r4:850b2400 [ 895.137878][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 895.137940][ T32] r5:850b2400 r4:8291a680 [ 895.137989][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.138031][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 895.138074][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb3de08 [ 895.138097][ T32] r4:00000000 [ 895.138117][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 895.138207][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.138267][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.138311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85700a00 [ 895.138334][ T32] r4:00000000 [ 895.138372][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.138458][ T32] r9:83018005 r8:850b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0f1000 [ 895.138484][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.138527][ T32] r5:00001000 r4:ecb57000 [ 895.138547][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.138586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.138647][ T32] r5:8596cf8c r4:8596cc00 [ 895.138689][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.138741][ T32] r7:dddced80 r6:83018000 r5:8596cf8c r4:852d5a80 [ 895.138764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.138812][ T32] r10:61c88647 r9:850b2400 r8:852d5aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.138834][ T32] r4:852d5a80 [ 895.138863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.138945][ T32] r10:00000000 r9:852d5a80 r8:80287e08 r7:ecb31e60 r6:852d5b00 r5:850b2400 [ 895.138972][ T32] r4:00000001 [ 895.138992][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.139029][ T32] Exception stack(0xecb3dfb0 to 0xecb3dff8) [ 895.139054][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.139085][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.139152][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.139199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.139226][ T32] r4:85700540 [ 895.139920][ T32] INFO: task kworker/0:853:6096 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.139991][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.140083][ T32] Workqueue: events bpf_prog_free_deferred [ 895.140129][ T32] Call trace: ** 4 printk messages dropped ** [ 895.140406][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 10 printk messages dropped ** [ 895.141118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 11 printk messages dropped ** [ 895.142158][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 895.142614][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 895.143143][ T32] Call trace: ** 6 printk messages dropped ** [ 895.155940][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 895.156876][ T32] r5:8596cb8c r4:8596c800 ** 3 printk messages dropped ** [ 895.157058][ T32] r10:61c88647 r9:850b4800 r8:852d5bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 895.158685][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 895.159215][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 895.159438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 895.159461][ T32] r4:00000000 [ 895.159482][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.159526][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 895.159603][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.159655][ T32] r5:00001000 r4:dfc17000 [ 895.159696][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.159776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.159878][ T32] r5:85272f8c r4:85272c00 [ 895.159931][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.159983][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.160022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.160089][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.160143][ T32] r4:85249580 [ 895.160175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.160225][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.160272][ T32] r4:00000001 [ 895.160296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.160361][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.160400][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.160432][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.160485][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 895.160817][ T32] task:kworker/1:629 state:D stack:0 pid:6100 tgid:6100 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 895.161490][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb45e08 ** 7 printk messages dropped ** [ 895.162011][ T32] r9:83018205 r8:8598e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 ** 4 printk messages dropped ** [ 895.162396][ T32] r5:85916f8c r4:85916c00 [ 895.162424][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 895.162643][ T32] r10:61c88647 r9:8598e000 r8:8571a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 895.162966][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 895.162994][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.163020][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.163049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.163092][ T32] r4:85742280 [ 895.163554][ T32] INFO: task kworker/1:629:6100 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.183156][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.183305][ T32] Workqueue: events bpf_prog_free_deferred [ 895.183417][ T32] Call trace: [ 895.183457][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.184122][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.184203][ T32] r4:00000000 [ 895.184269][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.184378][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.184434][ T32] dd20: a18b5000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.184480][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.184540][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.184646][ T32] r5:800b0013 r4:80239bb0 [ 895.184682][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.184785][ T32] r4:82ac21e4 [ 895.184833][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.184918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 895.184945][ T32] r4:eaa3ddc0 [ 895.184970][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.185054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 895.185138][ T32] r4:00000000 [ 895.185226][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.185320][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 895.185399][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.185466][ T32] r5:00001000 r4:dfc17000 [ 895.185490][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.185577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.185667][ T32] r5:85272f8c r4:85272c00 [ 895.185732][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.185824][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.185869][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.185962][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.185988][ T32] r4:85249580 [ 895.186011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.186104][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.186188][ T32] r4:00000001 [ 895.186227][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.186283][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.186344][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.186400][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.186459][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.186502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.186527][ T32] r4:85243c40 [ 895.186567][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.186649][ T32] INFO: task kworker/0:855:6103 blocked for more than 472 seconds. [ 895.186747][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.186809][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 895.186990][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 895.187648][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb6de08 ** 9 printk messages dropped ** [ 895.188324][ T32] r5:00001000 r4:ecb6f000 ** 2 printk messages dropped ** [ 895.188539][ T32] r5:8596d78c r4:8596d400 [ 895.188571][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.188680][ T32] r7:dddced80 r6:83018000 r5:8596d78c r4:852d5c80 [ 895.188719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.188814][ T32] r10:61c88647 r9:8598d400 r8:852d5cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.188842][ T32] r4:852d5c80 [ 895.188863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.188948][ T32] r10:00000000 r9:852d5c80 r8:80287e08 r7:ecb3de60 r6:8571a280 r5:8598d400 [ 895.188997][ T32] r4:00000001 [ 895.189039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.189118][ T32] Exception stack(0xecb6dfb0 to 0xecb6dff8) [ 895.189206][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.189262][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.189325][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.189369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.189392][ T32] r4:857009c0 [ 895.190182][ T32] INFO: task kworker/0:855:6103 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.190243][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.190337][ T32] Workqueue: events bpf_prog_free_deferred [ 895.190530][ T32] Call trace: [ 895.190613][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.190689][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.190721][ T32] r4:00000000 [ 895.190770][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.190837][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.190901][ T32] dd20: a18b5000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.190947][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.190986][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.191040][ T32] r5:800b0013 r4:80239bb0 [ 895.191104][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.191193][ T32] r4:82ac21e4 [ 895.191216][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.191299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 895.191345][ T32] r4:eaa3ddc0 [ 895.191398][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.191473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 895.191496][ T32] r4:00000000 ** 1 printk messages dropped ** [ 895.191632][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 8 printk messages dropped ** [ 895.192279][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 895.192659][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 4 printk messages dropped ** [ 895.192869][ T32] r4:85243c40 ** 2 printk messages dropped ** [ 895.192954][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 3 printk messages dropped ** [ 895.193307][ T32] Call trace: ** 3 printk messages dropped ** [ 895.227055][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 895.227515][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 895.227726][ T32] r9:83018005 r8:8598b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0f3000 ** 4 printk messages dropped ** [ 895.228050][ T32] r5:8596d38c r4:8596d000 [ 895.228074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 895.228255][ T32] r10:61c88647 r9:8598b000 r8:852d5dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 895.228522][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 895.228899][ T32] r4:85700a80 ** 2 printk messages dropped ** [ 895.230034][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 895.230334][ T32] r4:00000000 ** 2 printk messages dropped ** [ 895.230534][ T32] dd20: a1e9e000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 6 printk messages dropped ** [ 895.230918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 6 printk messages dropped ** [ 895.231404][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 895.232025][ T32] r4:85249580 ** 2 printk messages dropped ** [ 895.232253][ T32] r4:00000001 ** 3 printk messages dropped ** [ 895.232428][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 895.232596][ T32] INFO: task kworker/0:857:6107 blocked for more than 472 seconds. [ 895.232650][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.232680][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.232702][ T32] task:kworker/0:857 state:D stack:0 pid:6107 tgid:6107 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.232755][ T32] Workqueue: events bpf_prog_free_deferred [ 895.232817][ T32] Call trace: [ 895.232848][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 895.232925][ T32] r10:8291a684 r9:ec971d84 r8:00000002 r7:60000113 r6:ec971d8c r5:85878c00 [ 895.232980][ T32] r4:85878c00 [ 895.233004][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 895.233078][ T32] r5:85878c00 r4:8291a680 [ 895.233103][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.233144][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 895.233255][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec971e08 [ 895.233284][ T32] r4:00000000 [ 895.233304][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 895.233339][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.233373][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.233418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85700d80 [ 895.233463][ T32] r4:00000000 [ 895.245436][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.245616][ T32] r9:83018005 r8:85878c00 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 895.245675][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.245747][ T32] r5:00001000 r4:dfadf000 [ 895.245796][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.245871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.245986][ T32] r5:8596db8c r4:8596d800 [ 895.246018][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.246071][ T32] r7:dddced80 r6:83018000 r5:8596db8c r4:852d5d00 [ 895.246157][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.246270][ T32] r10:61c88647 r9:85878c00 r8:852d5d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.246298][ T32] r4:852d5d00 [ 895.246347][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.246429][ T32] r10:00000000 r9:852d5d00 r8:80287e08 r7:ecb6de60 r6:8571a380 r5:85878c00 [ 895.246454][ T32] r4:00000001 [ 895.246474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.246525][ T32] Exception stack(0xec971fb0 to 0xec971ff8) [ 895.246560][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.246618][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.246663][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.246703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.246726][ T32] r4:85700fc0 [ 895.247458][ T32] INFO: task kworker/0:857:6107 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.247506][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.247619][ T32] Workqueue: events bpf_prog_free_deferred [ 895.247671][ T32] Call trace: [ 895.247722][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.247793][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.247858][ T32] r4:00000000 [ 895.247891][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.247933][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.247962][ T32] dd20: a1e9e000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.248008][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.248072][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.248100][ T32] r5:800b0013 r4:80239bb0 [ 895.248152][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.248199][ T32] r4:82ac21e4 [ 895.248220][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.248323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 895.248361][ T32] r4:eaa3ddc0 [ 895.248382][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.248430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 895.248481][ T32] r4:00000000 [ 895.248535][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.248586][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 895.248611][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.248652][ T32] r5:00001000 r4:dfc17000 [ 895.248673][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.248713][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.248792][ T32] r5:85272f8c r4:85272c00 [ 895.248818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 895.248933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 895.249404][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 895.249795][ T32] INFO: task kworker/0:858:6109 blocked for more than 472 seconds. ** 6 printk messages dropped ** [ 895.250238][ T32] r10:8291a684 r9:ec98dd84 r8:00000002 r7:60000113 r6:ec98dd8c r5:8587a400 ** 6 printk messages dropped ** [ 895.250695][ T32] r4:00000000 ** 4 printk messages dropped ** [ 895.251032][ T32] r4:00000000 ** 3 printk messages dropped ** [ 895.251300][ T32] r5:00001000 r4:eafd5000 ** 2 printk messages dropped ** [ 895.251489][ T32] r5:8596df8c r4:8596dc00 [ 895.251539][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 895.251799][ T32] r10:61c88647 r9:8587a400 r8:852d5e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 895.252030][ T32] r4:00000001 ** 2 printk messages dropped ** [ 895.252219][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 895.252860][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 895.253417][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 895.280639][ T32] r4:eaa3ddc0 ** 4 printk messages dropped ** [ 895.280986][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 4 printk messages dropped ** [ 895.281420][ T32] r5:85272f8c r4:85272c00 [ 895.281450][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.281615][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.281689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.281784][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.281832][ T32] r4:85249580 [ 895.281905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.281977][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.282027][ T32] r4:00000001 [ 895.282068][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.282146][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.282188][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.282248][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.282308][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.282362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.282391][ T32] r4:85243c40 [ 895.282417][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.282448][ T32] INFO: task kworker/0:859:6110 blocked for more than 472 seconds. [ 895.282495][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.282545][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.282577][ T32] task:kworker/0:859 state:D stack:0 pid:6110 tgid:6110 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.282637][ T32] Workqueue: events bpf_prog_free_deferred [ 895.282681][ T32] Call trace: [ 895.282746][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 895.282806][ T32] r10:8291a684 r9:ec9a5d84 r8:00000002 r7:60000113 r6:ec9a5d8c r5:85878000 [ 895.282829][ T32] r4:85878000 [ 895.282850][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 895.282892][ T32] r5:85878000 r4:8291a680 [ 895.282913][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.282971][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 895.283046][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a5e08 [ 895.283070][ T32] r4:00000000 [ 895.283089][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 895.283181][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.283224][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.283309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85755200 [ 895.283356][ T32] r4:00000000 [ 895.283377][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.283457][ T32] r9:83018005 r8:85878000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 895.297903][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.298115][ T32] r5:00001000 r4:ec107000 [ 895.298160][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.298246][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.298338][ T32] r5:8596eb8c r4:8596e800 [ 895.298382][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.298444][ T32] r7:dddced80 r6:83018000 r5:8596eb8c r4:852d5e80 [ 895.298498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.298595][ T32] r10:61c88647 r9:85878000 r8:852d5eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.298637][ T32] r4:852d5e80 [ 895.298659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.298745][ T32] r10:00000000 r9:852d5e80 r8:80287e08 r7:ec98de60 r6:8571a480 r5:85878000 [ 895.298801][ T32] r4:00000001 [ 895.298850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.298964][ T32] Exception stack(0xec9a5fb0 to 0xec9a5ff8) [ 895.299032][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 895.299099][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.299288][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.299338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.299368][ T32] r4:85700e00 [ 895.300173][ T32] INFO: task kworker/0:859:6110 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.300218][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.300343][ T32] Workqueue: events bpf_prog_free_deferred [ 895.300494][ T32] Call trace: [ 895.300566][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.300715][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.300745][ T32] r4:00000000 [ 895.300818][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.300903][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.300959][ T32] dd20: a2777000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.300993][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.301027][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.301086][ T32] r5:800b0013 r4:80239bb0 [ 895.301179][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.301288][ T32] r4:82ac21e4 [ 895.301351][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.301451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 895.301502][ T32] r4:eaa3ddc0 [ 895.301554][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.301644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 895.301705][ T32] r4:00000000 [ 895.301746][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.301795][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 895.301871][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.301975][ T32] r5:00001000 r4:dfc17000 [ 895.302177][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 895.302388][ T32] r5:85272f8c r4:85272c00 ** 4 printk messages dropped ** [ 895.302624][ T32] r4:85249580 ** 1 printk messages dropped ** [ 895.302724][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 4 printk messages dropped ** [ 895.302952][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 895.303251][ T32] INFO: task kworker/0:860:6111 blocked for more than 472 seconds. ** 3 printk messages dropped ** [ 895.303428][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 895.313074][ T32] r4:8587b000 ** 1 printk messages dropped ** [ 895.313227][ T32] r5:8587b000 r4:8291a680 ** 2 printk messages dropped ** [ 895.313483][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb81e08 ** 4 printk messages dropped ** [ 895.314243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540fe40 ** 7 printk messages dropped ** [ 895.314677][ T32] r5:8596e38c r4:8596e000 [ 895.314704][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 895.314949][ T32] r10:61c88647 r9:8587b000 r8:852d5f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 895.315124][ T32] r10:00000000 r9:852d5f00 r8:80287e08 r7:ec9a5e60 r6:8571a500 r5:8587b000 [ 895.315164][ T32] r4:00000001 [ 895.315188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.315229][ T32] Exception stack(0xecb81fb0 to 0xecb81ff8) [ 895.315273][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.315333][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.315363][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.315491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.315559][ T32] r4:8540f1c0 [ 895.316270][ T32] INFO: task kworker/0:860:6111 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.316339][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.316451][ T32] Workqueue: events bpf_prog_free_deferred [ 895.316533][ T32] Call trace: [ 895.316589][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.316648][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.316673][ T32] r4:00000000 [ 895.316738][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.316854][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.316913][ T32] dd20: a2777000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.316974][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.317025][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.317061][ T32] r5:800b0013 r4:80239bb0 [ 895.317115][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.317228][ T32] r4:82ac21e4 [ 895.317268][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.317349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 895.317385][ T32] r4:eaa3ddc0 [ 895.317435][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.317502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 895.317528][ T32] r4:00000000 [ 895.317550][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.317619][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 895.317667][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.317746][ T32] r5:00001000 r4:dfc17000 [ 895.317770][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.317851][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.317931][ T32] r5:85272f8c r4:85272c00 [ 895.317984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.318067][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.318126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.318203][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.318232][ T32] r4:85249580 [ 895.318286][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.318365][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.318428][ T32] r4:00000001 [ 895.318474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.318541][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.318607][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.318649][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.318696][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.318739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.318807][ T32] r4:85243c40 [ 895.318839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.318878][ T32] INFO: task kworker/0:861:6113 blocked for more than 472 seconds. [ 895.318941][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.318970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.318993][ T32] task:kworker/0:861 state:D stack:0 pid:6113 tgid:6113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.319092][ T32] Workqueue: events bpf_prog_free_deferred [ 895.319235][ T32] Call trace: [ 895.319301][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 895.319413][ T32] r10:8291a684 r9:ecb89d84 r8:00000002 r7:60000013 r6:ecb89d8c r5:85879800 [ 895.319494][ T32] r4:85879800 [ 895.319549][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 895.319648][ T32] r5:85879800 r4:8291a680 [ 895.319698][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.319768][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 895.319813][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb89e08 [ 895.319838][ T32] r4:00000000 [ 895.319896][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 895.319972][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.320047][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.320092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85755040 [ 895.320174][ T32] r4:00000000 [ 895.320229][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.320319][ T32] r9:83018005 r8:85879800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 895.320347][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.320436][ T32] r5:00001000 r4:eb5a3000 [ 895.320545][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.320602][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.320727][ T32] r5:8596e78c r4:8596e400 [ 895.320772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.320829][ T32] r7:dddced80 r6:83018000 r5:8596e78c r4:852d5f80 [ 895.320868][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.320957][ T32] r10:61c88647 r9:85879800 r8:852d5fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.321008][ T32] r4:852d5f80 [ 895.321045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.321099][ T32] r10:00000000 r9:852d5f80 r8:80287e08 r7:ec9a5e60 r6:8571a580 r5:85879800 [ 895.321224][ T32] r4:00000001 [ 895.321279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.321331][ T32] Exception stack(0xecb89fb0 to 0xecb89ff8) [ 895.321358][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 895.321446][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.321518][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.321574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.321598][ T32] r4:85755080 [ 895.322107][ T32] INFO: task kworker/0:861:6113 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.322183][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.322347][ T32] Workqueue: events bpf_prog_free_deferred [ 895.322408][ T32] Call trace: [ 895.322459][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.322517][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.322589][ T32] r4:00000000 [ 895.322663][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.322741][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.322802][ T32] dd20: a2777000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.322871][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.322906][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.322931][ T32] r5:800b0013 r4:80239bb0 [ 895.322952][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.323043][ T32] r4:82ac21e4 [ 895.323113][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.323171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 895.323197][ T32] r4:eaa3ddc0 [ 895.323217][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.323277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 895.323334][ T32] r4:00000000 [ 895.323363][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.323412][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 895.323436][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.323477][ T32] r5:00001000 r4:dfc17000 [ 895.323572][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.354641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.354764][ T32] r5:85272f8c r4:85272c00 [ 895.354807][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.354887][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.354948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.355008][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.355033][ T32] r4:85249580 [ 895.355053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.355100][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.355141][ T32] r4:00000001 [ 895.355214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.355258][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.355309][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.355358][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.355432][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.355471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.355494][ T32] r4:85243c40 [ 895.355519][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.355549][ T32] INFO: task kworker/0:862:6115 blocked for more than 472 seconds. [ 895.355588][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.355639][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.355665][ T32] task:kworker/0:862 state:D stack:0 pid:6115 tgid:6115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.355763][ T32] Workqueue: events bpf_prog_free_deferred [ 895.355831][ T32] Call trace: [ 895.355898][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 895.355953][ T32] r10:8291a684 r9:ecb91d84 r8:00000002 r7:60000013 r6:ecb91d8c r5:8587d400 [ 895.355988][ T32] r4:8587d400 [ 895.356012][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 895.356081][ T32] r5:8587d400 r4:8291a680 [ 895.356119][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.356170][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 895.356212][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb91e08 [ 895.356235][ T32] r4:00000000 [ 895.356264][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 895.356322][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.356406][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.356452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85755400 [ 895.356517][ T32] r4:00000000 [ 895.356571][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.356623][ T32] r9:83018005 r8:8587d400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 895.356728][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.356801][ T32] r5:00001000 r4:ec1e9000 [ 895.356849][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.356917][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.356969][ T32] r5:8596f38c r4:8596f000 [ 895.357014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.357080][ T32] r7:dddced80 r6:83018000 r5:8596f38c r4:85769000 [ 895.357125][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.357224][ T32] r10:61c88647 r9:8587d400 r8:8576902c r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.357286][ T32] r4:85769000 [ 895.357349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.357424][ T32] r10:00000000 r9:85769000 r8:80287e08 r7:ec9a5e60 r6:8571a600 r5:8587d400 [ 895.357451][ T32] r4:00000001 [ 895.357470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.357600][ T32] Exception stack(0xecb91fb0 to 0xecb91ff8) [ 895.357658][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.357690][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.357738][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.357798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.357830][ T32] r4:85755080 [ 895.358551][ T32] INFO: task kworker/0:862:6115 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.358613][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.358734][ T32] Workqueue: events bpf_prog_free_deferred [ 895.358816][ T32] Call trace: [ 895.358847][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.358939][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.358974][ T32] r4:00000000 [ 895.359004][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.359080][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.359176][ T32] dd20: a30ee000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.359226][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.359272][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 895.359533][ T32] r4:eaa3ddc0 ** 4 printk messages dropped ** [ 895.359755][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 7 printk messages dropped ** [ 895.360131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 895.360387][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.360435][ T32] r4:00000001 [ 895.360466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.360507][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.360566][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.360621][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.360691][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.360747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.360778][ T32] r4:85243c40 [ 895.360801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.360834][ T32] INFO: task kworker/0:863:6117 blocked for more than 472 seconds. [ 895.360925][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.361021][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.361073][ T32] task:kworker/0:863 state:D stack:0 pid:6117 tgid:6117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.361235][ T32] Workqueue: events bpf_prog_free_deferred [ 895.361344][ T32] Call trace: [ 895.361382][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 895.361478][ T32] r10:8291a684 r9:ecb99d84 r8:00000002 r7:60000113 r6:ecb99d8c r5:8587e000 [ 895.361529][ T32] r4:8587e000 [ 895.361577][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 895.361670][ T32] r5:8587e000 r4:8291a680 [ 895.361720][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.361822][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 895.361888][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb99e08 [ 895.361915][ T32] r4:00000000 [ 895.361989][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 895.362074][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.362134][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.362191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85755300 [ 895.362243][ T32] r4:00000000 [ 895.362280][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.362370][ T32] r9:83018005 r8:8587e000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 895.362400][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.362455][ T32] r5:00001000 r4:ec19d000 [ 895.362502][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.362601][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.362663][ T32] r5:8596ef8c r4:8596ec00 [ 895.362683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.362764][ T32] r7:dddced80 r6:83018000 r5:8596ef8c r4:85769080 [ 895.362833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.362912][ T32] r10:61c88647 r9:8587e000 r8:857690ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.362961][ T32] r4:85769080 [ 895.363007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.363101][ T32] r10:00000000 r9:85769080 r8:80287e08 r7:ecb91e60 r6:8571a680 r5:8587e000 [ 895.363155][ T32] r4:00000001 [ 895.363179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.363250][ T32] Exception stack(0xecb99fb0 to 0xecb99ff8) [ 895.363300][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 895.363334][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.363361][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.363409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.363462][ T32] r4:857551c0 [ 895.388663][ T32] INFO: task kworker/0:863:6117 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.388823][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.388990][ T32] Workqueue: events bpf_prog_free_deferred [ 895.389102][ T32] Call trace: [ 895.389220][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.389331][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.389361][ T32] r4:00000000 [ 895.389390][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.389438][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.389495][ T32] dd20: a3388000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.389541][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.389580][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.389652][ T32] r5:800b0013 r4:80239bb0 [ 895.389684][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.389755][ T32] r4:82ac21e4 [ 895.389801][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.389884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 895.389922][ T32] r4:eaa3ddc0 [ 895.389995][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.390086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 895.390142][ T32] r4:00000000 [ 895.390203][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.390304][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 895.390386][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.390479][ T32] r5:00001000 r4:dfc17000 [ 895.390541][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.390626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.390703][ T32] r5:85272f8c r4:85272c00 [ 895.390725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.390810][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.390853][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.390949][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.390983][ T32] r4:85249580 [ 895.391010][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.391103][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.391269][ T32] r4:00000001 [ 895.391336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.391438][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.391485][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.391549][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.391606][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.391679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.391727][ T32] r4:85243c40 [ 895.391751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.391795][ T32] INFO: task kworker/0:864:6120 blocked for more than 472 seconds. [ 895.391860][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.391918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.391979][ T32] task:kworker/0:864 state:D stack:0 pid:6120 tgid:6120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.392047][ T32] Workqueue: events bpf_prog_free_deferred [ 895.392178][ T32] Call trace: [ 895.392262][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 895.392359][ T32] r10:8291a684 r9:ecba5d84 r8:00000002 r7:60000113 r6:ecba5d8c r5:8587bc00 [ 895.392403][ T32] r4:8587bc00 [ 895.392427][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 895.392474][ T32] r5:8587bc00 r4:8291a680 [ 895.392494][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.392533][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 895.392606][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba5e08 [ 895.392679][ T32] r4:00000000 [ 895.392706][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 895.392808][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.392901][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.392949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857554c0 [ 895.392974][ T32] r4:00000000 [ 895.392993][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.393037][ T32] r9:83018005 r8:8587bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 895.393058][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.393134][ T32] r5:00001000 r4:ec30f000 [ 895.393164][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.393247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.393290][ T32] r5:8596f78c r4:8596f400 [ 895.393310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.393384][ T32] r7:dddced80 r6:83018000 r5:8596f78c r4:85769100 [ 895.393425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.414095][ T32] r10:61c88647 r9:8587bc00 r8:8576912c r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.414232][ T32] r4:85769100 [ 895.414279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.414354][ T32] r10:00000000 r9:85769100 r8:80287e08 r7:ecb91e60 r6:8571a700 r5:8587bc00 [ 895.414378][ T32] r4:00000001 [ 895.414399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.414469][ T32] Exception stack(0xecba5fb0 to 0xecba5ff8) [ 895.414525][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 895.414555][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.414581][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.414641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.414710][ T32] r4:85755540 [ 895.415632][ T32] INFO: task kworker/0:864:6120 is blocked on a mutex likely owned by task kworker/0:297:4186. ** 6 printk messages dropped ** [ 895.416222][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 895.416650][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 895.416765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 5 printk messages dropped ** [ 895.417110][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 6 printk messages dropped ** [ 895.417748][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 4 printk messages dropped ** [ 895.418036][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 5 printk messages dropped ** [ 895.418360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 895.418798][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 895.419361][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 895.419459][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbade08 [ 895.419518][ T32] r4:00000000 [ 895.419549][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 895.419588][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.419663][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.419770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85755840 [ 895.419817][ T32] r4:00000000 [ 895.419838][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.419908][ T32] r9:83018005 r8:8598a400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 895.419961][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.420041][ T32] r5:00001000 r4:ec3c9000 [ 895.420112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.420176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.420282][ T32] r5:8596ff8c r4:8596fc00 [ 895.420331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.420437][ T32] r7:dddced80 r6:83018000 r5:8596ff8c r4:85769180 [ 895.420488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.420593][ T32] r10:61c88647 r9:8598a400 r8:857691ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.420637][ T32] r4:85769180 [ 895.420679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.420768][ T32] r10:00000000 r9:85769180 r8:80287e08 r7:ecba5e60 r6:8571a780 r5:8598a400 [ 895.420818][ T32] r4:00000001 [ 895.420926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.421016][ T32] Exception stack(0xecbadfb0 to 0xecbadff8) [ 895.421079][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.421136][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.421217][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.421283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.421327][ T32] r4:85755500 [ 895.421880][ T32] INFO: task kworker/0:865:6122 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.421929][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.422067][ T32] Workqueue: events bpf_prog_free_deferred [ 895.422449][ T32] Call trace: [ 895.422541][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.422644][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.422688][ T32] r4:00000000 [ 895.422750][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.422831][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.422896][ T32] dd20: a3885000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.422930][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.422966][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.422994][ T32] r5:800b0013 r4:80239bb0 [ 895.423015][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.423056][ T32] r4:82ac21e4 [ 895.423076][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.423131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 895.423163][ T32] r4:eaa3ddc0 [ 895.423183][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.423224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 895.423246][ T32] r4:00000000 [ 895.423265][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.423309][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 895.423344][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.423415][ T32] r5:00001000 r4:dfc17000 [ 895.423448][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.450048][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.450247][ T32] r5:85272f8c r4:85272c00 [ 895.450297][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.450396][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.450429][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.450517][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.450575][ T32] r4:85249580 [ 895.450620][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.450684][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.450737][ T32] r4:00000001 [ 895.450775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.450855][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.450895][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.450950][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.451004][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.451067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.451111][ T32] r4:85243c40 ** 2 printk messages dropped ** [ 895.451348][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 7 printk messages dropped ** [ 895.451923][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 895.452596][ T32] r4:00000000 ** 5 printk messages dropped ** [ 895.452861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.452904][ T32] r5:8596fb8c r4:8596f800 ** 3 printk messages dropped ** [ 895.453082][ T32] r10:61c88647 r9:85920000 r8:8576922c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 895.453438][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 895.463297][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 10 printk messages dropped ** [ 895.464348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 10 printk messages dropped ** [ 895.464978][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 895.465401][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 8 printk messages dropped ** [ 895.465753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 895.466170][ T32] r4:85920c00 ** 4 printk messages dropped ** [ 895.466420][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb9e08 ** 5 printk messages dropped ** [ 895.466679][ T32] r4:00000000 [ 895.466698][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.466778][ T32] r9:83018005 r8:85920c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 895.466828][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.466880][ T32] r5:00001000 r4:ec673000 [ 895.466911][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.466985][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.467057][ T32] r5:85970f8c r4:85970c00 [ 895.467095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.467152][ T32] r7:dddced80 r6:83018000 r5:85970f8c r4:85769280 [ 895.467175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.467256][ T32] r10:61c88647 r9:85920c00 r8:857692ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.467290][ T32] r4:85769280 [ 895.467310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.467357][ T32] r10:00000000 r9:85769280 r8:80287e08 r7:ecbade60 r6:8571a880 r5:85920c00 [ 895.467379][ T32] r4:00000001 [ 895.467399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.467453][ T32] Exception stack(0xecbb9fb0 to 0xecbb9ff8) [ 895.467528][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 895.467561][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.467588][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.467616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.467684][ T32] r4:85755640 [ 895.468359][ T32] INFO: task kworker/0:867:6125 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.468405][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.468490][ T32] Workqueue: events bpf_prog_free_deferred [ 895.468534][ T32] Call trace: [ 895.468563][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.468614][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.468653][ T32] r4:00000000 [ 895.468695][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.468768][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.468799][ T32] dd20: a3d70000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.468853][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.468898][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.468944][ T32] r5:800b0013 r4:80239bb0 [ 895.469003][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.469050][ T32] r4:82ac21e4 [ 895.469109][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.469226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 895.469296][ T32] r4:eaa3ddc0 [ 895.469322][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.469395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 895.469448][ T32] r4:00000000 [ 895.469470][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.469517][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 895.469552][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.469628][ T32] r5:00001000 r4:dfc17000 [ 895.469735][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.469822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.469931][ T32] r5:85272f8c r4:85272c00 [ 895.469978][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.470090][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.470124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.470208][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.470253][ T32] r4:85249580 [ 895.470296][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.470414][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.470447][ T32] r4:00000001 [ 895.470495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.470567][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.470624][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.470667][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.470709][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.470768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.470837][ T32] r4:85243c40 [ 895.470888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.470918][ T32] INFO: task kworker/0:868:6127 blocked for more than 472 seconds. ** 4 printk messages dropped ** [ 895.471212][ T32] Call trace: ** 4 printk messages dropped ** [ 895.471552][ T32] r5:85922400 r4:8291a680 ** 5 printk messages dropped ** [ 895.471897][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 895.472420][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.472462][ T32] r5:8597038c r4:85970000 ** 1 printk messages dropped ** [ 895.472600][ T32] r7:dddced80 r6:83018000 r5:8597038c r4:85769300 ** 4 printk messages dropped ** [ 895.472801][ T32] r10:00000000 r9:85769300 r8:80287e08 r7:ecbb9e60 r6:8571a900 r5:85922400 ** 9 printk messages dropped ** [ 895.505299][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 895.506077][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 8 printk messages dropped ** [ 895.506629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 8 printk messages dropped ** [ 895.507175][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 895.507783][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 895.508270][ T32] INFO: task kworker/0:869:6130 blocked for more than 472 seconds. ** 7 printk messages dropped ** [ 895.508783][ T32] r4:85923000 ** 4 printk messages dropped ** [ 895.509040][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc5e08 ** 8 printk messages dropped ** [ 895.509484][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 895.509652][ T32] r5:8597078c r4:85970400 ** 1 printk messages dropped ** [ 895.509736][ T32] r7:dddced80 r6:83018000 r5:8597078c r4:85769380 ** 5 printk messages dropped ** [ 895.510048][ T32] r4:00000001 ** 6 printk messages dropped ** [ 895.510296][ T32] r4:85755a80 ** 2 printk messages dropped ** [ 895.511262][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 895.511781][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 7 printk messages dropped ** [ 895.512217][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 895.512967][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.513052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.513133][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.513249][ T32] r4:85249580 [ 895.513298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.513370][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.513418][ T32] r4:00000001 [ 895.513442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.513537][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.533978][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.534033][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.534082][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.534123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.534158][ T32] r4:85243c40 [ 895.534186][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.534229][ T32] INFO: task kworker/0:870:6133 blocked for more than 472 seconds. [ 895.534264][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.534300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.534327][ T32] task:kworker/0:870 state:D stack:0 pid:6133 tgid:6133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.534419][ T32] Workqueue: events bpf_prog_free_deferred [ 895.534494][ T32] Call trace: [ 895.534540][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 895.534628][ T32] r10:8291a684 r9:ecbd1d84 r8:00000002 r7:60000113 r6:ecbd1d8c r5:85925400 [ 895.534655][ T32] r4:85925400 [ 895.534676][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 895.534720][ T32] r5:85925400 r4:8291a680 [ 895.534759][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.534817][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 895.534871][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd1e08 [ 895.534896][ T32] r4:00000000 [ 895.534915][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 895.534952][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.535009][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.535055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85755b80 [ 895.535078][ T32] r4:00000000 [ 895.535097][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.535159][ T32] r9:83018005 r8:85925400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 895.535186][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.535249][ T32] r5:00001000 r4:ec665000 [ 895.535293][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.535359][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.535405][ T32] r5:85970b8c r4:85970800 [ 895.535447][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.535498][ T32] r7:dddced80 r6:83018000 r5:85970b8c r4:85769400 [ 895.535521][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.535567][ T32] r10:61c88647 r9:85925400 r8:8576942c r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.535610][ T32] r4:85769400 [ 895.535655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.535705][ T32] r10:00000000 r9:85769400 r8:80287e08 r7:ecbb9e60 r6:8571aa00 r5:85925400 [ 895.535727][ T32] r4:00000001 [ 895.535767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.535808][ T32] Exception stack(0xecbd1fb0 to 0xecbd1ff8) [ 895.535834][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.535882][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.535947][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.536004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.536055][ T32] r4:85755bc0 [ 895.536703][ T32] INFO: task kworker/0:870:6133 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.536738][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.536815][ T32] Workqueue: events bpf_prog_free_deferred [ 895.536864][ T32] Call trace: [ 895.536893][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.536944][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.536967][ T32] r4:00000000 [ 895.536986][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.537035][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.537087][ T32] dd20: a4aee000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.537127][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.537189][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.537252][ T32] r5:800b0013 r4:80239bb0 [ 895.537287][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.537331][ T32] r4:82ac21e4 [ 895.537352][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.537434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 895.537483][ T32] r4:eaa3ddc0 [ 895.537520][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.537564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 895.537651][ T32] r4:00000000 [ 895.537675][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.537720][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 895.537762][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.537807][ T32] r5:00001000 r4:dfc17000 [ 895.537868][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.537959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.538015][ T32] r5:85272f8c r4:85272c00 [ 895.538044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.538091][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.538111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.538166][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.538189][ T32] r4:85249580 [ 895.538208][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.538294][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.538320][ T32] r4:00000001 [ 895.538340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.538375][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.538432][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.538499][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.538550][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.538582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.538604][ T32] r4:85243c40 [ 895.538625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.538652][ T32] INFO: task kworker/0:871:6134 blocked for more than 472 seconds. [ 895.538680][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.538703][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.538723][ T32] task:kworker/0:871 state:D stack:0 pid:6134 tgid:6134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.538789][ T32] Workqueue: events bpf_prog_free_deferred [ 895.538860][ T32] Call trace: [ 895.538894][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 895.538941][ T32] r10:8291a684 r9:ecbd5d84 r8:00000002 r7:60000113 r6:ecbd5d8c r5:85926000 [ 895.538964][ T32] r4:85926000 [ 895.538984][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 895.539025][ T32] r5:85926000 r4:8291a680 [ 895.539044][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.539081][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 895.539152][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd5e08 [ 895.539180][ T32] r4:00000000 [ 895.539201][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 895.539256][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.539317][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.539365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ae100 [ 895.539412][ T32] r4:00000000 [ 895.539447][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.539494][ T32] r9:83018005 r8:85926000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 895.539515][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.539578][ T32] r5:00001000 r4:ec6ed000 [ 895.539628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.539692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.539813][ T32] r5:85971b8c r4:85971800 [ 895.539842][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.539889][ T32] r7:dddced80 r6:83018000 r5:85971b8c r4:85769480 [ 895.539919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.539989][ T32] r10:61c88647 r9:85926000 r8:857694ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.540014][ T32] r4:85769480 [ 895.540058][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.540135][ T32] r10:00000000 r9:85769480 r8:80287e08 r7:ecbb9e60 r6:8571aa80 r5:85926000 [ 895.540174][ T32] r4:00000001 [ 895.540218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.540264][ T32] Exception stack(0xecbd5fb0 to 0xecbd5ff8) [ 895.540290][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 895.540319][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.540347][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.540419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.540475][ T32] r4:85755bc0 [ 895.540857][ T32] INFO: task kworker/0:871:6134 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.540980][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.541130][ T32] Workqueue: events bpf_prog_free_deferred [ 895.541210][ T32] Call trace: [ 895.541242][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.541307][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.541383][ T32] r4:00000000 [ 895.541408][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.541450][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.541478][ T32] dd20: a4aee000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.541507][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.541532][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.541556][ T32] r5:800b0013 r4:80239bb0 [ 895.541576][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.541792][ T32] r4:82ac21e4 [ 895.541817][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.541912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 895.541989][ T32] r4:eaa3ddc0 [ 895.542013][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.542054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 895.542101][ T32] r4:00000000 [ 895.542125][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.542180][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 895.542205][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.542268][ T32] r5:00001000 r4:dfc17000 [ 895.542320][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.542365][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.542487][ T32] r5:85272f8c r4:85272c00 [ 895.542587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.542639][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.542662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.542744][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.542784][ T32] r4:85249580 [ 895.542924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.543047][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.543074][ T32] r4:00000001 [ 895.543093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.543130][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.543162][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.543257][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.543300][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.543334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.543357][ T32] r4:85243c40 [ 895.543378][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.543432][ T32] INFO: task kworker/0:872:6136 blocked for more than 472 seconds. [ 895.543464][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.543539][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.565941][ T32] task:kworker/0:872 state:D stack:0 pid:6136 tgid:6136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.566033][ T32] Workqueue: events bpf_prog_free_deferred [ 895.566096][ T32] Call trace: [ 895.566129][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 895.566197][ T32] r10:8291a684 r9:ecbddd84 r8:00000002 r7:60000113 r6:ecbddd8c r5:85926c00 ** 4 printk messages dropped ** [ 895.566409][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 895.567025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.567096][ T32] r5:8597138c r4:85971000 [ 895.567119][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 895.567287][ T32] r4:85769500 ** 5 printk messages dropped ** [ 895.567535][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 895.568506][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 895.568893][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 9 printk messages dropped ** [ 895.569382][ T32] r4:00000000 ** 5 printk messages dropped ** [ 895.569592][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 895.569973][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 9 printk messages dropped ** [ 895.570313][ T32] INFO: task kworker/0:873:6138 blocked for more than 472 seconds. ** 7 printk messages dropped ** [ 895.570639][ T32] r4:85924800 ** 4 printk messages dropped ** [ 895.570810][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe5e08 ** 8 printk messages dropped ** [ 895.571172][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 895.571354][ T32] r5:8597178c r4:85971400 ** 1 printk messages dropped ** [ 895.571442][ T32] r7:dddced80 r6:83018000 r5:8597178c r4:85769580 ** 4 printk messages dropped ** [ 895.571624][ T32] r10:00000000 r9:85769580 r8:80287e08 r7:ecbd5e60 r6:8571ab80 r5:85924800 ** 9 printk messages dropped ** [ 895.572287][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.572370][ T32] Workqueue: events bpf_prog_free_deferred [ 895.572487][ T32] Call trace: [ 895.572546][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.572604][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.572628][ T32] r4:00000000 [ 895.572647][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.572685][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.572746][ T32] dd20: a4e49000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.572781][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.572855][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.572882][ T32] r5:800b0013 r4:80239bb0 [ 895.572903][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.572944][ T32] r4:82ac21e4 [ 895.572984][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.573030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 895.573072][ T32] r4:eaa3ddc0 [ 895.573094][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.573136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 895.573191][ T32] r4:00000000 [ 895.573221][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.573266][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 895.573328][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.573383][ T32] r5:00001000 r4:dfc17000 [ 895.573445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.593944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.594088][ T32] r5:85272f8c r4:85272c00 [ 895.594114][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.594177][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.594199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.594249][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.594272][ T32] r4:85249580 [ 895.594291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.594362][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.594391][ T32] r4:00000001 [ 895.594412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.594451][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.594481][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.594510][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.594546][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.594599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.594624][ T32] r4:85243c40 [ 895.594649][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.594679][ T32] INFO: task kworker/0:874:6139 blocked for more than 472 seconds. [ 895.594710][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.594755][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.594782][ T32] task:kworker/0:874 state:D stack:0 pid:6139 tgid:6139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.594839][ T32] Workqueue: events bpf_prog_free_deferred [ 895.594882][ T32] Call trace: [ 895.594912][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 895.594964][ T32] r10:8291a684 r9:ecbe9d84 r8:00000002 r7:60000113 r6:ecbe9d8c r5:85923c00 [ 895.594987][ T32] r4:85923c00 [ 895.595021][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 895.595066][ T32] r5:85923c00 r4:8291a680 [ 895.595112][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.595175][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 895.595226][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe9e08 [ 895.595251][ T32] r4:00000000 [ 895.595271][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 895.595305][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 895.595825][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.595899][ T32] r5:8597238c r4:85972000 [ 895.595946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.595994][ T32] r7:dddced80 r6:83018000 r5:8597238c r4:85769600 ** 1 printk messages dropped ** [ 895.596082][ T32] r10:61c88647 r9:85923c00 r8:8576962c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 895.596335][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 895.597114][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 895.597490][ T32] r4:00000000 ** 4 printk messages dropped ** [ 895.597721][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 895.597977][ T32] r4:eaa3ddc0 ** 4 printk messages dropped ** [ 895.598124][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 8 printk messages dropped ** [ 895.598531][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 895.598740][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 7 printk messages dropped ** [ 895.599024][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 895.599138][ T32] Workqueue: events bpf_prog_free_deferred [ 895.599196][ T32] Call trace: [ 895.599237][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 895.599286][ T32] r10:8291a684 r9:ecbf1d84 r8:00000002 r7:60000113 r6:ecbf1d8c r5:85921800 [ 895.599349][ T32] r4:85921800 [ 895.599373][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 895.599435][ T32] r5:85921800 r4:8291a680 [ 895.599458][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.599496][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 895.599538][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf1e08 [ 895.599561][ T32] r4:00000000 [ 895.599579][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 895.599612][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.599645][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.599685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f0040 [ 895.599707][ T32] r4:00000000 [ 895.599745][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.599812][ T32] r9:83018005 r8:85921800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 895.599840][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.599883][ T32] r5:00001000 r4:ec6fb000 [ 895.599922][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.599964][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.600027][ T32] r5:85971f8c r4:85971c00 [ 895.600072][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.600123][ T32] r7:dddced80 r6:83018000 r5:85971f8c r4:85769680 [ 895.600215][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.600268][ T32] r10:61c88647 r9:85921800 r8:857696ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.600306][ T32] r4:85769680 [ 895.600329][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.600392][ T32] r10:00000000 r9:85769680 r8:80287e08 r7:ecbe9e60 r6:8571ac80 r5:85921800 [ 895.600419][ T32] r4:00000001 [ 895.600439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.600474][ T32] Exception stack(0xecbf1fb0 to 0xecbf1ff8) [ 895.600500][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.600568][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.600621][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.600652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.600695][ T32] r4:855f0080 [ 895.601057][ T32] INFO: task kworker/0:875:6141 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.601092][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.601223][ T32] Workqueue: events bpf_prog_free_deferred [ 895.601269][ T32] Call trace: [ 895.601320][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.601388][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.601434][ T32] r4:00000000 [ 895.601459][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.601526][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.601566][ T32] dd20: a527b000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.601596][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.601636][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.601662][ T32] r5:800b0013 r4:80239bb0 [ 895.601725][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.601768][ T32] r4:82ac21e4 [ 895.601787][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.601828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 895.601851][ T32] r4:eaa3ddc0 [ 895.601891][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.601938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 895.601981][ T32] r4:00000000 [ 895.602004][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.602048][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 895.602070][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.602132][ T32] r5:00001000 r4:dfc17000 [ 895.602187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.602251][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.602356][ T32] r5:85272f8c r4:85272c00 [ 895.602428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.602605][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.602629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 895.602761][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 895.603034][ T32] r4:85243c40 ** 2 printk messages dropped ** [ 895.603129][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 895.603430][ T32] r4:8587ec00 ** 3 printk messages dropped ** [ 895.632691][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 895.633303][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 895.635848][ T32] r10:00000000 r9:85769700 r8:80287e08 r7:ecbe9e60 r6:8571ad00 r5:8587ec00 ** 19 printk messages dropped ** [ 895.637673][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 16 printk messages dropped ** [ 895.638270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 17 printk messages dropped ** [ 895.638921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 895.639168][ T32] r10:8291a684 r9:ecc01d84 r8:00000002 r7:60000113 r6:ecc01d8c r5:8587c800 ** 4 printk messages dropped ** [ 895.639337][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 895.639560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f02c0 ** 7 printk messages dropped ** [ 895.639869][ T32] r5:8597278c r4:85972400 [ 895.639922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 895.640040][ T32] r10:61c88647 r9:8587c800 r8:857697ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.640062][ T32] r4:85769780 [ 895.640108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.640156][ T32] r10:00000000 r9:85769780 r8:80287e08 r7:ecbf9e60 r6:8571ad80 r5:8587c800 [ 895.640184][ T32] r4:00000001 [ 895.640203][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.640238][ T32] Exception stack(0xecc01fb0 to 0xecc01ff8) [ 895.640264][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.640291][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.640335][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.640367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.640390][ T32] r4:855f01c0 [ 895.640734][ T32] INFO: task kworker/0:877:6145 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.640770][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.640862][ T32] Workqueue: events bpf_prog_free_deferred [ 895.640915][ T32] Call trace: [ 895.641015][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.641070][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.641095][ T32] r4:00000000 [ 895.641131][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.641293][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.641332][ T32] dd20: a5723000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.641373][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.641429][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.641472][ T32] r5:800b0013 r4:80239bb0 [ 895.641520][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.641630][ T32] r4:82ac21e4 [ 895.641653][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.641699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 895.641721][ T32] r4:eaa3ddc0 [ 895.641740][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.641780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 895.641802][ T32] r4:00000000 [ 895.641821][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.641943][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 895.641968][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.642010][ T32] r5:00001000 r4:dfc17000 [ 895.642031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.642071][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.642168][ T32] r5:85272f8c r4:85272c00 [ 895.642194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.642280][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.642305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.642379][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.642405][ T32] r4:85249580 [ 895.642449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.642498][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.642521][ T32] r4:00000001 [ 895.642541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.642627][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.642657][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.642699][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.642736][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.642765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.642832][ T32] r4:85243c40 [ 895.642856][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.642883][ T32] INFO: task kworker/0:878:6147 blocked for more than 472 seconds. [ 895.642910][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.642958][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.643008][ T32] task:kworker/0:878 state:D stack:0 pid:6147 tgid:6147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.643058][ T32] Workqueue: events bpf_prog_free_deferred [ 895.643191][ T32] Call trace: [ 895.643253][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 895.662071][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 895.662469][ T32] r5:85972b8c r4:85972800 [ 895.662489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 895.662751][ T32] r10:00000000 r9:85769800 r8:80287e08 r7:ecbf9e60 r6:8571ae00 r5:85a00c00 ** 7 printk messages dropped ** [ 895.663200][ T32] r4:855f0300 ** 2 printk messages dropped ** [ 895.677847][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 895.678305][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 7 printk messages dropped ** [ 895.678669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 7 printk messages dropped ** [ 895.678987][ T32] r5:00001000 r4:dfc17000 ** 6 printk messages dropped ** [ 895.679335][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 895.679575][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 1 printk messages dropped ** [ 895.679783][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.679813][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.679842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.679865][ T32] r4:85243c40 [ 895.679888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.679929][ T32] INFO: task kworker/0:879:6149 blocked for more than 472 seconds. [ 895.679965][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.680041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.680097][ T32] task:kworker/0:879 state:D stack:0 pid:6149 tgid:6149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.680154][ T32] Workqueue: events bpf_prog_free_deferred [ 895.680227][ T32] Call trace: [ 895.680267][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 895.680326][ T32] r10:8291a684 r9:ecc11d84 r8:00000002 r7:60000113 r6:ecc11d8c r5:85a00000 [ 895.680351][ T32] r4:85a00000 [ 895.680412][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 895.680511][ T32] r5:85a00000 r4:8291a680 [ 895.680544][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.680639][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 895.680686][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc11e08 [ 895.680710][ T32] r4:00000000 [ 895.680730][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 895.680768][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.680804][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.680847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f0500 [ 895.680869][ T32] r4:00000000 [ 895.680889][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.680932][ T32] r9:83018005 r8:85a00000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 895.680954][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.681020][ T32] r5:00001000 r4:ec751000 [ 895.681044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.681084][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.681126][ T32] r5:85972f8c r4:85972c00 [ 895.681151][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.681223][ T32] r7:dddced80 r6:83018000 r5:85972f8c r4:85769880 [ 895.681258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.681308][ T32] r10:61c88647 r9:85a00000 r8:857698ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.681349][ T32] r4:85769880 [ 895.681398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.681446][ T32] r10:00000000 r9:85769880 r8:80287e08 r7:ecbf9e60 r6:8571ae80 r5:85a00000 [ 895.681481][ T32] r4:00000001 [ 895.681509][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.681572][ T32] Exception stack(0xecc11fb0 to 0xecc11ff8) [ 895.681634][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.681667][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.681693][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.681721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.681757][ T32] r4:855f0680 [ 895.682271][ T32] INFO: task kworker/0:879:6149 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.682308][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.682417][ T32] Workqueue: events bpf_prog_free_deferred [ 895.682465][ T32] Call trace: [ 895.682519][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.682573][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.682634][ T32] r4:00000000 [ 895.682729][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.682773][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.682826][ T32] dd20: a5b4f000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.682858][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.682883][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.682922][ T32] r5:800b0013 r4:80239bb0 [ 895.682952][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.683007][ T32] r4:82ac21e4 [ 895.683030][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.683073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 895.683096][ T32] r4:eaa3ddc0 [ 895.683168][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.683213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 895.683237][ T32] r4:00000000 [ 895.683283][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.683355][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 895.683406][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.683458][ T32] r5:00001000 r4:dfc17000 [ 895.683533][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.701133][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.701243][ T32] r5:85272f8c r4:85272c00 [ 895.701270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.701332][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.701364][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.701446][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.701474][ T32] r4:85249580 [ 895.701519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.701572][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.701596][ T32] r4:00000001 [ 895.701641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.701688][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.701744][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.701789][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.701844][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.701877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.701900][ T32] r4:85243c40 [ 895.701923][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 895.702113][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 895.702426][ T32] r5:85a01800 r4:8291a680 ** 4 printk messages dropped ** [ 895.702631][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 895.703133][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.703181][ T32] r5:8597338c r4:85973000 ** 4 printk messages dropped ** [ 895.703395][ T32] r4:85769900 ** 11 printk messages dropped ** [ 895.711210][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 895.712359][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 895.712876][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 5 printk messages dropped ** [ 895.713090][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 895.713538][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 895.727073][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 895.727324][ T32] r4:00000000 ** 3 printk messages dropped ** [ 895.727489][ T32] r5:00001000 r4:ec797000 ** 2 printk messages dropped ** [ 895.727604][ T32] r5:85973b8c r4:85973800 [ 895.727639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.727709][ T32] r7:dddced80 r6:83018000 r5:85973b8c r4:85769980 [ 895.727735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.727795][ T32] r10:61c88647 r9:85a03000 r8:857699ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.727821][ T32] r4:85769980 [ 895.727890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.727939][ T32] r10:00000000 r9:85769980 r8:80287e08 r7:ecbf9e60 r6:8571af80 r5:85a03000 [ 895.727961][ T32] r4:00000001 [ 895.727980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.728017][ T32] Exception stack(0xecc25fb0 to 0xecc25ff8) [ 895.728046][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 895.728087][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.728168][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.728227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.728254][ T32] r4:855f07c0 [ 895.728889][ T32] INFO: task kworker/0:881:6154 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.728977][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.729045][ T32] Workqueue: events bpf_prog_free_deferred [ 895.729113][ T32] Call trace: [ 895.729164][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.729235][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.729259][ T32] r4:00000000 [ 895.729280][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.729319][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.729379][ T32] dd20: a640b000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.729415][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.729454][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.729483][ T32] r5:800b0013 r4:80239bb0 [ 895.729534][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.729579][ T32] r4:82ac21e4 [ 895.729600][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.729653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 895.729710][ T32] r4:eaa3ddc0 [ 895.729757][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.729802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 895.729825][ T32] r4:00000000 [ 895.729845][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.729889][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 895.729911][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.729952][ T32] r5:00001000 r4:dfc17000 [ 895.729973][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.730012][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.730054][ T32] r5:85272f8c r4:85272c00 [ 895.730073][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.730118][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.730140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.730220][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.730248][ T32] r4:85249580 [ 895.730292][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.730373][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.730399][ T32] r4:00000001 [ 895.730419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.730454][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.730479][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.730524][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.730636][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.730668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.730692][ T32] r4:85243c40 [ 895.730744][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 895.730912][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 895.731279][ T32] r5:85a03c00 r4:8291a680 ** 4 printk messages dropped ** [ 895.731649][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 895.732265][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.732340][ T32] r5:85973f8c r4:85973c00 [ 895.732388][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 895.732461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 895.733053][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 895.754488][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 895.754730][ T32] r4:00000000 ** 3 printk messages dropped ** [ 895.754881][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 8 printk messages dropped ** [ 895.755221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 8 printk messages dropped ** [ 895.755605][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 895.756243][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 10 printk messages dropped ** [ 895.756826][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 895.757363][ T32] r5:00001000 r4:ec8f5000 ** 2 printk messages dropped ** [ 895.757517][ T32] r5:85974f8c r4:85974c00 [ 895.757541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 895.757797][ T32] r10:00000000 r9:85769a80 r8:80287e08 r7:ecc31e60 r6:857fa080 r5:85a05400 ** 7 printk messages dropped ** [ 895.758121][ T32] r4:855f09c0 ** 2 printk messages dropped ** [ 895.758683][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 895.758950][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 7 printk messages dropped ** [ 895.759218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 6 printk messages dropped ** [ 895.759436][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 895.759537][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.759578][ T32] r5:85272f8c r4:85272c00 [ 895.759599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.759656][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.759705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.759754][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.759783][ T32] r4:85249580 [ 895.759810][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.759881][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.759907][ T32] r4:00000001 [ 895.759927][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.759964][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.759994][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.760024][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.760050][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.760107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.760134][ T32] r4:85243c40 [ 895.760156][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.760248][ T32] INFO: task kworker/0:884:6159 blocked for more than 472 seconds. [ 895.760281][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.760343][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.760367][ T32] task:kworker/0:884 state:D stack:0 pid:6159 tgid:6159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.760551][ T32] Workqueue: events bpf_prog_free_deferred [ 895.760624][ T32] Call trace: [ 895.760817][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 895.760867][ T32] r10:8291a684 r9:ecc39d84 r8:00000002 r7:60000013 r6:ecc39d8c r5:85a06000 [ 895.760890][ T32] r4:85a06000 [ 895.760909][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 895.760951][ T32] r5:85a06000 r4:8291a680 [ 895.760972][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.761024][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 895.761070][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc39e08 [ 895.761094][ T32] r4:00000000 [ 895.761114][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 895.761148][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.761204][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.761246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f0b00 [ 895.761297][ T32] r4:00000000 [ 895.761347][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.761401][ T32] r9:83018005 r8:85a06000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 895.761423][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.761464][ T32] r5:00001000 r4:ec7d3000 [ 895.761486][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.761525][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.761567][ T32] r5:8597438c r4:85974000 [ 895.761586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.761644][ T32] r7:dddced80 r6:83018000 r5:8597438c r4:85769b00 [ 895.761669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.761715][ T32] r10:61c88647 r9:85a06000 r8:85769b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.761737][ T32] r4:85769b00 [ 895.761757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.761825][ T32] r10:00000000 r9:85769b00 r8:80287e08 r7:ecc35e60 r6:857fa100 r5:85a06000 [ 895.761851][ T32] r4:00000001 [ 895.761872][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.761908][ T32] Exception stack(0xecc39fb0 to 0xecc39ff8) [ 895.761955][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 895.762012][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.762042][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.762103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.762128][ T32] r4:855f0cc0 [ 895.762511][ T32] INFO: task kworker/0:884:6159 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.762572][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.762630][ T32] Workqueue: events bpf_prog_free_deferred [ 895.762715][ T32] Call trace: [ 895.762808][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.762862][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.762885][ T32] r4:00000000 [ 895.762904][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 895.763029][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 7 printk messages dropped ** [ 895.763267][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 895.786114][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 12 printk messages dropped ** [ 895.786627][ T32] r4:85243c40 ** 9 printk messages dropped ** [ 895.787250][ T32] r4:85a04800 ** 8 printk messages dropped ** [ 895.787561][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 895.787885][ T32] r5:8597478c r4:85974400 ** 2 printk messages dropped ** [ 895.787996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 895.788299][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 895.789142][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 895.789578][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 9 printk messages dropped ** [ 895.789918][ T32] r4:00000000 ** 2 printk messages dropped ** [ 895.790047][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.790095][ T32] r5:00001000 r4:dfc17000 [ 895.790171][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.790217][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.790260][ T32] r5:85272f8c r4:85272c00 [ 895.790281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.790327][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.790349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.790394][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.790428][ T32] r4:85249580 [ 895.790452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.790514][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.790543][ T32] r4:00000001 [ 895.790563][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.790599][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.790626][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.790654][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.790704][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.790745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.790781][ T32] r4:85243c40 [ 895.790806][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.790875][ T32] INFO: task kworker/0:886:6163 blocked for more than 472 seconds. [ 895.790932][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.790984][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.791034][ T32] task:kworker/0:886 state:D stack:0 pid:6163 tgid:6163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.791137][ T32] Workqueue: events bpf_prog_free_deferred [ 895.791189][ T32] Call trace: [ 895.791250][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 895.791299][ T32] r10:8291a684 r9:ecc49d84 r8:00000002 r7:60000113 r6:ecc49d8c r5:85a06c00 [ 895.791322][ T32] r4:85a06c00 [ 895.791342][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 895.791395][ T32] r5:85a06c00 r4:8291a680 [ 895.791419][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.791464][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 895.791508][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc49e08 [ 895.791530][ T32] r4:00000000 [ 895.791550][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 895.791585][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.791619][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.791659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f0e40 [ 895.791692][ T32] r4:00000000 [ 895.791741][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.791801][ T32] r9:83018005 r8:85a06c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 895.791830][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.791875][ T32] r5:00001000 r4:ec8eb000 [ 895.791898][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.791948][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.791995][ T32] r5:85974b8c r4:85974800 [ 895.792016][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.792062][ T32] r7:dddced80 r6:83018000 r5:85974b8c r4:85769c00 [ 895.792083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.792159][ T32] r10:61c88647 r9:85a06c00 r8:85769c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.792190][ T32] r4:85769c00 [ 895.792210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.792255][ T32] r10:00000000 r9:85769c00 r8:80287e08 r7:ecc35e60 r6:857fa200 r5:85a06c00 [ 895.792278][ T32] r4:00000001 [ 895.792297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.792331][ T32] Exception stack(0xecc49fb0 to 0xecc49ff8) [ 895.792356][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 895.792385][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.792413][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.792442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.792515][ T32] r4:855f0d00 [ 895.792878][ T32] INFO: task kworker/0:886:6163 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.792943][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.793026][ T32] Workqueue: events bpf_prog_free_deferred [ 895.793098][ T32] Call trace: [ 895.793186][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.793242][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.793293][ T32] r4:00000000 [ 895.793317][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.793357][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.793385][ T32] dd20: a6c1f000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.793418][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.793458][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.793536][ T32] r5:800b0013 r4:80239bb0 [ 895.817579][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 4 printk messages dropped ** [ 895.818044][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 895.818874][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 895.819402][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 5 printk messages dropped ** [ 895.819876][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 895.820481][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 895.821297][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 895.821927][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 895.822474][ T32] r5:8597538c r4:85975000 [ 895.822522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 895.822854][ T32] r4:85769c80 ** 5 printk messages dropped ** [ 895.823272][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 895.845158][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 895.845971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 7 printk messages dropped ** [ 895.846397][ T32] r5:00001000 r4:dfc17000 [ 895.846437][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.846506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.846553][ T32] r5:85272f8c r4:85272c00 [ 895.846576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.846623][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.846645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.846704][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.846745][ T32] r4:85249580 [ 895.846812][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.846970][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.847006][ T32] r4:00000001 [ 895.847295][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.847365][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.847401][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.847437][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.847464][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.847493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.847516][ T32] r4:85243c40 [ 895.847540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.847570][ T32] INFO: task kworker/0:888:6168 blocked for more than 472 seconds. [ 895.847604][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.847631][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.847678][ T32] task:kworker/0:888 state:D stack:0 pid:6168 tgid:6168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.847733][ T32] Workqueue: events bpf_prog_free_deferred [ 895.847803][ T32] Call trace: [ 895.847840][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 895.847901][ T32] r10:8291a684 r9:ecc5dd84 r8:00000002 r7:60000113 r6:ecc5dd8c r5:85a08000 [ 895.847953][ T32] r4:85a08000 [ 895.848002][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 895.848080][ T32] r5:85a08000 r4:8291a680 [ 895.848104][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.848171][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 895.848475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857fb300 ** 7 printk messages dropped ** [ 895.848830][ T32] r5:85975b8c r4:85975800 [ 895.848854][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.849070][ T32] r7:dddced80 r6:83018000 r5:85975b8c r4:85769d00 [ 895.849097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.849144][ T32] r10:61c88647 r9:85a08000 r8:85769d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.849239][ T32] r4:85769d00 [ 895.849297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.849380][ T32] r10:00000000 r9:85769d00 r8:80287e08 r7:ecc55e60 r6:857fa300 r5:85a08000 [ 895.849407][ T32] r4:00000001 [ 895.849435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.849524][ T32] Exception stack(0xecc5dfb0 to 0xecc5dff8) [ 895.849555][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.849584][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.849651][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.849746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.849785][ T32] r4:857fb280 [ 895.850112][ T32] INFO: task kworker/0:888:6168 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.850165][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.850282][ T32] Workqueue: events bpf_prog_free_deferred [ 895.850385][ T32] Call trace: [ 895.850447][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.850503][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.850554][ T32] r4:00000000 [ 895.850584][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.850649][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.850685][ T32] dd20: a7171000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.850717][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.850744][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.850768][ T32] r5:800b0013 r4:80239bb0 [ 895.850788][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.850852][ T32] r4:82ac21e4 [ 895.850900][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.850951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 895.850976][ T32] r4:eaa3ddc0 [ 895.851020][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.851088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 895.851115][ T32] r4:00000000 [ 895.851135][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.851182][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 895.851229][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.851274][ T32] r5:00001000 r4:dfc17000 [ 895.851332][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.851375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.851446][ T32] r5:85272f8c r4:85272c00 [ 895.851472][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 895.851820][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 7 printk messages dropped ** [ 895.852078][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 895.852422][ T32] r4:85a0a400 ** 3 printk messages dropped ** [ 895.852675][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 895.853227][ T32] r5:00001000 r4:ec979000 ** 2 printk messages dropped ** [ 895.853453][ T32] r5:8597578c r4:85975400 [ 895.884156][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 895.884575][ T32] r10:61c88647 r9:85a0a400 r8:85769dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 895.885034][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 895.886693][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 895.887478][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 895.887968][ T32] r4:eaa3ddc0 ** 6 printk messages dropped ** [ 895.888555][ T32] r5:00001000 r4:dfc17000 ** 12 printk messages dropped ** [ 895.889463][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 10 printk messages dropped ** [ 895.890205][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 895.890946][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 895.891654][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 895.891990][ T32] r5:85975f8c r4:85975c00 ** 3 printk messages dropped ** [ 895.892429][ T32] r10:61c88647 r9:85a09800 r8:85769e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 895.893025][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 895.915370][ T32] Call trace: ** 4 printk messages dropped ** [ 895.915788][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.915850][ T32] dd20: a76f5000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.915917][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.916026][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.916172][ T32] r5:800b0013 r4:80239bb0 [ 895.916237][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.916325][ T32] r4:82ac21e4 [ 895.916395][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.916505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 895.916555][ T32] r4:eaa3ddc0 [ 895.916597][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.916683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 895.916756][ T32] r4:00000000 [ 895.916810][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.916908][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 895.916965][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.917052][ T32] r5:00001000 r4:dfc17000 [ 895.917097][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.917206][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.917299][ T32] r5:85272f8c r4:85272c00 [ 895.917371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.917491][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 895.917546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.917642][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.917706][ T32] r4:85249580 [ 895.917750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.917867][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 895.917921][ T32] r4:00000001 [ 895.918049][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.918172][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 895.918236][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.918294][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.918364][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.918438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.918547][ T32] r4:85243c40 [ 895.918605][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.918684][ T32] INFO: task kworker/0:891:6174 blocked for more than 472 seconds. ** 1 printk messages dropped ** [ 895.918805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.918848][ T32] task:kworker/0:891 state:D stack:0 pid:6174 tgid:6174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.918987][ T32] Workqueue: events bpf_prog_free_deferred [ 895.919098][ T32] Call trace: [ 895.919165][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 895.919261][ T32] r10:8291a684 r9:ecc75d84 r8:00000002 r7:60000113 r6:ecc75d8c r5:85a0b000 [ 895.919326][ T32] r4:85a0b000 [ 895.919376][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 895.919487][ T32] r5:85a0b000 r4:8291a680 [ 895.919555][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.919641][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 895.919740][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc75e08 [ 895.919794][ T32] r4:00000000 [ 895.919853][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 895.919929][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.920000][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.920082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857fb600 [ 895.920135][ T32] r4:00000000 [ 895.920199][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.920307][ T32] r9:83018005 r8:85a0b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 895.920377][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.920477][ T32] r5:00001000 r4:ec9cb000 [ 895.920521][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.920603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.920688][ T32] r5:8597678c r4:85976400 [ 895.920732][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.920887][ T32] r7:dddced80 r6:83018000 r5:8597678c r4:85769e80 [ 895.920950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.921054][ T32] r10:61c88647 r9:85a0b000 r8:85769eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.921113][ T32] r4:85769e80 [ 895.921154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.921273][ T32] r10:00000000 r9:85769e80 r8:80287e08 r7:ecc69e60 r6:857fa480 r5:85a0b000 [ 895.921324][ T32] r4:00000001 [ 895.921379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.921471][ T32] Exception stack(0xecc75fb0 to 0xecc75ff8) [ 895.921525][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 895.921582][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.921639][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.921752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 895.923380][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 13 printk messages dropped ** [ 895.952644][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 10 printk messages dropped ** [ 895.958487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 895.959065][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 895.959966][ T32] r10:8291a684 r9:ecc81d84 r8:00000002 r7:60000113 r6:ecc81d8c r5:85a0c800 ** 5 printk messages dropped ** [ 895.960392][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc81e08 [ 895.960453][ T32] r4:00000000 [ 895.960499][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 895.960577][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.960655][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.960738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857fb540 [ 895.960787][ T32] r4:00000000 [ 895.960829][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 895.960957][ T32] r9:83018005 r8:85a0c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 895.961015][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.961101][ T32] r5:00001000 r4:ec9bf000 [ 895.961147][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.961261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.961423][ T32] r5:8597638c r4:85976000 [ 895.961482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.961576][ T32] r7:dddced80 r6:83018000 r5:8597638c r4:85769f00 [ 895.961624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.961721][ T32] r10:61c88647 r9:85a0c800 r8:85769f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.961773][ T32] r4:85769f00 [ 895.961817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.961907][ T32] r10:00000000 r9:85769f00 r8:80287e08 r7:ecc75e60 r6:857fa500 r5:85a0c800 [ 895.961956][ T32] r4:00000001 [ 895.961998][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.962070][ T32] Exception stack(0xecc81fb0 to 0xecc81ff8) [ 895.962124][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.962191][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.962252][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.962315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.962364][ T32] r4:857fb4c0 [ 895.981215][ T32] INFO: task kworker/0:892:6177 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 895.981373][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.981632][ T32] Workqueue: events bpf_prog_free_deferred [ 895.981743][ T32] Call trace: [ 895.981806][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 895.981907][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 895.981953][ T32] r4:00000000 [ 895.981999][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.982103][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 895.982173][ T32] dd20: a7b6d000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 895.982231][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 895.982281][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 895.982429][ T32] r5:800b0013 r4:80239bb0 [ 895.982486][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.982575][ T32] r4:82ac21e4 [ 895.982621][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 895.983198][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 895.994445][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 895.994806][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 895.995062][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 895.995405][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 895.995777][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 895.996124][ T32] r5:85976b8c r4:85976800 [ 895.996166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 895.996237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 895.996664][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 895.997779][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 895.998121][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 895.998341][ T32] r4:eaa3ddc0 ** 5 printk messages dropped ** [ 895.998556][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 895.999065][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 895.999446][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 895.999701][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 895.999925][ T32] r5:8598ec00 r4:8291a680 ** 5 printk messages dropped ** [ 896.000171][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 896.000553][ T32] r5:85976f8c r4:85976c00 [ 896.000601][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 896.000752][ T32] r10:61c88647 r9:8598ec00 r8:859f402c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 896.001114][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 896.001659][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 896.002059][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 896.002248][ T32] r4:82ac21e4 [ 896.002268][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.002308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.002336][ T32] r4:eaa3ddc0 [ 896.002358][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.002426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.002453][ T32] r4:00000000 [ 896.002472][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.002515][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.002539][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.002595][ T32] r5:00001000 r4:dfc17000 [ 896.002619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.002684][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.002730][ T32] r5:85272f8c r4:85272c00 [ 896.002751][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.002802][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.002824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.002874][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.002923][ T32] r4:85249580 [ 896.003021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.003079][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.003103][ T32] r4:00000001 [ 896.003201][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.003241][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.003283][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.003316][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.003343][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.003373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.003395][ T32] r4:85243c40 [ 896.003416][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.003493][ T32] INFO: task kworker/0:895:6182 blocked for more than 473 seconds. [ 896.024897][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.024950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.024975][ T32] task:kworker/0:895 state:D stack:0 pid:6182 tgid:6182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.025076][ T32] Workqueue: events bpf_prog_free_deferred [ 896.025141][ T32] Call trace: [ 896.025226][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 896.025292][ T32] r10:8291a684 r9:ecc99d84 r8:00000002 r7:60000113 r6:ecc99d8c r5:85a0d400 [ 896.025320][ T32] r4:85a0d400 [ 896.025343][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 896.025390][ T32] r5:85a0d400 r4:8291a680 [ 896.025438][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.025489][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 896.025535][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc99e08 [ 896.025558][ T32] r4:00000000 [ 896.025618][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 896.025658][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.025700][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.025743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f0f00 [ 896.025765][ T32] r4:00000000 [ 896.025787][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.025836][ T32] r9:83018005 r8:85a0d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 896.025858][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.025961][ T32] r5:00001000 r4:eccdf000 [ 896.025989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 896.026102][ T32] r5:8597878c r4:85978400 [ 896.026194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.026250][ T32] r7:dddced80 r6:83018000 r5:8597878c r4:859f4080 [ 896.026272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 896.026493][ T32] Exception stack(0xecc99fb0 to 0xecc99ff8) ** 7 printk messages dropped ** [ 896.027365][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 896.027514][ T32] r4:00000000 ** 6 printk messages dropped ** [ 896.027713][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 896.028094][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 9 printk messages dropped ** [ 896.028527][ T32] r4:85249580 ** 4 printk messages dropped ** [ 896.028730][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 8 printk messages dropped ** [ 896.029125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 896.029782][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 896.030279][ T32] r5:8597738c r4:85977000 ** 4 printk messages dropped ** [ 896.030501][ T32] r4:859f4100 ** 6 printk messages dropped ** [ 896.030745][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 896.031546][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 896.031883][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 896.032057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 1 printk messages dropped ** [ 896.032100][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.032160][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.032185][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.032227][ T32] r5:00001000 r4:dfc17000 [ 896.032247][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.032286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.032338][ T32] r5:85272f8c r4:85272c00 [ 896.032361][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.032438][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.032486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.032535][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.032558][ T32] r4:85249580 [ 896.032603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.032651][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.032698][ T32] r4:00000001 [ 896.032720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.032755][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.032805][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.032878][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.032912][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.032966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.032992][ T32] r4:85243c40 [ 896.033014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.033039][ T32] INFO: task kworker/0:897:6186 blocked for more than 473 seconds. [ 896.033065][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.033088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.033136][ T32] task:kworker/0:897 state:D stack:0 pid:6186 tgid:6186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.033209][ T32] Workqueue: events bpf_prog_free_deferred [ 896.033250][ T32] Call trace: [ 896.033304][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 896.033354][ T32] r10:8291a684 r9:eccb5d84 r8:00000002 r7:60000013 r6:eccb5d8c r5:85a10c00 [ 896.033376][ T32] r4:85a10c00 [ 896.033396][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 896.033437][ T32] r5:85a10c00 r4:8291a680 [ 896.033456][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.055621][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 896.055819][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb5e08 [ 896.055874][ T32] r4:00000000 [ 896.055914][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 896.055985][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.056063][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.056147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857fbbc0 [ 896.056193][ T32] r4:00000000 [ 896.056239][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.056329][ T32] r9:83018005 r8:85a10c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 896.056373][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.056460][ T32] r5:00001000 r4:ecca7000 [ 896.056503][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.056576][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.056659][ T32] r5:8597778c r4:85977400 [ 896.056703][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.056795][ T32] r7:dddced80 r6:83018000 r5:8597778c r4:859f4180 [ 896.056913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.057010][ T32] r10:61c88647 r9:85a10c00 r8:859f41ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.057053][ T32] r4:859f4180 [ 896.057125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.057241][ T32] r10:00000000 r9:859f4180 r8:80287e08 r7:ecc99e60 r6:857fa780 r5:85a10c00 [ 896.057270][ T32] r4:00000001 [ 896.057317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.057362][ T32] Exception stack(0xeccb5fb0 to 0xeccb5ff8) [ 896.057395][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 896.057455][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.057488][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.057517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.057542][ T32] r4:857fba80 [ 896.058196][ T32] INFO: task kworker/0:897:6186 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.058249][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.058319][ T32] Workqueue: events bpf_prog_free_deferred [ 896.058366][ T32] Call trace: [ 896.058415][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.058468][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.058492][ T32] r4:00000000 [ 896.058511][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.058550][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.058607][ T32] dd20: a865f000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.058645][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.058671][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.058717][ T32] r5:800b0013 r4:80239bb0 [ 896.058766][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.058809][ T32] r4:82ac21e4 [ 896.058829][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.058870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.058892][ T32] r4:eaa3ddc0 [ 896.058910][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.058950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.059005][ T32] r4:00000000 [ 896.059027][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.059096][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.059121][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.059171][ T32] r5:00001000 r4:dfc17000 [ 896.059192][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.059230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.059327][ T32] r5:85272f8c r4:85272c00 [ 896.059376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.059429][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.059475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 896.059613][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 8 printk messages dropped ** [ 896.059992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 896.060393][ T32] r10:8291a684 r9:eccb9d84 r8:00000002 r7:60000113 r6:eccb9d8c r5:85a11800 ** 5 printk messages dropped ** [ 896.060660][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb9e08 ** 12 printk messages dropped ** [ 896.061275][ T32] r5:85977b8c r4:85977800 ** 1 printk messages dropped ** [ 896.061342][ T32] r7:dddced80 r6:83018000 r5:85977b8c r4:859f4200 ** 12 printk messages dropped ** [ 896.061871][ T32] r4:857fbb40 ** 6 printk messages dropped ** [ 896.062447][ T32] r4:00000000 ** 6 printk messages dropped ** [ 896.062629][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 896.063076][ T32] r5:00001000 r4:dfc17000 ** 6 printk messages dropped ** [ 896.063326][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 896.080367][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 896.080668][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 896.080948][ T32] r4:85a13000 [ 896.080976][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 896.081032][ T32] r5:85a13000 r4:8291a680 [ 896.081064][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.081107][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 896.081155][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc5e08 [ 896.081200][ T32] r4:00000000 [ 896.081242][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 896.081290][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.081332][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.081403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857fbe80 [ 896.081454][ T32] r4:00000000 [ 896.081478][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.081525][ T32] r9:83018005 r8:85a13000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 896.081558][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.081605][ T32] r5:00001000 r4:eccc7000 [ 896.081626][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.081666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.081728][ T32] r5:85977f8c r4:85977c00 [ 896.081752][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.081811][ T32] r7:dddced80 r6:83018000 r5:85977f8c r4:859f4280 [ 896.081841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.081889][ T32] r10:61c88647 r9:85a13000 r8:859f42ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.081932][ T32] r4:859f4280 [ 896.081955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.082019][ T32] r10:00000000 r9:859f4280 r8:80287e08 r7:ecc99e60 r6:857fa880 r5:85a13000 [ 896.082044][ T32] r4:00000001 [ 896.082063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.082127][ T32] Exception stack(0xeccc5fb0 to 0xeccc5ff8) [ 896.082163][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 896.082191][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.082217][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.082244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.082281][ T32] r4:857fbb40 [ 896.082890][ T32] INFO: task kworker/0:899:6189 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.082924][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.083005][ T32] Workqueue: events bpf_prog_free_deferred [ 896.083075][ T32] Call trace: [ 896.083129][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.083185][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.083308][ T32] r4:00000000 [ 896.083352][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.083395][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.083423][ T32] dd20: a8d8d000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.083523][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.100087][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.100182][ T32] r5:800b0013 r4:80239bb0 [ 896.100219][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.100326][ T32] r4:82ac21e4 [ 896.100350][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.100400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.100454][ T32] r4:eaa3ddc0 [ 896.100505][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.100559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.100583][ T32] r4:00000000 [ 896.100613][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 896.100949][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 5 printk messages dropped ** [ 896.101229][ T32] r4:00000001 ** 3 printk messages dropped ** [ 896.101350][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 896.101726][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 896.101975][ T32] r5:85a12400 r4:8291a680 ** 5 printk messages dropped ** [ 896.102205][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 896.102637][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.102682][ T32] r5:8597838c r4:85978000 ** 4 printk messages dropped ** [ 896.102866][ T32] r4:859f4300 ** 7 printk messages dropped ** [ 896.103150][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 896.114884][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 896.115315][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 896.115560][ T32] r4:00000000 ** 5 printk messages dropped ** [ 896.115930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 896.116355][ T32] r4:00000001 ** 4 printk messages dropped ** [ 896.116568][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 896.116972][ T32] Call trace: ** 6 printk messages dropped ** [ 896.117431][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 896.117522][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce9e08 [ 896.117569][ T32] r4:00000000 [ 896.117644][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 896.117709][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.117782][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.117868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a3c000 [ 896.117925][ T32] r4:00000000 [ 896.117993][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.118071][ T32] r9:83018005 r8:85a13c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 896.118094][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.118218][ T32] r5:00001000 r4:ecce5000 [ 896.118264][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.118334][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.118395][ T32] r5:85978b8c r4:85978800 [ 896.118440][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.118564][ T32] r7:dddced80 r6:83018000 r5:85978b8c r4:859f4380 [ 896.118624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.118723][ T32] r10:61c88647 r9:85a13c00 r8:859f43ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.118787][ T32] r4:859f4380 [ 896.118835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.118910][ T32] r10:00000000 r9:859f4380 r8:80287e08 r7:ecc99e60 r6:857fa980 r5:85a13c00 [ 896.118958][ T32] r4:00000001 [ 896.119017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.119106][ T32] Exception stack(0xecce9fb0 to 0xecce9ff8) [ 896.119141][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 896.119208][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.119254][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.119318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.119354][ T32] r4:853f0e00 [ 896.119901][ T32] INFO: task kworker/0:901:6194 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.119943][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.120066][ T32] Workqueue: events bpf_prog_free_deferred [ 896.120180][ T32] Call trace: [ 896.120280][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.120383][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.120441][ T32] r4:00000000 [ 896.120494][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.120584][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.120656][ T32] dd20: a923c000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.120705][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.120753][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.120815][ T32] r5:800b0013 r4:80239bb0 [ 896.120846][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.120891][ T32] r4:82ac21e4 [ 896.120935][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.121046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.121137][ T32] r4:eaa3ddc0 [ 896.121190][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.121284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.121336][ T32] r4:00000000 [ 896.121389][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.121445][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.121496][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.121585][ T32] r5:00001000 r4:dfc17000 [ 896.121633][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.121688][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.121782][ T32] r5:85272f8c r4:85272c00 [ 896.121825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.121935][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.122011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.122106][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.122153][ T32] r4:85249580 [ 896.122201][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.122301][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.122347][ T32] r4:00000001 [ 896.122380][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.122420][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.122448][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.122492][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.122549][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.122632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.122690][ T32] r4:85243c40 [ 896.122722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.122751][ T32] INFO: task kworker/0:902:6195 blocked for more than 473 seconds. [ 896.122779][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.122802][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.122864][ T32] task:kworker/0:902 state:D stack:0 pid:6195 tgid:6195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.122994][ T32] Workqueue: events bpf_prog_free_deferred [ 896.123068][ T32] Call trace: [ 896.123110][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 896.123192][ T32] r10:8291a684 r9:eccf1d84 r8:00000002 r7:60000013 r6:eccf1d8c r5:85a15400 [ 896.123218][ T32] r4:85a15400 [ 896.123240][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 896.123324][ T32] r5:85a15400 r4:8291a680 [ 896.123371][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.123444][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 896.123532][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccf1e08 [ 896.154138][ T32] r4:00000000 [ 896.154226][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 896.154315][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.154367][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.154433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a3c200 [ 896.154471][ T32] r4:00000000 [ 896.154493][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.154542][ T32] r9:83018005 r8:85a15400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 896.154565][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.154611][ T32] r5:00001000 r4:eccf3000 [ 896.154642][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.154723][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.154776][ T32] r5:85978f8c r4:85978c00 [ 896.154827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.154900][ T32] r7:dddced80 r6:83018000 r5:85978f8c r4:859f4400 [ 896.154942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.154992][ T32] r10:61c88647 r9:85a15400 r8:859f442c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.155035][ T32] r4:859f4400 [ 896.155068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.155135][ T32] r10:00000000 r9:859f4400 r8:80287e08 r7:ecce9e60 r6:857faa00 r5:85a15400 [ 896.155179][ T32] r4:00000001 [ 896.155224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.155271][ T32] Exception stack(0xeccf1fb0 to 0xeccf1ff8) [ 896.155301][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.155383][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.155428][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.155479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.155531][ T32] r4:85a3c0c0 ** 2 printk messages dropped ** [ 896.156488][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 896.156824][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 7 printk messages dropped ** [ 896.157270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 7 printk messages dropped ** [ 896.157648][ T32] r5:00001000 r4:dfc17000 ** 7 printk messages dropped ** [ 896.158112][ T32] r4:85249580 ** 4 printk messages dropped ** [ 896.158314][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 896.158597][ T32] INFO: task kworker/0:903:6198 blocked for more than 473 seconds. ** 4 printk messages dropped ** [ 896.158910][ T32] Call trace: ** 6 printk messages dropped ** [ 896.159310][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 896.159651][ T32] r4:00000000 ** 5 printk messages dropped ** [ 896.159945][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.160010][ T32] r5:8597938c r4:85979000 ** 2 printk messages dropped ** [ 896.160164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 896.160565][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 896.161585][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 896.162151][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 896.162885][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 896.163194][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 5 printk messages dropped ** [ 896.163494][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 896.184648][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 896.184976][ T32] r4:85a16c00 ** 4 printk messages dropped ** [ 896.185342][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca11e08 ** 1 printk messages dropped ** [ 896.185444][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 896.185507][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.185549][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.185638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a3c400 [ 896.185698][ T32] r4:00000000 [ 896.185737][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.185793][ T32] r9:83018005 r8:85a16c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 896.185832][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.185922][ T32] r5:00001000 r4:eb127000 [ 896.185980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.186045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.186123][ T32] r5:8597978c r4:85979400 [ 896.186187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.186278][ T32] r7:dddced80 r6:83018000 r5:8597978c r4:859f4500 [ 896.186302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.186392][ T32] r10:61c88647 r9:85a16c00 r8:859f452c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.186440][ T32] r4:859f4500 [ 896.186483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.186576][ T32] r10:00000000 r9:859f4500 r8:80287e08 r7:eca01e60 r6:857fab00 r5:85a16c00 [ 896.186639][ T32] r4:00000001 [ 896.186684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.186758][ T32] Exception stack(0xeca11fb0 to 0xeca11ff8) [ 896.186789][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.186838][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.186892][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.186977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.187017][ T32] r4:85a3c300 [ 896.187867][ T32] INFO: task kworker/0:904:6200 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.187940][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.188029][ T32] Workqueue: events bpf_prog_free_deferred [ 896.188101][ T32] Call trace: [ 896.188168][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.188269][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.188298][ T32] r4:00000000 [ 896.188320][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.188400][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.188463][ T32] dd20: a9ddc000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.188519][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.188546][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.188569][ T32] r5:800b0013 r4:80239bb0 [ 896.188612][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.188692][ T32] r4:82ac21e4 [ 896.188740][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.188807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.188831][ T32] r4:eaa3ddc0 [ 896.188877][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.188957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.189007][ T32] r4:00000000 [ 896.189064][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.189155][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.189289][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.189348][ T32] r5:00001000 r4:dfc17000 [ 896.189370][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.189439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.189524][ T32] r5:85272f8c r4:85272c00 [ 896.189592][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.189655][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.189697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.189790][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.189818][ T32] r4:85249580 [ 896.189867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.189938][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.189962][ T32] r4:00000001 [ 896.189990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.190066][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.190125][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.190189][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.190217][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.190253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.190307][ T32] r4:85243c40 [ 896.190346][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.190406][ T32] INFO: task kworker/0:905:6202 blocked for more than 473 seconds. [ 896.190458][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.190484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.190527][ T32] task:kworker/0:905 state:D stack:0 pid:6202 tgid:6202 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.190623][ T32] Workqueue: events bpf_prog_free_deferred [ 896.190710][ T32] Call trace: [ 896.190811][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 896.191187][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 896.191634][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 896.192023][ T32] r5:85979f8c r4:85979c00 ** 1 printk messages dropped ** [ 896.192170][ T32] r7:dddced80 r6:83018000 r5:85979f8c r4:859f4580 ** 1 printk messages dropped ** [ 896.192284][ T32] r10:61c88647 r9:85a14800 r8:859f45ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.192337][ T32] r4:859f4580 [ 896.192374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.192432][ T32] r10:00000000 r9:859f4580 r8:80287e08 r7:eca11e60 r6:857fab80 r5:85a14800 [ 896.192455][ T32] r4:00000001 [ 896.192473][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.192515][ T32] Exception stack(0xeca41fb0 to 0xeca41ff8) [ 896.192587][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.192633][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.192679][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.192716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.192739][ T32] r4:85a3c440 [ 896.193056][ T32] INFO: task kworker/0:905:6202 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.193119][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.193225][ T32] Workqueue: events bpf_prog_free_deferred [ 896.193274][ T32] Call trace: [ 896.193315][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.193417][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.219736][ T32] r4:00000000 [ 896.219850][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.219958][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.220024][ T32] dd20: aa344000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.220082][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.220114][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.220140][ T32] r5:800b0013 r4:80239bb0 [ 896.220196][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.220282][ T32] r4:82ac21e4 [ 896.220324][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.220379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.220416][ T32] r4:eaa3ddc0 [ 896.220455][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.220540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.220598][ T32] r4:00000000 [ 896.220651][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.220729][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.220782][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.220870][ T32] r5:00001000 r4:dfc17000 [ 896.220904][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.220949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.221060][ T32] r5:85272f8c r4:85272c00 [ 896.221110][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.221224][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.221275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.221392][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.221431][ T32] r4:85249580 [ 896.221467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.221566][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.221622][ T32] r4:00000001 [ 896.221663][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.221704][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.221768][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.221859][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.221916][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 896.222150][ T32] INFO: task kworker/0:906:6204 blocked for more than 473 seconds. ** 4 printk messages dropped ** [ 896.222504][ T32] Call trace: ** 2 printk messages dropped ** [ 896.222664][ T32] r4:85a02400 ** 4 printk messages dropped ** [ 896.222966][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccfde08 ** 8 printk messages dropped ** [ 896.223411][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 896.229666][ T32] r5:85979b8c r4:85979800 ** 2 printk messages dropped ** [ 896.229814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 896.231622][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 896.232203][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 9 printk messages dropped ** [ 896.232700][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 12 printk messages dropped ** [ 896.233314][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 896.246896][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 896.247311][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 896.247886][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 896.247952][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd05e08 [ 896.248000][ T32] r4:00000000 [ 896.248030][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 896.248071][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.248154][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.248236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a3c840 [ 896.248263][ T32] r4:00000000 [ 896.248284][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.248332][ T32] r9:83018005 r8:85a10000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 896.248354][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.248420][ T32] r5:00001000 r4:eb7b7000 [ 896.248467][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.248535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.248584][ T32] r5:8597a38c r4:8597a000 [ 896.248627][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.248706][ T32] r7:dddced80 r6:83018000 r5:8597a38c r4:859f4680 [ 896.248762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.248816][ T32] r10:61c88647 r9:85a10000 r8:859f46ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.248839][ T32] r4:859f4680 [ 896.248860][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.248934][ T32] r10:00000000 r9:859f4680 r8:80287e08 r7:eca41e60 r6:857fac80 r5:85a10000 [ 896.248975][ T32] r4:00000001 [ 896.249000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.249103][ T32] Exception stack(0xecd05fb0 to 0xecd05ff8) [ 896.249190][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 896.249281][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.249376][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.249446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.249491][ T32] r4:85a3c700 [ 896.250295][ T32] INFO: task kworker/0:907:6206 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.250369][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.250474][ T32] Workqueue: events bpf_prog_free_deferred [ 896.250571][ T32] Call trace: [ 896.250663][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.250748][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.250792][ T32] r4:00000000 [ 896.250846][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.250922][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.251019][ T32] dd20: aa5a7000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.251075][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.251127][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.251188][ T32] r5:800b0013 r4:80239bb0 [ 896.251258][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.251327][ T32] r4:82ac21e4 [ 896.251371][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.251460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.251527][ T32] r4:eaa3ddc0 [ 896.251578][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.251662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 7 printk messages dropped ** [ 896.252227][ T32] r5:85272f8c r4:85272c00 ** 7 printk messages dropped ** [ 896.252702][ T32] r4:00000001 ** 8 printk messages dropped ** [ 896.253218][ T32] INFO: task kworker/0:908:6208 blocked for more than 473 seconds. ** 11 printk messages dropped ** [ 896.271000][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 896.271802][ T32] r5:00001000 r4:ec413000 ** 2 printk messages dropped ** [ 896.272049][ T32] r5:8597b38c r4:8597b000 ** 3 printk messages dropped ** [ 896.272342][ T32] r10:61c88647 r9:85a18c00 r8:859f472c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 896.272886][ T32] r4:85a3c7c0 ** 3 printk messages dropped ** [ 896.280912][ T32] Call trace: ** 6 printk messages dropped ** [ 896.281414][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 11 printk messages dropped ** [ 896.282175][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 11 printk messages dropped ** [ 896.282879][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 9 printk messages dropped ** [ 896.283318][ T32] INFO: task kworker/0:909:6210 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 896.296501][ T32] r5:85a1a400 r4:8291a680 ** 1 printk messages dropped ** [ 896.296601][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 896.296691][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd15e08 [ 896.296743][ T32] r4:00000000 [ 896.296782][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 896.296835][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.296909][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.296995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a3c900 [ 896.297044][ T32] r4:00000000 [ 896.297067][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.297151][ T32] r9:83018005 r8:85a1a400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 896.297225][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.297301][ T32] r5:00001000 r4:eb8af000 [ 896.297324][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.297389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.297475][ T32] r5:8597a78c r4:8597a400 [ 896.297522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.297586][ T32] r7:dddced80 r6:83018000 r5:8597a78c r4:859f4780 [ 896.297617][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.297710][ T32] r10:61c88647 r9:85a1a400 r8:859f47ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.297761][ T32] r4:859f4780 [ 896.297806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.297857][ T32] r10:00000000 r9:859f4780 r8:80287e08 r7:ecd0de60 r6:857fad80 r5:85a1a400 [ 896.297909][ T32] r4:00000001 [ 896.297949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.298028][ T32] Exception stack(0xecd15fb0 to 0xecd15ff8) [ 896.298071][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 896.298102][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.298211][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.298282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.298319][ T32] r4:85a3c7c0 [ 896.299166][ T32] INFO: task kworker/0:909:6210 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.299240][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.299356][ T32] Workqueue: events bpf_prog_free_deferred [ 896.299521][ T32] Call trace: [ 896.299611][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.299680][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.299734][ T32] r4:00000000 [ 896.299778][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.299856][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.299901][ T32] dd20: aacdb000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.299930][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.299956][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.300009][ T32] r5:800b0013 r4:80239bb0 [ 896.300112][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.300183][ T32] r4:82ac21e4 [ 896.300247][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.300340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.300373][ T32] r4:eaa3ddc0 [ 896.300394][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.300478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.300524][ T32] r4:00000000 [ 896.300569][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.300639][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.300662][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.300730][ T32] r5:00001000 r4:dfc17000 [ 896.300782][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.300880][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.300977][ T32] r5:85272f8c r4:85272c00 [ 896.301032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.301149][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.301224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.301327][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.301371][ T32] r4:85249580 [ 896.301423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.301496][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.301554][ T32] r4:00000001 [ 896.301641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.301718][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.301748][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.301806][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.301859][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.301923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.301978][ T32] r4:85243c40 [ 896.302007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.302058][ T32] INFO: task kworker/0:910:6211 blocked for more than 473 seconds. [ 896.302120][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.302215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.302245][ T32] task:kworker/0:910 state:D stack:0 pid:6211 tgid:6211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.302372][ T32] Workqueue: events bpf_prog_free_deferred [ 896.302422][ T32] Call trace: [ 896.302453][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 896.302503][ T32] r10:8291a684 r9:eccd1d84 r8:00000002 r7:60000113 r6:eccd1d8c r5:850b6000 [ 896.302526][ T32] r4:850b6000 ** 3 printk messages dropped ** [ 896.302800][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 896.303174][ T32] r9:83018005 r8:850b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 ** 4 printk messages dropped ** [ 896.303479][ T32] r5:8597ab8c r4:8597a800 ** 2 printk messages dropped ** [ 896.325774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 896.326059][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 896.326913][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 896.327348][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 16 printk messages dropped ** [ 896.327915][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 896.328192][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 11 printk messages dropped ** [ 896.328616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 896.328904][ T32] r5:850b6c00 r4:8291a680 ** 4 printk messages dropped ** [ 896.329124][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 896.329623][ T32] r5:8597af8c r4:8597ac00 ** 1 printk messages dropped ** [ 896.329686][ T32] r7:dddced80 r6:83018000 r5:8597af8c r4:859f4900 ** 2 printk messages dropped ** [ 896.329783][ T32] r4:859f4900 [ 896.329801][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.329845][ T32] r10:00000000 r9:859f4900 r8:80287e08 r7:ecd0de60 r6:859f4980 r5:850b6c00 [ 896.329866][ T32] r4:00000001 [ 896.329901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.329940][ T32] Exception stack(0xecd19fb0 to 0xecd19ff8) [ 896.329978][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 896.330023][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.330052][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.330080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.330103][ T32] r4:85a3ca80 [ 896.330429][ T32] INFO: task kworker/0:911:6214 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.330462][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.330515][ T32] Workqueue: events bpf_prog_free_deferred [ 896.330594][ T32] Call trace: [ 896.330647][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.330701][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.330750][ T32] r4:00000000 [ 896.330776][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.330816][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.330843][ T32] dd20: ab199000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.330882][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.330910][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.330934][ T32] r5:800b0013 r4:80239bb0 [ 896.330954][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.331016][ T32] r4:82ac21e4 [ 896.331038][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.331080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.331102][ T32] r4:eaa3ddc0 [ 896.331120][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.331192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.331218][ T32] r4:00000000 [ 896.331238][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.331292][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.331316][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.331398][ T32] r5:00001000 r4:dfc17000 [ 896.331430][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.331473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.331515][ T32] r5:85272f8c r4:85272c00 [ 896.331568][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.331644][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.331672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.331725][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.331748][ T32] r4:85249580 [ 896.331767][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.331825][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.331851][ T32] r4:00000001 [ 896.331870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.331925][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.331959][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.331987][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.332013][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.332044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.332068][ T32] r4:85243c40 [ 896.332088][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.332113][ T32] INFO: task kworker/0:912:6217 blocked for more than 473 seconds. [ 896.332159][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.332186][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.332238][ T32] task:kworker/0:912 state:D stack:0 pid:6217 tgid:6217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.332287][ T32] Workqueue: events bpf_prog_free_deferred [ 896.332326][ T32] Call trace: [ 896.332381][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 896.332436][ T32] r10:8291a684 r9:ecd1dd84 r8:00000002 r7:60000113 r6:ecd1dd8c r5:850b3000 [ 896.332462][ T32] r4:850b3000 [ 896.332482][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 896.332544][ T32] r5:850b3000 r4:8291a680 [ 896.332588][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.332649][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 896.332701][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd1de08 [ 896.332746][ T32] r4:00000000 [ 896.332777][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 896.332833][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.332870][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.332911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a4c040 [ 896.332954][ T32] r4:00000000 ** 2 printk messages dropped ** [ 896.333040][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 896.333186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.333236][ T32] r5:8597bf8c r4:8597bc00 [ 896.333256][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 896.333367][ T32] r10:61c88647 r9:850b3000 r8:859f4a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 896.353153][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 896.354519][ T32] Call trace: ** 8 printk messages dropped ** [ 896.354852][ T32] r5:800b0013 r4:80239bb0 ** 11 printk messages dropped ** [ 896.355342][ T32] r5:00001000 r4:dfc17000 ** 10 printk messages dropped ** [ 896.355747][ T32] r4:00000001 ** 6 printk messages dropped ** [ 896.356031][ T32] r4:85243c40 ** 4 printk messages dropped ** [ 896.356296][ T32] task:kworker/0:913 state:D stack:0 pid:6219 tgid:6219 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 896.356777][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 896.357055][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 896.357337][ T32] r5:00001000 r4:ec45f000 ** 1 printk messages dropped ** [ 896.357395][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.357455][ T32] r5:8597b78c r4:8597b400 [ 896.357478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.357524][ T32] r7:dddced80 r6:83018000 r5:8597b78c r4:859f4b00 [ 896.357545][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.357591][ T32] r10:61c88647 r9:850b5400 r8:859f4b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.357613][ T32] r4:859f4b00 [ 896.357641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.357715][ T32] r10:00000000 r9:859f4b00 r8:80287e08 r7:ecd1de60 r6:859f4b80 r5:850b5400 [ 896.357760][ T32] r4:00000001 [ 896.357782][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.357818][ T32] Exception stack(0xecd25fb0 to 0xecd25ff8) [ 896.357843][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 896.357870][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.357897][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.357925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.357946][ T32] r4:85823300 [ 896.358349][ T32] INFO: task kworker/0:913:6219 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.358383][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.358452][ T32] Workqueue: events bpf_prog_free_deferred [ 896.358529][ T32] Call trace: [ 896.358562][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.358612][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.358635][ T32] r4:00000000 [ 896.358658][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.358707][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.358738][ T32] dd20: ab612000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.358767][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.358801][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.358828][ T32] r5:800b0013 r4:80239bb0 [ 896.358849][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.358889][ T32] r4:82ac21e4 [ 896.358930][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.358976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.358999][ T32] r4:eaa3ddc0 [ 896.359018][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.359058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.359089][ T32] r4:00000000 [ 896.359128][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.359190][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.359232][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.359285][ T32] r5:00001000 r4:dfc17000 [ 896.359310][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.359350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.359391][ T32] r5:85272f8c r4:85272c00 [ 896.359412][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.359456][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.359476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.359522][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.359562][ T32] r4:85249580 [ 896.359593][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.359641][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.359675][ T32] r4:00000001 [ 896.359706][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.359744][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.359781][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.359811][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.359846][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.359877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.359899][ T32] r4:85243c40 [ 896.359920][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.359965][ T32] INFO: task kworker/0:914:6220 blocked for more than 473 seconds. [ 896.359996][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.360019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.360049][ T32] task:kworker/0:914 state:D stack:0 pid:6220 tgid:6220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.360125][ T32] Workqueue: events bpf_prog_free_deferred [ 896.360194][ T32] Call trace: [ 896.360234][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 896.360304][ T32] r10:8291a684 r9:ecb61d84 r8:00000002 r7:60000013 r6:ecb61d8c r5:850b3c00 [ 896.360329][ T32] r4:850b3c00 [ 896.360350][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 896.360391][ T32] r5:850b3c00 r4:8291a680 [ 896.360420][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.360460][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 896.360522][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb61e08 [ 896.360557][ T32] r4:00000000 [ 896.360580][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 896.360614][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.360668][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.360740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85823000 [ 896.360778][ T32] r4:00000000 [ 896.360800][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.360843][ T32] r9:83018005 r8:850b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 896.360883][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.360948][ T32] r5:00001000 r4:ec4d1000 [ 896.360975][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.361025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.361069][ T32] r5:8597bb8c r4:8597b800 [ 896.361090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.361134][ T32] r7:dddced80 r6:83018000 r5:8597bb8c r4:859f4c00 [ 896.361193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.361249][ T32] r10:61c88647 r9:850b3c00 r8:859f4c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.361271][ T32] r4:859f4c00 [ 896.361289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.361332][ T32] r10:00000000 r9:859f4c00 r8:80287e08 r7:ecd1de60 r6:859f4c80 r5:850b3c00 [ 896.361375][ T32] r4:00000001 [ 896.361398][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.361433][ T32] Exception stack(0xecb61fb0 to 0xecb61ff8) [ 896.361458][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.361486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.361513][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.361540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.361562][ T32] r4:85823300 [ 896.361860][ T32] INFO: task kworker/0:914:6220 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.361892][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.361944][ T32] Workqueue: events bpf_prog_free_deferred [ 896.361985][ T32] Call trace: [ 896.362030][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.362086][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.362109][ T32] r4:00000000 [ 896.362128][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.362174][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.362241][ T32] dd20: ab612000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.362296][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.362329][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.362354][ T32] r5:800b0013 r4:80239bb0 [ 896.362375][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.362424][ T32] r4:82ac21e4 [ 896.362468][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.362512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.362548][ T32] r4:eaa3ddc0 [ 896.362570][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.362623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.362649][ T32] r4:00000000 [ 896.362669][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.362712][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.362756][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.362800][ T32] r5:00001000 r4:dfc17000 [ 896.362820][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.362859][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.362900][ T32] r5:85272f8c r4:85272c00 [ 896.362920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.362983][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.363008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.363055][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.363077][ T32] r4:85249580 [ 896.363096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.363141][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.363178][ T32] r4:00000001 [ 896.363200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.363235][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.363260][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 896.363313][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 896.398411][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 896.398746][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 896.399344][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 896.400281][ T32] r5:00001000 r4:ec535000 ** 1 printk messages dropped ** [ 896.400428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 896.400805][ T32] r10:61c88647 r9:85200000 r8:859f4d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 896.401402][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 896.407560][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 896.408251][ T32] r5:00001000 r4:dfc17000 ** 10 printk messages dropped ** [ 896.408994][ T32] r4:00000001 ** 5 printk messages dropped ** [ 896.409475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 896.410221][ T32] r10:8291a684 r9:ecd2dd84 r8:00000002 r7:60000113 r6:ecd2dd8c r5:85200c00 ** 10 printk messages dropped ** [ 896.411050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a4c380 ** 6 printk messages dropped ** [ 896.411519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.411632][ T32] r5:85ab878c r4:85ab8400 [ 896.411676][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.411764][ T32] r7:dddced80 r6:83018000 r5:85ab878c r4:859f4e00 [ 896.411839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.411959][ T32] r10:61c88647 r9:85200c00 r8:859f4e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.412015][ T32] r4:859f4e00 [ 896.412060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.412159][ T32] r10:00000000 r9:859f4e00 r8:80287e08 r7:ecd29e60 r6:859f4e80 r5:85200c00 [ 896.412213][ T32] r4:00000001 [ 896.412282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.412372][ T32] Exception stack(0xecd2dfb0 to 0xecd2dff8) [ 896.412448][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.412508][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.412586][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.412679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.412739][ T32] r4:85a4c180 [ 896.434291][ T32] INFO: task kworker/0:916:6224 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.434390][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.434470][ T32] Workqueue: events bpf_prog_free_deferred [ 896.434548][ T32] Call trace: [ 896.434609][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.434668][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.434693][ T32] r4:00000000 [ 896.434738][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.434804][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.434837][ T32] dd20: abfe0000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.434865][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.434913][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.434969][ T32] r5:800b0013 r4:80239bb0 [ 896.434993][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.435046][ T32] r4:82ac21e4 [ 896.435089][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.435133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.435163][ T32] r4:eaa3ddc0 [ 896.435184][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.435247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.435298][ T32] r4:00000000 [ 896.435343][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.435404][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.435442][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.435514][ T32] r5:00001000 r4:dfc17000 [ 896.435537][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.435578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.435620][ T32] r5:85272f8c r4:85272c00 [ 896.435669][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.435720][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.435773][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.435849][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.435879][ T32] r4:85249580 [ 896.435945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.436017][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.436070][ T32] r4:00000001 [ 896.436114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.436166][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.436224][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.436256][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.436282][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.436332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.436359][ T32] r4:85243c40 [ 896.436382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.436548][ T32] INFO: task kworker/0:917:6227 blocked for more than 473 seconds. [ 896.436595][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.436623][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.436644][ T32] task:kworker/0:917 state:D stack:0 pid:6227 tgid:6227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.436691][ T32] Workqueue: events bpf_prog_free_deferred [ 896.436747][ T32] Call trace: [ 896.436811][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 896.436874][ T32] r10:8291a684 r9:ecd31d84 r8:00000002 r7:60000113 r6:ecd31d8c r5:85201800 [ 896.436921][ T32] r4:85201800 [ 896.436945][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 896.436988][ T32] r5:85201800 r4:8291a680 [ 896.437008][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 896.437314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a4c480 ** 6 printk messages dropped ** [ 896.437557][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.437599][ T32] r5:85ab8b8c r4:85ab8800 ** 3 printk messages dropped ** [ 896.437752][ T32] r10:61c88647 r9:85201800 r8:859f4f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 896.437975][ T32] Exception stack(0xecd31fb0 to 0xecd31ff8) ** 6 printk messages dropped ** [ 896.438670][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 896.439200][ T32] dd20: abfe0000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.439236][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.439264][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.439313][ T32] r5:800b0013 r4:80239bb0 [ 896.439338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.439384][ T32] r4:82ac21e4 [ 896.439430][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.439475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.439503][ T32] r4:eaa3ddc0 [ 896.439549][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.439594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.439647][ T32] r4:00000000 [ 896.439693][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.439765][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.439813][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.439885][ T32] r5:00001000 r4:dfc17000 [ 896.439918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.439960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.440002][ T32] r5:85272f8c r4:85272c00 [ 896.440046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.440097][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.440147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.440222][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.440248][ T32] r4:85249580 [ 896.440269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.440315][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.440342][ T32] r4:00000001 [ 896.440363][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.440450][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.440479][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.440532][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.440562][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.440592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.440616][ T32] r4:85243c40 [ 896.440683][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.440713][ T32] INFO: task kworker/0:918:6228 blocked for more than 473 seconds. [ 896.440741][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.440764][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.440784][ T32] task:kworker/0:918 state:D stack:0 pid:6228 tgid:6228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.440881][ T32] Workqueue: events bpf_prog_free_deferred [ 896.441016][ T32] Call trace: [ 896.441104][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 896.441212][ T32] r10:8291a684 r9:ecd35d84 r8:00000002 r7:60000113 r6:ecd35d8c r5:85202400 [ 896.441246][ T32] r4:85202400 [ 896.441282][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 896.441360][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 896.441798][ T32] r5:00001000 r4:ec867000 ** 1 printk messages dropped ** [ 896.441859][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.441900][ T32] r5:85ab8f8c r4:85ab8c00 [ 896.441919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 896.442072][ T32] r4:85a56000 ** 4 printk messages dropped ** [ 896.442252][ T32] Exception stack(0xecd35fb0 to 0xecd35ff8) ** 6 printk messages dropped ** [ 896.442849][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 896.466056][ T32] r4:00000000 ** 6 printk messages dropped ** [ 896.466756][ T32] r5:85272f8c r4:85272c00 ** 5 printk messages dropped ** [ 896.466982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 896.467205][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 896.467568][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 896.467875][ T32] r5:85203000 r4:8291a680 [ 896.467898][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.467938][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 896.467992][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd39e08 [ 896.468017][ T32] r4:00000000 [ 896.468037][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 896.468088][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.468150][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.468201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a4c7c0 [ 896.468225][ T32] r4:00000000 [ 896.468245][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.468288][ T32] r9:83018005 r8:85203000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 896.468310][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.468351][ T32] r5:00001000 r4:ec87d000 [ 896.468371][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.468440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.468486][ T32] r5:85ab938c r4:85ab9000 [ 896.468507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.468560][ T32] r7:dddced80 r6:83018000 r5:85ab938c r4:85a56100 [ 896.468581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.468628][ T32] r10:61c88647 r9:85203000 r8:85a5612c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.468650][ T32] r4:85a56100 [ 896.468669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.468714][ T32] r10:00000000 r9:85a56100 r8:80287e08 r7:ecd35e60 r6:85a56180 r5:85203000 [ 896.468749][ T32] r4:00000001 [ 896.468772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.468808][ T32] Exception stack(0xecd39fb0 to 0xecd39ff8) [ 896.468834][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 896.468886][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.468943][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.468976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.468999][ T32] r4:85a4c600 [ 896.469679][ T32] INFO: task kworker/0:919:6230 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.469746][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.469886][ T32] Workqueue: events bpf_prog_free_deferred [ 896.469977][ T32] Call trace: [ 896.470037][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.470122][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.470157][ T32] r4:00000000 [ 896.470201][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.470272][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.470346][ T32] dd20: ac347000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.470441][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.470499][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.470583][ T32] r5:800b0013 r4:80239bb0 [ 896.470627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.470708][ T32] r4:82ac21e4 [ 896.470776][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.470887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.470947][ T32] r4:eaa3ddc0 [ 896.470985][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.471083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.471150][ T32] r4:00000000 [ 896.471202][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.471294][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.471356][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.471458][ T32] r5:00001000 r4:dfc17000 [ 896.471507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.471561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.471651][ T32] r5:85272f8c r4:85272c00 [ 896.471702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.471755][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.471801][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.471853][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.471928][ T32] r4:85249580 [ 896.471970][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.472022][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 5 printk messages dropped ** [ 896.472282][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 896.472537][ T32] task:kworker/0:920 state:D stack:0 pid:6232 tgid:6232 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 896.472850][ T32] r10:8291a684 r9:ecd3dd84 r8:00000002 r7:60000013 r6:ecd3dd8c r5:85203c00 [ 896.472898][ T32] r4:85203c00 [ 896.472924][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 896.472995][ T32] r5:85203c00 r4:8291a680 [ 896.473023][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.473062][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 896.473104][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd3de08 [ 896.473128][ T32] r4:00000000 [ 896.473251][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 896.473314][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.473354][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.473398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a4c940 [ 896.473473][ T32] r4:00000000 [ 896.492118][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.492224][ T32] r9:83018005 r8:85203c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 896.492292][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.492382][ T32] r5:00001000 r4:ec895000 [ 896.492411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.492454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.492516][ T32] r5:85ab978c r4:85ab9400 [ 896.492597][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.492695][ T32] r7:dddced80 r6:83018000 r5:85ab978c r4:85a56200 [ 896.492724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.492775][ T32] r10:61c88647 r9:85203c00 r8:85a5622c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.492799][ T32] r4:85a56200 [ 896.492847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.492970][ T32] r10:00000000 r9:85a56200 r8:80287e08 r7:ecd39e60 r6:85a56280 r5:85203c00 [ 896.493030][ T32] r4:00000001 [ 896.493061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.493126][ T32] Exception stack(0xecd3dfb0 to 0xecd3dff8) [ 896.493199][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.493241][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.493296][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.493330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.493353][ T32] r4:85a4c700 [ 896.504586][ T32] INFO: task kworker/0:920:6232 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.504681][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.504780][ T32] Workqueue: events bpf_prog_free_deferred [ 896.504871][ T32] Call trace: [ 896.504941][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.505026][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.505055][ T32] r4:00000000 [ 896.505079][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.505121][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.505157][ T32] dd20: ac9f0000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.505231][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.505260][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.505285][ T32] r5:800b0013 r4:80239bb0 [ 896.505306][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.505362][ T32] r4:82ac21e4 [ 896.505407][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 5 printk messages dropped ** [ 896.505642][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 896.506186][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 896.506654][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 896.507134][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 896.507401][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 896.507673][ T32] r5:85204800 r4:8291a680 ** 3 printk messages dropped ** [ 896.507902][ T32] r4:00000000 ** 4 printk messages dropped ** [ 896.508223][ T32] r4:00000000 ** 5 printk messages dropped ** [ 896.508445][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 896.508507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 896.508737][ T32] r10:00000000 r9:85a56300 r8:80287e08 r7:ecd3de60 r6:85a56380 r5:85204800 [ 896.508787][ T32] r4:00000001 [ 896.508810][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.508846][ T32] Exception stack(0xecd41fb0 to 0xecd41ff8) [ 896.508872][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.508900][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.508926][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.508955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.508978][ T32] r4:85a4c880 [ 896.509360][ T32] INFO: task kworker/0:921:6234 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.509397][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.509521][ T32] Workqueue: events bpf_prog_free_deferred [ 896.509565][ T32] Call trace: [ 896.509614][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.509666][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.509690][ T32] r4:00000000 [ 896.509710][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.509789][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.509821][ T32] dd20: ac9f0000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.509850][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.509876][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.509900][ T32] r5:800b0013 r4:80239bb0 [ 896.509954][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.509998][ T32] r4:82ac21e4 [ 896.510030][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.510104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.510176][ T32] r4:eaa3ddc0 [ 896.510231][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.510276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.510331][ T32] r4:00000000 [ 896.510354][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.510431][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.510457][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.510533][ T32] r5:00001000 r4:dfc17000 [ 896.510570][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.510613][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.510655][ T32] r5:85272f8c r4:85272c00 ** 4 printk messages dropped ** [ 896.510836][ T32] r4:85249580 ** 1 printk messages dropped ** [ 896.510947][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.510973][ T32] r4:00000001 [ 896.510992][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.511027][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.511052][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.511080][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.511141][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.511205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.511231][ T32] r4:85243c40 [ 896.511252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.511277][ T32] INFO: task kworker/0:922:6236 blocked for more than 473 seconds. [ 896.511305][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.511328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.511348][ T32] task:kworker/0:922 state:D stack:0 pid:6236 tgid:6236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.511391][ T32] Workqueue: events bpf_prog_free_deferred [ 896.511462][ T32] Call trace: [ 896.511492][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 896.511564][ T32] r10:8291a684 r9:ecd45d84 r8:00000002 r7:60000113 r6:ecd45d8c r5:85205400 [ 896.511590][ T32] r4:85205400 [ 896.511611][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 896.511811][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd45e08 ** 8 printk messages dropped ** [ 896.512195][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 896.512380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 896.512508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 896.512715][ T32] r4:85a56400 ** 6 printk messages dropped ** [ 896.512938][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 896.513490][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 896.527895][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 896.528168][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 896.528259][ T32] r4:eaa3ddc0 ** 2 printk messages dropped ** [ 896.528342][ T32] r4:00000000 ** 5 printk messages dropped ** [ 896.528596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 896.529042][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 14 printk messages dropped ** [ 896.529653][ T32] r4:85206000 ** 7 printk messages dropped ** [ 896.529921][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 896.530190][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 896.530320][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 896.530451][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 896.530771][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.530824][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.530856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.530911][ T32] r4:85a4cb40 [ 896.531503][ T32] INFO: task kworker/0:923:6238 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.531566][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.531625][ T32] Workqueue: events bpf_prog_free_deferred [ 896.531669][ T32] Call trace: [ 896.531697][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.531746][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.531782][ T32] r4:00000000 [ 896.531805][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.531863][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.531893][ T32] dd20: accbb000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.531922][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.531964][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.531991][ T32] r5:800b0013 r4:80239bb0 [ 896.532012][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.532052][ T32] r4:82ac21e4 [ 896.532081][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.532125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.532147][ T32] r4:eaa3ddc0 [ 896.532173][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.532226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.532251][ T32] r4:00000000 [ 896.532296][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.532348][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.532387][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.532439][ T32] r5:00001000 r4:dfc17000 [ 896.532459][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.532499][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.532541][ T32] r5:85272f8c r4:85272c00 [ 896.532561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.532614][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.532637][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.532685][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.532706][ T32] r4:85249580 [ 896.532725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.532771][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.532792][ T32] r4:00000001 [ 896.532811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.532846][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.532871][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.532898][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.532924][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.532956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.532979][ T32] r4:85243c40 [ 896.532999][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.533023][ T32] INFO: task kworker/0:924:6240 blocked for more than 473 seconds. [ 896.533049][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.533072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.533120][ T32] task:kworker/0:924 state:D stack:0 pid:6240 tgid:6240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.533227][ T32] Workqueue: events bpf_prog_free_deferred [ 896.533272][ T32] Call trace: [ 896.533301][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 896.533347][ T32] r10:8291a684 r9:ecd4dd84 r8:00000002 r7:60000113 r6:ecd4dd8c r5:85206c00 [ 896.533375][ T32] r4:85206c00 [ 896.533397][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 896.533514][ T32] r5:85206c00 r4:8291a680 [ 896.552121][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.552272][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 896.552519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a63040 ** 6 printk messages dropped ** [ 896.552755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.552797][ T32] r5:85abab8c r4:85aba800 [ 896.552817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 896.552977][ T32] r4:85a56600 ** 6 printk messages dropped ** [ 896.553228][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 896.567067][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 10 printk messages dropped ** [ 896.567514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 9 printk messages dropped ** [ 896.567854][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 896.568360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 896.568583][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 896.568984][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd51e08 ** 6 printk messages dropped ** [ 896.569227][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 896.569415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 896.569585][ T32] r10:61c88647 r9:85998000 r8:85a5672c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 896.569849][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 896.570319][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.570413][ T32] Workqueue: events bpf_prog_free_deferred [ 896.570489][ T32] Call trace: [ 896.570518][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.570568][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.570619][ T32] r4:00000000 [ 896.570641][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.570681][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.570709][ T32] dd20: ad867000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.570736][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.570761][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.570784][ T32] r5:800b0013 r4:80239bb0 [ 896.570804][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.570843][ T32] r4:82ac21e4 [ 896.570862][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.570903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.570958][ T32] r4:eaa3ddc0 [ 896.570980][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.571046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.571074][ T32] r4:00000000 [ 896.571095][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.571138][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.571166][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.571207][ T32] r5:00001000 r4:dfc17000 [ 896.571230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.571270][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.571326][ T32] r5:85272f8c r4:85272c00 [ 896.571350][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.571396][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.571416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.571461][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.571483][ T32] r4:85249580 [ 896.571531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.571579][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.571602][ T32] r4:00000001 [ 896.571624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.571659][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.571684][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.571712][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.571739][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.571767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.571788][ T32] r4:85243c40 [ 896.571807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.571831][ T32] INFO: task kworker/0:926:6244 blocked for more than 473 seconds. [ 896.571867][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.571911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.571934][ T32] task:kworker/0:926 state:D stack:0 pid:6244 tgid:6244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.571978][ T32] Workqueue: events bpf_prog_free_deferred [ 896.572026][ T32] Call trace: [ 896.572059][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 896.572130][ T32] r4:85998c00 ** 7 printk messages dropped ** [ 896.572390][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 896.572688][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.572729][ T32] r5:85abb38c r4:85abb000 ** 1 printk messages dropped ** [ 896.572792][ T32] r7:dddced80 r6:83018000 r5:85abb38c r4:85a56800 ** 4 printk messages dropped ** [ 896.572974][ T32] r10:00000000 r9:85a56800 r8:80287e08 r7:ecd4de60 r6:85a56880 r5:85998c00 ** 7 printk messages dropped ** [ 896.573252][ T32] r4:85a63000 ** 3 printk messages dropped ** [ 896.584701][ T32] Call trace: ** 5 printk messages dropped ** [ 896.584968][ T32] dd20: ad867000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 9 printk messages dropped ** [ 896.585437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 13 printk messages dropped ** [ 896.585998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 896.586330][ T32] INFO: task kworker/0:927:6245 blocked for more than 473 seconds. ** 6 printk messages dropped ** [ 896.586620][ T32] r10:8291a684 r9:ecd59d84 r8:00000002 r7:60000013 r6:ecd59d8c r5:85999800 ** 8 printk messages dropped ** [ 896.586943][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 896.587276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 896.587357][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 896.587588][ T32] r10:00000000 r9:85a56900 r8:80287e08 r7:ecd55e60 r6:85a56980 r5:85999800 ** 7 printk messages dropped ** [ 896.587793][ T32] r4:85a63380 ** 6 printk messages dropped ** [ 896.588521][ T32] r4:00000000 ** 1 printk messages dropped ** [ 896.588579][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.588625][ T32] dd20: ad867000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.588685][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.588737][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.588764][ T32] r5:800b0013 r4:80239bb0 [ 896.588802][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.588855][ T32] r4:82ac21e4 [ 896.588904][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.588984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.589014][ T32] r4:eaa3ddc0 [ 896.589043][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.589105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.589152][ T32] r4:00000000 [ 896.589227][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.589276][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.589312][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.589357][ T32] r5:00001000 r4:dfc17000 [ 896.589398][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.589440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.589483][ T32] r5:85272f8c r4:85272c00 [ 896.589503][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.589548][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.589569][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.589615][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.589637][ T32] r4:85249580 [ 896.589656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.589700][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.589733][ T32] r4:00000001 [ 896.589755][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.589790][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.589815][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.589844][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.589869][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.589917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.589944][ T32] r4:85243c40 [ 896.589964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.589989][ T32] INFO: task kworker/0:928:6248 blocked for more than 473 seconds. [ 896.590016][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.590039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.590094][ T32] task:kworker/0:928 state:D stack:0 pid:6248 tgid:6248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.590141][ T32] Workqueue: events bpf_prog_free_deferred [ 896.590186][ T32] Call trace: [ 896.590215][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 896.590287][ T32] r10:8291a684 r9:ecd5dd84 r8:00000002 r7:60000013 r6:ecd5dd8c r5:8599a400 [ 896.590313][ T32] r4:8599a400 [ 896.590333][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 896.590376][ T32] r5:8599a400 r4:8291a680 [ 896.590395][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.590431][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 896.590471][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd5de08 [ 896.590493][ T32] r4:00000000 [ 896.590523][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 896.590560][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.590608][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.590678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a634c0 [ 896.590703][ T32] r4:00000000 [ 896.590722][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.590765][ T32] r9:83018005 r8:8599a400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 896.590787][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.590904][ T32] r5:00001000 r4:eca8b000 [ 896.590954][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.590998][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.591068][ T32] r5:85abb78c r4:85abb400 [ 896.591090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.591174][ T32] r7:dddced80 r6:83018000 r5:85abb78c r4:85a56a00 [ 896.591198][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.591275][ T32] r10:61c88647 r9:8599a400 r8:85a56a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.591326][ T32] r4:85a56a00 [ 896.591351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.591398][ T32] r10:00000000 r9:85a56a00 r8:80287e08 r7:ecd55e60 r6:85a56a80 r5:8599a400 [ 896.591420][ T32] r4:00000001 [ 896.591459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.591519][ T32] Exception stack(0xecd5dfb0 to 0xecd5dff8) [ 896.591562][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.591593][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.591619][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 896.591671][ T32] r4:85a633c0 [ 896.591953][ T32] INFO: task kworker/0:928:6248 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.591984][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.592036][ T32] Workqueue: events bpf_prog_free_deferred [ 896.592079][ T32] Call trace: [ 896.592107][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.592170][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.592196][ T32] r4:00000000 [ 896.592216][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.592254][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.592281][ T32] dd20: ad867000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.592309][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.592333][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.592357][ T32] r5:800b0013 r4:80239bb0 [ 896.592376][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.592415][ T32] r4:82ac21e4 [ 896.592449][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.592537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.592563][ T32] r4:eaa3ddc0 [ 896.592583][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.592624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.592655][ T32] r4:00000000 [ 896.592678][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.592722][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.592742][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.592783][ T32] r5:00001000 r4:dfc17000 [ 896.592802][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.592860][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.592923][ T32] r5:85272f8c r4:85272c00 [ 896.592951][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.592998][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.593019][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.593083][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.593140][ T32] r4:85249580 [ 896.593196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.593252][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.593274][ T32] r4:00000001 [ 896.593293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.593337][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.593387][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.593418][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.593486][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.615733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.615789][ T32] r4:85243c40 [ 896.615814][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.615845][ T32] INFO: task kworker/0:929:6250 blocked for more than 473 seconds. [ 896.615879][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.615909][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.615931][ T32] task:kworker/0:929 state:D stack:0 pid:6250 tgid:6250 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.615988][ T32] Workqueue: events bpf_prog_free_deferred [ 896.616049][ T32] Call trace: [ 896.616093][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 896.616163][ T32] r10:8291a684 r9:ecd61d84 r8:00000002 r7:60000113 r6:ecd61d8c r5:8599b000 [ 896.616188][ T32] r4:8599b000 ** 2 printk messages dropped ** [ 896.616302][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 896.616609][ T32] r4:00000000 ** 5 printk messages dropped ** [ 896.616836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.616881][ T32] r5:85abbb8c r4:85abb800 [ 896.616923][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 896.617047][ T32] r10:61c88647 r9:8599b000 r8:85a56b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 896.617476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 896.618478][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 896.618671][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 896.618858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 7 printk messages dropped ** [ 896.619177][ T32] r5:85272f8c r4:85272c00 ** 7 printk messages dropped ** [ 896.619582][ T32] r4:00000001 ** 4 printk messages dropped ** [ 896.619769][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 896.619955][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.619978][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.619998][ T32] task:kworker/0:930 state:D stack:0 pid:6252 tgid:6252 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.620066][ T32] Workqueue: events bpf_prog_free_deferred [ 896.620108][ T32] Call trace: [ 896.620224][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 896.620277][ T32] r10:8291a684 r9:ecd65d84 r8:00000002 r7:60000013 r6:ecd65d8c r5:8599bc00 [ 896.620329][ T32] r4:8599bc00 [ 896.620352][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 896.620398][ T32] r5:8599bc00 r4:8291a680 [ 896.620421][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.620460][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 896.620502][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd65e08 [ 896.620523][ T32] r4:00000000 [ 896.620545][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 896.620615][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.620653][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.620705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a63880 [ 896.620731][ T32] r4:00000000 [ 896.620750][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.620823][ T32] r9:83018005 r8:8599bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 896.620848][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.620890][ T32] r5:00001000 r4:ecaa1000 [ 896.620910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.620948][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.621018][ T32] r5:85abbf8c r4:85abbc00 [ 896.621041][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.621181][ T32] r7:dddced80 r6:83018000 r5:85abbf8c r4:85a56c00 [ 896.621208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.621256][ T32] r10:61c88647 r9:8599bc00 r8:85a56c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.621278][ T32] r4:85a56c00 [ 896.621323][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 896.621529][ T32] Exception stack(0xecd65fb0 to 0xecd65ff8) ** 4 printk messages dropped ** [ 896.621657][ T32] r4:85a63640 ** 1 printk messages dropped ** [ 896.621976][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.622042][ T32] Workqueue: events bpf_prog_free_deferred [ 896.622103][ T32] Call trace: [ 896.622136][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.622192][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.622238][ T32] r4:00000000 [ 896.622290][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.622333][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.622360][ T32] dd20: adf36000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.622388][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.622413][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.622435][ T32] r5:800b0013 r4:80239bb0 [ 896.622454][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.622507][ T32] r4:82ac21e4 [ 896.622529][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.622571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.622595][ T32] r4:eaa3ddc0 [ 896.622613][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.622654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.622694][ T32] r4:00000000 [ 896.622732][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.622796][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.622820][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 896.623116][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 896.645528][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 12 printk messages dropped ** [ 896.646039][ T32] r4:00000000 ** 9 printk messages dropped ** [ 896.646433][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.646500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 896.646686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 896.647247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 896.648234][ T32] r4:00000000 ** 5 printk messages dropped ** [ 896.648410][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 896.648672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 7 printk messages dropped ** [ 896.648965][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 896.649271][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 896.649669][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 896.649946][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 896.650256][ T32] r5:8599d400 r4:8291a680 ** 5 printk messages dropped ** [ 896.650604][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 896.650969][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 896.651078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 896.651473][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 896.652041][ T32] Call trace: ** 4 printk messages dropped ** [ 896.652278][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 896.652487][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 896.652629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 896.653014][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 1 printk messages dropped ** [ 896.653127][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.653194][ T32] r4:85249580 [ 896.653236][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.653286][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.653346][ T32] r4:00000001 [ 896.653370][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.653412][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.653439][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.653525][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.670940][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.670997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.671023][ T32] r4:85243c40 [ 896.671114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.671187][ T32] INFO: task kworker/0:933:6258 blocked for more than 473 seconds. [ 896.671226][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.671252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.671275][ T32] task:kworker/0:933 state:D stack:0 pid:6258 tgid:6258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.671363][ T32] Workqueue: events bpf_prog_free_deferred [ 896.671467][ T32] Call trace: [ 896.671501][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 896.671557][ T32] r10:8291a684 r9:ecd71d84 r8:00000002 r7:60000113 r6:ecd71d8c r5:8599e000 [ 896.671648][ T32] r4:8599e000 [ 896.671673][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 896.671722][ T32] r5:8599e000 r4:8291a680 [ 896.671744][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.671783][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 896.671855][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd71e08 [ 896.671881][ T32] r4:00000000 [ 896.671901][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 896.671964][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.672005][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.672047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a63c80 [ 896.672100][ T32] r4:00000000 [ 896.672194][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.672293][ T32] r9:83018005 r8:8599e000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 896.672320][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.672364][ T32] r5:00001000 r4:ecac9000 [ 896.672397][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.672445][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.672488][ T32] r5:85ac4b8c r4:85ac4800 [ 896.672530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.672602][ T32] r7:dddced80 r6:83018000 r5:85ac4b8c r4:85a56f00 [ 896.672627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.672676][ T32] r10:61c88647 r9:8599e000 r8:85a56f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.672699][ T32] r4:85a56f00 [ 896.672718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.672763][ T32] r10:00000000 r9:85a56f00 r8:80287e08 r7:ecd69e60 r6:85a56f80 r5:8599e000 [ 896.672786][ T32] r4:00000001 [ 896.672806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.672854][ T32] Exception stack(0xecd71fb0 to 0xecd71ff8) [ 896.672890][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.672918][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.672944][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.672972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.673003][ T32] r4:85a63a40 [ 896.694272][ T32] INFO: task kworker/0:933:6258 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.694368][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.694493][ T32] Workqueue: events bpf_prog_free_deferred [ 896.694558][ T32] Call trace: [ 896.694611][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.694702][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.694730][ T32] r4:00000000 [ 896.694756][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.694799][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.694829][ T32] dd20: af076000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.694858][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.694884][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.694907][ T32] r5:800b0013 r4:80239bb0 [ 896.694927][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.694979][ T32] r4:82ac21e4 [ 896.695027][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 896.695336][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 896.695716][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 896.696002][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 896.696284][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 896.696533][ T32] r5:8599ec00 r4:8291a680 ** 6 printk messages dropped ** [ 896.696846][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 896.697223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 896.697423][ T32] r10:61c88647 r9:8599ec00 r8:85a7802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 896.697882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 896.698888][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 896.699247][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 896.699438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 896.699822][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 6 printk messages dropped ** [ 896.700153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 896.700516][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 5 printk messages dropped ** [ 896.700760][ T32] r10:8291a684 r9:ecd79d84 r8:00000002 r7:60000113 r6:ecd79d8c r5:859a0000 [ 896.700782][ T32] r4:859a0000 [ 896.700801][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 896.700842][ T32] r5:859a0000 r4:8291a680 [ 896.700864][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.700904][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 896.700947][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd79e08 [ 896.700969][ T32] r4:00000000 [ 896.701012][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 896.701049][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.701083][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.701203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:841f3580 [ 896.701247][ T32] r4:00000000 [ 896.701268][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.701313][ T32] r9:83018005 r8:859a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 896.701359][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.701405][ T32] r5:00001000 r4:ecaeb000 [ 896.701433][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.701496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.701541][ T32] r5:85ac538c r4:85ac5000 [ 896.701561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.701606][ T32] r7:dddced80 r6:83018000 r5:85ac538c r4:85a78100 [ 896.701626][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.701672][ T32] r10:61c88647 r9:859a0000 r8:85a7812c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.701694][ T32] r4:85a78100 [ 896.701745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.701802][ T32] r10:00000000 r9:85a78100 r8:80287e08 r7:ecd75e60 r6:85a78180 r5:859a0000 [ 896.701835][ T32] r4:00000001 [ 896.701857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.701923][ T32] Exception stack(0xecd79fb0 to 0xecd79ff8) [ 896.701956][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 896.702000][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.702029][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.702057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.702079][ T32] r4:85a63d40 [ 896.702381][ T32] INFO: task kworker/0:935:6262 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.702424][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.702481][ T32] Workqueue: events bpf_prog_free_deferred [ 896.702539][ T32] Call trace: [ 896.702572][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.702645][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.702673][ T32] r4:00000000 [ 896.702713][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.702757][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.702805][ T32] dd20: af076000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.702857][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.702905][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.702932][ T32] r5:800b0013 r4:80239bb0 [ 896.702981][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.703023][ T32] r4:82ac21e4 [ 896.703043][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.703084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.703176][ T32] r4:eaa3ddc0 [ 896.703201][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.703249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.703288][ T32] r4:00000000 [ 896.703310][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.703353][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.703375][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.703503][ T32] r5:00001000 r4:dfc17000 [ 896.711981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.712096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.712168][ T32] r5:85272f8c r4:85272c00 [ 896.712195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.712246][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.712268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.712316][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.712349][ T32] r4:85249580 [ 896.712373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.712421][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.712443][ T32] r4:00000001 [ 896.712463][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.712499][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.712528][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.712556][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.712593][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.712636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.712661][ T32] r4:85243c40 [ 896.712685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.712714][ T32] INFO: task kworker/0:936:6264 blocked for more than 473 seconds. [ 896.712755][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.712803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.712829][ T32] task:kworker/0:936 state:D stack:0 pid:6264 tgid:6264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.712906][ T32] Workqueue: events bpf_prog_free_deferred [ 896.712974][ T32] Call trace: [ 896.713010][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 896.713062][ T32] r10:8291a684 r9:ecd7dd84 r8:00000002 r7:60000013 r6:ecd7dd8c r5:859a0c00 ** 3 printk messages dropped ** [ 896.713231][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 896.728663][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 896.728858][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 896.729068][ T32] r10:61c88647 r9:859a0c00 r8:85a7822c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 896.729685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 896.730593][ T32] Call trace: [ 896.730625][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.730676][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.730698][ T32] r4:00000000 [ 896.730718][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.730756][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.730817][ T32] dd20: af4ce000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.730851][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.730876][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.730899][ T32] r5:800b0013 r4:80239bb0 [ 896.730941][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.730985][ T32] r4:82ac21e4 [ 896.731006][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.731105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.731131][ T32] r4:eaa3ddc0 [ 896.731155][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.731197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.731219][ T32] r4:00000000 [ 896.731266][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.731313][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.731335][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.731406][ T32] r5:00001000 r4:dfc17000 [ 896.731448][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.731491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.731534][ T32] r5:85272f8c r4:85272c00 [ 896.731554][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.731638][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.731666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.731715][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.731740][ T32] r4:85249580 [ 896.731760][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.731815][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.731845][ T32] r4:00000001 [ 896.731898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.732004][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.732036][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.732067][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.732093][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.732180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.732207][ T32] r4:85243c40 [ 896.732253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.732300][ T32] INFO: task kworker/0:937:6266 blocked for more than 473 seconds. [ 896.732360][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.732389][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.732413][ T32] task:kworker/0:937 state:D stack:0 pid:6266 tgid:6266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.732492][ T32] Workqueue: events bpf_prog_free_deferred [ 896.732572][ T32] Call trace: [ 896.732608][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 896.732665][ T32] r10:8291a684 r9:ecd81d84 r8:00000002 r7:60000113 r6:ecd81d8c r5:859a1800 [ 896.732690][ T32] r4:859a1800 [ 896.732712][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 896.732755][ T32] r5:859a1800 r4:8291a680 [ 896.732775][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.732813][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 896.732855][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd81e08 [ 896.732877][ T32] r4:00000000 [ 896.732896][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 896.732930][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.732974][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.733018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7c240 [ 896.733040][ T32] r4:00000000 [ 896.733058][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.733109][ T32] r9:83018005 r8:859a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 896.733134][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 896.733333][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.733378][ T32] r5:85ac5b8c r4:85ac5800 [ 896.733403][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 896.742611][ T32] r10:61c88647 r9:859a1800 r8:85a7832c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.742636][ T32] r4:85a78300 [ 896.742656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.742703][ T32] r10:00000000 r9:85a78300 r8:80287e08 r7:ecd7de60 r6:85a78380 r5:859a1800 [ 896.742746][ T32] r4:00000001 [ 896.742775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.742826][ T32] Exception stack(0xecd81fb0 to 0xecd81ff8) [ 896.742859][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.742887][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.742914][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.742965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.743011][ T32] r4:85a7c080 [ 896.744024][ T32] INFO: task kworker/0:937:6266 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.744120][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.744228][ T32] Workqueue: events bpf_prog_free_deferred [ 896.744310][ T32] Call trace: [ 896.744369][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.744430][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.744454][ T32] r4:00000000 [ 896.744474][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.744514][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.744543][ T32] dd20: af4ce000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.744572][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.744637][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.744665][ T32] r5:800b0013 r4:80239bb0 [ 896.744686][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.744749][ T32] r4:82ac21e4 [ 896.744801][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.744867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 2 printk messages dropped ** [ 896.745015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 11 printk messages dropped ** [ 896.745634][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 896.745877][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 896.746229][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 896.746568][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 896.746931][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 896.747054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 896.747430][ T32] r10:00000000 r9:85a78400 r8:80287e08 r7:ecd81e60 r6:85a78480 r5:859a2400 ** 10 printk messages dropped ** [ 896.748362][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 896.748672][ T32] dd20: af4ce000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 11 printk messages dropped ** [ 896.749117][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 896.749784][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 896.750048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 896.750464][ T32] r4:859a3000 ** 4 printk messages dropped ** [ 896.750721][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd89e08 ** 8 printk messages dropped ** [ 896.751078][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 896.751184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 896.751414][ T32] r10:61c88647 r9:859a3000 r8:85a7852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.751445][ T32] r4:85a78500 [ 896.751465][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.751515][ T32] r10:00000000 r9:85a78500 r8:80287e08 r7:ecd85e60 r6:85a78580 r5:859a3000 [ 896.751538][ T32] r4:00000001 [ 896.751596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.751641][ T32] Exception stack(0xecd89fb0 to 0xecd89ff8) [ 896.751668][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 896.751696][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.751722][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.751770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.751821][ T32] r4:85a7c340 [ 896.752163][ T32] INFO: task kworker/0:939:6270 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.752196][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.752260][ T32] Workqueue: events bpf_prog_free_deferred [ 896.752307][ T32] Call trace: [ 896.752360][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.752411][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.752444][ T32] r4:00000000 [ 896.752466][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.752506][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.752534][ T32] dd20: af4ce000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.752562][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.752593][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.752655][ T32] r5:800b0013 r4:80239bb0 [ 896.752729][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.752800][ T32] r4:82ac21e4 [ 896.752826][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.752884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.752938][ T32] r4:eaa3ddc0 [ 896.752961][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.753004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.753027][ T32] r4:00000000 [ 896.753061][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.753116][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.753144][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.753235][ T32] r5:00001000 r4:dfc17000 [ 896.753279][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.753325][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.753367][ T32] r5:85272f8c r4:85272c00 [ 896.753387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.753461][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.784390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.784530][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.784588][ T32] r4:85249580 ** 1 printk messages dropped ** [ 896.784686][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 15 printk messages dropped ** [ 896.785386][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 12 printk messages dropped ** [ 896.785950][ T32] r4:00000000 ** 5 printk messages dropped ** [ 896.786245][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.786295][ T32] r5:85ac678c r4:85ac6400 [ 896.786317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.786392][ T32] r7:dddced80 r6:83018000 r5:85ac678c r4:85a78600 [ 896.786426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.786495][ T32] r10:61c88647 r9:859a3c00 r8:85a7862c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.786526][ T32] r4:85a78600 [ 896.786566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.786615][ T32] r10:00000000 r9:85a78600 r8:80287e08 r7:ecd85e60 r6:85a78680 r5:859a3c00 [ 896.786637][ T32] r4:00000001 [ 896.786656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.786712][ T32] Exception stack(0xecd8dfb0 to 0xecd8dff8) [ 896.786752][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.786791][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.786829][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.786873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.786913][ T32] r4:85a7c340 [ 896.787646][ T32] INFO: task kworker/0:940:6272 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.787688][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.787810][ T32] Workqueue: events bpf_prog_free_deferred [ 896.787879][ T32] Call trace: [ 896.787912][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.787964][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.787986][ T32] r4:00000000 [ 896.788006][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.788045][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.788073][ T32] dd20: b006a000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.788110][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.788138][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.788177][ T32] r5:800b0013 r4:80239bb0 [ 896.788202][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.788264][ T32] r4:82ac21e4 [ 896.788321][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.788367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.788390][ T32] r4:eaa3ddc0 [ 896.788432][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.788510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.788570][ T32] r4:00000000 [ 896.788608][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.788657][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.788678][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.788720][ T32] r5:00001000 r4:dfc17000 [ 896.788741][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.788779][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.788820][ T32] r5:85272f8c r4:85272c00 [ 896.788850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.788900][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.788922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.788967][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.789008][ T32] r4:85249580 [ 896.789036][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.789082][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.789132][ T32] r4:00000001 [ 896.789203][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.789281][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.789331][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.789360][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.789407][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.789442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.789465][ T32] r4:85243c40 [ 896.789498][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 896.790041][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 896.790744][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.790788][ T32] r5:85ac6b8c r4:85ac6800 [ 896.790809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 896.791155][ T32] r4:00000001 ** 3 printk messages dropped ** [ 896.791330][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.791418][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.791490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.791516][ T32] r4:85a7c680 [ 896.791861][ T32] INFO: task kworker/0:941:6274 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.791952][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.792014][ T32] Workqueue: events bpf_prog_free_deferred [ 896.792088][ T32] Call trace: [ 896.792179][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.792231][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.792253][ T32] r4:00000000 [ 896.792273][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.792310][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.792338][ T32] dd20: b006a000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.792387][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.792419][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.792444][ T32] r5:800b0013 r4:80239bb0 [ 896.792464][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.792527][ T32] r4:82ac21e4 [ 896.792555][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.792597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.792639][ T32] r4:eaa3ddc0 [ 896.792692][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.792737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.792760][ T32] r4:00000000 [ 896.792780][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.792823][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.792843][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.792899][ T32] r5:00001000 r4:dfc17000 [ 896.792923][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.792963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.793004][ T32] r5:85272f8c r4:85272c00 [ 896.793051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.793101][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.793122][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.793224][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.793255][ T32] r4:85249580 [ 896.793297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.793350][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.793386][ T32] r4:00000001 [ 896.793413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.823966][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.824090][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.824135][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.824171][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.824205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.824229][ T32] r4:85243c40 [ 896.824273][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 896.824494][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 896.824798][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 896.825260][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 896.825364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 896.825496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 896.825855][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 896.826773][ T32] Call trace: ** 5 printk messages dropped ** [ 896.827040][ T32] dd20: b0744000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 9 printk messages dropped ** [ 896.827505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 896.827871][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 5 printk messages dropped ** [ 896.828102][ T32] r4:00000001 ** 2 printk messages dropped ** [ 896.828196][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 896.828555][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 896.828899][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 896.828963][ T32] r4:00000000 [ 896.828995][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 896.829040][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.829077][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.829130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7cd80 [ 896.829211][ T32] r4:00000000 [ 896.829251][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.829365][ T32] r9:83018005 r8:859a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 896.829395][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.829452][ T32] r5:00001000 r4:ecb71000 [ 896.829484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.829528][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.829571][ T32] r5:85ac778c r4:85ac7400 [ 896.829600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.829692][ T32] r7:dddced80 r6:83018000 r5:85ac778c r4:85a78900 [ 896.829747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.829803][ T32] r10:61c88647 r9:859a6000 r8:85a7892c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.829826][ T32] r4:85a78900 [ 896.829856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.829904][ T32] r10:00000000 r9:85a78900 r8:80287e08 r7:ecd95e60 r6:85a78980 r5:859a6000 [ 896.829968][ T32] r4:00000001 [ 896.829993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.830029][ T32] Exception stack(0xecd99fb0 to 0xecd99ff8) [ 896.830058][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 896.830091][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.830118][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.830147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.830231][ T32] r4:85a7c940 [ 896.830607][ T32] INFO: task kworker/0:943:6278 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.830699][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.830773][ T32] Workqueue: events bpf_prog_free_deferred [ 896.830882][ T32] Call trace: [ 896.830913][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.830964][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.830986][ T32] r4:00000000 [ 896.831005][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.831116][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.831162][ T32] dd20: b0744000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.831220][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.831253][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.831278][ T32] r5:800b0013 r4:80239bb0 [ 896.831298][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.831339][ T32] r4:82ac21e4 [ 896.831384][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.831459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.831513][ T32] r4:eaa3ddc0 [ 896.831535][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.831604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.831659][ T32] r4:00000000 [ 896.831688][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.831732][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.831754][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.831794][ T32] r5:00001000 r4:dfc17000 [ 896.831813][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.831852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.831907][ T32] r5:85272f8c r4:85272c00 [ 896.831931][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.831977][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.832007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.832075][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.832128][ T32] r4:85249580 [ 896.832155][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.832234][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.832265][ T32] r4:00000001 [ 896.832285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.832329][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.832399][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.832432][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.832469][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.832500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.832523][ T32] r4:85243c40 [ 896.832551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.832601][ T32] INFO: task kworker/0:944:6279 blocked for more than 473 seconds. [ 896.832632][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 4 printk messages dropped ** [ 896.832815][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 896.833087][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda1e08 ** 8 printk messages dropped ** [ 896.833507][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 896.854888][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 896.855134][ T32] r4:85a78a00 ** 2 printk messages dropped ** [ 896.855277][ T32] r4:00000001 ** 5 printk messages dropped ** [ 896.855566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 896.856566][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.856592][ T32] r4:00000000 [ 896.856613][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.856681][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.856716][ T32] dd20: b0d52000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.856746][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.856771][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.856816][ T32] r5:800b0013 r4:80239bb0 [ 896.856860][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.856914][ T32] r4:82ac21e4 [ 896.856938][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.857001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.857027][ T32] r4:eaa3ddc0 [ 896.857047][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.857112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.857143][ T32] r4:00000000 [ 896.857210][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.857332][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.857364][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.857407][ T32] r5:00001000 r4:dfc17000 [ 896.857428][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.857477][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.857543][ T32] r5:85272f8c r4:85272c00 [ 896.857595][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.857664][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.857693][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.857740][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.857763][ T32] r4:85249580 [ 896.857782][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.857838][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.857865][ T32] r4:00000001 [ 896.857884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.857919][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.857945][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.857972][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.857998][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.858026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.858048][ T32] r4:85243c40 [ 896.858068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.858097][ T32] INFO: task kworker/0:945:6282 blocked for more than 473 seconds. [ 896.858145][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.858181][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.858202][ T32] task:kworker/0:945 state:D stack:0 pid:6282 tgid:6282 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.858309][ T32] Workqueue: events bpf_prog_free_deferred [ 896.858354][ T32] Call trace: [ 896.858429][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 896.858493][ T32] r10:8291a684 r9:ecd9dd84 r8:00000002 r7:60000113 r6:ecd9dd8c r5:859a8000 [ 896.858546][ T32] r4:859a8000 [ 896.858583][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 896.858628][ T32] r5:859a8000 r4:8291a680 [ 896.858649][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.858727][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 896.858773][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd9de08 ** 4 printk messages dropped ** [ 896.858973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a91040 ** 6 printk messages dropped ** [ 896.859250][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.859361][ T32] r5:85ac7f8c r4:85ac7c00 [ 896.859389][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 896.859629][ T32] r10:00000000 r9:85a78b00 r8:80287e08 r7:ecd99e60 r6:85a78b80 r5:859a8000 ** 9 printk messages dropped ** [ 896.860432][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 896.860937][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 896.861355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 12 printk messages dropped ** [ 896.861902][ T32] r4:85249580 ** 8 printk messages dropped ** [ 896.862245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 896.862792][ T32] r5:859a8c00 r4:8291a680 ** 2 printk messages dropped ** [ 896.862917][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda5e08 ** 8 printk messages dropped ** [ 896.863255][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 896.863516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 896.880269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.880341][ T32] r10:61c88647 r9:859a8c00 r8:85a78c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.880369][ T32] r4:85a78c00 [ 896.880390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.880442][ T32] r10:00000000 r9:85a78c00 r8:80287e08 r7:ecd9de60 r6:85a78c80 r5:859a8c00 [ 896.880465][ T32] r4:00000001 [ 896.880485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.880543][ T32] Exception stack(0xecda5fb0 to 0xecda5ff8) [ 896.880621][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 896.880675][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.880705][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.880736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.880822][ T32] r4:85a7cd40 [ 896.881540][ T32] INFO: task kworker/0:946:6283 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.881589][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.881660][ T32] Workqueue: events bpf_prog_free_deferred [ 896.881734][ T32] Call trace: [ 896.881827][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.881884][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.881917][ T32] r4:00000000 [ 896.881962][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.882010][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.882061][ T32] dd20: b0d52000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.882156][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.882194][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.882221][ T32] r5:800b0013 r4:80239bb0 [ 896.882242][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.882286][ T32] r4:82ac21e4 [ 896.882327][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.882372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.882396][ T32] r4:eaa3ddc0 [ 896.882434][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.882503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.882549][ T32] r4:00000000 [ 896.882572][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.882619][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.882641][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.882706][ T32] r5:00001000 r4:dfc17000 [ 896.882731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.882772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.882854][ T32] r5:85272f8c r4:85272c00 [ 896.882883][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.882931][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.882975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.883026][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.883048][ T32] r4:85249580 [ 896.883067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.883112][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.883199][ T32] r4:00000001 [ 896.883224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.883283][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.883332][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.883406][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.883531][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.902314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.902371][ T32] r4:85243c40 [ 896.902412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.902458][ T32] INFO: task kworker/0:947:6286 blocked for more than 473 seconds. [ 896.902508][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.902539][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.902577][ T32] task:kworker/0:947 state:D stack:0 pid:6286 tgid:6286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.902649][ T32] Workqueue: events bpf_prog_free_deferred [ 896.902740][ T32] Call trace: [ 896.902786][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 896.902847][ T32] r10:8291a684 r9:ecda9d84 r8:00000002 r7:60000113 r6:ecda9d8c r5:859a9800 [ 896.902871][ T32] r4:859a9800 [ 896.902921][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 896.902968][ T32] r5:859a9800 r4:8291a680 [ 896.903015][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.903058][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 896.903100][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda9e08 [ 896.903123][ T32] r4:00000000 [ 896.903169][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 896.903209][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.903250][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.903316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a91140 [ 896.903349][ T32] r4:00000000 [ 896.903370][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.903430][ T32] r9:83018005 r8:859a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d9000 [ 896.903782][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.903856][ T32] r5:00001000 r4:ecdbf000 [ 896.903880][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.903921][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.903965][ T32] r5:85ad038c r4:85ad0000 [ 896.903985][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.904033][ T32] r7:dddced80 r6:83018000 r5:85ad038c r4:85a78d00 [ 896.904081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.904142][ T32] r10:61c88647 r9:859a9800 r8:85a78d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.904171][ T32] r4:85a78d00 [ 896.904206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.904256][ T32] r10:00000000 r9:85a78d00 r8:80287e08 r7:ecd9de60 r6:85a78d80 r5:859a9800 [ 896.904279][ T32] r4:00000001 [ 896.904299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 896.904477][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 896.905535][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 10 printk messages dropped ** [ 896.906025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 9 printk messages dropped ** [ 896.906428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 896.906770][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 896.907151][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 896.907323][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 896.907697][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 896.908143][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 896.908339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 896.908554][ T32] r10:61c88647 r9:859aa400 r8:85a78e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 896.909054][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 896.909989][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 4 printk messages dropped ** [ 896.910179][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.910216][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.910241][ T32] r5:800b0013 r4:80239bb0 [ 896.910286][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.910331][ T32] r4:82ac21e4 [ 896.910351][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.910443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.910472][ T32] r4:eaa3ddc0 [ 896.910491][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.910570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.910627][ T32] r4:00000000 [ 896.910655][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.910702][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.910724][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.910851][ T32] r5:00001000 r4:dfc17000 [ 896.910957][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.911001][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.911068][ T32] r5:85272f8c r4:85272c00 [ 896.911167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.911284][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.911310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.911399][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.911425][ T32] r4:85249580 [ 896.911445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.911491][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.911514][ T32] r4:00000001 [ 896.911533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.911567][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.911592][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.911620][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.911647][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.911675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.911714][ T32] r4:85243c40 [ 896.911738][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.911764][ T32] INFO: task kworker/0:949:6290 blocked for more than 473 seconds. [ 896.911790][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.911829][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.911952][ T32] task:kworker/0:949 state:D stack:0 pid:6290 tgid:6290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.912001][ T32] Workqueue: events bpf_prog_free_deferred [ 896.912069][ T32] Call trace: [ 896.912101][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 896.912148][ T32] r10:8291a684 r9:ecdbdd84 r8:00000002 r7:60000113 r6:ecdbdd8c r5:859ab000 [ 896.912177][ T32] r4:859ab000 [ 896.912198][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 896.912241][ T32] r5:859ab000 r4:8291a680 [ 896.912261][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.912479][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 896.912536][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdbde08 [ 896.912560][ T32] r4:00000000 [ 896.912580][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 896.912614][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.912729][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.912784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a91600 [ 896.912836][ T32] r4:00000000 [ 896.912859][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.913049][ T32] r9:83018005 r8:859ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [ 896.913074][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.913117][ T32] r5:00001000 r4:ecdd9000 [ 896.913188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.913245][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.913292][ T32] r5:85ad0f8c r4:85ad0c00 [ 896.913311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.913356][ T32] r7:dddced80 r6:83018000 r5:85ad0f8c r4:85a78f00 [ 896.913401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 896.938252][ T32] r10:00000000 r9:85a78f00 r8:80287e08 r7:ecdb5e60 r6:85a78f80 r5:859ab000 ** 6 printk messages dropped ** [ 896.938631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 896.939856][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 10 printk messages dropped ** [ 896.940274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 14 printk messages dropped ** [ 896.940930][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 896.941282][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 896.941490][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 896.941751][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 896.942095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a91500 [ 896.942117][ T32] r4:00000000 [ 896.942137][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.942186][ T32] r9:83018005 r8:859abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 896.942208][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.942273][ T32] r5:00001000 r4:ecdd3000 [ 896.942296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.942341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.942387][ T32] r5:85ad0b8c r4:85ad0800 [ 896.942409][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.942460][ T32] r7:dddced80 r6:83018000 r5:85ad0b8c r4:85a95000 [ 896.942508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.942561][ T32] r10:61c88647 r9:859abc00 r8:85a9502c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.942584][ T32] r4:85a95000 [ 896.942628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.942676][ T32] r10:00000000 r9:85a95000 r8:80287e08 r7:ecdbde60 r6:85a95080 r5:859abc00 [ 896.942699][ T32] r4:00000001 [ 896.942742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.942781][ T32] Exception stack(0xecdd1fb0 to 0xecdd1ff8) [ 896.942860][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.942894][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.942946][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.942978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.943000][ T32] r4:85a915c0 [ 896.943298][ T32] INFO: task kworker/0:950:6292 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 896.943331][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.943437][ T32] Workqueue: events bpf_prog_free_deferred [ 896.962058][ T32] Call trace: [ 896.962132][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 896.962214][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 896.962247][ T32] r4:00000000 [ 896.962295][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.962342][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 896.962376][ T32] dd20: b16f5000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 896.962405][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 896.962430][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 896.962480][ T32] r5:800b0013 r4:80239bb0 [ 896.962511][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.962553][ T32] r4:82ac21e4 [ 896.962573][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.962616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 896.962686][ T32] r4:eaa3ddc0 [ 896.962735][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.962782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 896.962806][ T32] r4:00000000 [ 896.962826][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.962872][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 896.962894][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.962951][ T32] r5:00001000 r4:dfc17000 [ 896.962975][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.963015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.963062][ T32] r5:85272f8c r4:85272c00 [ 896.963108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.963196][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 896.963235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.963313][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.963351][ T32] r4:85249580 [ 896.963385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.963472][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.963584][ T32] r4:00000001 [ 896.966646][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 896.966801][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 896.967312][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 5 printk messages dropped ** [ 896.967829][ T32] r10:8291a684 r9:ecdddd84 r8:00000002 r7:60000013 r6:ecdddd8c r5:859ac800 ** 17 printk messages dropped ** [ 896.968959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.969027][ T32] r5:85ad138c r4:85ad1000 [ 896.969063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.969136][ T32] r7:dddced80 r6:83018000 r5:85ad138c r4:85a95100 [ 896.969220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.969377][ T32] r10:61c88647 r9:859ac800 r8:85a9512c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.969429][ T32] r4:85a95100 [ 896.969485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.969563][ T32] r10:00000000 r9:85a95100 r8:80287e08 r7:ecdbde60 r6:85a95180 r5:859ac800 [ 896.969589][ T32] r4:00000001 [ 896.969609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.969670][ T32] Exception stack(0xecdddfb0 to 0xecdddff8) [ 896.969700][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.969729][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 896.970505][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 896.971218][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 896.971404][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 896.971701][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 5 printk messages dropped ** [ 896.971949][ T32] r4:00000001 ** 3 printk messages dropped ** [ 896.972085][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 896.972538][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 896.972945][ T32] r4:00000000 ** 5 printk messages dropped ** [ 896.973149][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 896.994404][ T32] r10:61c88647 r9:859ad400 r8:85a9522c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 896.994755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 896.996223][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 7 printk messages dropped ** [ 896.996747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 8 printk messages dropped ** [ 896.997403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 896.998020][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 896.998062][ T32] r4:00000001 [ 896.998105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.998313][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 896.998347][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.998491][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.998588][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.998621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.998643][ T32] r4:85243c40 [ 896.998665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.998695][ T32] INFO: task kworker/0:953:6297 blocked for more than 474 seconds. [ 896.998734][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.998766][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.998789][ T32] task:kworker/0:953 state:D stack:0 pid:6297 tgid:6297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.998883][ T32] Workqueue: events bpf_prog_free_deferred [ 896.998942][ T32] Call trace: [ 896.998972][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 896.999019][ T32] r10:8291a684 r9:ecdc9d84 r8:00000002 r7:60000013 r6:ecdc9d8c r5:859ae000 [ 896.999062][ T32] r4:859ae000 [ 896.999085][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 896.999128][ T32] r5:859ae000 r4:8291a680 [ 896.999147][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.999190][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 896.999233][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdc9e08 [ 896.999255][ T32] r4:00000000 [ 896.999274][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 896.999310][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.999344][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.999384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a91a40 [ 896.999433][ T32] r4:00000000 [ 896.999457][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 896.999501][ T32] r9:83018005 r8:859ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 896.999553][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.999598][ T32] r5:00001000 r4:dfaff000 [ 896.999619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.999663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.999707][ T32] r5:85ad1b8c r4:85ad1800 [ 896.999728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.999773][ T32] r7:dddced80 r6:83018000 r5:85ad1b8c r4:85a95300 [ 896.999831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.999882][ T32] r10:61c88647 r9:859ae000 r8:85a9532c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.999905][ T32] r4:85a95300 [ 896.999924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.999968][ T32] r10:00000000 r9:85a95300 r8:80287e08 r7:ecde5e60 r6:85a95380 r5:859ae000 [ 896.999990][ T32] r4:00000001 [ 897.000033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.000073][ T32] Exception stack(0xecdc9fb0 to 0xecdc9ff8) [ 897.000100][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 897.000127][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.000154][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.000190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.000212][ T32] r4:85a91780 [ 897.000531][ T32] INFO: task kworker/0:953:6297 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.000584][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.000674][ T32] Workqueue: events bpf_prog_free_deferred [ 897.000719][ T32] Call trace: [ 897.000749][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.000825][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.000852][ T32] r4:00000000 [ 897.000891][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.000966][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 1 printk messages dropped ** [ 897.001037][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 9 printk messages dropped ** [ 897.001448][ T32] r4:00000000 ** 5 printk messages dropped ** [ 897.001711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 897.002070][ T32] r4:00000001 ** 5 printk messages dropped ** [ 897.002275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 897.002620][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 897.002932][ T32] r4:00000000 ** 5 printk messages dropped ** [ 897.003180][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 897.003382][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 897.034134][ T32] r10:00000000 r9:85a95400 r8:80287e08 r7:ecdc9e60 r6:85a95480 r5:859aec00 ** 6 printk messages dropped ** [ 897.034341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.034387][ T32] r4:85a91a80 [ 897.035004][ T32] INFO: task kworker/0:954:6300 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.035042][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.035111][ T32] Workqueue: events bpf_prog_free_deferred [ 897.035165][ T32] Call trace: [ 897.035198][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.035252][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.035277][ T32] r4:00000000 [ 897.035298][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.035337][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.035367][ T32] dd20: b2043000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.035397][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.035422][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.035447][ T32] r5:800b0013 r4:80239bb0 [ 897.035468][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.035545][ T32] r4:82ac21e4 [ 897.035572][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.035617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.035656][ T32] r4:eaa3ddc0 [ 897.035681][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.035747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 897.035774][ T32] r4:00000000 [ 897.035795][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.035842][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.035865][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.035936][ T32] r5:00001000 r4:dfc17000 [ 897.035961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.036003][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.036046][ T32] r5:85272f8c r4:85272c00 [ 897.036078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.036173][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 897.036200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.036249][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.036272][ T32] r4:85249580 [ 897.036293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.036341][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.036365][ T32] r4:00000001 [ 897.036385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.036421][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 897.036473][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.036530][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.036565][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.036597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.036620][ T32] r4:85243c40 [ 897.036643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.036683][ T32] INFO: task kworker/0:955:6301 blocked for more than 474 seconds. ** 10 printk messages dropped ** [ 897.037118][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 897.037484][ T32] r4:00000000 ** 5 printk messages dropped ** [ 897.037735][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.037783][ T32] r5:85ad238c r4:85ad2000 [ 897.037806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 897.038010][ T32] r4:85a95500 ** 6 printk messages dropped ** [ 897.038267][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 897.038836][ T32] Call trace: ** 5 printk messages dropped ** [ 897.039087][ T32] dd20: b2043000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 10 printk messages dropped ** [ 897.039534][ T32] r4:00000000 [ 897.039584][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.039786][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.039894][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.039942][ T32] r5:00001000 r4:dfc17000 [ 897.039995][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.040041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.040099][ T32] r5:85272f8c r4:85272c00 [ 897.040124][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.040178][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 897.040201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.040250][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.040410][ T32] r4:85249580 [ 897.040436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.040485][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.040508][ T32] r4:00000001 [ 897.040528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.040564][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 897.040592][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.040621][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.040648][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.040678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 897.040805][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 5 printk messages dropped ** [ 897.041160][ T32] r10:8291a684 r9:ecb95d84 r8:00000002 r7:60000013 r6:ecb95d8c r5:85218c00 ** 8 printk messages dropped ** [ 897.041487][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 897.041863][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.041908][ T32] r5:85ad278c r4:85ad2400 [ 897.041929][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.042011][ T32] r7:dddced80 r6:83018000 r5:85ad278c r4:85a95600 ** 1 printk messages dropped ** [ 897.042124][ T32] r10:61c88647 r9:85218c00 r8:85a9562c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 897.042533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 897.065922][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 897.066138][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 897.066338][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 16 printk messages dropped ** [ 897.066941][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 897.067710][ T32] r4:00000000 ** 9 printk messages dropped ** [ 897.068009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 897.068194][ T32] r7:dddced80 r6:83018000 r5:85ad2f8c r4:85a95700 ** 4 printk messages dropped ** [ 897.068380][ T32] r10:00000000 r9:85a95700 r8:80287e08 r7:ecb95e60 r6:85a95780 r5:85219800 [ 897.068403][ T32] r4:00000001 [ 897.068422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.068483][ T32] Exception stack(0xecbc9fb0 to 0xecbc9ff8) [ 897.068517][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 897.068546][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.068575][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.068604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.068627][ T32] r4:85a91d00 [ 897.069264][ T32] INFO: task kworker/0:957:6306 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.069302][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.069360][ T32] Workqueue: events bpf_prog_free_deferred [ 897.069406][ T32] Call trace: [ 897.069437][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.069489][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.069511][ T32] r4:00000000 [ 897.069583][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.069627][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.069656][ T32] dd20: b23bf000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.069686][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.069712][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.069736][ T32] r5:800b0013 r4:80239bb0 [ 897.069757][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.069797][ T32] r4:82ac21e4 [ 897.069816][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.069874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.069908][ T32] r4:eaa3ddc0 [ 897.069928][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.069969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 897.069990][ T32] r4:00000000 [ 897.070010][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.070057][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.070111][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.070162][ T32] r5:00001000 r4:dfc17000 [ 897.070184][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.070223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.070264][ T32] r5:85272f8c r4:85272c00 [ 897.070312][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.070363][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 897.070418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.070467][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.070490][ T32] r4:85249580 [ 897.070543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.070593][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.070616][ T32] r4:00000001 [ 897.070635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.070670][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 897.070695][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.070723][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.070751][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.070794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.070850][ T32] r4:85243c40 [ 897.070874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.070938][ T32] INFO: task kworker/0:958:6307 blocked for more than 474 seconds. [ 897.070969][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.070993][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 897.071291][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 897.071675][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf5e08 ** 6 printk messages dropped ** [ 897.071916][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 897.072175][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.072260][ T32] r5:85ad2b8c r4:85ad2800 [ 897.072308][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.072403][ T32] r7:dddced80 r6:83018000 r5:85ad2b8c r4:85a95800 [ 897.072437][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.072487][ T32] r10:61c88647 r9:8521a400 r8:85a9582c r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.072525][ T32] r4:85a95800 [ 897.072572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.072659][ T32] r10:00000000 r9:85a95800 r8:80287e08 r7:ecbc9e60 r6:85a95880 r5:8521a400 [ 897.072710][ T32] r4:00000001 [ 897.072754][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.072794][ T32] Exception stack(0xecbf5fb0 to 0xecbf5ff8) [ 897.072823][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 897.072852][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.072904][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.072958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.073009][ T32] r4:85aa6080 [ 897.099339][ T32] INFO: task kworker/0:958:6307 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.099501][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.099588][ T32] Workqueue: events bpf_prog_free_deferred [ 897.099688][ T32] Call trace: [ 897.099754][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.099829][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.099856][ T32] r4:00000000 [ 897.099877][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.099944][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.099999][ T32] dd20: b28de000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.100064][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.100142][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.100178][ T32] r5:800b0013 r4:80239bb0 [ 897.100201][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.100247][ T32] r4:82ac21e4 [ 897.100268][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 897.100413][ T32] r4:eaa3ddc0 ** 11 printk messages dropped ** [ 897.101140][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 18 printk messages dropped ** [ 897.102310][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 897.102874][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 897.112803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 897.112936][ T32] r5:85ad338c r4:85ad3000 ** 1 printk messages dropped ** [ 897.113005][ T32] r7:dddced80 r6:83018000 r5:85ad338c r4:85a95900 ** 8 printk messages dropped ** [ 897.113424][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 897.115005][ T32] Call trace: ** 5 printk messages dropped ** [ 897.115336][ T32] dd20: b28de000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 10 printk messages dropped ** [ 897.115737][ T32] r4:00000000 ** 5 printk messages dropped ** [ 897.115977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 897.116446][ T32] r4:00000001 ** 4 printk messages dropped ** [ 897.116698][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 897.117416][ T32] r4:8521bc00 ** 4 printk messages dropped ** [ 897.117840][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc1de08 ** 9 printk messages dropped ** [ 897.118479][ T32] r5:00001000 r4:ec5a9000 ** 2 printk messages dropped ** [ 897.118608][ T32] r5:85ad378c r4:85ad3400 [ 897.118633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 897.118801][ T32] r4:85a95a00 ** 3 printk messages dropped ** [ 897.118936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.118976][ T32] Exception stack(0xecc1dfb0 to 0xecc1dff8) [ 897.119004][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.119032][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.119058][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.119172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.119202][ T32] r4:85aa6480 [ 897.119519][ T32] INFO: task kworker/0:960:6312 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.119579][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.119659][ T32] Workqueue: events bpf_prog_free_deferred [ 897.119709][ T32] Call trace: [ 897.119766][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.119843][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.119870][ T32] r4:00000000 [ 897.119901][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.119943][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.119972][ T32] dd20: b28de000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.120026][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.120055][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.120080][ T32] r5:800b0013 r4:80239bb0 [ 897.120106][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.120148][ T32] r4:82ac21e4 [ 897.120207][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.120258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.120280][ T32] r4:eaa3ddc0 [ 897.120299][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.120368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 897.120395][ T32] r4:00000000 [ 897.120419][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.120463][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.120484][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.120525][ T32] r5:00001000 r4:dfc17000 [ 897.120545][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.120584][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.120691][ T32] r5:85272f8c r4:85272c00 [ 897.120715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.120761][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 897.120783][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.120829][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.120852][ T32] r4:85249580 [ 897.120936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.120986][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.121008][ T32] r4:00000001 [ 897.121032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.121069][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 897.121128][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 897.121338][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 897.121732][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 897.122081][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 897.122506][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 897.122665][ T32] r5:85ae038c r4:85ae0000 [ 897.122685][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 897.122750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 897.123271][ T32] r4:85aa6400 ** 8 printk messages dropped ** [ 897.158234][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 15 printk messages dropped ** [ 897.159079][ T32] r5:00001000 r4:dfc17000 ** 9 printk messages dropped ** [ 897.159495][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 897.159804][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 897.160067][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 897.160454][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 897.161061][ T32] r5:00001000 r4:ec663000 ** 2 printk messages dropped ** [ 897.161231][ T32] r5:85ad3b8c r4:85ad3800 ** 1 printk messages dropped ** [ 897.161329][ T32] r7:dddced80 r6:83018000 r5:85ad3b8c r4:85a95c00 ** 5 printk messages dropped ** [ 897.161585][ T32] r4:00000001 [ 897.161608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.161646][ T32] Exception stack(0xecc29fb0 to 0xecc29ff8) [ 897.161721][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 897.161764][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.161803][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.161835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.161858][ T32] r4:85aa6580 [ 897.162361][ T32] INFO: task kworker/0:962:6316 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.162404][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.162463][ T32] Workqueue: events bpf_prog_free_deferred [ 897.162524][ T32] Call trace: [ 897.162627][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.162699][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.162724][ T32] r4:00000000 [ 897.162757][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.162800][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.162840][ T32] dd20: b312f000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.162872][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.162926][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.162954][ T32] r5:800b0013 r4:80239bb0 [ 897.162988][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.163105][ T32] r4:82ac21e4 [ 897.163130][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.163182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.163205][ T32] r4:eaa3ddc0 [ 897.163225][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.163315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 897.163354][ T32] r4:00000000 [ 897.163376][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.163419][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.163442][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.163482][ T32] r5:00001000 r4:dfc17000 [ 897.163567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.175499][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.175596][ T32] r5:85272f8c r4:85272c00 [ 897.175624][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.175673][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 897.175719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.175798][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.175850][ T32] r4:85249580 [ 897.175874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.175941][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.176026][ T32] r4:00000001 [ 897.176059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.176100][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 897.176131][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.176165][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.176194][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.176222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.176245][ T32] r4:85243c40 [ 897.176268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.176297][ T32] INFO: task kworker/0:963:6317 blocked for more than 474 seconds. [ 897.176329][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.176355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.176404][ T32] task:kworker/0:963 state:D stack:0 pid:6317 tgid:6317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.176534][ T32] Workqueue: events bpf_prog_free_deferred [ 897.176582][ T32] Call trace: [ 897.176689][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 897.176745][ T32] r10:8291a684 r9:ecb9dd84 r8:00000002 r7:60000013 r6:ecb9dd8c r5:8521e000 [ 897.176769][ T32] r4:8521e000 [ 897.176788][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 897.176831][ T32] r5:8521e000 r4:8291a680 [ 897.176853][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.176916][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 897.176987][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb9de08 [ 897.177019][ T32] r4:00000000 [ 897.177066][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 897.177104][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 897.177390][ T32] r9:83018005 r8:8521e000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 ** 4 printk messages dropped ** [ 897.177642][ T32] r5:85ad3f8c r4:85ad3c00 [ 897.177691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 897.177822][ T32] r10:61c88647 r9:8521e000 r8:85a95d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 897.178069][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 897.179329][ T32] r4:00000000 ** 4 printk messages dropped ** [ 897.179508][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 897.180033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 897.181190][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 7 printk messages dropped ** [ 897.181608][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 897.182351][ T32] INFO: task kworker/0:964:6320 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 897.182837][ T32] r4:8521ec00 ** 4 printk messages dropped ** [ 897.183029][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc45e08 [ 897.183051][ T32] r4:00000000 [ 897.183070][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 897.183104][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.183148][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.183222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa6b00 [ 897.183273][ T32] r4:00000000 [ 897.183296][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.183342][ T32] r9:83018005 r8:8521ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 897.183388][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.183449][ T32] r5:00001000 r4:ec6ef000 [ 897.183474][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.206584][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.206777][ T32] r5:85ae078c r4:85ae0400 [ 897.206887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.206982][ T32] r7:dddced80 r6:83018000 r5:85ae078c r4:85a95e00 [ 897.207017][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.207145][ T32] r10:61c88647 r9:8521ec00 r8:85a95e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.207184][ T32] r4:85a95e00 [ 897.207230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.207284][ T32] r10:00000000 r9:85a95e00 r8:80287e08 r7:ecc21e60 r6:85a95e80 r5:8521ec00 [ 897.207307][ T32] r4:00000001 [ 897.207426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.207470][ T32] Exception stack(0xecc45fb0 to 0xecc45ff8) [ 897.207501][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 897.207576][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.207608][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.207687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.207714][ T32] r4:85aa6940 [ 897.208403][ T32] INFO: task kworker/0:964:6320 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.208451][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.208725][ T32] Workqueue: events bpf_prog_free_deferred [ 897.208781][ T32] Call trace: [ 897.208812][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.208889][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.208917][ T32] r4:00000000 [ 897.209000][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.209044][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.209072][ T32] dd20: b359b000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.209101][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.209126][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.209150][ T32] r5:800b0013 r4:80239bb0 [ 897.209216][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.209289][ T32] r4:82ac21e4 [ 897.209315][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.209410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.209560][ T32] r4:eaa3ddc0 [ 897.209585][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.209652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 897.209683][ T32] r4:00000000 [ 897.209705][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.209900][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.210038][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.210085][ T32] r5:00001000 r4:dfc17000 [ 897.210183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.210227][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.210302][ T32] r5:85272f8c r4:85272c00 ** 2 printk messages dropped ** [ 897.210804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 897.211221][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 897.212038][ T32] Call trace: ** 6 printk messages dropped ** [ 897.212495][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 897.235863][ T32] r5:00001000 r4:ec705000 ** 2 printk messages dropped ** [ 897.236041][ T32] r5:85ae0b8c r4:85ae0800 ** 1 printk messages dropped ** [ 897.236122][ T32] r7:dddced80 r6:83018000 r5:85ae0b8c r4:85a95f00 ** 7 printk messages dropped ** [ 897.236447][ T32] Exception stack(0xecc59fb0 to 0xecc59ff8) ** 7 printk messages dropped ** [ 897.237671][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 897.238241][ T32] dd20: b388e000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 10 printk messages dropped ** [ 897.238676][ T32] r4:00000000 ** 6 printk messages dropped ** [ 897.239039][ T32] r5:85272f8c r4:85272c00 ** 3 printk messages dropped ** [ 897.239318][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.239421][ T32] r4:85249580 [ 897.239519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.239618][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.239645][ T32] r4:00000001 [ 897.239715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.239753][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 897.239782][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.239911][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.239953][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.239982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.240029][ T32] r4:85243c40 [ 897.240054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.240083][ T32] INFO: task kworker/0:966:6323 blocked for more than 474 seconds. [ 897.240115][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.240216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.240242][ T32] task:kworker/0:966 state:D stack:0 pid:6323 tgid:6323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.240329][ T32] Workqueue: events bpf_prog_free_deferred [ 897.240390][ T32] Call trace: [ 897.240444][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 897.240506][ T32] r10:8291a684 r9:ecc4dd84 r8:00000002 r7:60000113 r6:ecc4dd8c r5:85bf8c00 [ 897.240554][ T32] r4:85bf8c00 [ 897.240661][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 897.240761][ T32] r5:85bf8c00 r4:8291a680 [ 897.240884][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.241003][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 897.241073][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc4de08 [ 897.241124][ T32] r4:00000000 [ 897.241147][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 897.241253][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.241331][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.241383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540fcc0 [ 897.241430][ T32] r4:00000000 [ 897.241480][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.241567][ T32] r9:83018005 r8:85bf8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 897.241628][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.241676][ T32] r5:00001000 r4:ec74f000 [ 897.241697][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.241756][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.241819][ T32] r5:85ae138c r4:85ae1000 [ 897.241839][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.241893][ T32] r7:dddced80 r6:83018000 r5:85ae138c r4:85ab6000 [ 897.241914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.241961][ T32] r10:61c88647 r9:85bf8c00 r8:85ab602c r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.241984][ T32] r4:85ab6000 [ 897.242003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.242047][ T32] r10:00000000 r9:85ab6000 r8:80287e08 r7:ecc59e60 r6:85ab6080 r5:85bf8c00 [ 897.242068][ T32] r4:00000001 [ 897.242088][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.242124][ T32] Exception stack(0xecc4dfb0 to 0xecc4dff8) [ 897.242152][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.242238][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.242270][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 897.242902][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 897.261666][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 11 printk messages dropped ** [ 897.262133][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 8 printk messages dropped ** [ 897.262787][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 897.263097][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 897.263395][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 897.274382][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 897.274816][ T32] r9:83018005 r8:85a1b000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 ** 4 printk messages dropped ** [ 897.274984][ T32] r5:85ae0f8c r4:85ae0c00 ** 2 printk messages dropped ** [ 897.275102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 897.275536][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 897.276936][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 897.277482][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 897.277888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 7 printk messages dropped ** [ 897.278433][ T32] r5:85272f8c r4:85272c00 [ 897.278457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.278576][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 897.278631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.278711][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.278751][ T32] r4:85249580 [ 897.278787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.278866][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.278927][ T32] r4:00000001 [ 897.278966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.279027][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 897.279076][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.279200][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.279234][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.279264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.279372][ T32] r4:85243c40 [ 897.279398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.279467][ T32] INFO: task kworker/0:968:6328 blocked for more than 474 seconds. [ 897.279505][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.279532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.279553][ T32] task:kworker/0:968 state:D stack:0 pid:6328 tgid:6328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.279600][ T32] Workqueue: events bpf_prog_free_deferred [ 897.279641][ T32] Call trace: [ 897.279671][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 897.279780][ T32] r10:8291a684 r9:eccd9d84 r8:00000002 r7:60000113 r6:eccd9d8c r5:85a18000 [ 897.279807][ T32] r4:85a18000 [ 897.279829][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 897.279879][ T32] r5:85a18000 r4:8291a680 [ 897.279901][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.279993][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 897.280041][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd9e08 [ 897.280096][ T32] r4:00000000 [ 897.280119][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 897.280474][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.280514][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.280555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85af9200 [ 897.280578][ T32] r4:00000000 [ 897.280596][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.280638][ T32] r9:83018005 r8:85a18000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 897.280659][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.280700][ T32] r5:00001000 r4:ec791000 [ 897.280721][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.281084][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.281146][ T32] r5:85ae1b8c r4:85ae1800 [ 897.281222][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.281307][ T32] r7:dddced80 r6:83018000 r5:85ae1b8c r4:85ab6180 [ 897.281333][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.281442][ T32] r10:61c88647 r9:85a18000 r8:85ab61ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.281471][ T32] r4:85ab6180 [ 897.281493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.281538][ T32] r10:00000000 r9:85ab6180 r8:80287e08 r7:ecc4de60 r6:857fae80 r5:85a18000 [ 897.281559][ T32] r4:00000001 [ 897.281653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.281944][ T32] Exception stack(0xeccd9fb0 to 0xeccd9ff8) [ 897.282177][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 897.282212][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.282240][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.282296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.282350][ T32] r4:85aa6f40 [ 897.282732][ T32] INFO: task kworker/0:968:6328 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.282848][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.283052][ T32] Workqueue: events bpf_prog_free_deferred [ 897.283102][ T32] Call trace: [ 897.283227][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.283309][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.283359][ T32] r4:00000000 [ 897.283389][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.283436][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.283465][ T32] dd20: b3ce1000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.283493][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 5 printk messages dropped ** [ 897.314630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 10 printk messages dropped ** [ 897.315254][ T32] r5:85272f8c r4:85272c00 ** 7 printk messages dropped ** [ 897.315766][ T32] r4:00000001 ** 3 printk messages dropped ** [ 897.315885][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 897.316214][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 897.316656][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 897.317023][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 897.317236][ T32] r5:85ae178c r4:85ae1400 ** 3 printk messages dropped ** [ 897.317459][ T32] r10:61c88647 r9:85a19800 r8:85ab622c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 897.317766][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 897.318681][ T32] Call trace: ** 5 printk messages dropped ** [ 897.318917][ T32] dd20: b4390000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 9 printk messages dropped ** [ 897.319270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 10 printk messages dropped ** [ 897.319658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 897.320067][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 897.320784][ T32] r10:8291a684 r9:ece05d84 r8:00000002 r7:60000013 r6:ece05d8c r5:85a1d400 ** 6 printk messages dropped ** [ 897.321062][ T32] r4:00000000 ** 4 printk messages dropped ** [ 897.321348][ T32] r4:00000000 ** 6 printk messages dropped ** [ 897.321690][ T32] r5:85ae1f8c r4:85ae1c00 [ 897.321713][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 897.321782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.321828][ T32] r10:61c88647 r9:85a1d400 r8:85ab62ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.321888][ T32] r4:85ab6280 [ 897.321911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.321982][ T32] r10:00000000 r9:85ab6280 r8:80287e08 r7:eccd9e60 r6:857faf80 r5:85a1d400 [ 897.322032][ T32] r4:00000001 [ 897.322063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.322129][ T32] Exception stack(0xece05fb0 to 0xece05ff8) [ 897.322164][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 897.322196][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.322247][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.322280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.322335][ T32] r4:85af91c0 [ 897.322714][ T32] INFO: task kworker/0:970:6332 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.322754][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.322812][ T32] Workqueue: events bpf_prog_free_deferred [ 897.322856][ T32] Call trace: [ 897.322885][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.322936][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.322960][ T32] r4:00000000 [ 897.322992][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.323034][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.323086][ T32] dd20: b4390000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.323146][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.323206][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.323265][ T32] r5:800b0013 r4:80239bb0 [ 897.323289][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.323332][ T32] r4:82ac21e4 [ 897.323377][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.323497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.323581][ T32] r4:eaa3ddc0 [ 897.343938][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.344048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 897.344103][ T32] r4:00000000 [ 897.344130][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.344211][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.344262][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.344334][ T32] r5:00001000 r4:dfc17000 [ 897.344359][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.344423][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.344495][ T32] r5:85272f8c r4:85272c00 [ 897.344520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.344568][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 897.344591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.344638][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.344687][ T32] r4:85249580 [ 897.344717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.344790][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.344842][ T32] r4:00000001 [ 897.344867][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.344906][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 897.344961][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.345043][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.345123][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.345214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.345254][ T32] r4:85243c40 [ 897.345279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.345310][ T32] INFO: task kworker/0:971:6334 blocked for more than 474 seconds. [ 897.345344][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 1 printk messages dropped ** [ 897.345392][ T32] task:kworker/0:971 state:D stack:0 pid:6334 tgid:6334 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 897.345942][ T32] r4:00000000 ** 4 printk messages dropped ** [ 897.346133][ T32] r4:00000000 ** 6 printk messages dropped ** [ 897.346531][ T32] r5:85ae238c r4:85ae2000 [ 897.346551][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.346626][ T32] r7:dddced80 r6:83018000 r5:85ae238c r4:85ab6300 [ 897.346835][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 897.347337][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 897.348518][ T32] Call trace: ** 5 printk messages dropped ** [ 897.348801][ T32] dd20: b46e1000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 8 printk messages dropped ** [ 897.349188][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 897.349694][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 7 printk messages dropped ** [ 897.349932][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 897.350232][ T32] INFO: task kworker/0:972:6336 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 897.350551][ T32] r4:85a1c800 ** 3 printk messages dropped ** [ 897.350723][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 897.351293][ T32] r5:00001000 r4:ec8ed000 ** 3 printk messages dropped ** [ 897.351464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 897.351607][ T32] r4:85ab6380 ** 4 printk messages dropped ** [ 897.351823][ T32] Exception stack(0xece11fb0 to 0xece11ff8) ** 6 printk messages dropped ** [ 897.352458][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 897.353181][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 897.353397][ T32] r4:00000000 ** 6 printk messages dropped ** [ 897.379008][ T32] r5:85272f8c r4:85272c00 ** 1 printk messages dropped ** [ 897.379138][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 897.379171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.379221][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.379245][ T32] r4:85249580 [ 897.379266][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.379313][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.379335][ T32] r4:00000001 [ 897.379380][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.379448][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 897.379482][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.379512][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.379540][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.379570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.379592][ T32] r4:85243c40 [ 897.379615][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.379646][ T32] INFO: task kworker/0:973:6338 blocked for more than 474 seconds. [ 897.379704][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.379733][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.379784][ T32] task:kworker/0:973 state:D stack:0 pid:6338 tgid:6338 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.379870][ T32] Workqueue: events bpf_prog_free_deferred [ 897.380079][ T32] Call trace: [ 897.380117][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 897.380190][ T32] r10:8291a684 r9:ece15d84 r8:00000002 r7:60000113 r6:ece15d8c r5:85a1e000 [ 897.380233][ T32] r4:85a1e000 [ 897.380288][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 897.380344][ T32] r5:85a1e000 r4:8291a680 [ 897.380379][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.380487][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 897.380561][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece15e08 [ 897.380590][ T32] r4:00000000 [ 897.380654][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 897.380729][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.380836][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.380889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85af9900 [ 897.380945][ T32] r4:00000000 [ 897.380995][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.381070][ T32] r9:83018005 r8:85a1e000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 897.381120][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.381204][ T32] r5:00001000 r4:ec977000 [ 897.381230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.381299][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.381348][ T32] r5:85ae2f8c r4:85ae2c00 [ 897.381372][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.381457][ T32] r7:dddced80 r6:83018000 r5:85ae2f8c r4:85ab6400 [ 897.381507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.381581][ T32] r10:61c88647 r9:85a1e000 r8:85ab642c r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.381608][ T32] r4:85ab6400 [ 897.381629][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.381675][ T32] r10:00000000 r9:85ab6400 r8:80287e08 r7:ece11e60 r6:85b04100 r5:85a1e000 [ 897.381698][ T32] r4:00000001 [ 897.381717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.381753][ T32] Exception stack(0xece15fb0 to 0xece15ff8) [ 897.381778][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 897.381807][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.381833][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.381886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.381920][ T32] r4:85af9780 [ 897.382572][ T32] INFO: task kworker/0:973:6338 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.382653][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.382818][ T32] Workqueue: events bpf_prog_free_deferred [ 897.382867][ T32] Call trace: [ 897.382898][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.382980][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.383007][ T32] r4:00000000 [ 897.383027][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.383092][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.383170][ T32] dd20: b4b17000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.383243][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.383286][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.383314][ T32] r5:800b0013 r4:80239bb0 [ 897.383338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.383447][ T32] r4:82ac21e4 [ 897.383556][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.391892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 1 printk messages dropped ** [ 897.391984][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 897.392169][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 897.392505][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 897.392844][ T32] r4:00000001 ** 1 printk messages dropped ** [ 897.392935][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 2 printk messages dropped ** [ 897.393020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 897.393520][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 897.408298][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccbde08 ** 6 printk messages dropped ** [ 897.408531][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 897.409050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.409101][ T32] r7:dddced80 r6:83018000 r5:85ae378c r4:85ab6480 [ 897.409147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.409239][ T32] r10:61c88647 r9:85a0ec00 r8:85ab64ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.409265][ T32] r4:85ab6480 [ 897.409310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.409359][ T32] r10:00000000 r9:85ab6480 r8:80287e08 r7:ece15e60 r6:85b04180 r5:85a0ec00 [ 897.409383][ T32] r4:00000001 [ 897.409527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.409587][ T32] Exception stack(0xeccbdfb0 to 0xeccbdff8) [ 897.409645][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.409678][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.409730][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.409762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.409785][ T32] r4:85af9840 [ 897.410457][ T32] INFO: task kworker/0:974:6342 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.410496][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.410615][ T32] Workqueue: events bpf_prog_free_deferred [ 897.410660][ T32] Call trace: [ 897.410742][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.410930][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.410957][ T32] r4:00000000 [ 897.411002][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.411044][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.411073][ T32] dd20: b4efb000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.411102][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.411223][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.411252][ T32] r5:800b0013 r4:80239bb0 [ 897.411326][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.411418][ T32] r4:82ac21e4 [ 897.411443][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.411487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.411509][ T32] r4:eaa3ddc0 [ 897.411528][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.411568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 897.411591][ T32] r4:00000000 [ 897.411609][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.411658][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.411706][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.411751][ T32] r5:00001000 r4:dfc17000 [ 897.411788][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.411831][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.411897][ T32] r5:85272f8c r4:85272c00 [ 897.411924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.411999][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 897.412024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.412084][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.412126][ T32] r4:85249580 [ 897.412171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.412288][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.412350][ T32] r4:00000001 [ 897.412379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.412426][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 897.412457][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.412511][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.412568][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.412601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.412647][ T32] r4:85243c40 [ 897.412732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.412767][ T32] INFO: task kworker/0:975:6343 blocked for more than 474 seconds. [ 897.412802][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.412828][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.412848][ T32] task:kworker/0:975 state:D stack:0 pid:6343 tgid:6343 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.412926][ T32] Workqueue: events bpf_prog_free_deferred [ 897.412971][ T32] Call trace: [ 897.413002][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 897.413051][ T32] r10:8291a684 r9:ece19d84 r8:00000002 r7:60000013 r6:ece19d8c r5:85a20000 [ 897.413099][ T32] r4:85a20000 [ 897.413147][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 897.413234][ T32] r5:85a20000 r4:8291a680 [ 897.413282][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.413338][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 897.413385][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece19e08 [ 897.413408][ T32] r4:00000000 [ 897.413426][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 897.420633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85af9a80 ** 9 printk messages dropped ** [ 897.421140][ T32] r7:dddced80 r6:83018000 r5:85ae338c r4:85ab6500 [ 897.421236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.421343][ T32] r10:61c88647 r9:85a20000 r8:85ab652c r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.421371][ T32] r4:85ab6500 ** 3 printk messages dropped ** [ 897.421594][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 897.422594][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 897.422973][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 2 printk messages dropped ** [ 897.423211][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 2 printk messages dropped ** [ 897.423314][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 897.434105][ T32] r4:eaa3ddc0 ** 2 printk messages dropped ** [ 897.434245][ T32] r4:00000000 ** 2 printk messages dropped ** [ 897.434358][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 897.434566][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 897.434964][ T32] r4:00000001 [ 897.435013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 897.435148][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 897.435319][ T32] INFO: task kworker/0:976:6346 blocked for more than 474 seconds. ** 3 printk messages dropped ** [ 897.435497][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 897.435667][ T32] r10:8291a684 r9:ece25d84 r8:00000002 r7:60000113 r6:ece25d8c r5:85a20c00 [ 897.435689][ T32] r4:85a20c00 [ 897.435710][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 897.435751][ T32] r5:85a20c00 r4:8291a680 [ 897.435771][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.435811][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 897.435853][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece25e08 [ 897.435908][ T32] r4:00000000 [ 897.435951][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 897.435990][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.436025][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.436082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8ab00 [ 897.436108][ T32] r4:00000000 [ 897.436127][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.436176][ T32] r9:83018005 r8:85a20c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 897.436243][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.436289][ T32] r5:00001000 r4:ecb8b000 [ 897.436309][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.436350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.436393][ T32] r5:85ae4b8c r4:85ae4800 [ 897.436444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.436494][ T32] r7:dddced80 r6:83018000 r5:85ae4b8c r4:85ab6580 [ 897.436515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.436563][ T32] r10:61c88647 r9:85a20c00 r8:85ab65ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.436587][ T32] r4:85ab6580 [ 897.436619][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.436727][ T32] r10:00000000 r9:85ab6580 r8:80287e08 r7:eccbde60 r6:85b04280 r5:85a20c00 [ 897.436754][ T32] r4:00000001 [ 897.436795][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.436836][ T32] Exception stack(0xece25fb0 to 0xece25ff8) [ 897.436863][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 897.436891][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.436917][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.436948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.436972][ T32] r4:85af9b80 [ 897.437630][ T32] INFO: task kworker/0:976:6346 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.437698][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.437769][ T32] Workqueue: events bpf_prog_free_deferred [ 897.437841][ T32] Call trace: [ 897.437875][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.437926][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.437950][ T32] r4:00000000 [ 897.437975][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.438043][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.438075][ T32] dd20: b517e000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.438110][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.438137][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.438166][ T32] r5:800b0013 r4:80239bb0 [ 897.438188][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.438232][ T32] r4:82ac21e4 [ 897.438266][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.438312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.438354][ T32] r4:eaa3ddc0 [ 897.438402][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.438471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 897.438497][ T32] r4:00000000 [ 897.438517][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.438560][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.438581][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.438625][ T32] r5:00001000 r4:dfc17000 [ 897.438646][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.438684][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.438725][ T32] r5:85272f8c r4:85272c00 [ 897.438745][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 897.439020][ T32] r4:00000001 ** 4 printk messages dropped ** [ 897.439201][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 897.439504][ T32] Call trace: ** 4 printk messages dropped ** [ 897.439714][ T32] r5:85a22400 r4:8291a680 ** 6 printk messages dropped ** [ 897.440047][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 897.440474][ T32] r7:dddced80 r6:83018000 r5:85ae3b8c r4:85ab6600 [ 897.440494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 897.440604][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 897.440993][ T32] r4:85af9b80 ** 5 printk messages dropped ** [ 897.441691][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 897.442173][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 897.442255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 5 printk messages dropped ** [ 897.442495][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 9 printk messages dropped ** [ 897.442900][ T32] r4:85249580 ** 3 printk messages dropped ** [ 897.443052][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 897.443414][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 897.464272][ T32] r4:85a21800 ** 4 printk messages dropped ** [ 897.464464][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece31e08 ** 9 printk messages dropped ** [ 897.464808][ T32] r5:00001000 r4:ec9df000 ** 4 printk messages dropped ** [ 897.465063][ T32] r7:dddced80 r6:83018000 r5:85ae3f8c r4:85ab6680 [ 897.465087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 897.465447][ T32] Exception stack(0xece31fb0 to 0xece31ff8) ** 4 printk messages dropped ** [ 897.465584][ T32] r4:85af9c80 ** 5 printk messages dropped ** [ 897.466733][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.466786][ T32] r4:00000000 [ 897.466809][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.466852][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.466880][ T32] dd20: b54e9000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.466911][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.466942][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.467013][ T32] r5:800b0013 r4:80239bb0 [ 897.467038][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.467081][ T32] r4:82ac21e4 [ 897.467103][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.467164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.467191][ T32] r4:eaa3ddc0 [ 897.467212][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.467261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 897.467312][ T32] r4:00000000 [ 897.467341][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.467395][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.467417][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.467465][ T32] r5:00001000 r4:dfc17000 [ 897.467485][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.467598][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.467645][ T32] r5:85272f8c r4:85272c00 [ 897.467716][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.467801][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 897.467828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.467875][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.467899][ T32] r4:85249580 [ 897.467917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.467974][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.467999][ T32] r4:00000001 [ 897.468017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.468078][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 897.468107][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.468137][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.468168][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.468197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.468219][ T32] r4:85243c40 [ 897.468253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.468285][ T32] INFO: task kworker/0:979:6351 blocked for more than 474 seconds. [ 897.468317][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.468363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.468413][ T32] task:kworker/0:979 state:D stack:0 pid:6351 tgid:6351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.468489][ T32] Workqueue: events bpf_prog_free_deferred [ 897.468532][ T32] Call trace: [ 897.468577][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 897.468625][ T32] r10:8291a684 r9:ece39d84 r8:00000002 r7:60000113 r6:ece39d8c r5:85a23000 [ 897.468647][ T32] r4:85a23000 [ 897.468667][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 897.468708][ T32] r5:85a23000 r4:8291a680 [ 897.468734][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.468774][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 897.468815][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece39e08 [ 897.468861][ T32] r4:00000000 [ 897.468885][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 897.468970][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.469043][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.469088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85af9ec0 [ 897.469111][ T32] r4:00000000 [ 897.469131][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.469239][ T32] r9:83018005 r8:85a23000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 897.469270][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.469318][ T32] r5:00001000 r4:ecb69000 [ 897.469364][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.469408][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.469477][ T32] r5:85ae438c r4:85ae4000 [ 897.469506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.469553][ T32] r7:dddced80 r6:83018000 r5:85ae438c r4:85ab6700 [ 897.469605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.469684][ T32] r10:61c88647 r9:85a23000 r8:85ab672c r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.469711][ T32] r4:85ab6700 [ 897.469731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.469777][ T32] r10:00000000 r9:85ab6700 r8:80287e08 r7:ece25e60 r6:85b04400 r5:85a23000 [ 897.469801][ T32] r4:00000001 [ 897.469833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.469872][ T32] Exception stack(0xece39fb0 to 0xece39ff8) [ 897.469898][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 897.469926][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.469953][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.469981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.470004][ T32] r4:85af9d00 [ 897.470300][ T32] INFO: task kworker/0:979:6351 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.470333][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.470418][ T32] Workqueue: events bpf_prog_free_deferred [ 897.470468][ T32] Call trace: ** 2 printk messages dropped ** [ 897.470627][ T32] r4:00000000 ** 1 printk messages dropped ** [ 897.470735][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 2 printk messages dropped ** [ 897.470855][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 897.471290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 897.471710][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 2 printk messages dropped ** [ 897.471832][ T32] r4:85249580 ** 2 printk messages dropped ** [ 897.472000][ T32] r4:00000001 ** 2 printk messages dropped ** [ 897.472085][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 897.472458][ T32] task:kworker/0:980 state:D stack:0 pid:6353 tgid:6353 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 897.473106][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece41e08 ** 9 printk messages dropped ** [ 897.506013][ T32] r5:00001000 r4:ecb7d000 ** 4 printk messages dropped ** [ 897.506290][ T32] r7:dddced80 r6:83018000 r5:85ae478c r4:85ab6780 [ 897.506312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 897.506493][ T32] r10:00000000 r9:85ab6780 r8:80287e08 r7:ece25e60 r6:85b04480 r5:85a23c00 ** 7 printk messages dropped ** [ 897.506753][ T32] r4:85af9100 ** 3 printk messages dropped ** [ 897.507634][ T32] Call trace: [ 897.507666][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.507719][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.507742][ T32] r4:00000000 [ 897.507762][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.507814][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.507853][ T32] dd20: b5b1b000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.507882][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.507909][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.507984][ T32] r5:800b0013 r4:80239bb0 [ 897.508009][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.508051][ T32] r4:82ac21e4 [ 897.508073][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.508115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.508166][ T32] r4:eaa3ddc0 [ 897.508193][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.508236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 897.508259][ T32] r4:00000000 [ 897.508278][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.508324][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.508346][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.508414][ T32] r5:00001000 r4:dfc17000 [ 897.508467][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.508526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.508571][ T32] r5:85272f8c r4:85272c00 [ 897.508620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.508670][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 897.508737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.508787][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.508810][ T32] r4:85249580 [ 897.508830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.508876][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.508899][ T32] r4:00000001 [ 897.508946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.508985][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 897.509011][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.509051][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.509099][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.509132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.509195][ T32] r4:85243c40 [ 897.509229][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.509293][ T32] INFO: task kworker/0:981:6355 blocked for more than 474 seconds. [ 897.509347][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.509381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.509427][ T32] task:kworker/0:981 state:D stack:0 pid:6355 tgid:6355 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.509478][ T32] Workqueue: events bpf_prog_free_deferred [ 897.509532][ T32] Call trace: [ 897.509568][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 897.509616][ T32] r10:8291a684 r9:ece49d84 r8:00000002 r7:60000113 r6:ece49d8c r5:85a26000 [ 897.509639][ T32] r4:85a26000 [ 897.509659][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 897.509700][ T32] r5:85a26000 r4:8291a680 [ 897.509720][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.509771][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 897.509817][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece49e08 [ 897.509839][ T32] r4:00000000 [ 897.509858][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 897.509892][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.509956][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.510001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b0c8c0 [ 897.510037][ T32] r4:00000000 [ 897.510163][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.510216][ T32] r9:83018005 r8:85a26000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 897.510241][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.510288][ T32] r5:00001000 r4:eb859000 [ 897.510341][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.510385][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.510429][ T32] r5:85ae678c r4:85ae6400 [ 897.510473][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.510522][ T32] r7:dddced80 r6:83018000 r5:85ae678c r4:85ab6800 [ 897.510610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.510660][ T32] r10:61c88647 r9:85a26000 r8:85ab682c r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.510683][ T32] r4:85ab6800 [ 897.510736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.510783][ T32] r10:00000000 r9:85ab6800 r8:80287e08 r7:ece25e60 r6:85b04500 r5:85a26000 [ 897.511934][ T32] r4:00000001 [ 897.511983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.512022][ T32] Exception stack(0xece49fb0 to 0xece49ff8) [ 897.512053][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 897.512107][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 897.512170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 897.512899][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 5 printk messages dropped ** [ 897.513094][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 4 printk messages dropped ** [ 897.513348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 2 printk messages dropped ** [ 897.514059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 4 printk messages dropped ** [ 897.537721][ T32] r5:00001000 r4:dfc17000 ** 4 printk messages dropped ** [ 897.537893][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 4 printk messages dropped ** [ 897.538163][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 4 printk messages dropped ** [ 897.538341][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.538371][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.538769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.538797][ T32] r4:85243c40 [ 897.538821][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.538925][ T32] INFO: task kworker/0:982:6357 blocked for more than 474 seconds. [ 897.538970][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.539145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.539176][ T32] task:kworker/0:982 state:D stack:0 pid:6357 tgid:6357 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.539443][ T32] Workqueue: events bpf_prog_free_deferred [ 897.540144][ T32] Call trace: [ 897.540276][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 897.540333][ T32] r10:8291a684 r9:ece51d84 r8:00000002 r7:60000013 r6:ece51d8c r5:85a25400 [ 897.540357][ T32] r4:85a25400 [ 897.540378][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 897.540438][ T32] r5:85a25400 r4:8291a680 [ 897.540679][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.540723][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 897.540765][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece51e08 [ 897.540889][ T32] r4:00000000 [ 897.540920][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 897.540957][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.541018][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.541133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b0c000 [ 897.541177][ T32] r4:00000000 [ 897.541235][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.541332][ T32] r9:83018005 r8:85a25400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 897.541546][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.541593][ T32] r5:00001000 r4:ecba1000 [ 897.541614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.541658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.541702][ T32] r5:85ae4f8c r4:85ae4c00 [ 897.541771][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.541895][ T32] r7:dddced80 r6:83018000 r5:85ae4f8c r4:85ab6880 [ 897.541920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.542017][ T32] r10:61c88647 r9:85a25400 r8:85ab68ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.542044][ T32] r4:85ab6880 [ 897.542065][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.542146][ T32] r10:00000000 r9:85ab6880 r8:80287e08 r7:ece49e60 r6:85b04580 r5:85a25400 [ 897.542177][ T32] r4:00000001 [ 897.542197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.542313][ T32] Exception stack(0xece51fb0 to 0xece51ff8) [ 897.542375][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 897.542407][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.542506][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.542540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.542566][ T32] r4:85a8aec0 [ 897.543181][ T32] INFO: task kworker/0:982:6357 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.543256][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.543373][ T32] Workqueue: events bpf_prog_free_deferred [ 897.543449][ T32] Call trace: [ 897.564074][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.564191][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.564220][ T32] r4:00000000 [ 897.564242][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.564287][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.564335][ T32] dd20: b62a3000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.564369][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.564396][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.564421][ T32] r5:800b0013 r4:80239bb0 [ 897.564442][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.564485][ T32] r4:82ac21e4 [ 897.564614][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.564664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.564693][ T32] r4:eaa3ddc0 [ 897.564714][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.564757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 897.564780][ T32] r4:00000000 [ 897.564825][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.564878][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.564943][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 897.565084][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 897.565657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 897.565997][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 897.566445][ T32] r4:85a24800 ** 4 printk messages dropped ** [ 897.566620][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece59e08 ** 7 printk messages dropped ** [ 897.566966][ T32] r9:83018005 r8:85a24800 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 ** 6 printk messages dropped ** [ 897.567290][ T32] r7:dddced80 r6:83018000 r5:85ae578c r4:85ab6900 ** 1 printk messages dropped ** [ 897.567401][ T32] r10:61c88647 r9:85a24800 r8:85ab692c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 897.567621][ T32] Exception stack(0xece59fb0 to 0xece59ff8) [ 897.567646][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 897.567674][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.567703][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.567741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.567788][ T32] r4:85b0c0c0 [ 897.568400][ T32] INFO: task kworker/0:983:6359 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.568540][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.568681][ T32] Workqueue: events bpf_prog_free_deferred [ 897.568800][ T32] Call trace: [ 897.568927][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.569052][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.569079][ T32] r4:00000000 [ 897.569100][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.569142][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.569191][ T32] dd20: b62a3000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.569333][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.569363][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.569388][ T32] r5:800b0013 r4:80239bb0 [ 897.569439][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.569483][ T32] r4:82ac21e4 [ 897.569503][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.569544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.569567][ T32] r4:eaa3ddc0 [ 897.569585][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.569641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 897.569668][ T32] r4:00000000 [ 897.569688][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.569753][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.569783][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.569826][ T32] r5:00001000 r4:dfc17000 [ 897.569846][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.569884][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.569927][ T32] r5:85272f8c r4:85272c00 [ 897.569948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.569992][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 897.570041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.570146][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.570178][ T32] r4:85249580 [ 897.570283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.570403][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.570430][ T32] r4:00000001 [ 897.570449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.570887][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 897.570917][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.570952][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.571010][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.571055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.571080][ T32] r4:85243c40 [ 897.571126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.571155][ T32] INFO: task kworker/0:984:6362 blocked for more than 474 seconds. [ 897.571188][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.571211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.571232][ T32] task:kworker/0:984 state:D stack:0 pid:6362 tgid:6362 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.571327][ T32] Workqueue: events bpf_prog_free_deferred [ 897.571375][ T32] Call trace: [ 897.571460][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 897.571699][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 897.572143][ T32] r9:83018005 r8:85a1bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 ** 6 printk messages dropped ** [ 897.572465][ T32] r7:dddced80 r6:83018000 r5:85ae5b8c r4:85ab6980 [ 897.572486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.572609][ T32] r10:61c88647 r9:85a1bc00 r8:85ab69ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 897.572911][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 897.573416][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 897.588389][ T32] dd20: b6423000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 9 printk messages dropped ** [ 897.588677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 897.589065][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 7 printk messages dropped ** [ 897.589410][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 897.589623][ T32] INFO: task kworker/0:985:6364 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 897.590105][ T32] r5:85bfa400 r4:8291a680 ** 5 printk messages dropped ** [ 897.590624][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 897.591791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.591910][ T32] r5:85ae5f8c r4:85ae5c00 [ 897.591934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.591979][ T32] r7:dddced80 r6:83018000 r5:85ae5f8c r4:85ab6a00 [ 897.592040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.592177][ T32] r10:61c88647 r9:85bfa400 r8:85ab6a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.592204][ T32] r4:85ab6a00 [ 897.592301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.592385][ T32] r10:00000000 r9:85ab6a00 r8:80287e08 r7:ece49e60 r6:85ab6a80 r5:85bfa400 [ 897.592413][ T32] r4:00000001 [ 897.592585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.592653][ T32] Exception stack(0xecc6dfb0 to 0xecc6dff8) [ 897.592681][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.592710][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.592852][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.592971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.593095][ T32] r4:85b0c380 [ 897.616831][ T32] INFO: task kworker/0:985:6364 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.616932][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.617130][ T32] Workqueue: events bpf_prog_free_deferred [ 897.617217][ T32] Call trace: [ 897.617299][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.617361][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.617385][ T32] r4:00000000 [ 897.617420][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.617547][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.617581][ T32] dd20: b6829000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.617636][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.617666][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.617691][ T32] r5:800b0013 r4:80239bb0 [ 897.617762][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.617812][ T32] r4:82ac21e4 [ 897.617834][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.617876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.617900][ T32] r4:eaa3ddc0 [ 897.617920][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.618012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 897.618040][ T32] r4:00000000 [ 897.618086][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.618148][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.618179][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.618224][ T32] r5:00001000 r4:dfc17000 [ 897.618269][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.618398][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.618445][ T32] r5:85272f8c r4:85272c00 [ 897.618490][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.618540][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 897.618575][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.618724][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.618750][ T32] r4:85249580 [ 897.618770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.618816][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.618914][ T32] r4:00000001 [ 897.618948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.618988][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 897.619013][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.619041][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.619067][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.619095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.619117][ T32] r4:85243c40 [ 897.619218][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.619271][ T32] INFO: task kworker/1:630:6367 blocked for more than 474 seconds. [ 897.619309][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.619334][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.619453][ T32] task:kworker/1:630 state:D stack:0 pid:6367 tgid:6367 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.619576][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 897.619975][ T32] r4:85bfd400 ** 2 printk messages dropped ** [ 897.620408][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 897.620982][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 897.621515][ T32] r9:83018205 r8:85bfd400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 ** 4 printk messages dropped ** [ 897.621736][ T32] r5:8591778c r4:85917400 ** 1 printk messages dropped ** [ 897.621827][ T32] r7:ddde2d80 r6:83018200 r5:8591778c r4:85b04700 ** 1 printk messages dropped ** [ 897.621947][ T32] r10:61c88647 r9:85bfd400 r8:85b0472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 897.622261][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 897.623122][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 10 printk messages dropped ** [ 897.644541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 10 printk messages dropped ** [ 897.645429][ T32] r5:85272f8c r4:85272c00 ** 1 printk messages dropped ** [ 897.645603][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 897.645629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.645678][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.645753][ T32] r4:85249580 [ 897.645778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.645827][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.645879][ T32] r4:00000001 [ 897.646110][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.646226][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 897.646435][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.646667][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.646848][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.646882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.646932][ T32] r4:85243c40 [ 897.647011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.647046][ T32] INFO: task kworker/0:986:6370 blocked for more than 474 seconds. [ 897.647078][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.647124][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.647214][ T32] task:kworker/0:986 state:D stack:0 pid:6370 tgid:6370 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.647282][ T32] Workqueue: events bpf_prog_free_deferred [ 897.647326][ T32] Call trace: [ 897.647435][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 897.647553][ T32] r10:8291a684 r9:ece09d84 r8:00000002 r7:60000113 r6:ece09d8c r5:85a28c00 [ 897.647605][ T32] r4:85a28c00 [ 897.647631][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 897.647675][ T32] r5:85a28c00 r4:8291a680 [ 897.647695][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.647749][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 897.647795][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece09e08 [ 897.647817][ T32] r4:00000000 [ 897.647836][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 897.648023][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.648060][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.648125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b0cb40 [ 897.648153][ T32] r4:00000000 [ 897.648179][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.648324][ T32] r9:83018005 r8:85a28c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 897.648351][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.648395][ T32] r5:00001000 r4:ec3f9000 [ 897.648419][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.648458][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.648499][ T32] r5:85ae6f8c r4:85ae6c00 [ 897.648520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.648650][ T32] r7:dddced80 r6:83018000 r5:85ae6f8c r4:85ab6b80 [ 897.648675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.648722][ T32] r10:61c88647 r9:85a28c00 r8:85ab6bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.648745][ T32] r4:85ab6b80 [ 897.648851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.648900][ T32] r10:00000000 r9:85ab6b80 r8:80287e08 r7:ece49e60 r6:85b04780 r5:85a28c00 [ 897.648922][ T32] r4:00000001 [ 897.648942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.648976][ T32] Exception stack(0xece09fb0 to 0xece09ff8) [ 897.649052][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 897.649086][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.649113][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.649140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.649187][ T32] r4:85b0c880 [ 897.649775][ T32] INFO: task kworker/0:986:6370 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.649815][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 897.650312][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 7 printk messages dropped ** [ 897.650639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 10 printk messages dropped ** [ 897.651165][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 897.651519][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 897.651946][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 897.652218][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 897.652746][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 897.653162][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 897.653486][ T32] r7:ddde2d80 r6:83018200 r5:847bab8c r4:85b04800 ** 2 printk messages dropped ** [ 897.683326][ T32] r4:85b04800 ** 4 printk messages dropped ** [ 897.683886][ T32] Exception stack(0xeca49fb0 to 0xeca49ff8) ** 6 printk messages dropped ** [ 897.684634][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 897.685812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 7 printk messages dropped ** [ 897.686088][ T32] r5:00001000 r4:dfc17000 ** 4 printk messages dropped ** [ 897.686340][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 8 printk messages dropped ** [ 897.686871][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 897.687267][ T32] task:kworker/1:632 state:D stack:0 pid:6373 tgid:6373 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 897.688179][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccede08 ** 9 printk messages dropped ** [ 897.688717][ T32] r5:00001000 r4:eca13000 ** 2 printk messages dropped ** [ 897.688961][ T32] r5:85917b8c r4:85917800 [ 897.688981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.689178][ T32] r7:ddde2d80 r6:83018200 r5:85917b8c r4:85b04900 [ 897.689221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.689271][ T32] r10:61c88647 r9:85a2a400 r8:85b0492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 897.689296][ T32] r4:85b04900 [ 897.689315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.689360][ T32] r10:00000000 r9:85b04900 r8:80287e08 r7:eca49e60 r6:85b04980 r5:85a2a400 [ 897.689516][ T32] r4:00000001 [ 897.690367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.690410][ T32] Exception stack(0xeccedfb0 to 0xeccedff8) [ 897.690615][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.690649][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.690677][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.690706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.691228][ T32] r4:85b057c0 [ 897.691587][ T32] INFO: task kworker/1:632:6373 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.691623][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.691855][ T32] Workqueue: events bpf_prog_free_deferred [ 897.691949][ T32] Call trace: [ 897.692241][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.692330][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.692409][ T32] r4:00000000 [ 897.692434][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.692501][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.692534][ T32] dd20: b6e1f000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.692596][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.692649][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.692725][ T32] r5:800b0013 r4:80239bb0 [ 897.692752][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.692795][ T32] r4:82ac21e4 [ 897.692816][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.692935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.693044][ T32] r4:eaa3ddc0 [ 897.693212][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.693290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 897.693373][ T32] r4:00000000 [ 897.693501][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.724068][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.724141][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.724241][ T32] r5:00001000 r4:dfc17000 [ 897.724274][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.724316][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.724385][ T32] r5:85272f8c r4:85272c00 [ 897.724413][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.724482][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 897.724533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.724591][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.724665][ T32] r4:85249580 [ 897.724689][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.724737][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.724761][ T32] r4:00000001 [ 897.724782][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.724917][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 897.724951][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.724985][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.725014][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.725042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.725064][ T32] r4:85243c40 [ 897.725086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.725163][ T32] INFO: task kworker/0:987:6375 blocked for more than 474 seconds. [ 897.725220][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.725248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.725285][ T32] task:kworker/0:987 state:D stack:0 pid:6375 tgid:6375 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.725344][ T32] Workqueue: events bpf_prog_free_deferred [ 897.725489][ T32] Call trace: [ 897.725526][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 897.725646][ T32] r10:8291a684 r9:ece61d84 r8:00000002 r7:60000113 r6:ece61d8c r5:85bfc800 [ 897.725674][ T32] r4:85bfc800 [ 897.725792][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 897.725861][ T32] r5:85bfc800 r4:8291a680 [ 897.725890][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.725932][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 897.725974][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece61e08 [ 897.725997][ T32] r4:00000000 [ 897.726016][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 897.726050][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 897.726324][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 897.726608][ T32] r7:dddced80 r6:83018000 r5:85ae6b8c r4:85ab6c00 ** 2 printk messages dropped ** [ 897.726850][ T32] r4:85ab6c00 ** 4 printk messages dropped ** [ 897.727044][ T32] Exception stack(0xece61fb0 to 0xece61ff8) ** 6 printk messages dropped ** [ 897.727874][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 897.728540][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 897.728778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 10 printk messages dropped ** [ 897.729459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 897.729877][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 897.730314][ T32] task:kworker/0:988 state:D stack:0 pid:6377 tgid:6377 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 897.731578][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 897.732379][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 897.732495][ T32] r7:dddced80 r6:83018000 r5:85ae778c r4:85ab6d00 ** 4 printk messages dropped ** [ 897.732740][ T32] r10:00000000 r9:85ab6d00 r8:80287e08 r7:ece09e60 r6:85ab6d80 r5:85bfe000 ** 6 printk messages dropped ** [ 897.732965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.732989][ T32] r4:85b0cc80 [ 897.733295][ T32] INFO: task kworker/0:988:6377 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.733355][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.764043][ T32] Workqueue: events bpf_prog_free_deferred [ 897.764142][ T32] Call trace: [ 897.764183][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.764246][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.764280][ T32] r4:00000000 [ 897.764306][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.764348][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.764379][ T32] dd20: b7a62000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.764409][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.764436][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.764461][ T32] r5:800b0013 r4:80239bb0 [ 897.764482][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.764523][ T32] r4:82ac21e4 [ 897.764551][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.764596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.764625][ T32] r4:eaa3ddc0 [ 897.764677][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.764732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 897.764763][ T32] r4:00000000 [ 897.764790][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.764866][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.764898][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.764959][ T32] r5:00001000 r4:dfc17000 [ 897.764984][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.765038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.765098][ T32] r5:85272f8c r4:85272c00 [ 897.765122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.765188][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 897.765213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.765264][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.765287][ T32] r4:85249580 [ 897.765307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.765353][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.765376][ T32] r4:00000001 [ 897.765395][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.765454][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 897.765543][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.765576][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.765604][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.765632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.765657][ T32] r4:85243c40 [ 897.765680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.765723][ T32] INFO: task kworker/0:989:6379 blocked for more than 474 seconds. [ 897.765759][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.765784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.765834][ T32] task:kworker/0:989 state:D stack:0 pid:6379 tgid:6379 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.765974][ T32] Workqueue: events bpf_prog_free_deferred [ 897.766020][ T32] Call trace: [ 897.766075][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 897.766129][ T32] r10:8291a684 r9:ecdf5d84 r8:00000002 r7:60000013 r6:ecdf5d8c r5:85bfec00 [ 897.766165][ T32] r4:85bfec00 [ 897.766191][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 897.766235][ T32] r5:85bfec00 r4:8291a680 [ 897.766280][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.766324][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 897.766366][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdf5e08 [ 897.766389][ T32] r4:00000000 [ 897.766408][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 897.766443][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.766490][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.766583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b0ccc0 [ 897.766609][ T32] r4:00000000 [ 897.766630][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 897.766721][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 897.766990][ T32] r7:dddced80 r6:83018000 r5:85ae738c r4:85ab6e00 [ 897.767012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.767058][ T32] r10:61c88647 r9:85bfec00 r8:85ab6e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.767082][ T32] r4:85ab6e00 [ 897.767102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.767171][ T32] r10:00000000 r9:85ab6e00 r8:80287e08 r7:eccf9e60 r6:85ab6e80 r5:85bfec00 [ 897.767198][ T32] r4:00000001 [ 897.767218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.767278][ T32] Exception stack(0xecdf5fb0 to 0xecdf5ff8) [ 897.767389][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 897.767421][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.767448][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.767500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.767525][ T32] r4:85b0ce00 [ 897.768163][ T32] INFO: task kworker/0:989:6379 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.768201][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.768274][ T32] Workqueue: events bpf_prog_free_deferred [ 897.768324][ T32] Call trace: [ 897.768383][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.768435][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.768482][ T32] r4:00000000 [ 897.768506][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.768574][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.768614][ T32] dd20: b7a62000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.768643][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.768669][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.768723][ T32] r5:800b0013 r4:80239bb0 [ 897.768748][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 897.769002][ T32] r4:00000000 ** 6 printk messages dropped ** [ 897.769285][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 897.769591][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 6 printk messages dropped ** [ 897.769804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 897.770269][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 897.770646][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 897.771025][ T32] r4:00000000 ** 5 printk messages dropped ** [ 897.771282][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 897.771451][ T32] r7:dddced80 r6:83018000 r5:85ae7f8c r4:85ab6f00 ** 4 printk messages dropped ** [ 897.771677][ T32] r10:00000000 r9:85ab6f00 r8:80287e08 r7:eccf9e60 r6:85ab6f80 r5:85bfbc00 ** 9 printk messages dropped ** [ 897.772333][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 897.772997][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 897.773228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 897.795926][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 6 printk messages dropped ** [ 897.796197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 897.796345][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.796375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.796397][ T32] r4:85243c40 [ 897.796420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.796520][ T32] INFO: task kworker/0:991:6383 blocked for more than 474 seconds. [ 897.796616][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.796646][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.796670][ T32] task:kworker/0:991 state:D stack:0 pid:6383 tgid:6383 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.796723][ T32] Workqueue: events bpf_prog_free_deferred [ 897.796766][ T32] Call trace: [ 897.796798][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 897.796872][ T32] r10:8291a684 r9:ece6dd84 r8:00000002 r7:60000013 r6:ece6dd8c r5:85bfb000 [ 897.796924][ T32] r4:85bfb000 [ 897.796973][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 897.797045][ T32] r5:85bfb000 r4:8291a680 [ 897.797070][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.797110][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 897.797162][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece6de08 [ 897.797229][ T32] r4:00000000 [ 897.797250][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 897.797286][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.797325][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.797365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:841f3840 [ 897.797413][ T32] r4:00000000 [ 897.797443][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.797490][ T32] r9:83018005 r8:85bfb000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 897.797544][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.797591][ T32] r5:00001000 r4:ec549000 [ 897.797614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.797667][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.797712][ T32] r5:85ae7b8c r4:85ae7800 [ 897.797734][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.797808][ T32] r7:dddced80 r6:83018000 r5:85ae7b8c r4:85b18000 [ 897.797886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.797936][ T32] r10:61c88647 r9:85bfb000 r8:85b1802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.798034][ T32] r4:85b18000 [ 897.798057][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.798102][ T32] r10:00000000 r9:85b18000 r8:80287e08 r7:ece69e60 r6:85b18080 r5:85bfb000 [ 897.798125][ T32] r4:00000001 [ 897.798175][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.798216][ T32] Exception stack(0xece6dfb0 to 0xece6dff8) [ 897.798294][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.798350][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.798380][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.798409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.798455][ T32] r4:85b0ce80 [ 897.798993][ T32] INFO: task kworker/0:991:6383 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.799027][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.799090][ T32] Workqueue: events bpf_prog_free_deferred [ 897.799221][ T32] Call trace: [ 897.799293][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.799376][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.799455][ T32] r4:00000000 [ 897.799482][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.799550][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.799582][ T32] dd20: b7ebb000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.799611][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.799636][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.799659][ T32] r5:800b0013 r4:80239bb0 [ 897.799684][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.799755][ T32] r4:82ac21e4 [ 897.799778][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.799846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.799874][ T32] r4:eaa3ddc0 [ 897.799908][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.799952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 897.799975][ T32] r4:00000000 [ 897.799995][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.800112][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.800172][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.800234][ T32] r5:00001000 r4:dfc17000 [ 897.800258][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.800333][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.800384][ T32] r5:85272f8c r4:85272c00 [ 897.800423][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.800475][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 897.800526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.800576][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.800599][ T32] r4:85249580 [ 897.800656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.800735][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.800869][ T32] r4:00000001 [ 897.800892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.800963][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 897.800992][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.801020][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.801047][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.801125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.801194][ T32] r4:85243c40 [ 897.801292][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.801398][ T32] INFO: task kworker/0:992:6386 blocked for more than 474 seconds. [ 897.801591][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.801691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.801781][ T32] task:kworker/0:992 state:D stack:0 pid:6386 tgid:6386 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 897.802668][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 897.803119][ T32] r9:83018005 r8:85a2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 ** 6 printk messages dropped ** [ 897.803359][ T32] r7:dddced80 r6:83018000 r5:85aec38c r4:85b18100 [ 897.803379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.803424][ T32] r10:61c88647 r9:85a2b000 r8:85b1812c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 897.803579][ T32] r10:00000000 r9:85b18100 r8:80287e08 r7:ece69e60 r6:85b04a00 r5:85a2b000 ** 9 printk messages dropped ** [ 897.819820][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 897.820432][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 897.820493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 7 printk messages dropped ** [ 897.820822][ T32] r5:00001000 r4:dfc17000 ** 7 printk messages dropped ** [ 897.821240][ T32] r4:85249580 ** 4 printk messages dropped ** [ 897.821422][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 4 printk messages dropped ** [ 897.821617][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 897.821851][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 897.822246][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 897.822819][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.822861][ T32] r5:00001000 r4:ec88f000 [ 897.822882][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.822921][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.822963][ T32] r5:85aec78c r4:85aec400 [ 897.822984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.823029][ T32] r7:dddced80 r6:83018000 r5:85aec78c r4:85b18180 [ 897.823049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.823095][ T32] r10:61c88647 r9:85a29800 r8:85b181ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.823117][ T32] r4:85b18180 [ 897.823137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.823191][ T32] r10:00000000 r9:85b18180 r8:80287e08 r7:ece7de60 r6:85b04a80 r5:85a29800 [ 897.823214][ T32] r4:00000001 [ 897.823298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.823367][ T32] Exception stack(0xece81fb0 to 0xece81ff8) [ 897.823397][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 897.823427][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.823452][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.823480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.823589][ T32] r4:85b1c100 [ 897.836481][ T32] INFO: task kworker/0:993:6389 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.836558][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.836692][ T32] Workqueue: events bpf_prog_free_deferred [ 897.836829][ T32] Call trace: [ 897.836889][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.836948][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.836973][ T32] r4:00000000 [ 897.837018][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.837063][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.837092][ T32] dd20: b83b1000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.837122][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.837203][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.837241][ T32] r5:800b0013 r4:80239bb0 [ 897.837264][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.837341][ T32] r4:82ac21e4 [ 897.837388][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.837445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.837469][ T32] r4:eaa3ddc0 [ 897.837489][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.837535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 897.837558][ T32] r4:00000000 [ 897.837578][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.837622][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.837645][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.837711][ T32] r5:00001000 r4:dfc17000 [ 897.837735][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.837802][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.837848][ T32] r5:85272f8c r4:85272c00 [ 897.837869][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.837920][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 897.837944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.837991][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.838015][ T32] r4:85249580 [ 897.838034][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.838079][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.838124][ T32] r4:00000001 [ 897.838148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.838190][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 4 printk messages dropped ** [ 897.838471][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 897.838803][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 897.839216][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 897.839622][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 897.839882][ T32] r7:dddced80 r6:83018000 r5:85aecb8c r4:85b18200 ** 4 printk messages dropped ** [ 897.840062][ T32] r10:00000000 r9:85b18200 r8:80287e08 r7:ece81e60 r6:85b04b00 r5:85a2c800 ** 5 printk messages dropped ** [ 897.840351][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.840383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.840405][ T32] r4:85b1c440 [ 897.840665][ T32] INFO: task kworker/0:994:6390 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.840698][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.840838][ T32] Workqueue: events bpf_prog_free_deferred [ 897.840887][ T32] Call trace: [ 897.841061][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.841253][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.841316][ T32] r4:00000000 [ 897.841369][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.841458][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.841556][ T32] dd20: b83b1000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.841588][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.841712][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.841739][ T32] r5:800b0013 r4:80239bb0 [ 897.841957][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.842001][ T32] r4:82ac21e4 [ 897.842028][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.842098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.842128][ T32] r4:eaa3ddc0 [ 897.842148][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.842195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 897.842218][ T32] r4:00000000 [ 897.842236][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.842279][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.842302][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 897.842520][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 6 printk messages dropped ** [ 897.842819][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 897.843166][ T32] INFO: task kworker/0:995:6392 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 897.866491][ T32] r4:85a2d400 ** 4 printk messages dropped ** [ 897.866874][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece89e08 ** 9 printk messages dropped ** [ 897.867487][ T32] r5:00001000 r4:ec8cd000 ** 4 printk messages dropped ** [ 897.867764][ T32] r7:dddced80 r6:83018000 r5:85aecf8c r4:85b18280 [ 897.867790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.867838][ T32] r10:61c88647 r9:85a2d400 r8:85b182ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 897.868052][ T32] r10:00000000 r9:85b18280 r8:80287e08 r7:ece85e60 r6:85b04b80 r5:85a2d400 ** 7 printk messages dropped ** [ 897.868304][ T32] r4:85b1c500 ** 3 printk messages dropped ** [ 897.869047][ T32] Call trace: ** 6 printk messages dropped ** [ 897.869349][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 8 printk messages dropped ** [ 897.869719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 10 printk messages dropped ** [ 897.870171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 897.870508][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 897.870909][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 897.871235][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 897.871605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b1ca80 ** 7 printk messages dropped ** [ 897.871975][ T32] r5:85aedf8c r4:85aedc00 [ 897.871999][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.872069][ T32] r7:dddced80 r6:83018000 r5:85aedf8c r4:85b18300 [ 897.872093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.872141][ T32] r10:61c88647 r9:85a2e000 r8:85b1832c r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.872195][ T32] r4:85b18300 [ 897.872225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.872273][ T32] r10:00000000 r9:85b18300 r8:80287e08 r7:ece89e60 r6:85b04c00 r5:85a2e000 [ 897.872295][ T32] r4:00000001 [ 897.872314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.872373][ T32] Exception stack(0xece8dfb0 to 0xece8dff8) [ 897.872430][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.872463][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.872502][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.872545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.872599][ T32] r4:85b1c300 [ 897.872882][ T32] INFO: task kworker/0:996:6394 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.872946][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.873017][ T32] Workqueue: events bpf_prog_free_deferred [ 897.873059][ T32] Call trace: [ 897.873087][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.873136][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.873180][ T32] r4:00000000 [ 897.873206][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.873275][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.873312][ T32] dd20: b87b6000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.873360][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.873389][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.873413][ T32] r5:800b0013 r4:80239bb0 [ 897.873433][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.873548][ T32] r4:82ac21e4 [ 897.888334][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.888404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.888432][ T32] r4:eaa3ddc0 [ 897.888479][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.888577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 897.888603][ T32] r4:00000000 [ 897.888624][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.888722][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.888750][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.888797][ T32] r5:00001000 r4:dfc17000 [ 897.888842][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.888886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.888928][ T32] r5:85272f8c r4:85272c00 [ 897.888949][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.888996][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 897.889018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.889118][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.889145][ T32] r4:85249580 [ 897.889249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.889301][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.889324][ T32] r4:00000001 [ 897.889355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.889394][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 897.889457][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.889490][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.889533][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.889586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.889612][ T32] r4:85243c40 [ 897.889635][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.889662][ T32] INFO: task kworker/0:997:6395 blocked for more than 474 seconds. [ 897.889725][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.889753][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.889927][ T32] task:kworker/0:997 state:D stack:0 pid:6395 tgid:6395 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.889984][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 897.890266][ T32] r4:85a2ec00 ** 3 printk messages dropped ** [ 897.890464][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 897.890832][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 897.891061][ T32] r7:dddced80 r6:83018000 r5:85aed38c r4:85b18380 ** 2 printk messages dropped ** [ 897.891148][ T32] r4:85b18380 ** 4 printk messages dropped ** [ 897.891318][ T32] Exception stack(0xece75fb0 to 0xece75ff8) ** 4 printk messages dropped ** [ 897.891476][ T32] r4:85b1c240 ** 5 printk messages dropped ** [ 897.892272][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 897.892568][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 897.892764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 7 printk messages dropped ** [ 897.893097][ T32] r5:85272f8c r4:85272c00 ** 3 printk messages dropped ** [ 897.893268][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.893299][ T32] r4:85249580 [ 897.893320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.893400][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.893426][ T32] r4:00000001 [ 897.893452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.893530][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 897.905558][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.905605][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.905634][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.905667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.905692][ T32] r4:85243c40 [ 897.905714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.905742][ T32] INFO: task kworker/0:998:6398 blocked for more than 474 seconds. [ 897.905772][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.905809][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.905848][ T32] task:kworker/0:998 state:D stack:0 pid:6398 tgid:6398 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.905923][ T32] Workqueue: events bpf_prog_free_deferred [ 897.905993][ T32] Call trace: [ 897.906025][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 897.906083][ T32] r10:8291a684 r9:ecc71d84 r8:00000002 r7:60000113 r6:ecc71d8c r5:85a30000 [ 897.906108][ T32] r4:85a30000 [ 897.906129][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 897.906195][ T32] r5:85a30000 r4:8291a680 [ 897.906220][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.906260][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 897.906301][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc71e08 [ 897.906324][ T32] r4:00000000 [ 897.906380][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 897.906420][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.906478][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.906523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b1c6c0 [ 897.906545][ T32] r4:00000000 [ 897.906589][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.906644][ T32] r9:83018005 r8:85a30000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 897.906692][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.906738][ T32] r5:00001000 r4:dfb1d000 [ 897.906759][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.906799][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.906840][ T32] r5:85aed78c r4:85aed400 [ 897.906886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.906936][ T32] r7:dddced80 r6:83018000 r5:85aed78c r4:85b18400 [ 897.906971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.907044][ T32] r10:61c88647 r9:85a30000 r8:85b1842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.907124][ T32] r4:85b18400 [ 897.907148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.907231][ T32] r10:00000000 r9:85b18400 r8:80287e08 r7:ece8de60 r6:85b04d00 r5:85a30000 [ 897.907258][ T32] r4:00000001 [ 897.907277][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.907314][ T32] Exception stack(0xecc71fb0 to 0xecc71ff8) [ 897.907340][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 897.907394][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.907474][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.907651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.907693][ T32] r4:85b1c6c0 [ 897.908438][ T32] INFO: task kworker/0:998:6398 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.908556][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.908632][ T32] Workqueue: events bpf_prog_free_deferred [ 897.908726][ T32] Call trace: [ 897.908763][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.908825][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.908884][ T32] r4:00000000 [ 897.908908][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.908951][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.908981][ T32] dd20: b8c83000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.909034][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.909063][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.909088][ T32] r5:800b0013 r4:80239bb0 [ 897.909109][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.909215][ T32] r4:82ac21e4 [ 897.909262][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.909329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.909357][ T32] r4:eaa3ddc0 [ 897.909377][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 897.909552][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 9 printk messages dropped ** [ 897.909990][ T32] r4:85249580 ** 5 printk messages dropped ** [ 897.910214][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 897.911107][ T32] r10:8291a684 r9:ece1dd84 r8:00000002 r7:60000113 r6:ece1dd8c r5:85a31800 ** 7 printk messages dropped ** [ 897.911448][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 897.911880][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 897.912033][ T32] r7:dddced80 r6:83018000 r5:85aedb8c r4:85b18480 ** 1 printk messages dropped ** [ 897.912099][ T32] r10:61c88647 r9:85a31800 r8:85b184ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.912121][ T32] r4:85b18480 [ 897.912140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.912249][ T32] r10:00000000 r9:85b18480 r8:80287e08 r7:ece8de60 r6:85b04d80 r5:85a31800 [ 897.912297][ T32] r4:00000001 [ 897.912348][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.912389][ T32] Exception stack(0xece1dfb0 to 0xece1dff8) [ 897.912417][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.912447][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.912528][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.912559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.912581][ T32] r4:85b1c800 [ 897.912956][ T32] INFO: task kworker/0:999:6400 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.912988][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.913066][ T32] Workqueue: events bpf_prog_free_deferred [ 897.913201][ T32] Call trace: [ 897.913299][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.913351][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.913394][ T32] r4:00000000 [ 897.913417][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.913510][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.939896][ T32] dd20: b929e000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.939959][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.939987][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.940037][ T32] r5:800b0013 r4:80239bb0 [ 897.940083][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.940158][ T32] r4:82ac21e4 [ 897.940180][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.940224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.940348][ T32] r4:eaa3ddc0 [ 897.940415][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.940605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 897.940658][ T32] r4:00000000 [ 897.940693][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.940807][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.940833][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.940898][ T32] r5:00001000 r4:dfc17000 [ 897.940922][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.940963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.941029][ T32] r5:85272f8c r4:85272c00 [ 897.941059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.941107][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 897.941128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.941207][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.941252][ T32] r4:85249580 [ 897.941276][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.941346][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.941371][ T32] r4:00000001 [ 897.941413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.941462][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 897.941497][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.941527][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.941553][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.941582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.941618][ T32] r4:85243c40 [ 897.941677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.941714][ T32] INFO: task kworker/0:1000:6402 blocked for more than 474 seconds. [ 897.941748][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.941773][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.941816][ T32] task:kworker/0:1000 state:D stack:0 pid:6402 tgid:6402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.941946][ T32] Workqueue: events bpf_prog_free_deferred [ 897.942056][ T32] Call trace: [ 897.942092][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 897.942152][ T32] r10:8291a684 r9:ece99d84 r8:00000002 r7:60000113 r6:ece99d8c r5:85a30c00 [ 897.942177][ T32] r4:85a30c00 [ 897.942197][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 897.942239][ T32] r5:85a30c00 r4:8291a680 [ 897.942278][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.942340][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 897.942407][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece99e08 [ 897.942440][ T32] r4:00000000 [ 897.942460][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 897.942494][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.942527][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.942569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b1cbc0 [ 897.942591][ T32] r4:00000000 [ 897.942610][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.942654][ T32] r9:83018005 r8:85a30c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 ** 3 printk messages dropped ** [ 897.942772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 897.942877][ T32] r7:dddced80 r6:83018000 r5:85aee38c r4:85b18500 [ 897.942897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.942943][ T32] r10:61c88647 r9:85a30c00 r8:85b1852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.942965][ T32] r4:85b18500 [ 897.942984][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.943037][ T32] r10:00000000 r9:85b18500 r8:80287e08 r7:ece8de60 r6:85b04e00 r5:85a30c00 [ 897.943062][ T32] r4:00000001 [ 897.943081][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.943126][ T32] Exception stack(0xece99fb0 to 0xece99ff8) ** 2 printk messages dropped ** [ 897.943231][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 897.943327][ T32] r4:85b1c940 [ 897.954194][ T32] INFO: task kworker/0:1000:6402 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.954289][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.954363][ T32] Workqueue: events bpf_prog_free_deferred [ 897.954476][ T32] Call trace: [ 897.954517][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.954597][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.954631][ T32] r4:00000000 [ 897.954675][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.954722][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.954752][ T32] dd20: b929e000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.954781][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.954807][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.954872][ T32] r5:800b0013 r4:80239bb0 [ 897.954896][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.954960][ T32] r4:82ac21e4 [ 897.955005][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.955072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.955098][ T32] r4:eaa3ddc0 [ 897.955118][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.955167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 897.955231][ T32] r4:00000000 [ 897.955254][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.955301][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.955324][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.955366][ T32] r5:00001000 r4:dfc17000 [ 897.955387][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.955445][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.955491][ T32] r5:85272f8c r4:85272c00 [ 897.955553][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.955603][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 897.955665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.955761][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.955790][ T32] r4:85249580 [ 897.955812][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.955859][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 897.955898][ T32] r4:00000001 [ 897.955973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.956067][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 897.956096][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.956125][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.956189][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.956266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.956292][ T32] r4:85243c40 [ 897.956315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.956355][ T32] INFO: task kworker/0:1001:6404 blocked for more than 474 seconds. [ 897.956389][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.956415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.956480][ T32] task:kworker/0:1001 state:D stack:0 pid:6404 tgid:6404 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.956590][ T32] Workqueue: events bpf_prog_free_deferred [ 897.956635][ T32] Call trace: [ 897.956723][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 897.956774][ T32] r10:8291a684 r9:ecea1d84 r8:00000002 r7:60000013 r6:ecea1d8c r5:85a32400 [ 897.956797][ T32] r4:85a32400 [ 897.956817][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 897.956859][ T32] r5:85a32400 r4:8291a680 [ 897.956879][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.956945][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 897.956991][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecea1e08 [ 897.957015][ T32] r4:00000000 [ 897.957034][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 897.957067][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.957134][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 897.957227][ T32] r4:00000000 ** 4 printk messages dropped ** [ 897.957403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 897.957604][ T32] r7:dddced80 r6:83018000 r5:85aee78c r4:85b18580 [ 897.957625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.957672][ T32] r10:61c88647 r9:85a32400 r8:85b185ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.957694][ T32] r4:85b18580 [ 897.957724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.957771][ T32] r10:00000000 r9:85b18580 r8:80287e08 r7:ece99e60 r6:85b04e80 r5:85a32400 [ 897.957793][ T32] r4:00000001 [ 897.957812][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.957866][ T32] Exception stack(0xecea1fb0 to 0xecea1ff8) [ 897.957897][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 897.957925][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.957960][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.957992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.958014][ T32] r4:85b1cac0 [ 897.958498][ T32] INFO: task kworker/0:1001:6404 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.958531][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.958585][ T32] Workqueue: events bpf_prog_free_deferred [ 897.958627][ T32] Call trace: [ 897.958679][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.958740][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 2 printk messages dropped ** [ 897.958845][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 897.959074][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 897.959228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 6 printk messages dropped ** [ 897.959534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 897.959940][ T32] r4:00000001 ** 4 printk messages dropped ** [ 897.960175][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 897.960477][ T32] task:kworker/0:1002 state:D stack:0 pid:6406 tgid:6406 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 897.961189][ T32] r4:00000000 ** 4 printk messages dropped ** [ 897.961397][ T32] r4:00000000 ** 4 printk messages dropped ** [ 897.961655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 897.961883][ T32] r7:dddced80 r6:83018000 r5:85aeeb8c r4:85b18600 [ 897.961904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.961950][ T32] r10:61c88647 r9:85a33000 r8:85b1862c r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.961972][ T32] r4:85b18600 [ 897.961992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.962057][ T32] r10:00000000 r9:85b18600 r8:80287e08 r7:ecea1e60 r6:85b04f00 r5:85a33000 [ 897.962109][ T32] r4:00000001 [ 897.962131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.962195][ T32] Exception stack(0xecea9fb0 to 0xecea9ff8) [ 897.962245][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 897.962278][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.962317][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.962394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.962419][ T32] r4:85b1cc00 [ 897.962746][ T32] INFO: task kworker/0:1002:6406 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 897.962790][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.962848][ T32] Workqueue: events bpf_prog_free_deferred [ 897.962915][ T32] Call trace: [ 897.963215][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 897.963269][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 897.963293][ T32] r4:00000000 [ 897.963371][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.963437][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 897.983932][ T32] dd20: b9866000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 897.984022][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 897.984052][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 897.984081][ T32] r5:800b0013 r4:80239bb0 [ 897.984103][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.984183][ T32] r4:82ac21e4 [ 897.984206][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.984273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 897.984301][ T32] r4:eaa3ddc0 [ 897.984343][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.984394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 897.984455][ T32] r4:00000000 [ 897.984479][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.984567][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 897.984621][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.984669][ T32] r5:00001000 r4:dfc17000 [ 897.984691][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.984750][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.984819][ T32] r5:85272f8c r4:85272c00 [ 897.984885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.984936][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 897.984958][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.985004][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 897.985258][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 7 printk messages dropped ** [ 897.985580][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 5 printk messages dropped ** [ 897.986049][ T32] r10:8291a684 r9:eceb5d84 r8:00000002 r7:60000013 r6:eceb5d8c r5:85a33c00 ** 9 printk messages dropped ** [ 897.986500][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 897.987018][ T32] r5:85aef38c r4:85aef000 ** 1 printk messages dropped ** [ 897.987109][ T32] r7:dddced80 r6:83018000 r5:85aef38c r4:85b18680 [ 897.987138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 897.987215][ T32] r4:85b18680 ** 2 printk messages dropped ** [ 897.987457][ T32] r4:00000001 ** 4 printk messages dropped ** [ 897.987718][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 897.988570][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 897.988913][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 7 printk messages dropped ** [ 897.989333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 9 printk messages dropped ** [ 897.990018][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 897.990598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 897.990956][ T32] INFO: task kworker/0:1004:6411 blocked for more than 474 seconds. ** 2 printk messages dropped ** [ 897.991032][ T32] task:kworker/0:1004 state:D stack:0 pid:6411 tgid:6411 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.991104][ T32] Workqueue: events bpf_prog_free_deferred [ 897.991151][ T32] Call trace: [ 897.991214][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 897.991264][ T32] r10:8291a684 r9:eceb9d84 r8:00000002 r7:60000013 r6:eceb9d8c r5:85a34800 [ 897.991287][ T32] r4:85a34800 [ 897.991307][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 897.991374][ T32] r5:85a34800 r4:8291a680 [ 897.991401][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.991485][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 897.991536][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb9e08 [ 897.991559][ T32] r4:00000000 [ 897.991589][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 897.991626][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.991671][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.991714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:841f3ac0 [ 897.991779][ T32] r4:00000000 [ 897.991802][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 897.991867][ T32] r9:83018005 r8:85a34800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 897.991891][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.991957][ T32] r5:00001000 r4:ec671000 [ 897.992029][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.992079][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.992122][ T32] r5:85aeef8c r4:85aeec00 [ 897.992142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.992215][ T32] r7:dddced80 r6:83018000 r5:85aeef8c r4:85b18700 [ 897.992244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.992296][ T32] r10:61c88647 r9:85a34800 r8:85b1872c r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.992321][ T32] r4:85b18700 [ 897.992340][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.992403][ T32] r10:00000000 r9:85b18700 r8:80287e08 r7:eceb5e60 r6:85b32000 r5:85a34800 [ 897.992455][ T32] r4:00000001 [ 897.992478][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.992534][ T32] Exception stack(0xeceb9fb0 to 0xeceb9ff8) [ 897.992569][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 897.992597][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.992623][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.992651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.992696][ T32] r4:85b1cf40 [ 897.993026][ T32] INFO: task kworker/0:1004:6411 is blocked on a mutex likely owned by task kworker/0:297:4186. ** 6 printk messages dropped ** [ 897.993533][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.025953][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.026016][ T32] dd20: ba1ca000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.026047][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.026094][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.026126][ T32] r5:800b0013 r4:80239bb0 [ 898.026154][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.026219][ T32] r4:82ac21e4 [ 898.026241][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.026304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.026331][ T32] r4:eaa3ddc0 [ 898.026352][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.026423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.026469][ T32] r4:00000000 [ 898.026493][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.026539][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.026565][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.026611][ T32] r5:00001000 r4:dfc17000 [ 898.026630][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.026673][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.026716][ T32] r5:85272f8c r4:85272c00 [ 898.026737][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.026782][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.026844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.026896][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.026975][ T32] r4:85249580 [ 898.027006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.027054][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.027077][ T32] r4:00000001 [ 898.027119][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.027166][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.027207][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.027239][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.027265][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.027293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.027334][ T32] r4:85243c40 [ 898.027381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.027416][ T32] INFO: task kworker/0:1005:6413 blocked for more than 475 seconds. [ 898.027491][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.027519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.027543][ T32] task:kworker/0:1005 state:D stack:0 pid:6413 tgid:6413 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 898.027966][ T32] r4:85a36000 ** 5 printk messages dropped ** [ 898.028244][ T32] r4:00000000 ** 5 printk messages dropped ** [ 898.028555][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 898.028971][ T32] r7:dddced80 r6:83018000 r5:85aef78c r4:85b18780 [ 898.028995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.029066][ T32] r10:61c88647 r9:85a36000 r8:85b187ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 898.029191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 898.030293][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 898.030831][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 898.031322][ T32] r5:00001000 r4:dfc17000 ** 6 printk messages dropped ** [ 898.031629][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 898.031965][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 898.032319][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 898.032809][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec1e08 ** 6 printk messages dropped ** [ 898.033134][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 898.056399][ T32] r7:dddced80 r6:83018000 r5:85aefb8c r4:85b18800 [ 898.056482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 898.056600][ T32] r4:85b18800 ** 6 printk messages dropped ** [ 898.056894][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 898.057918][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.057941][ T32] r4:00000000 [ 898.057961][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.058024][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.058067][ T32] dd20: ba877000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.058111][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.058153][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.058185][ T32] r5:800b0013 r4:80239bb0 [ 898.058215][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.058261][ T32] r4:82ac21e4 [ 898.058303][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.058350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.058373][ T32] r4:eaa3ddc0 [ 898.058393][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.058478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.058568][ T32] r4:00000000 [ 898.058591][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.058638][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.058724][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.058773][ T32] r5:00001000 r4:dfc17000 [ 898.058795][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.058834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.058876][ T32] r5:85272f8c r4:85272c00 [ 898.058896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.058940][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.058961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.059029][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.059060][ T32] r4:85249580 [ 898.059092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.059141][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.059170][ T32] r4:00000001 [ 898.059189][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.059246][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.059306][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.059338][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.059365][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.059430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.059457][ T32] r4:85243c40 [ 898.059478][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.059506][ T32] INFO: task kworker/0:1007:6417 blocked for more than 475 seconds. [ 898.059538][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.059563][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.059583][ T32] task:kworker/0:1007 state:D stack:0 pid:6417 tgid:6417 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.059628][ T32] Workqueue: events bpf_prog_free_deferred [ 898.059690][ T32] Call trace: [ 898.059726][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.059774][ T32] r10:8291a684 r9:ecec5d84 r8:00000002 r7:60000013 r6:ecec5d8c r5:85a35400 [ 898.059797][ T32] r4:85a35400 [ 898.059859][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.059930][ T32] r5:85a35400 r4:8291a680 [ 898.059959][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 898.060162][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 898.060717][ T32] r7:dddced80 r6:83018000 r5:85aeff8c r4:85b18880 [ 898.060738][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.060813][ T32] r10:61c88647 r9:85a35400 r8:85b188ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.060845][ T32] r4:85b18880 [ 898.060864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 898.061090][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 898.061758][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 898.062254][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 898.062654][ T32] r5:00001000 r4:dfc17000 ** 8 printk messages dropped ** [ 898.062988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 898.063298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 898.075329][ T32] r5:85c28000 r4:8291a680 ** 3 printk messages dropped ** [ 898.075511][ T32] r4:00000000 ** 2 printk messages dropped ** [ 898.075630][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.075671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2f740 [ 898.075693][ T32] r4:00000000 [ 898.075713][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.075758][ T32] r9:83018005 r8:85c28000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 898.075801][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.075852][ T32] r5:00001000 r4:ec7d5000 [ 898.075873][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.075940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.075998][ T32] r5:85af078c r4:85af0400 [ 898.076027][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.076075][ T32] r7:dddced80 r6:83018000 r5:85af078c r4:85b18900 [ 898.076106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.076170][ T32] r10:61c88647 r9:85c28000 r8:85b1892c r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.076196][ T32] r4:85b18900 [ 898.076216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.076282][ T32] r10:00000000 r9:85b18900 r8:80287e08 r7:ecec5e60 r6:85b32200 r5:85c28000 [ 898.076308][ T32] r4:00000001 [ 898.076344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.076409][ T32] Exception stack(0xecec9fb0 to 0xecec9ff8) [ 898.076440][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 898.076468][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.076495][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.076525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.076546][ T32] r4:85b2f1c0 [ 898.077193][ T32] INFO: task kworker/0:1008:6419 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.077273][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.077356][ T32] Workqueue: events bpf_prog_free_deferred [ 898.077442][ T32] Call trace: [ 898.077481][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.077533][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.077555][ T32] r4:00000000 [ 898.077599][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.077642][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.077690][ T32] dd20: ba877000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.077724][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.077750][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.077773][ T32] r5:800b0013 r4:80239bb0 [ 898.077793][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.077854][ T32] r4:82ac21e4 [ 898.077902][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.077953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.077976][ T32] r4:eaa3ddc0 [ 898.077995][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.078035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.078067][ T32] r4:00000000 [ 898.078100][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.078151][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.078187][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.078231][ T32] r5:00001000 r4:dfc17000 [ 898.078252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.078292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.078333][ T32] r5:85272f8c r4:85272c00 [ 898.078353][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.078397][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.078417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.078462][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.078484][ T32] r4:85249580 [ 898.078544][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.078614][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.078639][ T32] r4:00000001 [ 898.078722][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.078760][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.078806][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.078838][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.078866][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.078979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.079004][ T32] r4:85243c40 [ 898.079067][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.079110][ T32] INFO: task kworker/0:1009:6421 blocked for more than 475 seconds. [ 898.079145][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 1 printk messages dropped ** [ 898.079274][ T32] task:kworker/0:1009 state:D stack:0 pid:6421 tgid:6421 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 898.079948][ T32] r4:00000000 ** 4 printk messages dropped ** [ 898.080247][ T32] r4:00000000 ** 6 printk messages dropped ** [ 898.080590][ T32] r5:85af038c r4:85af0000 [ 898.080653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 898.080800][ T32] r10:61c88647 r9:85c28c00 r8:85b189ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 898.081142][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 898.081711][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 898.082121][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 8 printk messages dropped ** [ 898.082485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 2 printk messages dropped ** [ 898.082568][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.082588][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.082637][ T32] r5:00001000 r4:dfc17000 [ 898.082682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.082728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.082770][ T32] r5:85272f8c r4:85272c00 [ 898.082791][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.082836][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.082866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.082935][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.082960][ T32] r4:85249580 [ 898.083004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.083052][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.083165][ T32] r4:00000001 [ 898.083229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.083267][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.083317][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.083348][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.083397][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.083429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.083451][ T32] r4:85243c40 [ 898.113813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.113908][ T32] INFO: task kworker/0:1010:6423 blocked for more than 475 seconds. [ 898.113947][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.113973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.114004][ T32] task:kworker/0:1010 state:D stack:0 pid:6423 tgid:6423 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.114071][ T32] Workqueue: events bpf_prog_free_deferred [ 898.114134][ T32] Call trace: [ 898.114182][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.114241][ T32] r10:8291a684 r9:eceadd84 r8:00000002 r7:60000013 r6:eceadd8c r5:84828c00 [ 898.114266][ T32] r4:84828c00 [ 898.114287][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.114365][ T32] r5:84828c00 r4:8291a680 [ 898.114407][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.114470][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.114541][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceade08 [ 898.114588][ T32] r4:00000000 [ 898.114636][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.114684][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.114723][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.114765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2f840 [ 898.114810][ T32] r4:00000000 [ 898.114838][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.114946][ T32] r9:83018005 r8:84828c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 898.114972][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.115016][ T32] r5:00001000 r4:ec8f3000 [ 898.115036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.115075][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.115116][ T32] r5:85af0b8c r4:85af0800 [ 898.115136][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.115210][ T32] r7:dddced80 r6:83018000 r5:85af0b8c r4:85b18a00 [ 898.115235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 898.115306][ T32] r4:85b18a00 [ 898.115325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.115390][ T32] r10:00000000 r9:85b18a00 r8:80287e08 r7:ecec9e60 r6:85b18a80 r5:84828c00 [ 898.115416][ T32] r4:00000001 [ 898.115437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.115475][ T32] Exception stack(0xeceadfb0 to 0xeceadff8) [ 898.115502][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.115530][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.115565][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.115617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.115664][ T32] r4:85b2f680 [ 898.116298][ T32] INFO: task kworker/0:1010:6423 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.116331][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.116386][ T32] Workqueue: events bpf_prog_free_deferred [ 898.116430][ T32] Call trace: [ 898.116481][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.116543][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.116584][ T32] r4:00000000 [ 898.116606][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.116646][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.116673][ T32] dd20: bb2e3000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.116723][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.116757][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.116792][ T32] r5:800b0013 r4:80239bb0 [ 898.116816][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.116857][ T32] r4:82ac21e4 [ 898.116876][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.116938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.116964][ T32] r4:eaa3ddc0 [ 898.116984][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 898.117104][ T32] r4:00000000 ** 5 printk messages dropped ** [ 898.117324][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 898.117646][ T32] r4:00000001 ** 2 printk messages dropped ** [ 898.117779][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 898.117974][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 898.118370][ T32] r5:84829800 r4:8291a680 ** 3 printk messages dropped ** [ 898.118522][ T32] r4:00000000 ** 4 printk messages dropped ** [ 898.118705][ T32] r4:00000000 ** 5 printk messages dropped ** [ 898.118927][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.118970][ T32] r5:85af0f8c r4:85af0c00 [ 898.119005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.119072][ T32] r7:dddced80 r6:83018000 r5:85af0f8c r4:85b18b00 [ 898.119100][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.119153][ T32] r10:61c88647 r9:84829800 r8:85b18b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.119177][ T32] r4:85b18b00 [ 898.119196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.119249][ T32] r10:00000000 r9:85b18b00 r8:80287e08 r7:eceade60 r6:85b18b80 r5:84829800 [ 898.119275][ T32] r4:00000001 [ 898.119302][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.119341][ T32] Exception stack(0xeced5fb0 to 0xeced5ff8) [ 898.119368][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 898.119397][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.119423][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.119451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.119502][ T32] r4:85b2fb00 [ 898.119813][ T32] INFO: task kworker/0:1011:6425 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.119864][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.119921][ T32] Workqueue: events bpf_prog_free_deferred [ 898.119984][ T32] Call trace: [ 898.120028][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 898.120191][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 7 printk messages dropped ** [ 898.120468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 9 printk messages dropped ** [ 898.120932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 898.121311][ T32] r4:00000001 ** 2 printk messages dropped ** [ 898.121395][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 898.121676][ T32] task:kworker/0:1012 state:D stack:0 pid:6428 tgid:6428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 898.122096][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced1e08 ** 9 printk messages dropped ** [ 898.122454][ T32] r5:00001000 r4:ec9ad000 ** 2 printk messages dropped ** [ 898.122601][ T32] r5:85af178c r4:85af1400 [ 898.122649][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 898.122804][ T32] r4:85b18c00 ** 4 printk messages dropped ** [ 898.122967][ T32] Exception stack(0xeced1fb0 to 0xeced1ff8) ** 6 printk messages dropped ** [ 898.123503][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 898.144833][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 898.145104][ T32] r4:00000000 [ 898.145132][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.145206][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.145235][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.145343][ T32] r5:00001000 r4:dfc17000 [ 898.145368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.145409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.145473][ T32] r5:85272f8c r4:85272c00 [ 898.145499][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.145547][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.145569][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.145616][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.145638][ T32] r4:85249580 [ 898.145657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.145702][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.145724][ T32] r4:00000001 [ 898.145743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.145777][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.145825][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.145857][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.145902][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.145955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.145985][ T32] r4:85243c40 [ 898.146010][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.146040][ T32] INFO: task kworker/0:1013:6429 blocked for more than 475 seconds. [ 898.146074][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.146138][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.146169][ T32] task:kworker/0:1013 state:D stack:0 pid:6429 tgid:6429 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.146218][ T32] Workqueue: events bpf_prog_free_deferred [ 898.146269][ T32] Call trace: [ 898.146316][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.146367][ T32] r10:8291a684 r9:eced9d84 r8:00000002 r7:60000013 r6:eced9d8c r5:8482bc00 [ 898.146413][ T32] r4:8482bc00 [ 898.146436][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.146500][ T32] r5:8482bc00 r4:8291a680 [ 898.146528][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.146569][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.146620][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced9e08 [ 898.146645][ T32] r4:00000000 [ 898.146704][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.146743][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.146778][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.146818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2fb40 [ 898.146840][ T32] r4:00000000 [ 898.146868][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.146914][ T32] r9:83018005 r8:8482bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 898.146936][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.147019][ T32] r5:00001000 r4:ec97d000 [ 898.147068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.147134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.147183][ T32] r5:85af138c r4:85af1000 [ 898.147204][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.147249][ T32] r7:dddced80 r6:83018000 r5:85af138c r4:85b18d00 [ 898.147271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.147337][ T32] r10:61c88647 r9:8482bc00 r8:85b18d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.147373][ T32] r4:85b18d00 [ 898.147402][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 898.147473][ T32] r4:00000001 ** 5 printk messages dropped ** [ 898.147646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 898.148675][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 898.148899][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 898.149067][ T32] r4:00000000 ** 4 printk messages dropped ** [ 898.149264][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 898.149709][ T32] r4:00000001 ** 3 printk messages dropped ** [ 898.149821][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 898.150220][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 898.150559][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 898.150658][ T32] r4:00000000 ** 2 printk messages dropped ** [ 898.150858][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 898.151038][ T32] r5:85af1f8c r4:85af1c00 [ 898.151058][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.151103][ T32] r7:dddced80 r6:83018000 r5:85af1f8c r4:85b18e00 ** 1 printk messages dropped ** [ 898.151176][ T32] r10:61c88647 r9:8482c800 r8:85b18e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 898.151382][ T32] Exception stack(0xeceddfb0 to 0xeceddff8) ** 3 printk messages dropped ** [ 898.151508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 898.151976][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 898.152112][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 3 printk messages dropped ** [ 898.152288][ T32] dd20: bb867000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.152316][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.152341][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.152364][ T32] r5:800b0013 r4:80239bb0 [ 898.152404][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.152446][ T32] r4:82ac21e4 [ 898.152466][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.152524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.152550][ T32] r4:eaa3ddc0 [ 898.152569][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.152626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.152651][ T32] r4:00000000 [ 898.152670][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.152713][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.152733][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.152773][ T32] r5:00001000 r4:dfc17000 [ 898.152815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.152861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.152903][ T32] r5:85272f8c r4:85272c00 [ 898.152923][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.152968][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.152988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.153033][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.153055][ T32] r4:85249580 [ 898.153088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.153136][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.153190][ T32] r4:00000001 [ 898.153243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.153281][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.153308][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.153337][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.153365][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.153394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.153416][ T32] r4:85243c40 [ 898.153457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.176635][ T32] INFO: task kworker/0:1015:6433 blocked for more than 475 seconds. [ 898.176740][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.176792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.176826][ T32] task:kworker/0:1015 state:D stack:0 pid:6433 tgid:6433 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.176888][ T32] Workqueue: events bpf_prog_free_deferred [ 898.176955][ T32] Call trace: [ 898.176990][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.177059][ T32] r10:8291a684 r9:ecee1d84 r8:00000002 r7:60000013 r6:ecee1d8c r5:8482d400 [ 898.177087][ T32] r4:8482d400 [ 898.177108][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.177156][ T32] r5:8482d400 r4:8291a680 [ 898.177203][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.177258][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.177304][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecee1e08 [ 898.177326][ T32] r4:00000000 [ 898.177396][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.177435][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.177514][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.177586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2fe00 [ 898.177644][ T32] r4:00000000 [ 898.177678][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.177774][ T32] r9:83018005 r8:8482d400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 898.177805][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.177870][ T32] r5:00001000 r4:ec9d1000 [ 898.177919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.177993][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.178040][ T32] r5:85af1b8c r4:85af1800 [ 898.178073][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.178123][ T32] r7:dddced80 r6:83018000 r5:85af1b8c r4:85b18f00 [ 898.178145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.178200][ T32] r10:61c88647 r9:8482d400 r8:85b18f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.178237][ T32] r4:85b18f00 [ 898.178261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.178317][ T32] r10:00000000 r9:85b18f00 r8:80287e08 r7:ecedde60 r6:85b18f80 r5:8482d400 [ 898.178342][ T32] r4:00000001 [ 898.178371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.178411][ T32] Exception stack(0xecee1fb0 to 0xecee1ff8) [ 898.178439][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.178484][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.178514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.178544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.178567][ T32] r4:85b2fd40 [ 898.179193][ T32] INFO: task kworker/0:1015:6433 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.179248][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.179314][ T32] Workqueue: events bpf_prog_free_deferred [ 898.179359][ T32] Call trace: [ 898.179405][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.179456][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 4 printk messages dropped ** [ 898.179606][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 9 printk messages dropped ** [ 898.180001][ T32] r4:00000000 ** 1 printk messages dropped ** [ 898.180076][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 4 printk messages dropped ** [ 898.180279][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 898.180635][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 898.181264][ T32] r4:85243c40 [ 898.181309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.181383][ T32] INFO: task kworker/0:1016:6435 blocked for more than 475 seconds. [ 898.181449][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.181497][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.181541][ T32] task:kworker/0:1016 state:D stack:0 pid:6435 tgid:6435 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.181631][ T32] Workqueue: events bpf_prog_free_deferred [ 898.181713][ T32] Call trace: [ 898.181799][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.181898][ T32] r10:8291a684 r9:ecee5d84 r8:00000002 r7:60000013 r6:ecee5d8c r5:8482e000 [ 898.181944][ T32] r4:8482e000 [ 898.181983][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.182066][ T32] r5:8482e000 r4:8291a680 [ 898.182111][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.182207][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.182276][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecee5e08 [ 898.182309][ T32] r4:00000000 [ 898.182353][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.182422][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.182460][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.182501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b3d040 [ 898.182523][ T32] r4:00000000 [ 898.182542][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.182585][ T32] r9:83018005 r8:8482e000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 898.182647][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.182693][ T32] r5:00001000 r4:eca95000 [ 898.182712][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.182770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.182826][ T32] r5:85af238c r4:85af2000 [ 898.182850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.182897][ T32] r7:dddced80 r6:83018000 r5:85af238c r4:85b3e000 [ 898.182917][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.182989][ T32] r10:61c88647 r9:8482e000 r8:85b3e02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.183021][ T32] r4:85b3e000 [ 898.183062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.183130][ T32] r10:00000000 r9:85b3e000 r8:80287e08 r7:ecedde60 r6:85b3e080 r5:8482e000 [ 898.183193][ T32] r4:00000001 [ 898.183217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.183254][ T32] Exception stack(0xecee5fb0 to 0xecee5ff8) [ 898.183308][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 898.183353][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.183389][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.183418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.183440][ T32] r4:85b3d080 [ 898.191343][ T32] INFO: task kworker/0:1016:6435 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.191476][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.191612][ T32] Workqueue: events bpf_prog_free_deferred [ 898.191703][ T32] Call trace: [ 898.191786][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.191906][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.191980][ T32] r4:00000000 [ 898.192057][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.192166][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.192230][ T32] dd20: bbe00000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.192288][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.192343][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.192397][ T32] r5:800b0013 r4:80239bb0 [ 898.192445][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.192580][ T32] r4:82ac21e4 [ 898.192635][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.192708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.192732][ T32] r4:eaa3ddc0 [ 898.192772][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.192819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.192904][ T32] r4:00000000 [ 898.192970][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.193019][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.193042][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.193084][ T32] r5:00001000 r4:dfc17000 [ 898.193105][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.193144][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.193216][ T32] r5:85272f8c r4:85272c00 ** 1 printk messages dropped ** [ 898.193283][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 5 printk messages dropped ** [ 898.193564][ T32] r4:00000001 [ 898.206378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.206470][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.206507][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.206559][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.206610][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.206650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.206676][ T32] r4:85243c40 [ 898.206701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.206763][ T32] INFO: task kworker/0:1017:6437 blocked for more than 475 seconds. [ 898.206824][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.206853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.206877][ T32] task:kworker/0:1017 state:D stack:0 pid:6437 tgid:6437 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.206933][ T32] Workqueue: events bpf_prog_free_deferred [ 898.207031][ T32] Call trace: [ 898.207064][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.207117][ T32] r10:8291a684 r9:ecee9d84 r8:00000002 r7:60000113 r6:ecee9d8c r5:8482ec00 ** 5 printk messages dropped ** [ 898.207330][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecee9e08 ** 7 printk messages dropped ** [ 898.207639][ T32] r9:83018005 r8:8482ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 ** 4 printk messages dropped ** [ 898.207841][ T32] r5:85af278c r4:85af2400 [ 898.207882][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.207932][ T32] r7:dddced80 r6:83018000 r5:85af278c r4:85b3e100 ** 1 printk messages dropped ** [ 898.208041][ T32] r10:61c88647 r9:8482ec00 r8:85b3e12c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 898.208382][ T32] r4:85b3d300 ** 5 printk messages dropped ** [ 898.209381][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 898.209720][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 898.209951][ T32] r4:00000000 ** 6 printk messages dropped ** [ 898.210461][ T32] r5:85272f8c r4:85272c00 ** 5 printk messages dropped ** [ 898.210893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 898.211580][ T32] r4:85243c40 ** 4 printk messages dropped ** [ 898.211883][ T32] task:kworker/0:1018 state:D stack:0 pid:6439 tgid:6439 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 898.212953][ T32] r4:00000000 ** 4 printk messages dropped ** [ 898.213341][ T32] r4:00000000 ** 3 printk messages dropped ** [ 898.232701][ T32] r5:00001000 r4:ecab7000 ** 2 printk messages dropped ** [ 898.232847][ T32] r5:85af2b8c r4:85af2800 [ 898.232874][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 898.233020][ T32] r10:61c88647 r9:8482a400 r8:85b3e22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 898.233159][ T32] r10:00000000 r9:85b3e200 r8:80287e08 r7:ecee9e60 r6:85b3e280 r5:8482a400 ** 5 printk messages dropped ** [ 898.233453][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 898.235177][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.235314][ T32] Workqueue: events bpf_prog_free_deferred [ 898.235421][ T32] Call trace: [ 898.235458][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.235525][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.235579][ T32] r4:00000000 [ 898.235619][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.235664][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.235694][ T32] dd20: bc543000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.235723][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.235772][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.235835][ T32] r5:800b0013 r4:80239bb0 [ 898.235871][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.235924][ T32] r4:82ac21e4 [ 898.235955][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.236001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.236027][ T32] r4:eaa3ddc0 [ 898.236068][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.236118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.236142][ T32] r4:00000000 [ 898.236169][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.236217][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.236238][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.236280][ T32] r5:00001000 r4:dfc17000 [ 898.236299][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.236348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.236393][ T32] r5:85272f8c r4:85272c00 [ 898.236414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.236462][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.236483][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.236553][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.236607][ T32] r4:85249580 [ 898.236631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.236679][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.236701][ T32] r4:00000001 [ 898.236720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.236754][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.236780][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.236808][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.236834][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.236882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.236912][ T32] r4:85243c40 [ 898.236956][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.237033][ T32] INFO: task kworker/0:1019:6441 blocked for more than 475 seconds. [ 898.237092][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.237193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.237220][ T32] task:kworker/0:1019 state:D stack:0 pid:6441 tgid:6441 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.237300][ T32] Workqueue: events bpf_prog_free_deferred [ 898.237350][ T32] Call trace: [ 898.237386][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.237434][ T32] r10:8291a684 r9:ecef1d84 r8:00000002 r7:60000113 r6:ecef1d8c r5:84828000 [ 898.237456][ T32] r4:84828000 [ 898.237475][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.237516][ T32] r5:84828000 r4:8291a680 [ 898.237546][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.237609][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.237680][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecef1e08 [ 898.237726][ T32] r4:00000000 [ 898.237749][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.237784][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.237843][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.237886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b3d440 [ 898.237920][ T32] r4:00000000 [ 898.237942][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.237999][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 898.238025][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.238069][ T32] r5:00001000 r4:ecad1000 [ 898.238088][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.238127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.238175][ T32] r5:85af2f8c r4:85af2c00 [ 898.238195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.238239][ T32] r7:dddced80 r6:83018000 r5:85af2f8c r4:85b3e300 [ 898.238259][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.238305][ T32] r10:61c88647 r9:84828000 r8:85b3e32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.238326][ T32] r4:85b3e300 [ 898.238344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.238387][ T32] r10:00000000 r9:85b3e300 r8:80287e08 r7:eceede60 r6:85b3e380 r5:84828000 [ 898.238409][ T32] r4:00000001 [ 898.238449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.238487][ T32] Exception stack(0xecef1fb0 to 0xecef1ff8) [ 898.238515][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.238564][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.238602][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.238633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.238656][ T32] r4:85b3d540 [ 898.238984][ T32] INFO: task kworker/0:1019:6441 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.239017][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.239080][ T32] Workqueue: events bpf_prog_free_deferred [ 898.239168][ T32] Call trace: [ 898.239206][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.239280][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.239311][ T32] r4:00000000 [ 898.239351][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.239394][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.239422][ T32] dd20: bc543000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.239450][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.239491][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.239518][ T32] r5:800b0013 r4:80239bb0 [ 898.239539][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.239579][ T32] r4:82ac21e4 [ 898.239598][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.239648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.239690][ T32] r4:eaa3ddc0 [ 898.239712][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.239755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.239777][ T32] r4:00000000 [ 898.239798][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.239854][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.239892][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.239938][ T32] r5:00001000 r4:dfc17000 [ 898.239959][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 898.240039][ T32] r5:85272f8c r4:85272c00 ** 4 printk messages dropped ** [ 898.240373][ T32] r4:85249580 ** 4 printk messages dropped ** [ 898.240634][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 8 printk messages dropped ** [ 898.240945][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 898.241409][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 898.241644][ T32] r4:00000000 ** 3 printk messages dropped ** [ 898.241833][ T32] r5:00001000 r4:ecae9000 ** 2 printk messages dropped ** [ 898.241935][ T32] r5:85af338c r4:85af3000 [ 898.241955][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.242000][ T32] r7:dddced80 r6:83018000 r5:85af338c r4:85b3e400 [ 898.242021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.242066][ T32] r10:61c88647 r9:85a26c00 r8:85b3e42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.242109][ T32] r4:85b3e400 [ 898.242154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.242202][ T32] r10:00000000 r9:85b3e400 r8:80287e08 r7:ecef1e60 r6:85b3e480 r5:85a26c00 [ 898.242225][ T32] r4:00000001 [ 898.242244][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.242308][ T32] Exception stack(0xecef5fb0 to 0xecef5ff8) [ 898.242359][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 898.242390][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.242416][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.242443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.242486][ T32] r4:85b3d480 [ 898.242811][ T32] INFO: task kworker/0:1020:6443 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.242846][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.242900][ T32] Workqueue: events bpf_prog_free_deferred [ 898.242943][ T32] Call trace: [ 898.242992][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.243045][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.243068][ T32] r4:00000000 [ 898.243087][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.243134][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.243191][ T32] dd20: bc543000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.243223][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.243263][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.243310][ T32] r5:800b0013 r4:80239bb0 [ 898.243343][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.243385][ T32] r4:82ac21e4 [ 898.243405][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.243446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.243467][ T32] r4:eaa3ddc0 [ 898.243545][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.274246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.274297][ T32] r4:00000000 [ 898.274322][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.274394][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.274422][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.274469][ T32] r5:00001000 r4:dfc17000 [ 898.274491][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.274553][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.274601][ T32] r5:85272f8c r4:85272c00 [ 898.274623][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.274691][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.274723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.274791][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.274817][ T32] r4:85249580 [ 898.274838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.274884][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.274927][ T32] r4:00000001 [ 898.274951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.274990][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.275020][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.275048][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.275074][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.275126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.275157][ T32] r4:85243c40 [ 898.275216][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.275250][ T32] INFO: task kworker/0:1021:6445 blocked for more than 475 seconds. [ 898.275286][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.275312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.275334][ T32] task:kworker/0:1021 state:D stack:0 pid:6445 tgid:6445 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.275417][ T32] Workqueue: events bpf_prog_free_deferred [ 898.275495][ T32] Call trace: [ 898.275529][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.275590][ T32] r10:8291a684 r9:ecef9d84 r8:00000002 r7:60000013 r6:ecef9d8c r5:85a2bc00 [ 898.275616][ T32] r4:85a2bc00 [ 898.275636][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.275701][ T32] r5:85a2bc00 r4:8291a680 [ 898.275730][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.275769][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.275820][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecef9e08 [ 898.275865][ T32] r4:00000000 [ 898.275901][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.275943][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.275977][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.276016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b3d800 [ 898.276059][ T32] r4:00000000 [ 898.276096][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.276170][ T32] r9:83018005 r8:85a2bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 898.276195][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.276238][ T32] r5:00001000 r4:ecaf7000 [ 898.276276][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.276318][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.276361][ T32] r5:85af378c r4:85af3400 [ 898.276395][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.276443][ T32] r7:dddced80 r6:83018000 r5:85af378c r4:85b3e500 [ 898.276485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.276534][ T32] r10:61c88647 r9:85a2bc00 r8:85b3e52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.276556][ T32] r4:85b3e500 [ 898.276575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.276639][ T32] r10:00000000 r9:85b3e500 r8:80287e08 r7:ecef5e60 r6:85b3e580 r5:85a2bc00 [ 898.276669][ T32] r4:00000001 [ 898.276688][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.276723][ T32] Exception stack(0xecef9fb0 to 0xecef9ff8) [ 898.276775][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 898.276806][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.276854][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.276888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.276911][ T32] r4:85b3d640 [ 898.277570][ T32] INFO: task kworker/0:1021:6445 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.277611][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.277731][ T32] Workqueue: events bpf_prog_free_deferred [ 898.277814][ T32] Call trace: [ 898.277878][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.277973][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.278040][ T32] r4:00000000 [ 898.278096][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.278187][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.278246][ T32] dd20: bcd7a000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.278318][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.278373][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.278425][ T32] r5:800b0013 r4:80239bb0 [ 898.278510][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.278597][ T32] r4:82ac21e4 [ 898.278643][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.278727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.278775][ T32] r4:eaa3ddc0 [ 898.278834][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.278930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.278983][ T32] r4:00000000 [ 898.279027][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.279121][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.279182][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.279267][ T32] r5:00001000 r4:dfc17000 [ 898.279310][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.279416][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.279489][ T32] r5:85272f8c r4:85272c00 [ 898.279526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.279617][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.279641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.279687][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.279723][ T32] r4:85249580 [ 898.279767][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.279816][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 2 printk messages dropped ** [ 898.279928][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 898.280263][ T32] INFO: task kworker/0:1023:6450 blocked for more than 475 seconds. ** 3 printk messages dropped ** [ 898.280561][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 898.280827][ T32] r4:85220c00 ** 3 printk messages dropped ** [ 898.281032][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 898.281385][ T32] r4:00000000 ** 5 printk messages dropped ** [ 898.281670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.281733][ T32] r5:85af3b8c r4:85af3800 [ 898.281757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.281820][ T32] r7:dddced80 r6:83018000 r5:85af3b8c r4:85b3e700 [ 898.281844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.281891][ T32] r10:61c88647 r9:85220c00 r8:85b3e72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.281913][ T32] r4:85b3e700 [ 898.281973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.282037][ T32] r10:00000000 r9:85b3e700 r8:80287e08 r7:ecefde60 r6:85b3e780 r5:85220c00 [ 898.282062][ T32] r4:00000001 [ 898.282083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.282118][ T32] Exception stack(0xecf05fb0 to 0xecf05ff8) [ 898.282144][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 898.282186][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.282235][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.282284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.282335][ T32] r4:85b3da00 [ 898.282717][ T32] INFO: task kworker/0:1023:6450 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.282756][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.282839][ T32] Workqueue: events bpf_prog_free_deferred [ 898.282910][ T32] Call trace: [ 898.282973][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.283026][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.283049][ T32] r4:00000000 [ 898.283097][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.283176][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.283208][ T32] dd20: bcd7a000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.283257][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.283305][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.283331][ T32] r5:800b0013 r4:80239bb0 [ 898.283352][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.283392][ T32] r4:82ac21e4 [ 898.283415][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.283502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.306164][ T32] r4:eaa3ddc0 [ 898.306218][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.306289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.306313][ T32] r4:00000000 [ 898.306355][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.306431][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.306472][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.306523][ T32] r5:00001000 r4:dfc17000 [ 898.306564][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.306612][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.306676][ T32] r5:85272f8c r4:85272c00 [ 898.306701][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.306772][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.306824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.306875][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.306918][ T32] r4:85249580 [ 898.306942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.307032][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.307079][ T32] r4:00000001 [ 898.307107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.307172][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.307211][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.307241][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.307268][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.307297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.307341][ T32] r4:85243c40 [ 898.307416][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.307475][ T32] INFO: task kworker/1:633:6451 blocked for more than 475 seconds. [ 898.307517][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.307564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.307595][ T32] task:kworker/1:633 state:D stack:0 pid:6451 tgid:6451 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.307655][ T32] Workqueue: events bpf_prog_free_deferred [ 898.307701][ T32] Call trace: [ 898.307764][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 898.307998][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 898.308363][ T32] r9:83018205 r8:85222400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 ** 4 printk messages dropped ** [ 898.308643][ T32] r5:847bb78c r4:847bb400 [ 898.308663][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 898.308728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 898.309060][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 898.310319][ T32] Call trace: ** 6 printk messages dropped ** [ 898.310838][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 8 printk messages dropped ** [ 898.311268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 898.311877][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 7 printk messages dropped ** [ 898.312430][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 3 printk messages dropped ** [ 898.312669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 898.313034][ T32] task:kworker/0:1024 state:D stack:0 pid:6453 tgid:6453 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 898.313421][ T32] r4:85221800 ** 3 printk messages dropped ** [ 898.337214][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.337286][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf0de08 [ 898.337337][ T32] r4:00000000 [ 898.337375][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.337446][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.337496][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.337558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b3dd00 [ 898.337590][ T32] r4:00000000 [ 898.337610][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.337658][ T32] r9:83018005 r8:85221800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 898.337689][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.337757][ T32] r5:00001000 r4:ecb2d000 [ 898.337786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.337839][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.337906][ T32] r5:85af3f8c r4:85af3c00 [ 898.337951][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.338003][ T32] r7:dddced80 r6:83018000 r5:85af3f8c r4:85b3e880 [ 898.338025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.338072][ T32] r10:61c88647 r9:85221800 r8:85b3e8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.338093][ T32] r4:85b3e880 [ 898.338119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.338174][ T32] r10:00000000 r9:85b3e880 r8:80287e08 r7:ecefde60 r6:85b3e900 r5:85221800 [ 898.338260][ T32] r4:00000001 [ 898.338284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.338322][ T32] Exception stack(0xecf0dfb0 to 0xecf0dff8) [ 898.338352][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.338390][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.338441][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.338479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.338523][ T32] r4:85b3da40 [ 898.339165][ T32] INFO: task kworker/0:1024:6453 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.339217][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.339311][ T32] Workqueue: events bpf_prog_free_deferred [ 898.339372][ T32] Call trace: [ 898.339405][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.339477][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.339530][ T32] r4:00000000 [ 898.339554][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.339594][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.339645][ T32] dd20: bd737000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.339678][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.339724][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.339765][ T32] r5:800b0013 r4:80239bb0 [ 898.339788][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.339829][ T32] r4:82ac21e4 [ 898.339849][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.339901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.339926][ T32] r4:eaa3ddc0 [ 898.339947][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.340002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.340027][ T32] r4:00000000 [ 898.340047][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.340090][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.340155][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.340207][ T32] r5:00001000 r4:dfc17000 [ 898.340228][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.340285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.340352][ T32] r5:85272f8c r4:85272c00 [ 898.340402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.340453][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.340495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.340550][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.340573][ T32] r4:85249580 [ 898.340592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.340637][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.340684][ T32] r4:00000001 [ 898.340727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.340785][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.340814][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.340843][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.340871][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.340917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.340972][ T32] r4:85243c40 [ 898.341005][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.341049][ T32] INFO: task kworker/1:634:6455 blocked for more than 475 seconds. [ 898.341085][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.341111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.341154][ T32] task:kworker/1:634 state:D stack:0 pid:6455 tgid:6455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.341305][ T32] Workqueue: events bpf_prog_free_deferred [ 898.341352][ T32] Call trace: [ 898.341392][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.341442][ T32] r10:8291a684 r9:ecf15d84 r8:00000002 r7:60000113 r6:ecf15d8c r5:85223000 [ 898.341475][ T32] r4:85223000 [ 898.341518][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.341570][ T32] r5:85223000 r4:8291a680 [ 898.341591][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.341628][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.341669][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf15e08 [ 898.341706][ T32] r4:00000000 ** 1 printk messages dropped ** [ 898.341773][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 898.341931][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 898.342038][ T32] r5:00001000 r4:eca21000 [ 898.342057][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.342105][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.342170][ T32] r5:847bb38c r4:847bb000 [ 898.342193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.342240][ T32] r7:ddde2d80 r6:83018200 r5:847bb38c r4:85b32380 [ 898.342281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.342375][ T32] r10:61c88647 r9:85223000 r8:85b323ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.342400][ T32] r4:85b32380 [ 898.342420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.342495][ T32] r10:00000000 r9:85b32380 r8:80287e08 r7:eca49e60 r6:85b3e980 r5:85223000 [ 898.342526][ T32] r4:00000001 [ 898.342561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.342599][ T32] Exception stack(0xecf15fb0 to 0xecf15ff8) [ 898.342625][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 898.342653][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.342700][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.342754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.342786][ T32] r4:85b33c40 [ 898.343117][ T32] INFO: task kworker/1:634:6455 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.343175][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.343283][ T32] Workqueue: events bpf_prog_free_deferred [ 898.343336][ T32] Call trace: [ 898.343375][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.343454][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.343531][ T32] r4:00000000 [ 898.355030][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.355123][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.355167][ T32] dd20: bd737000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.355197][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.355224][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.355272][ T32] r5:800b0013 r4:80239bb0 [ 898.355313][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.355382][ T32] r4:82ac21e4 [ 898.355417][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.355463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.355486][ T32] r4:eaa3ddc0 [ 898.355527][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.355574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.355623][ T32] r4:00000000 [ 898.355672][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.355761][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.355805][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.355906][ T32] r5:00001000 r4:dfc17000 [ 898.355978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.356075][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.356198][ T32] r5:85272f8c r4:85272c00 [ 898.356255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.356347][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.356420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.356517][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.356580][ T32] r4:85249580 [ 898.356627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.356719][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.356765][ T32] r4:00000001 [ 898.356801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.356872][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.356928][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.356989][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.357050][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.357113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.357205][ T32] r4:85243c40 [ 898.357271][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.357341][ T32] INFO: task kworker/1:635:6475 blocked for more than 475 seconds. [ 898.357408][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.357474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.357513][ T32] task:kworker/1:635 state:D stack:0 pid:6475 tgid:6475 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.357596][ T32] Workqueue: events bpf_prog_free_deferred [ 898.357676][ T32] Call trace: [ 898.357732][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.357784][ T32] r10:8291a684 r9:ecf35d84 r8:00000002 r7:60000113 r6:ecf35d8c r5:85226000 [ 898.357807][ T32] r4:85226000 [ 898.357828][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.357879][ T32] r5:85226000 r4:8291a680 [ 898.357923][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.357965][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.358009][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf35e08 [ 898.358031][ T32] r4:00000000 [ 898.358071][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.358111][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.358152][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.358193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b5a540 [ 898.358215][ T32] r4:00000000 [ 898.358234][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 898.358459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.358513][ T32] r5:847baf8c r4:847bac00 [ 898.358535][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 898.358626][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 898.358770][ T32] r10:00000000 r9:85b32400 r8:80287e08 r7:eca49e60 r6:85b3eb00 r5:85226000 ** 6 printk messages dropped ** [ 898.358985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 898.359829][ T32] Call trace: ** 4 printk messages dropped ** [ 898.360016][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 2 printk messages dropped ** [ 898.360193][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.360273][ T32] r5:800b0013 r4:80239bb0 [ 898.360334][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.360420][ T32] r4:82ac21e4 [ 898.360463][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.360549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.360615][ T32] r4:eaa3ddc0 [ 898.360712][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.360797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.360822][ T32] r4:00000000 [ 898.360844][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.360909][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.360970][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.361038][ T32] r5:00001000 r4:dfc17000 [ 898.361062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.361123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.361198][ T32] r5:85272f8c r4:85272c00 [ 898.361221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.361266][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.361287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.361332][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.361354][ T32] r4:85249580 [ 898.361385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.361437][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.361460][ T32] r4:00000001 [ 898.361479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.361513][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.361539][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.361567][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.361628][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.361681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.361715][ T32] r4:85243c40 [ 898.361738][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.361765][ T32] INFO: task kworker/1:636:6505 blocked for more than 475 seconds. [ 898.361807][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.361860][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.361884][ T32] task:kworker/1:636 state:D stack:0 pid:6505 tgid:6505 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.361930][ T32] Workqueue: events bpf_prog_free_deferred [ 898.362036][ T32] Call trace: [ 898.362077][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.362126][ T32] r10:8291a684 r9:ecf75d84 r8:00000002 r7:60000113 r6:ecf75d8c r5:85225400 [ 898.362158][ T32] r4:85225400 [ 898.362183][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.362247][ T32] r5:85225400 r4:8291a680 [ 898.362276][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.362325][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.362376][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf75e08 [ 898.362399][ T32] r4:00000000 [ 898.362418][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.362462][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.362520][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.362564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ecec0 [ 898.362586][ T32] r4:00000000 [ 898.362625][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.362671][ T32] r9:83018205 r8:85225400 r7:00000000 r6:83018200 r5:00001000 r4:7f161000 [ 898.362692][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.362734][ T32] r5:00001000 r4:ed081000 [ 898.362754][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.362817][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.362883][ T32] r5:85c3c38c r4:85c3c000 [ 898.362911][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.362960][ T32] r7:ddde2d80 r6:83018200 r5:85c3c38c r4:85b32480 [ 898.362998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.363047][ T32] r10:61c88647 r9:85225400 r8:85b324ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.363089][ T32] r4:85b32480 [ 898.363111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.363162][ T32] r10:00000000 r9:85b32480 r8:80287e08 r7:eca49e60 r6:85b3eb80 r5:85225400 [ 898.363205][ T32] r4:00000001 [ 898.363256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.363294][ T32] Exception stack(0xecf75fb0 to 0xecf75ff8) [ 898.363358][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 898.363390][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.363427][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.386131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.386201][ T32] r4:85b5a5c0 [ 898.386836][ T32] INFO: task kworker/1:636:6505 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.386874][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.386979][ T32] Workqueue: events bpf_prog_free_deferred [ 898.387045][ T32] Call trace: [ 898.387078][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.387134][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.387165][ T32] r4:00000000 [ 898.387186][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 898.387284][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 5 printk messages dropped ** [ 898.387498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 3 printk messages dropped ** [ 898.387623][ T32] r4:00000000 ** 3 printk messages dropped ** [ 898.387780][ T32] r5:00001000 r4:dfc17000 ** 2 printk messages dropped ** [ 898.387907][ T32] r5:85272f8c r4:85272c00 ** 3 printk messages dropped ** [ 898.388111][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.388137][ T32] r4:85249580 [ 898.388191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.388247][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.388287][ T32] r4:00000001 [ 898.388336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.388376][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.388421][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.388454][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.388509][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.388565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.388591][ T32] r4:85243c40 [ 898.388622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.388654][ T32] INFO: task kworker/1:637:6507 blocked for more than 475 seconds. [ 898.388688][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.388737][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.388766][ T32] task:kworker/1:637 state:D stack:0 pid:6507 tgid:6507 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.388812][ T32] Workqueue: events bpf_prog_free_deferred [ 898.388854][ T32] Call trace: [ 898.388903][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.388951][ T32] r10:8291a684 r9:ecf7dd84 r8:00000002 r7:60000113 r6:ecf7dd8c r5:85226c00 [ 898.388974][ T32] r4:85226c00 [ 898.389034][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.389095][ T32] r5:85226c00 r4:8291a680 [ 898.389188][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.389296][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.389388][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf7de08 [ 898.389435][ T32] r4:00000000 [ 898.389480][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.389569][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.389688][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.389777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ecd00 [ 898.389828][ T32] r4:00000000 [ 898.389867][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.389950][ T32] r9:83018205 r8:85226c00 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 898.390010][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.390105][ T32] r5:00001000 r4:ed06d000 [ 898.390161][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.390238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.390325][ T32] r5:84aa4b8c r4:84aa4800 [ 898.390387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.390484][ T32] r7:ddde2d80 r6:83018200 r5:84aa4b8c r4:85b32500 [ 898.390530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.390625][ T32] r10:61c88647 r9:85226c00 r8:85b3252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.390689][ T32] r4:85b32500 [ 898.390736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.390840][ T32] r10:00000000 r9:85b32500 r8:80287e08 r7:ecf75e60 r6:85b3ec00 r5:85226c00 [ 898.390903][ T32] r4:00000001 [ 898.390946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.391041][ T32] Exception stack(0xecf7dfb0 to 0xecf7dff8) [ 898.391110][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.391191][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.391253][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.391322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.391393][ T32] r4:85b5a5c0 [ 898.391768][ T32] INFO: task kworker/1:637:6507 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.391824][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.391918][ T32] Workqueue: events bpf_prog_free_deferred [ 898.391968][ T32] Call trace: [ 898.391998][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.392048][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.392099][ T32] r4:00000000 [ 898.392122][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.392175][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.392226][ T32] dd20: bdd8c000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.392281][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.392315][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.392361][ T32] r5:800b0013 r4:80239bb0 [ 898.392385][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.392426][ T32] r4:82ac21e4 [ 898.392446][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.392486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.392529][ T32] r4:eaa3ddc0 [ 898.392572][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.392623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.392654][ T32] r4:00000000 [ 898.392676][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.392719][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.392742][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.392783][ T32] r5:00001000 r4:dfc17000 [ 898.392824][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.392872][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.392914][ T32] r5:85272f8c r4:85272c00 [ 898.392955][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.393009][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.393030][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.393085][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.393110][ T32] r4:85249580 [ 898.393162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.393232][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.393255][ T32] r4:00000001 [ 898.393274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.393310][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.393365][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.393397][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.393424][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.393513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.413302][ T32] r4:85243c40 [ 898.413359][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.413403][ T32] INFO: task kworker/1:638:6622 blocked for more than 475 seconds. [ 898.413441][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.413761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.413819][ T32] task:kworker/1:638 state:D stack:0 pid:6622 tgid:6622 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.413882][ T32] Workqueue: events bpf_prog_free_deferred [ 898.413969][ T32] Call trace: [ 898.414014][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.414072][ T32] r10:8291a684 r9:ed085d84 r8:00000002 r7:60000113 r6:ed085d8c r5:84840c00 [ 898.414118][ T32] r4:84840c00 [ 898.414196][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.414271][ T32] r5:84840c00 r4:8291a680 [ 898.414321][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.414369][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.414442][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed085e08 [ 898.414473][ T32] r4:00000000 [ 898.414494][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.414530][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.414589][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.414639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ecf40 [ 898.414662][ T32] r4:00000000 [ 898.414681][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.414748][ T32] r9:83018205 r8:84840c00 r7:00000000 r6:83018200 r5:00001000 r4:7f15f000 [ 898.414774][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.414816][ T32] r5:00001000 r4:ed07b000 [ 898.414836][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.414875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.414937][ T32] r5:847bbf8c r4:847bbc00 [ 898.414991][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.415043][ T32] r7:ddde2d80 r6:83018200 r5:847bbf8c r4:85b32580 [ 898.415085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.415136][ T32] r10:61c88647 r9:84840c00 r8:85b325ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.415164][ T32] r4:85b32580 [ 898.415185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.415251][ T32] r10:00000000 r9:85b32580 r8:80287e08 r7:ecf75e60 r6:85b3ec80 r5:84840c00 [ 898.415277][ T32] r4:00000001 [ 898.415320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.415371][ T32] Exception stack(0xed085fb0 to 0xed085ff8) [ 898.415426][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 898.415481][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.415538][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.415582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.415607][ T32] r4:847eca80 [ 898.416245][ T32] INFO: task kworker/1:638:6622 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.416280][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.416362][ T32] Workqueue: events bpf_prog_free_deferred [ 898.416481][ T32] Call trace: [ 898.416516][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.416567][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.416589][ T32] r4:00000000 [ 898.416619][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.416681][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.416718][ T32] dd20: be20b000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.416767][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.416795][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.416819][ T32] r5:800b0013 r4:80239bb0 [ 898.416860][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.416909][ T32] r4:82ac21e4 [ 898.416930][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.416971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.416993][ T32] r4:eaa3ddc0 [ 898.417036][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.417082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.417105][ T32] r4:00000000 [ 898.417124][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.417232][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.417267][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.417313][ T32] r5:00001000 r4:dfc17000 [ 898.417355][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.417405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.417447][ T32] r5:85272f8c r4:85272c00 [ 898.417467][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.417512][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.417534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.417581][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.417623][ T32] r4:85249580 [ 898.417646][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.417704][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.417741][ T32] r4:00000001 [ 898.417762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.417799][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.417843][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.417879][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.417907][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.417935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.417958][ T32] r4:85243c40 [ 898.417978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.418015][ T32] INFO: task kworker/1:639:6624 blocked for more than 475 seconds. [ 898.418049][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.418074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.418103][ T32] task:kworker/1:639 state:D stack:0 pid:6624 tgid:6624 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.418177][ T32] Workqueue: events bpf_prog_free_deferred [ 898.418227][ T32] Call trace: [ 898.418257][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.418312][ T32] r10:8291a684 r9:ed08dd84 r8:00000002 r7:60000013 r6:ed08dd8c r5:84843000 [ 898.418354][ T32] r4:84843000 [ 898.418377][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.418427][ T32] r5:84843000 r4:8291a680 [ 898.418448][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.418487][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.418546][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed08de08 [ 898.418571][ T32] r4:00000000 [ 898.418590][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.418624][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.418674][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.418739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84888580 [ 898.418788][ T32] r4:00000000 [ 898.418830][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.418898][ T32] r9:83018205 r8:84843000 r7:00000000 r6:83018200 r5:00001000 r4:7f167000 [ 898.418928][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.418971][ T32] r5:00001000 r4:ed0b3000 [ 898.418991][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.419044][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.419104][ T32] r5:85c3cf8c r4:85c3cc00 [ 898.419131][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.419193][ T32] r7:ddde2d80 r6:83018200 r5:85c3cf8c r4:85b32600 [ 898.419226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.419279][ T32] r10:61c88647 r9:84843000 r8:85b3262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.419302][ T32] r4:85b32600 [ 898.419320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.419365][ T32] r10:00000000 r9:85b32600 r8:80287e08 r7:ecf75e60 r6:85b3ed00 r5:84843000 [ 898.419387][ T32] r4:00000001 [ 898.419405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.419439][ T32] Exception stack(0xed08dfb0 to 0xed08dff8) [ 898.419465][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.419509][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.419538][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.419566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.419589][ T32] r4:847ecd80 [ 898.419914][ T32] INFO: task kworker/1:639:6624 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.419953][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.420101][ T32] Workqueue: events bpf_prog_free_deferred [ 898.420195][ T32] Call trace: [ 898.420273][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.420325][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.420348][ T32] r4:00000000 [ 898.420383][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.420459][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.420493][ T32] dd20: be20b000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.420525][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.420550][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.420584][ T32] r5:800b0013 r4:80239bb0 [ 898.420613][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.420655][ T32] r4:82ac21e4 [ 898.420675][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.420716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.420738][ T32] r4:eaa3ddc0 [ 898.420756][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.420796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.420817][ T32] r4:00000000 [ 898.420836][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.420878][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.420920][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.420965][ T32] r5:00001000 r4:dfc17000 [ 898.420985][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.421025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.421066][ T32] r5:85272f8c r4:85272c00 [ 898.421086][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.421131][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.421190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.421292][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.421326][ T32] r4:85249580 [ 898.421364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.421448][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.421472][ T32] r4:00000001 [ 898.421492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.421528][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.421629][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.421681][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.421725][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.421766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.421791][ T32] r4:85243c40 [ 898.421842][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.421890][ T32] INFO: task kworker/1:640:6626 blocked for more than 475 seconds. [ 898.421922][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.421957][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.421981][ T32] task:kworker/1:640 state:D stack:0 pid:6626 tgid:6626 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.422026][ T32] Workqueue: events bpf_prog_free_deferred [ 898.422068][ T32] Call trace: [ 898.422097][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.422160][ T32] r10:8291a684 r9:ed0a1d84 r8:00000002 r7:60000113 r6:ed0a1d8c r5:84844800 [ 898.422186][ T32] r4:84844800 [ 898.422248][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.422345][ T32] r5:84844800 r4:8291a680 [ 898.422374][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.422416][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.422458][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0a1e08 [ 898.422480][ T32] r4:00000000 [ 898.422498][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.422534][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.422589][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.422638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ec100 [ 898.422661][ T32] r4:00000000 [ 898.422681][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.422723][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f163000 [ 898.422774][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.422819][ T32] r5:00001000 r4:ed097000 [ 898.422860][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.422947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.423008][ T32] r5:85c3c78c r4:85c3c400 [ 898.423029][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.423076][ T32] r7:ddde2d80 r6:83018200 r5:85c3c78c r4:85b32680 [ 898.423118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.423186][ T32] r10:61c88647 r9:84844800 r8:85b326ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.423218][ T32] r4:85b32680 [ 898.423245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.423327][ T32] r10:00000000 r9:85b32680 r8:80287e08 r7:ed08de60 r6:85b3ed80 r5:84844800 [ 898.423355][ T32] r4:00000001 [ 898.423375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.423426][ T32] Exception stack(0xed0a1fb0 to 0xed0a1ff8) [ 898.423463][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.423492][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.423589][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.454121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.454203][ T32] r4:847ecd80 [ 898.454893][ T32] INFO: task kworker/1:640:6626 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.454942][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.455052][ T32] Workqueue: events bpf_prog_free_deferred [ 898.455120][ T32] Call trace: [ 898.455180][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.455246][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.455279][ T32] r4:00000000 [ 898.455345][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.455418][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.455452][ T32] dd20: bebe1000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.455566][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.455624][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.455652][ T32] r5:800b0013 r4:80239bb0 [ 898.455674][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.455740][ T32] r4:82ac21e4 [ 898.455763][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.455806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.455828][ T32] r4:eaa3ddc0 [ 898.455868][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.455917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.455941][ T32] r4:00000000 [ 898.455984][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.456033][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.456095][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.456154][ T32] r5:00001000 r4:dfc17000 [ 898.456179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.456219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.456262][ T32] r5:85272f8c r4:85272c00 [ 898.456293][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.456342][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.456362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.456413][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.456457][ T32] r4:85249580 [ 898.456486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.456543][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.456589][ T32] r4:00000001 [ 898.456623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.456662][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.456688][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.456716][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.456741][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.456769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.456791][ T32] r4:85243c40 [ 898.456812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.456853][ T32] INFO: task kworker/1:641:6628 blocked for more than 475 seconds. [ 898.456888][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.456938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.456965][ T32] task:kworker/1:641 state:D stack:0 pid:6628 tgid:6628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.457012][ T32] Workqueue: events bpf_prog_free_deferred [ 898.457084][ T32] Call trace: [ 898.457137][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.457258][ T32] r10:8291a684 r9:ed0add84 r8:00000002 r7:60000113 r6:ed0add8c r5:84845400 [ 898.457291][ T32] r4:84845400 [ 898.457312][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.457355][ T32] r5:84845400 r4:8291a680 [ 898.457374][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.457430][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.457475][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0ade08 [ 898.457517][ T32] r4:00000000 [ 898.457560][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.457597][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.457640][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.457683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848887c0 [ 898.457705][ T32] r4:00000000 [ 898.457746][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.457797][ T32] r9:83018205 r8:84845400 r7:00000000 r6:83018200 r5:00001000 r4:7f165000 [ 898.457829][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.457885][ T32] r5:00001000 r4:ed09d000 [ 898.457911][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.457960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.458016][ T32] r5:85c3cb8c r4:85c3c800 [ 898.458085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.458190][ T32] r7:ddde2d80 r6:83018200 r5:85c3cb8c r4:85b32700 [ 898.458214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.458261][ T32] r10:61c88647 r9:84845400 r8:85b3272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.458282][ T32] r4:85b32700 [ 898.458342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.458406][ T32] r10:00000000 r9:85b32700 r8:80287e08 r7:ed08de60 r6:85b3ee00 r5:84845400 [ 898.458431][ T32] r4:00000001 [ 898.458471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.458513][ T32] Exception stack(0xed0adfb0 to 0xed0adff8) [ 898.458553][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.458596][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.458625][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.458673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.458712][ T32] r4:848888c0 [ 898.459053][ T32] INFO: task kworker/1:641:6628 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.459106][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.459189][ T32] Workqueue: events bpf_prog_free_deferred [ 898.459272][ T32] Call trace: [ 898.459303][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.459353][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.459376][ T32] r4:00000000 [ 898.459419][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.459461][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.459490][ T32] dd20: bebe1000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.459539][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.459578][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.459628][ T32] r5:800b0013 r4:80239bb0 [ 898.459651][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.459691][ T32] r4:82ac21e4 [ 898.459711][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.459751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.459785][ T32] r4:eaa3ddc0 [ 898.459807][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.459849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.459870][ T32] r4:00000000 [ 898.459908][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.459955][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.460031][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.460132][ T32] r5:00001000 r4:dfc17000 [ 898.460169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.460230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.460277][ T32] r5:85272f8c r4:85272c00 [ 898.460298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.460354][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.460377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.460428][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.460450][ T32] r4:85249580 [ 898.460469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.460536][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.460568][ T32] r4:00000001 [ 898.460587][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.460622][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.460667][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.460720][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.460770][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.460821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.460846][ T32] r4:85243c40 [ 898.460867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.460894][ T32] INFO: task kworker/1:642:6629 blocked for more than 475 seconds. [ 898.460922][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.460966][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.460991][ T32] task:kworker/1:642 state:D stack:0 pid:6629 tgid:6629 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.461070][ T32] Workqueue: events bpf_prog_free_deferred [ 898.461150][ T32] Call trace: [ 898.461225][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.461275][ T32] r10:8291a684 r9:ed0b1d84 r8:00000002 r7:60000013 r6:ed0b1d8c r5:84846c00 [ 898.461300][ T32] r4:84846c00 [ 898.461319][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.461370][ T32] r5:84846c00 r4:8291a680 [ 898.461393][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.461470][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.461533][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0b1e08 [ 898.461555][ T32] r4:00000000 [ 898.461594][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.461663][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.461700][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.461740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84888280 ** 1 printk messages dropped ** [ 898.461810][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 898.462032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.462075][ T32] r5:85c3d78c r4:85c3d400 [ 898.462095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 898.462179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 898.462507][ T32] Exception stack(0xed0b1fb0 to 0xed0b1ff8) ** 4 printk messages dropped ** [ 898.462666][ T32] r4:84888680 ** 3 printk messages dropped ** [ 898.463167][ T32] Call trace: ** 5 printk messages dropped ** [ 898.463436][ T32] dd20: bebe1000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 7 printk messages dropped ** [ 898.480725][ T32] r4:eaa3ddc0 ** 5 printk messages dropped ** [ 898.480973][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 898.481446][ T32] r4:85249580 ** 3 printk messages dropped ** [ 898.481607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 898.481904][ T32] INFO: task kworker/1:643:6632 blocked for more than 475 seconds. ** 6 printk messages dropped ** [ 898.482275][ T32] r10:8291a684 r9:ed0a5d84 r8:00000002 r7:60000113 r6:ed0a5d8c r5:85c2bc00 ** 6 printk messages dropped ** [ 898.482527][ T32] r4:00000000 ** 3 printk messages dropped ** [ 898.482710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848883c0 ** 6 printk messages dropped ** [ 898.482975][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 898.483081][ T32] r7:ddde2d80 r6:83018200 r5:85c3d38c r4:85b32800 ** 4 printk messages dropped ** [ 898.483242][ T32] r10:00000000 r9:85b32800 r8:80287e08 r7:ed0b1e60 r6:85b32880 r5:85c2bc00 ** 6 printk messages dropped ** [ 898.483450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 898.497723][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 3 printk messages dropped ** [ 898.497937][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 898.498224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 5 printk messages dropped ** [ 898.498432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.498471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.498523][ T32] r5:85272f8c r4:85272c00 [ 898.498547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.498594][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.498614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.498661][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.498705][ T32] r4:85249580 [ 898.498729][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.498776][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.498799][ T32] r4:00000001 [ 898.498828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.498866][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.498901][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.498953][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.498992][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.499023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.499045][ T32] r4:85243c40 [ 898.499077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.499108][ T32] INFO: task kworker/1:644:6635 blocked for more than 475 seconds. [ 898.499142][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.499194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.499239][ T32] task:kworker/1:644 state:D stack:0 pid:6635 tgid:6635 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.499306][ T32] Workqueue: events bpf_prog_free_deferred [ 898.499398][ T32] Call trace: [ 898.499440][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.499497][ T32] r10:8291a684 r9:ecfe1d84 r8:00000002 r7:60000013 r6:ecfe1d8c r5:85c2d400 [ 898.499531][ T32] r4:85c2d400 [ 898.499565][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.499617][ T32] r5:85c2d400 r4:8291a680 [ 898.499654][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.499696][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.499738][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfe1e08 [ 898.499769][ T32] r4:00000000 [ 898.499811][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.499857][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.499924][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.499994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ec040 [ 898.500075][ T32] r4:00000000 [ 898.500099][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.500175][ T32] r9:83018205 r8:85c2d400 r7:00000000 r6:83018200 r5:00001000 r4:7f16d000 [ 898.500207][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.500250][ T32] r5:00001000 r4:ed0cd000 [ 898.500270][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.500336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.500391][ T32] r5:85c3db8c r4:85c3d800 [ 898.500439][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.500530][ T32] r7:ddde2d80 r6:83018200 r5:85c3db8c r4:85b32900 [ 898.500564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.500614][ T32] r10:61c88647 r9:85c2d400 r8:85b3292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.500651][ T32] r4:85b32900 [ 898.500674][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.500721][ T32] r10:00000000 r9:85b32900 r8:80287e08 r7:ed0b1e60 r6:85b32980 r5:85c2d400 [ 898.500757][ T32] r4:00000001 [ 898.500779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.500816][ T32] Exception stack(0xecfe1fb0 to 0xecfe1ff8) [ 898.500843][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.500871][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.500897][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.500924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.500955][ T32] r4:84888200 [ 898.501322][ T32] INFO: task kworker/1:644:6635 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.501356][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.501428][ T32] Workqueue: events bpf_prog_free_deferred [ 898.501495][ T32] Call trace: [ 898.501550][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.501646][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.501672][ T32] r4:00000000 [ 898.501691][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.501730][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.501758][ T32] dd20: bf223000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.501786][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.501810][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.501834][ T32] r5:800b0013 r4:80239bb0 [ 898.501853][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.501892][ T32] r4:82ac21e4 [ 898.501926][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.501992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 3 printk messages dropped ** [ 898.502152][ T32] r4:00000000 ** 5 printk messages dropped ** [ 898.502356][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 898.502769][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 7 printk messages dropped ** [ 898.503173][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 898.503429][ T32] r4:85c2a400 ** 4 printk messages dropped ** [ 898.520575][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0bde08 ** 8 printk messages dropped ** [ 898.520880][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 898.520982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 898.521286][ T32] r10:61c88647 r9:85c2a400 r8:85b32a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 898.521556][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 898.522565][ T32] Call trace: ** 4 printk messages dropped ** [ 898.522815][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 898.523035][ T32] r4:82ac21e4 [ 898.523059][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.523101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.523143][ T32] r4:eaa3ddc0 [ 898.523184][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.523229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.523260][ T32] r4:00000000 [ 898.523282][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.523327][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.523349][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.523413][ T32] r5:00001000 r4:dfc17000 [ 898.523509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.536724][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.536823][ T32] r5:85272f8c r4:85272c00 [ 898.536847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.536897][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.536939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.537018][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.537066][ T32] r4:85249580 [ 898.537090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.537163][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.537248][ T32] r4:00000001 [ 898.537282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.537324][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.537354][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.537383][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.537430][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.537485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.537532][ T32] r4:85243c40 [ 898.537563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.537605][ T32] INFO: task kworker/1:646:6639 blocked for more than 475 seconds. [ 898.537664][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.537693][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.537737][ T32] task:kworker/1:646 state:D stack:0 pid:6639 tgid:6639 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.537847][ T32] Workqueue: events bpf_prog_free_deferred [ 898.537911][ T32] Call trace: [ 898.537953][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.538007][ T32] r10:8291a684 r9:ed0e1d84 r8:00000002 r7:60000013 r6:ed0e1d8c r5:85c2b000 [ 898.538030][ T32] r4:85c2b000 [ 898.538050][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.538092][ T32] r5:85c2b000 r4:8291a680 [ 898.538112][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.538172][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.538220][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0e1e08 [ 898.538263][ T32] r4:00000000 [ 898.538286][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.538322][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.538389][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.538475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ad4580 [ 898.538502][ T32] r4:00000000 [ 898.538522][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.538589][ T32] r9:83018205 r8:85c2b000 r7:00000000 r6:83018200 r5:00001000 r4:7f171000 [ 898.538614][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.538657][ T32] r5:00001000 r4:ed0d9000 [ 898.538677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.538716][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.538775][ T32] r5:85c50f8c r4:85c50c00 [ 898.538810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.538887][ T32] r7:ddde2d80 r6:83018200 r5:85c50f8c r4:85b32b00 [ 898.538911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.538979][ T32] r10:61c88647 r9:85c2b000 r8:85b32b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.539011][ T32] r4:85b32b00 [ 898.539051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.539139][ T32] r10:00000000 r9:85b32b00 r8:80287e08 r7:ed0bde60 r6:85b32b80 r5:85c2b000 ** 5 printk messages dropped ** [ 898.539368][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 898.540402][ T32] Call trace: ** 4 printk messages dropped ** [ 898.540584][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 898.540835][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 898.541044][ T32] r4:00000000 ** 4 printk messages dropped ** [ 898.541290][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 898.541683][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 6 printk messages dropped ** [ 898.541960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 898.542369][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 898.542690][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0f1e08 ** 8 printk messages dropped ** [ 898.542996][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 898.543116][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 898.543295][ T32] r10:61c88647 r9:84842400 r8:85b32c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 898.558239][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 898.559217][ T32] Call trace: ** 4 printk messages dropped ** [ 898.559512][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 898.559756][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 898.559957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 898.560433][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 5 printk messages dropped ** [ 898.560634][ T32] r4:00000001 ** 4 printk messages dropped ** [ 898.560818][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 898.561048][ T32] task:kworker/1:648 state:D stack:0 pid:6643 tgid:6643 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 898.561577][ T32] r4:00000000 ** 4 printk messages dropped ** [ 898.561811][ T32] r4:00000000 ** 5 printk messages dropped ** [ 898.562018][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 898.562139][ T32] r7:ddde2d80 r6:83018200 r5:85c3e78c r4:85b32c80 ** 5 printk messages dropped ** [ 898.562351][ T32] r4:00000001 ** 5 printk messages dropped ** [ 898.562573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 898.563293][ T32] r4:00000000 ** 1 printk messages dropped ** [ 898.563378][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.563444][ T32] dd20: bfb6e000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.575905][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.576005][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.576048][ T32] r5:800b0013 r4:80239bb0 [ 898.576072][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.576131][ T32] r4:82ac21e4 [ 898.576158][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.576223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.576276][ T32] r4:eaa3ddc0 [ 898.576394][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.576451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.576477][ T32] r4:00000000 [ 898.576498][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.576576][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.576602][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.576647][ T32] r5:00001000 r4:dfc17000 [ 898.576687][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.576735][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.576779][ T32] r5:85272f8c r4:85272c00 [ 898.576820][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.576892][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.576922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.576970][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.576993][ T32] r4:85249580 [ 898.577012][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.577057][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.577079][ T32] r4:00000001 [ 898.577098][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.577134][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.577194][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.577289][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.577319][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.577348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.577419][ T32] r4:85243c40 [ 898.577484][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.577531][ T32] INFO: task kworker/1:649:6645 blocked for more than 475 seconds. [ 898.577565][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.577610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.577636][ T32] task:kworker/1:649 state:D stack:0 pid:6645 tgid:6645 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.577712][ T32] Workqueue: events bpf_prog_free_deferred [ 898.577761][ T32] Call trace: [ 898.577807][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.577859][ T32] r10:8291a684 r9:ed105d84 r8:00000002 r7:60000113 r6:ed105d8c r5:84843c00 [ 898.577891][ T32] r4:84843c00 [ 898.577924][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.577970][ T32] r5:84843c00 r4:8291a680 [ 898.578012][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.578054][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.578096][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed105e08 [ 898.578119][ T32] r4:00000000 [ 898.578150][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.578210][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.578248][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.578314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b742c0 [ 898.578355][ T32] r4:00000000 [ 898.578407][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.578481][ T32] r9:83018205 r8:84843c00 r7:00000000 r6:83018200 r5:00001000 r4:7f179000 [ 898.578504][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.578549][ T32] r5:00001000 r4:ed10d000 [ 898.578569][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.578606][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.578647][ T32] r5:85c3ef8c r4:85c3ec00 [ 898.578676][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.578725][ T32] r7:ddde2d80 r6:83018200 r5:85c3ef8c r4:85b32d00 [ 898.578746][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.578792][ T32] r10:61c88647 r9:84843c00 r8:85b32d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.578814][ T32] r4:85b32d00 [ 898.578833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.578902][ T32] r10:00000000 r9:85b32d00 r8:80287e08 r7:ed0fde60 r6:85b68000 r5:84843c00 [ 898.578958][ T32] r4:00000001 [ 898.578979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.579034][ T32] Exception stack(0xed105fb0 to 0xed105ff8) [ 898.579092][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 898.579146][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.579184][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.579245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.579270][ T32] r4:85b740c0 [ 898.579884][ T32] INFO: task kworker/1:649:6645 is blocked on a mutex likely owned by task kworker/0:297:4186. ** 1 printk messages dropped ** [ 898.580045][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 898.580436][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 898.580686][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 898.580901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 7 printk messages dropped ** [ 898.581307][ T32] r5:85272f8c r4:85272c00 ** 4 printk messages dropped ** [ 898.581462][ T32] r4:85249580 ** 3 printk messages dropped ** [ 898.581602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 898.581814][ T32] INFO: task kworker/1:650:6646 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 898.582242][ T32] r5:85bf9800 r4:8291a680 ** 3 printk messages dropped ** [ 898.582430][ T32] r4:00000000 ** 4 printk messages dropped ** [ 898.582680][ T32] r4:00000000 ** 5 printk messages dropped ** [ 898.582923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 898.582995][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 898.583319][ T32] Exception stack(0xed111fb0 to 0xed111ff8) ** 7 printk messages dropped ** [ 898.607352][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 898.607652][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 898.607977][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 898.608134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 7 printk messages dropped ** [ 898.608604][ T32] r5:85272f8c r4:85272c00 ** 5 printk messages dropped ** [ 898.608864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 898.609195][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 898.609544][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 898.609865][ T32] r5:85223c00 r4:8291a680 ** 3 printk messages dropped ** [ 898.610052][ T32] r4:00000000 ** 2 printk messages dropped ** [ 898.610210][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.610251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b74600 [ 898.610273][ T32] r4:00000000 [ 898.610322][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.610370][ T32] r9:83018205 r8:85223c00 r7:00000000 r6:83018200 r5:00001000 r4:7f17d000 [ 898.610391][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.610436][ T32] r5:00001000 r4:ed12d000 [ 898.610488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.610536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.610593][ T32] r5:85c3f78c r4:85c3f400 [ 898.610616][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.610665][ T32] r7:ddde2d80 r6:83018200 r5:85c3f78c r4:85b32e00 [ 898.610688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.610733][ T32] r10:61c88647 r9:85223c00 r8:85b32e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.610755][ T32] r4:85b32e00 [ 898.610774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.610817][ T32] r10:00000000 r9:85b32e00 r8:80287e08 r7:ed105e60 r6:85b68100 r5:85223c00 [ 898.610838][ T32] r4:00000001 [ 898.610879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.610924][ T32] Exception stack(0xed11dfb0 to 0xed11dff8) [ 898.610954][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.610993][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.611033][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.611075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.611112][ T32] r4:85b741c0 [ 898.611450][ T32] INFO: task kworker/1:651:6648 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.611485][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.611541][ T32] Workqueue: events bpf_prog_free_deferred [ 898.611620][ T32] Call trace: [ 898.611654][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.611714][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.611741][ T32] r4:00000000 [ 898.611760][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.611835][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.611882][ T32] dd20: c064e000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.611925][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.611953][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.611977][ T32] r5:800b0013 r4:80239bb0 [ 898.611998][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.612062][ T32] r4:82ac21e4 [ 898.612088][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.612130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.612178][ T32] r4:eaa3ddc0 [ 898.612201][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.612265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.612290][ T32] r4:00000000 [ 898.612328][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.612373][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.612398][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.612485][ T32] r5:00001000 r4:dfc17000 [ 898.612511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.612553][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.612597][ T32] r5:85272f8c r4:85272c00 [ 898.612642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.612698][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.612744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.612801][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.612838][ T32] r4:85249580 [ 898.612861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.612930][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.612969][ T32] r4:00000001 [ 898.612991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.613026][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.613072][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.613130][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.613269][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.613314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.613349][ T32] r4:85243c40 [ 898.613397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.613500][ T32] INFO: task kworker/1:652:6650 blocked for more than 475 seconds. [ 898.636499][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.636552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.636579][ T32] task:kworker/1:652 state:D stack:0 pid:6650 tgid:6650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.636656][ T32] Workqueue: events bpf_prog_free_deferred [ 898.636722][ T32] Call trace: [ 898.636756][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.636813][ T32] r10:8291a684 r9:ed125d84 r8:00000002 r7:60000013 r6:ed125d8c r5:85510c00 [ 898.636836][ T32] r4:85510c00 [ 898.636857][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.636899][ T32] r5:85510c00 r4:8291a680 [ 898.636919][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.636956][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.637018][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed125e08 [ 898.637048][ T32] r4:00000000 [ 898.637108][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.637242][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.637297][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.637438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b744c0 [ 898.637485][ T32] r4:00000000 [ 898.637508][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.637572][ T32] r9:83018205 r8:85510c00 r7:00000000 r6:83018200 r5:00001000 r4:7f17b000 [ 898.637597][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.637640][ T32] r5:00001000 r4:ed127000 [ 898.637660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.637711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.637760][ T32] r5:85c3f38c r4:85c3f000 [ 898.637781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.637829][ T32] r7:ddde2d80 r6:83018200 r5:85c3f38c r4:85b32e80 [ 898.637851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.637919][ T32] r10:61c88647 r9:85510c00 r8:85b32eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.637945][ T32] r4:85b32e80 [ 898.637966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.638012][ T32] r10:00000000 r9:85b32e80 r8:80287e08 r7:ed11de60 r6:85b68180 r5:85510c00 [ 898.638034][ T32] r4:00000001 [ 898.638053][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.638089][ T32] Exception stack(0xed125fb0 to 0xed125ff8) [ 898.638117][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 898.638149][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.638176][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 898.638922][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 898.639426][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 898.639767][ T32] r4:eaa3ddc0 ** 5 printk messages dropped ** [ 898.640129][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 898.640599][ T32] r4:85249580 ** 3 printk messages dropped ** [ 898.640784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 898.641092][ T32] INFO: task kworker/1:653:6653 blocked for more than 475 seconds. ** 6 printk messages dropped ** [ 898.641532][ T32] r10:8291a684 r9:ed135d84 r8:00000002 r7:60000113 r6:ed135d8c r5:85511800 ** 5 printk messages dropped ** [ 898.641712][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed135e08 ** 5 printk messages dropped ** [ 898.641997][ T32] r4:00000000 ** 6 printk messages dropped ** [ 898.642401][ T32] r5:85c3ff8c r4:85c3fc00 [ 898.642424][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.642472][ T32] r7:ddde2d80 r6:83018200 r5:85c3ff8c r4:85b32f00 [ 898.642493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.642544][ T32] r10:61c88647 r9:85511800 r8:85b32f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.642580][ T32] r4:85b32f00 [ 898.642602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.642658][ T32] r10:00000000 r9:85b32f00 r8:80287e08 r7:ed11de60 r6:85b68200 r5:85511800 [ 898.642688][ T32] r4:00000001 [ 898.642747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.642809][ T32] Exception stack(0xed135fb0 to 0xed135ff8) [ 898.642864][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 898.642907][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.642959][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.643007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.643053][ T32] r4:85b74540 [ 898.643394][ T32] INFO: task kworker/1:653:6653 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.643449][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.651763][ T32] Workqueue: events bpf_prog_free_deferred [ 898.651844][ T32] Call trace: [ 898.651902][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.651962][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.652015][ T32] r4:00000000 [ 898.652040][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.652091][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.652173][ T32] dd20: c0aed000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.652220][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.652266][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.652332][ T32] r5:800b0013 r4:80239bb0 [ 898.652364][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.652440][ T32] r4:82ac21e4 [ 898.652464][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.652508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.652558][ T32] r4:eaa3ddc0 [ 898.652589][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.652663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.652711][ T32] r4:00000000 [ 898.652738][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.652809][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.652842][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.652894][ T32] r5:00001000 r4:dfc17000 [ 898.652937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.652986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.653055][ T32] r5:85272f8c r4:85272c00 [ 898.653088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.653163][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.653226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.653280][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.653337][ T32] r4:85249580 [ 898.653368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.653446][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.667425][ T32] r4:00000001 [ 898.667550][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.667674][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.667751][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.667835][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.667894][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.667952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.668062][ T32] r4:85243c40 [ 898.668150][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.668215][ T32] INFO: task kworker/1:654:6655 blocked for more than 475 seconds. [ 898.668276][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.668324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.668382][ T32] task:kworker/1:654 state:D stack:0 pid:6655 tgid:6655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.668496][ T32] Workqueue: events bpf_prog_free_deferred [ 898.668597][ T32] Call trace: [ 898.668718][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.668821][ T32] r10:8291a684 r9:ed141d84 r8:00000002 r7:60000113 r6:ed141d8c r5:85512400 [ 898.668874][ T32] r4:85512400 [ 898.668911][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.668990][ T32] r5:85512400 r4:8291a680 [ 898.669055][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.669135][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.669246][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed141e08 [ 898.669290][ T32] r4:00000000 [ 898.669329][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.669400][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.669472][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.669549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b746c0 [ 898.669591][ T32] r4:00000000 ** 2 printk messages dropped ** [ 898.669838][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 898.670204][ T32] r5:85c3fb8c r4:85c3f800 [ 898.670248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.670360][ T32] r7:ddde2d80 r6:83018200 r5:85c3fb8c r4:85b32f80 [ 898.670443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 898.670774][ T32] r10:00000000 r9:85b32f80 r8:80287e08 r7:ed135e60 r6:85b68280 r5:85512400 ** 7 printk messages dropped ** [ 898.671379][ T32] r4:85b74500 ** 2 printk messages dropped ** [ 898.672721][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 898.673269][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 6 printk messages dropped ** [ 898.689962][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 898.690481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 898.690888][ T32] r4:00000001 ** 4 printk messages dropped ** [ 898.691139][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 898.691510][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 898.691810][ T32] r5:85513000 r4:8291a680 ** 3 printk messages dropped ** [ 898.691960][ T32] r4:00000000 ** 3 printk messages dropped ** [ 898.692091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b5e0c0 ** 7 printk messages dropped ** [ 898.692438][ T32] r5:85c5178c r4:85c51400 [ 898.692459][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 898.692570][ T32] r10:61c88647 r9:85513000 r8:85b6602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 898.693071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 898.708031][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 898.708615][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 898.708924][ T32] r4:eaa3ddc0 ** 5 printk messages dropped ** [ 898.709141][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 898.710063][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.710227][ T32] r4:00000001 [ 898.710254][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.710294][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.710323][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.710377][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.710416][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.710448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.710584][ T32] r4:85243c40 [ 898.710626][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.710708][ T32] INFO: task kworker/1:656:6660 blocked for more than 475 seconds. [ 898.710817][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.710995][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.711020][ T32] task:kworker/1:656 state:D stack:0 pid:6660 tgid:6660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.711069][ T32] Workqueue: events bpf_prog_free_deferred [ 898.711113][ T32] Call trace: [ 898.711195][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.711245][ T32] r10:8291a684 r9:ed155d84 r8:00000002 r7:60000113 r6:ed155d8c r5:85513c00 [ 898.711269][ T32] r4:85513c00 [ 898.711290][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.711334][ T32] r5:85513c00 r4:8291a680 [ 898.711355][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.711394][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.711502][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed155e08 [ 898.711680][ T32] r4:00000000 [ 898.711779][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.711830][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.711875][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.711918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b70280 [ 898.711943][ T32] r4:00000000 [ 898.711991][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.712040][ T32] r9:83018205 r8:85513c00 r7:00000000 r6:83018200 r5:00001000 r4:7f193000 [ 898.712069][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.712145][ T32] r5:00001000 r4:ed18f000 [ 898.712176][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.712221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.712264][ T32] r5:85b9538c r4:85b95000 [ 898.712285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.712331][ T32] r7:ddde2d80 r6:83018200 r5:85b9538c r4:85b66080 [ 898.712378][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.712433][ T32] r10:61c88647 r9:85513c00 r8:85b660ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.712481][ T32] r4:85b66080 [ 898.712505][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.712590][ T32] r10:00000000 r9:85b66080 r8:80287e08 r7:ed0c5e60 r6:85b68380 r5:85513c00 [ 898.712642][ T32] r4:00000001 [ 898.712665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.712704][ T32] Exception stack(0xed155fb0 to 0xed155ff8) [ 898.712806][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 898.712842][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.712872][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.712950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.712982][ T32] r4:85b74500 [ 898.725976][ T32] INFO: task kworker/1:656:6660 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.726066][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.726154][ T32] Workqueue: events bpf_prog_free_deferred [ 898.726268][ T32] Call trace: [ 898.726308][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.726377][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.726431][ T32] r4:00000000 [ 898.726480][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.726526][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.726571][ T32] dd20: c13e1000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.726606][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.726656][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.726709][ T32] r5:800b0013 r4:80239bb0 [ 898.726760][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.726806][ T32] r4:82ac21e4 [ 898.726827][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.726870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.726930][ T32] r4:eaa3ddc0 [ 898.726972][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.727019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.727067][ T32] r4:00000000 [ 898.727112][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.727203][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.727232][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.727276][ T32] r5:00001000 r4:dfc17000 [ 898.727300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.727341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.727384][ T32] r5:85272f8c r4:85272c00 [ 898.727406][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.727455][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 4 printk messages dropped ** [ 898.727626][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 898.727875][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 898.728108][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 898.728488][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 898.728786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b74dc0 ** 7 printk messages dropped ** [ 898.729133][ T32] r5:85b9478c r4:85b94400 [ 898.729160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 898.729317][ T32] r10:61c88647 r9:85c2c800 r8:85b6612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 898.729662][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 898.730577][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 898.730928][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 898.731178][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 898.731501][ T32] r4:eaa3ddc0 ** 6 printk messages dropped ** [ 898.731800][ T32] r5:00001000 r4:dfc17000 ** 4 printk messages dropped ** [ 898.731982][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 7 printk messages dropped ** [ 898.732292][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 3 printk messages dropped ** [ 898.732437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 898.732955][ T32] r10:8291a684 r9:ed179d84 r8:00000002 r7:60000013 r6:ed179d8c r5:85c2e000 ** 6 printk messages dropped ** [ 898.733436][ T32] r4:00000000 ** 3 printk messages dropped ** [ 898.750900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b74ec0 ** 7 printk messages dropped ** [ 898.751284][ T32] r5:85b94b8c r4:85b94800 [ 898.751328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 898.751453][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 898.751696][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 898.752507][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.752611][ T32] Workqueue: events bpf_prog_free_deferred [ 898.752658][ T32] Call trace: [ 898.752719][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.752773][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.752795][ T32] r4:00000000 [ 898.752814][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.752876][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.752912][ T32] dd20: c19a6000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.752941][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.752989][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.753016][ T32] r5:800b0013 r4:80239bb0 [ 898.753036][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.753085][ T32] r4:82ac21e4 [ 898.753108][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.753198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.753247][ T32] r4:eaa3ddc0 [ 898.753271][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.753315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.753367][ T32] r4:00000000 [ 898.753391][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.753436][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.774074][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.774217][ T32] r5:00001000 r4:dfc17000 [ 898.774242][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.774285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.774359][ T32] r5:85272f8c r4:85272c00 [ 898.774386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.774434][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.774456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.774502][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.774524][ T32] r4:85249580 [ 898.774586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.774661][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.774707][ T32] r4:00000001 [ 898.774742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.774822][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.774855][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.774884][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.774910][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.774965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.775012][ T32] r4:85243c40 [ 898.775038][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.775069][ T32] INFO: task kworker/1:659:6667 blocked for more than 475 seconds. [ 898.775103][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.775148][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.775177][ T32] task:kworker/1:659 state:D stack:0 pid:6667 tgid:6667 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.775235][ T32] Workqueue: events bpf_prog_free_deferred [ 898.775279][ T32] Call trace: [ 898.775332][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.775388][ T32] r10:8291a684 r9:ed17dd84 r8:00000002 r7:60000013 r6:ed17dd8c r5:85c29800 [ 898.775411][ T32] r4:85c29800 [ 898.775499][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.775565][ T32] r5:85c29800 r4:8291a680 [ 898.775587][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.775628][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.775669][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed17de08 [ 898.775732][ T32] r4:00000000 [ 898.775754][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.775809][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.775848][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.775893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b70000 [ 898.775915][ T32] r4:00000000 [ 898.775935][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.775979][ T32] r9:83018205 r8:85c29800 r7:00000000 r6:83018200 r5:00001000 r4:7f18f000 [ 898.776000][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.776041][ T32] r5:00001000 r4:ed17f000 [ 898.776084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.776150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.776228][ T32] r5:85b94f8c r4:85b94c00 [ 898.776251][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.776297][ T32] r7:ddde2d80 r6:83018200 r5:85b94f8c r4:85b66300 [ 898.776339][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.776415][ T32] r10:61c88647 r9:85c29800 r8:85b6632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.776441][ T32] r4:85b66300 [ 898.776481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.776528][ T32] r10:00000000 r9:85b66300 r8:80287e08 r7:ed155e60 r6:85b66380 r5:85c29800 [ 898.776550][ T32] r4:00000001 [ 898.776593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.776631][ T32] Exception stack(0xed17dfb0 to 0xed17dff8) [ 898.776678][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.776717][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.776766][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.776821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.776851][ T32] r4:85b74e40 [ 898.777588][ T32] INFO: task kworker/1:659:6667 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.777652][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.777782][ T32] Workqueue: events bpf_prog_free_deferred [ 898.777999][ T32] Call trace: [ 898.778038][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.778108][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.778157][ T32] r4:00000000 [ 898.778181][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.778221][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.778250][ T32] dd20: c1fd5000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.778278][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.778323][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.778371][ T32] r5:800b0013 r4:80239bb0 [ 898.778394][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.778436][ T32] r4:82ac21e4 [ 898.778478][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.778525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.778548][ T32] r4:eaa3ddc0 ** 1 printk messages dropped ** [ 898.778607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 898.779222][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 5 printk messages dropped ** [ 898.779458][ T32] r4:00000001 ** 4 printk messages dropped ** [ 898.779683][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 898.780072][ T32] Call trace: ** 6 printk messages dropped ** [ 898.780537][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 898.780739][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 898.781153][ T32] r5:85b9578c r4:85b95400 [ 898.781219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 898.781365][ T32] r10:61c88647 r9:85b89800 r8:85b6642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.781415][ T32] r4:85b66400 [ 898.781446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.781513][ T32] r10:00000000 r9:85b66400 r8:80287e08 r7:ed155e60 r6:85b66480 r5:85b89800 [ 898.781646][ T32] r4:00000001 [ 898.781668][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.781704][ T32] Exception stack(0xed199fb0 to 0xed199ff8) [ 898.781729][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 898.781831][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.781861][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.781914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.781959][ T32] r4:85b70240 [ 898.782329][ T32] INFO: task kworker/1:660:6671 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.782461][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.782660][ T32] Workqueue: events bpf_prog_free_deferred [ 898.782737][ T32] Call trace: [ 898.782768][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.782819][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.782842][ T32] r4:00000000 [ 898.782872][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.782914][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.782983][ T32] dd20: c1fd5000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.783021][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.783071][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.783099][ T32] r5:800b0013 r4:80239bb0 [ 898.783175][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.783244][ T32] r4:82ac21e4 [ 898.783272][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.783314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.783336][ T32] r4:eaa3ddc0 [ 898.783355][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.783395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.783448][ T32] r4:00000000 [ 898.783503][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.796761][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.796822][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.796914][ T32] r5:00001000 r4:dfc17000 [ 898.796944][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.796986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.797049][ T32] r5:85272f8c r4:85272c00 [ 898.797098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.797218][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.797251][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.797344][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.797376][ T32] r4:85249580 [ 898.797404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.797451][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.797474][ T32] r4:00000001 [ 898.797493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.797530][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.797559][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.797587][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.797623][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.797656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.797687][ T32] r4:85243c40 [ 898.797713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 898.797963][ T32] Call trace: ** 6 printk messages dropped ** [ 898.798254][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 898.798540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b706c0 ** 7 printk messages dropped ** [ 898.798856][ T32] r5:85b95b8c r4:85b95800 [ 898.798920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.798969][ T32] r7:ddde2d80 r6:83018200 r5:85b95b8c r4:85b66500 [ 898.798990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.799035][ T32] r10:61c88647 r9:85b8a400 r8:85b6652c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 898.799208][ T32] r4:00000001 ** 4 printk messages dropped ** [ 898.799391][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 898.800352][ T32] Call trace: ** 4 printk messages dropped ** [ 898.800635][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 6 printk messages dropped ** [ 898.800942][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 898.801587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 898.801974][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 5 printk messages dropped ** [ 898.802226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 898.802590][ T32] r4:85b8b000 ** 4 printk messages dropped ** [ 898.802807][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1ade08 ** 5 printk messages dropped ** [ 898.802994][ T32] r4:00000000 ** 6 printk messages dropped ** [ 898.803308][ T32] r5:85b95f8c r4:85b95c00 [ 898.803328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 898.803394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 898.827073][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 898.828044][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 898.828371][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 898.828744][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 898.828914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 898.829243][ T32] r4:00000001 ** 4 printk messages dropped ** [ 898.829417][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 898.829680][ T32] task:kworker/1:663 state:D stack:0 pid:6677 tgid:6677 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 898.830176][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.830249][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1b5e08 [ 898.830284][ T32] r4:00000000 [ 898.830336][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.830406][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.830459][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.830503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b70a80 [ 898.830526][ T32] r4:00000000 [ 898.830545][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.830589][ T32] r9:83018205 r8:85b8bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f19b000 [ 898.830624][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.830673][ T32] r5:00001000 r4:ed1b7000 [ 898.830714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.830767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.830814][ T32] r5:85b9638c r4:85b96000 [ 898.830856][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.830904][ T32] r7:ddde2d80 r6:83018200 r5:85b9638c r4:85b66700 [ 898.830926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.830972][ T32] r10:61c88647 r9:85b8bc00 r8:85b6672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.831019][ T32] r4:85b66700 [ 898.831053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.831100][ T32] r10:00000000 r9:85b66700 r8:80287e08 r7:ed1ade60 r6:85b66780 r5:85b8bc00 [ 898.831168][ T32] r4:00000001 [ 898.831192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.831228][ T32] Exception stack(0xed1b5fb0 to 0xed1b5ff8) [ 898.831254][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 898.831281][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.831307][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.831336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.831368][ T32] r4:85b708c0 [ 898.831727][ T32] INFO: task kworker/1:663:6677 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.831787][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.831887][ T32] Workqueue: events bpf_prog_free_deferred [ 898.831947][ T32] Call trace: [ 898.831986][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.832061][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.832087][ T32] r4:00000000 [ 898.832119][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.832172][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.832219][ T32] dd20: c25db000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.832252][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.832280][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.832333][ T32] r5:800b0013 r4:80239bb0 [ 898.832424][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.832472][ T32] r4:82ac21e4 [ 898.832493][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.832555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.832589][ T32] r4:eaa3ddc0 [ 898.832653][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.832706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.832752][ T32] r4:00000000 [ 898.832775][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.832820][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.832842][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.832882][ T32] r5:00001000 r4:dfc17000 [ 898.832902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.832941][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.832991][ T32] r5:85272f8c r4:85272c00 [ 898.833023][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.833076][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.833098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.833148][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.833214][ T32] r4:85249580 [ 898.833282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.833349][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.833374][ T32] r4:00000001 [ 898.833417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.850566][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.850665][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.850698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.850727][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.850762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.850786][ T32] r4:85243c40 [ 898.850831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.850867][ T32] INFO: task kworker/1:664:6679 blocked for more than 475 seconds. [ 898.850923][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.850951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.850995][ T32] task:kworker/1:664 state:D stack:0 pid:6679 tgid:6679 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.851058][ T32] Workqueue: events bpf_prog_free_deferred [ 898.851145][ T32] Call trace: [ 898.851231][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.851312][ T32] r10:8291a684 r9:ed1c1d84 r8:00000002 r7:60000113 r6:ed1c1d8c r5:85b8c800 [ 898.851343][ T32] r4:85b8c800 [ 898.851364][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.851416][ T32] r5:85b8c800 r4:8291a680 [ 898.851440][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.851480][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.851522][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1c1e08 [ 898.851575][ T32] r4:00000000 [ 898.851611][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.851650][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.851696][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.851759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b70c80 [ 898.851784][ T32] r4:00000000 [ 898.851825][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.851880][ T32] r9:83018205 r8:85b8c800 r7:00000000 r6:83018200 r5:00001000 r4:7f19d000 [ 898.851902][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 898.852069][ T32] r5:85b9678c r4:85b96400 [ 898.852096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 898.852263][ T32] r10:61c88647 r9:85b8c800 r8:85b6682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 898.852425][ T32] r4:00000001 [ 898.852473][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.852514][ T32] Exception stack(0xed1c1fb0 to 0xed1c1ff8) [ 898.852541][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.852568][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.852594][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.852622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.852643][ T32] r4:85b70b00 [ 898.853323][ T32] INFO: task kworker/1:664:6679 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.853383][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.853462][ T32] Workqueue: events bpf_prog_free_deferred [ 898.853541][ T32] Call trace: [ 898.860101][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.860250][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.860298][ T32] r4:00000000 [ 898.860324][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.860389][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.860430][ T32] dd20: c2ae4000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.860459][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.860483][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.860506][ T32] r5:800b0013 r4:80239bb0 [ 898.860546][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.860612][ T32] r4:82ac21e4 [ 898.860652][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.860698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.860721][ T32] r4:eaa3ddc0 [ 898.860763][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.860833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.860860][ T32] r4:00000000 [ 898.860900][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.860970][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.860995][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.861040][ T32] r5:00001000 r4:dfc17000 [ 898.861061][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.861145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.861239][ T32] r5:85272f8c r4:85272c00 [ 898.861262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.861310][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.861351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.861406][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.861430][ T32] r4:85249580 [ 898.861469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.861518][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.861561][ T32] r4:00000001 [ 898.861657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.861696][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.861722][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.861778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.861830][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.861862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.861908][ T32] r4:85243c40 [ 898.861935][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.861965][ T32] INFO: task kworker/1:665:6681 blocked for more than 475 seconds. [ 898.862002][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.862028][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 898.862266][ T32] r10:8291a684 r9:ed1c9d84 r8:00000002 r7:60000013 r6:ed1c9d8c r5:85b8d400 ** 6 printk messages dropped ** [ 898.862616][ T32] r4:00000000 ** 2 printk messages dropped ** [ 898.862727][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 898.862976][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 898.863053][ T32] r5:85b96b8c r4:85b96800 [ 898.863093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.863151][ T32] r7:ddde2d80 r6:83018200 r5:85b96b8c r4:85b66900 [ 898.863174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 898.863244][ T32] r4:85b66900 [ 898.863263][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.863307][ T32] r10:00000000 r9:85b66900 r8:80287e08 r7:ed1c1e60 r6:85b66980 r5:85b8d400 [ 898.863348][ T32] r4:00000001 [ 898.863371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.863406][ T32] Exception stack(0xed1c9fb0 to 0xed1c9ff8) [ 898.863434][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 898.863506][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.876597][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.876656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.876683][ T32] r4:85b70c40 [ 898.877335][ T32] INFO: task kworker/1:665:6681 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.877373][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.877510][ T32] Workqueue: events bpf_prog_free_deferred [ 898.877600][ T32] Call trace: [ 898.877675][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.877732][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.877764][ T32] r4:00000000 [ 898.877788][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.877850][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.877881][ T32] dd20: c307f000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.877912][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.877963][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.877990][ T32] r5:800b0013 r4:80239bb0 [ 898.878034][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.878086][ T32] r4:82ac21e4 [ 898.878106][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.878152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.878196][ T32] r4:eaa3ddc0 [ 898.878219][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.878261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.878283][ T32] r4:00000000 [ 898.878324][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.878398][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.878427][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.878471][ T32] r5:00001000 r4:dfc17000 [ 898.878491][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.878540][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.878585][ T32] r5:85272f8c r4:85272c00 [ 898.878606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.878653][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.878694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.878766][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.878792][ T32] r4:85249580 [ 898.878812][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.878871][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.878916][ T32] r4:00000001 [ 898.878979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.879037][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.879065][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.879093][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.879120][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.879159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.879203][ T32] r4:85243c40 [ 898.879248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.879310][ T32] INFO: task kworker/1:666:6683 blocked for more than 475 seconds. ** 3 printk messages dropped ** [ 898.879542][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 898.880100][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 898.880445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b7d040 ** 7 printk messages dropped ** [ 898.880847][ T32] r5:85b96f8c r4:85b96c00 [ 898.880869][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.880917][ T32] r7:ddde2d80 r6:83018200 r5:85b96f8c r4:85b66a00 [ 898.880940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 898.881117][ T32] r10:00000000 r9:85b66a00 r8:80287e08 r7:ed1c9e60 r6:85b66a80 r5:85b8e000 ** 9 printk messages dropped ** [ 898.881984][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 898.882497][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 898.882699][ T32] r4:eaa3ddc0 ** 2 printk messages dropped ** [ 898.882784][ T32] r4:00000000 ** 5 printk messages dropped ** [ 898.883025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 898.883439][ T32] r4:00000001 ** 4 printk messages dropped ** [ 898.904262][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 898.904634][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 898.904846][ T32] r4:85b8ec00 ** 3 printk messages dropped ** [ 898.904980][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 898.905364][ T32] r9:83018205 r8:85b8ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f1a9000 ** 4 printk messages dropped ** [ 898.905606][ T32] r5:85b9778c r4:85b97400 [ 898.905649][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.905700][ T32] r7:ddde2d80 r6:83018200 r5:85b9778c r4:85b66b00 [ 898.905721][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.905788][ T32] r10:61c88647 r9:85b8ec00 r8:85b66b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.905836][ T32] r4:85b66b00 [ 898.905861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.905954][ T32] r10:00000000 r9:85b66b00 r8:80287e08 r7:ed1d5e60 r6:85b66b80 r5:85b8ec00 [ 898.905995][ T32] r4:00000001 [ 898.906042][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.906085][ T32] Exception stack(0xed1ddfb0 to 0xed1ddff8) [ 898.906112][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.906151][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.906181][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.906229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.906254][ T32] r4:85b7d100 [ 898.906897][ T32] INFO: task kworker/1:667:6685 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.906942][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.907061][ T32] Workqueue: events bpf_prog_free_deferred [ 898.907135][ T32] Call trace: [ 898.907183][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.907235][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.907258][ T32] r4:00000000 [ 898.907277][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.907315][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.907375][ T32] dd20: c351c000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.907408][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.907433][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.907456][ T32] r5:800b0013 r4:80239bb0 [ 898.907477][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.907536][ T32] r4:82ac21e4 [ 898.907561][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.907604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.907627][ T32] r4:eaa3ddc0 [ 898.907667][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.907711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.907734][ T32] r4:00000000 [ 898.907782][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.907828][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.907850][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.907890][ T32] r5:00001000 r4:dfc17000 [ 898.907931][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.907996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.908062][ T32] r5:85272f8c r4:85272c00 [ 898.908086][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.908152][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.908189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.908249][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.908280][ T32] r4:85249580 [ 898.908325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.908374][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.908408][ T32] r4:00000001 [ 898.908478][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.908515][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.908542][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.908592][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.908624][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.908677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.908707][ T32] r4:85243c40 [ 898.908728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.908767][ T32] INFO: task kworker/1:668:6689 blocked for more than 475 seconds. [ 898.908819][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.908872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.908896][ T32] task:kworker/1:668 state:D stack:0 pid:6689 tgid:6689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.908990][ T32] Workqueue: events bpf_prog_free_deferred [ 898.909064][ T32] Call trace: [ 898.909142][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.909250][ T32] r10:8291a684 r9:ed1f1d84 r8:00000002 r7:60000113 r6:ed1f1d8c r5:85b88000 [ 898.909278][ T32] r4:85b88000 [ 898.909300][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.909349][ T32] r5:85b88000 r4:8291a680 [ 898.909370][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.909408][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.909479][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1f1e08 [ 898.909514][ T32] r4:00000000 [ 898.909556][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.909594][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 898.909678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b7d480 ** 7 printk messages dropped ** [ 898.909985][ T32] r5:85b9738c r4:85b97000 [ 898.910025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.910074][ T32] r7:ddde2d80 r6:83018200 r5:85b9738c r4:85b66c00 ** 1 printk messages dropped ** [ 898.910194][ T32] r10:61c88647 r9:85b88000 r8:85b66c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 898.910813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 898.912112][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 7 printk messages dropped ** [ 898.912752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 9 printk messages dropped ** [ 898.936784][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 898.937694][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 6 printk messages dropped ** [ 898.938249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 898.938621][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 898.938920][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 898.939011][ T32] r4:00000000 [ 898.939052][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.939089][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.939127][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.939174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b7d680 [ 898.939228][ T32] r4:00000000 [ 898.939303][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.939392][ T32] r9:83018205 r8:85b88c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1ab000 [ 898.939417][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.939460][ T32] r5:00001000 r4:ed1ff000 [ 898.939506][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.939549][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.939591][ T32] r5:85b97b8c r4:85b97800 [ 898.939631][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.939678][ T32] r7:ddde2d80 r6:83018200 r5:85b97b8c r4:85b66d00 [ 898.939720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.939788][ T32] r10:61c88647 r9:85b88c00 r8:85b66d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.939813][ T32] r4:85b66d00 [ 898.939833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.939877][ T32] r10:00000000 r9:85b66d00 r8:80287e08 r7:ed1dde60 r6:85b66d80 r5:85b88c00 [ 898.939919][ T32] r4:00000001 [ 898.939952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.939991][ T32] Exception stack(0xed121fb0 to 0xed121ff8) [ 898.940018][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.940055][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.940099][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.940142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.940176][ T32] r4:85b7d580 [ 898.940791][ T32] INFO: task kworker/1:669:6691 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 898.940824][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.940924][ T32] Workqueue: events bpf_prog_free_deferred [ 898.940988][ T32] Call trace: [ 898.941021][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 898.941092][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 898.941132][ T32] r4:00000000 [ 898.941209][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.941254][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.941292][ T32] dd20: c38cf000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.941337][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.941377][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.941402][ T32] r5:800b0013 r4:80239bb0 [ 898.941444][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.941490][ T32] r4:82ac21e4 [ 898.941511][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.941553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.941575][ T32] r4:eaa3ddc0 [ 898.941594][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.941634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.941687][ T32] r4:00000000 [ 898.941727][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.941782][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.941845][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.941895][ T32] r5:00001000 r4:dfc17000 [ 898.941916][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.941968][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.942013][ T32] r5:85272f8c r4:85272c00 [ 898.942033][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.942078][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.942121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.942174][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.942218][ T32] r4:85249580 [ 898.942240][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.942287][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.942334][ T32] r4:00000001 [ 898.942407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.942520][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.942583][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.942644][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.942703][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.942769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.942817][ T32] r4:85243c40 [ 898.942860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.942934][ T32] INFO: task kworker/1:670:6692 blocked for more than 475 seconds. [ 898.942998][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.943040][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.943064][ T32] task:kworker/1:670 state:D stack:0 pid:6692 tgid:6692 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.943132][ T32] Workqueue: events bpf_prog_free_deferred [ 898.943188][ T32] Call trace: [ 898.943261][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.943311][ T32] r10:8291a684 r9:ed161d84 r8:00000002 r7:60000013 r6:ed161d8c r5:85c2ec00 [ 898.943334][ T32] r4:85c2ec00 [ 898.943354][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 898.957833][ T32] r4:00000000 ** 4 printk messages dropped ** [ 898.958070][ T32] r4:00000000 ** 6 printk messages dropped ** [ 898.958362][ T32] r5:85b9c38c r4:85b9c000 [ 898.958402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.958488][ T32] r7:ddde2d80 r6:83018200 r5:85b9c38c r4:85b66e00 ** 1 printk messages dropped ** [ 898.958659][ T32] r10:61c88647 r9:85c2ec00 r8:85b66e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 898.959235][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 898.960948][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 898.961600][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 898.962068][ T32] r5:00001000 r4:dfc17000 ** 6 printk messages dropped ** [ 898.962353][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 898.962863][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 898.963395][ T32] Call trace: ** 6 printk messages dropped ** [ 898.976158][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 898.976655][ T32] r5:00001000 r4:ed205000 ** 2 printk messages dropped ** [ 898.976804][ T32] r5:85b97f8c r4:85b97c00 [ 898.976828][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 898.977041][ T32] r4:85b66f00 ** 7 printk messages dropped ** [ 898.977400][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 898.978356][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 898.978487][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 898.978516][ T32] dd20: c3e98000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 898.978545][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 898.978590][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 898.978638][ T32] r5:800b0013 r4:80239bb0 [ 898.978682][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.978732][ T32] r4:82ac21e4 [ 898.978752][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.978814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 898.978860][ T32] r4:eaa3ddc0 [ 898.978895][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.978938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 898.978962][ T32] r4:00000000 [ 898.978980][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.979046][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 898.979096][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.979146][ T32] r5:00001000 r4:dfc17000 [ 898.979189][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.979253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.979298][ T32] r5:85272f8c r4:85272c00 [ 898.979339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.979392][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 898.979414][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.979481][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.979554][ T32] r4:85249580 [ 898.979577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.979623][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 898.979645][ T32] r4:00000001 [ 898.979664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.979698][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 898.979723][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.979750][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.979795][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.979828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.979870][ T32] r4:85243c40 [ 898.979905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.979935][ T32] INFO: task kworker/1:672:6698 blocked for more than 475 seconds. [ 898.979968][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.980077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.980122][ T32] task:kworker/1:672 state:D stack:0 pid:6698 tgid:6698 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.980178][ T32] Workqueue: events bpf_prog_free_deferred [ 898.980241][ T32] Call trace: [ 898.980283][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 898.980332][ T32] r10:8291a684 r9:ed211d84 r8:00000002 r7:60000013 r6:ed211d8c r5:85be1800 [ 898.980355][ T32] r4:85be1800 [ 898.980374][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 898.980439][ T32] r5:85be1800 r4:8291a680 [ 898.980462][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.980502][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 898.980543][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed211e08 [ 898.980565][ T32] r4:00000000 [ 898.980595][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 898.980632][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.980668][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.980724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b7db80 [ 898.980773][ T32] r4:00000000 [ 898.980798][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 898.980849][ T32] r9:83018205 r8:85be1800 r7:00000000 r6:83018200 r5:00001000 r4:7f1b1000 [ 898.980880][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.980926][ T32] r5:00001000 r4:ed219000 [ 898.980955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.981005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.981059][ T32] r5:85b9c78c r4:85b9c400 [ 898.981082][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.981128][ T32] r7:ddde2d80 r6:83018200 r5:85b9c78c r4:85b6e000 [ 898.981154][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.981232][ T32] r10:61c88647 r9:85be1800 r8:85b6e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.981265][ T32] r4:85b6e000 [ 898.981292][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.981338][ T32] r10:00000000 r9:85b6e000 r8:80287e08 r7:ed161e60 r6:85b6e080 r5:85be1800 [ 898.981382][ T32] r4:00000001 ** 4 printk messages dropped ** [ 898.981628][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 898.982638][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 9 printk messages dropped ** [ 898.983276][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 899.012274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 899.012966][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 8 printk messages dropped ** [ 899.016610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 899.017026][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 899.017324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b7de40 ** 7 printk messages dropped ** [ 899.017664][ T32] r5:85b9cb8c r4:85b9c800 [ 899.017705][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 899.017787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.017836][ T32] r10:61c88647 r9:85be2400 r8:85b6e12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.017859][ T32] r4:85b6e100 [ 899.017879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.017944][ T32] r10:00000000 r9:85b6e100 r8:80287e08 r7:ed211e60 r6:85b6e180 r5:85be2400 [ 899.017992][ T32] r4:00000001 [ 899.018015][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.018052][ T32] Exception stack(0xed225fb0 to 0xed225ff8) [ 899.018089][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 899.018120][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.018182][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.018235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.018282][ T32] r4:85b7dac0 [ 899.018914][ T32] INFO: task kworker/1:673:6699 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.018965][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.019038][ T32] Workqueue: events bpf_prog_free_deferred [ 899.019085][ T32] Call trace: [ 899.019156][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.019212][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.019255][ T32] r4:00000000 [ 899.019316][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.019360][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.019389][ T32] dd20: c440d000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.019428][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.019502][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.019534][ T32] r5:800b0013 r4:80239bb0 [ 899.019577][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.019626][ T32] r4:82ac21e4 [ 899.019646][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.019687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.019709][ T32] r4:eaa3ddc0 [ 899.019749][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.019799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.019823][ T32] r4:00000000 [ 899.019863][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.019930][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.019960][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.020026][ T32] r5:00001000 r4:dfc17000 [ 899.020055][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.020095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.020162][ T32] r5:85272f8c r4:85272c00 [ 899.020194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.020240][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.020261][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.020328][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.020374][ T32] r4:85249580 ** 1 printk messages dropped ** [ 899.020471][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 8 printk messages dropped ** [ 899.020773][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 899.021277][ T32] r5:85be0c00 r4:8291a680 ** 3 printk messages dropped ** [ 899.021428][ T32] r4:00000000 [ 899.021448][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.021484][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.021518][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.021601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b77040 [ 899.021640][ T32] r4:00000000 [ 899.021662][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.021706][ T32] r9:83018205 r8:85be0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 899.021729][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.021781][ T32] r5:00001000 r4:ec745000 [ 899.021804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.021865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.021915][ T32] r5:85b9d38c r4:85b9d000 [ 899.021935][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.021980][ T32] r7:ddde2d80 r6:83018200 r5:85b9d38c r4:85b6e200 [ 899.022000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.022045][ T32] r10:61c88647 r9:85be0c00 r8:85b6e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.022082][ T32] r4:85b6e200 [ 899.022144][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.022214][ T32] r10:00000000 r9:85b6e200 r8:80287e08 r7:ed225e60 r6:85b6e280 r5:85be0c00 [ 899.022282][ T32] r4:00000001 [ 899.022334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.022434][ T32] Exception stack(0xed229fb0 to 0xed229ff8) [ 899.022502][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 899.022585][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.022654][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.022715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.022787][ T32] r4:85b7dcc0 [ 899.023383][ T32] INFO: task kworker/1:674:6701 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.041740][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.041999][ T32] Workqueue: events bpf_prog_free_deferred [ 899.042194][ T32] Call trace: [ 899.042266][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.042390][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.042470][ T32] r4:00000000 [ 899.042547][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.042641][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 2 printk messages dropped ** [ 899.042825][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 899.043353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 10 printk messages dropped ** [ 899.051638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 899.052051][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 899.052430][ T32] task:kworker/1:675 state:D stack:0 pid:6703 tgid:6703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 899.053251][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed22de08 ** 9 printk messages dropped ** [ 899.067701][ T32] r5:00001000 r4:ec553000 ** 2 printk messages dropped ** [ 899.067823][ T32] r5:85b9cf8c r4:85b9cc00 [ 899.067853][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 899.067996][ T32] r10:61c88647 r9:85514800 r8:85b6e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.068019][ T32] r4:85b6e300 [ 899.068040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.068085][ T32] r10:00000000 r9:85b6e300 r8:80287e08 r7:ed229e60 r6:85b68400 r5:85514800 [ 899.068107][ T32] r4:00000001 [ 899.068162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.068210][ T32] Exception stack(0xed22dfb0 to 0xed22dff8) [ 899.068241][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.068290][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.068320][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.068369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.068403][ T32] r4:85b77080 [ 899.069029][ T32] INFO: task kworker/1:675:6703 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.069065][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.069211][ T32] Workqueue: events bpf_prog_free_deferred [ 899.069272][ T32] Call trace: [ 899.069322][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.069376][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.069399][ T32] r4:00000000 [ 899.069419][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.069458][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.069505][ T32] dd20: c4cd6000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.069538][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.069563][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.069589][ T32] r5:800b0013 r4:80239bb0 [ 899.069618][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.069662][ T32] r4:82ac21e4 [ 899.069682][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.069764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.069812][ T32] r4:eaa3ddc0 [ 899.069838][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.069880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.069902][ T32] r4:00000000 [ 899.069930][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.069977][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.069999][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.070057][ T32] r5:00001000 r4:dfc17000 [ 899.070114][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.070225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.070313][ T32] r5:85272f8c r4:85272c00 [ 899.070356][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.070450][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.070496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.070596][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.070664][ T32] r4:85249580 [ 899.070719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.070816][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.070864][ T32] r4:00000001 [ 899.070907][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.070982][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.071038][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.071098][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 899.071384][ T32] INFO: task kworker/1:676:6705 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 899.071927][ T32] r4:85516000 ** 4 printk messages dropped ** [ 899.072121][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed21de08 ** 8 printk messages dropped ** [ 899.072673][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 899.072873][ T32] r5:85b9d78c r4:85b9d400 [ 899.072892][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.072939][ T32] r7:ddde2d80 r6:83018200 r5:85b9d78c r4:85b6e380 ** 2 printk messages dropped ** [ 899.073034][ T32] r4:85b6e380 ** 5 printk messages dropped ** [ 899.073305][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 899.081125][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 899.081674][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 6 printk messages dropped ** [ 899.082149][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 899.083062][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 899.096741][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 899.097092][ T32] r4:85243c40 ** 4 printk messages dropped ** [ 899.097384][ T32] task:kworker/1:677 state:D stack:0 pid:6708 tgid:6708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 899.098070][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 899.098341][ T32] r5:00001000 r4:ec957000 ** 2 printk messages dropped ** [ 899.098482][ T32] r5:85b9db8c r4:85b9d800 [ 899.098551][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 899.098666][ T32] r10:61c88647 r9:85516c00 r8:85b6e42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 899.098980][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 899.099104][ T32] r4:85b77240 [ 899.099724][ T32] INFO: task kworker/1:677:6708 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.099780][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.099881][ T32] Workqueue: events bpf_prog_free_deferred [ 899.099975][ T32] Call trace: [ 899.100009][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.100060][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.100084][ T32] r4:00000000 [ 899.100103][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.100175][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.100217][ T32] dd20: c517d000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.100250][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.100276][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.100311][ T32] r5:800b0013 r4:80239bb0 [ 899.100364][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.100434][ T32] r4:82ac21e4 [ 899.100463][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.100507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.100554][ T32] r4:eaa3ddc0 [ 899.100582][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.100624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.100668][ T32] r4:00000000 [ 899.100691][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.100736][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.100778][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.100822][ T32] r5:00001000 r4:dfc17000 [ 899.100843][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.100882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.100967][ T32] r5:85272f8c r4:85272c00 [ 899.100997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.101043][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.101064][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.101130][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.101163][ T32] r4:85249580 [ 899.101276][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.101334][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.101380][ T32] r4:00000001 [ 899.101420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.101481][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.101511][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.101541][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.101567][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.101596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.101638][ T32] r4:85243c40 [ 899.101742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.101793][ T32] INFO: task kworker/1:678:6710 blocked for more than 476 seconds. [ 899.101848][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.101875][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.101909][ T32] task:kworker/1:678 state:D stack:0 pid:6710 tgid:6710 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.101981][ T32] Workqueue: events bpf_prog_free_deferred [ 899.102044][ T32] Call trace: [ 899.102180][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.102237][ T32] r10:8291a684 r9:ed239d84 r8:00000002 r7:60000013 r6:ed239d8c r5:85515400 [ 899.102282][ T32] r4:85515400 [ 899.102306][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.102356][ T32] r5:85515400 r4:8291a680 [ 899.102407][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.102490][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.102591][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed239e08 [ 899.102647][ T32] r4:00000000 [ 899.102688][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.102769][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.102844][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.102928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b77580 [ 899.102978][ T32] r4:00000000 [ 899.103057][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.103168][ T32] r9:83018205 r8:85515400 r7:00000000 r6:83018200 r5:00001000 r4:7f1b7000 [ 899.103214][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.103295][ T32] r5:00001000 r4:ec9d7000 [ 899.103337][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 899.103527][ T32] r5:85b9df8c r4:85b9dc00 [ 899.125373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.125596][ T32] r7:ddde2d80 r6:83018200 r5:85b9df8c r4:85b6e480 ** 1 printk messages dropped ** [ 899.125728][ T32] r10:61c88647 r9:85515400 r8:85b6e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 899.126280][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 899.128267][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 8 printk messages dropped ** [ 899.128871][ T32] r4:eaa3ddc0 ** 5 printk messages dropped ** [ 899.129274][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 899.130149][ T32] r4:00000001 ** 5 printk messages dropped ** [ 899.130499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 899.131278][ T32] r10:8291a684 r9:ed23dd84 r8:00000002 r7:60000013 r6:ed23dd8c r5:85510000 ** 8 printk messages dropped ** [ 899.131880][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 899.132688][ T32] r5:85b9e38c r4:85b9e000 [ 899.132734][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 899.132964][ T32] r10:61c88647 r9:85510000 r8:85b6e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 899.154079][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 899.155514][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.155684][ T32] Workqueue: events bpf_prog_free_deferred [ 899.155803][ T32] Call trace: [ 899.155897][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.156024][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.156098][ T32] r4:00000000 [ 899.156175][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.156251][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.156301][ T32] dd20: c575d000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.156351][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.156394][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.156459][ T32] r5:800b0013 r4:80239bb0 [ 899.156501][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.156586][ T32] r4:82ac21e4 [ 899.156625][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.156698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.156748][ T32] r4:eaa3ddc0 [ 899.156807][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.156882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.156921][ T32] r4:00000000 [ 899.156955][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.157031][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.157067][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.157135][ T32] r5:00001000 r4:dfc17000 [ 899.157210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.157278][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.157348][ T32] r5:85272f8c r4:85272c00 [ 899.157383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.157497][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.157567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.157716][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.157759][ T32] r4:85249580 [ 899.157833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.157914][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.157976][ T32] r4:00000001 [ 899.158018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.158077][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.158121][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.158199][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.158251][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.158335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.158409][ T32] r4:85243c40 [ 899.158450][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.158502][ T32] INFO: task kworker/1:680:6714 blocked for more than 476 seconds. [ 899.158557][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.158629][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.158690][ T32] task:kworker/1:680 state:D stack:0 pid:6714 tgid:6714 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.158792][ T32] Workqueue: events bpf_prog_free_deferred [ 899.158912][ T32] Call trace: ** 2 printk messages dropped ** [ 899.159110][ T32] r4:84841800 ** 4 printk messages dropped ** [ 899.159495][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed241e08 ** 5 printk messages dropped ** [ 899.159839][ T32] r4:00000000 ** 6 printk messages dropped ** [ 899.160380][ T32] r5:85b9e78c r4:85b9e400 [ 899.160417][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.160492][ T32] r7:ddde2d80 r6:83018200 r5:85b9e78c r4:85b6e580 [ 899.160528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.160603][ T32] r10:61c88647 r9:84841800 r8:85b6e5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.160663][ T32] r4:85b6e580 [ 899.160700][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.160776][ T32] r10:00000000 r9:85b6e580 r8:80287e08 r7:ed23de60 r6:85b68680 r5:84841800 [ 899.160813][ T32] r4:00000001 [ 899.160845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.160914][ T32] Exception stack(0xed241fb0 to 0xed241ff8) [ 899.160962][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.161032][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.161080][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.161128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.161219][ T32] r4:85b77480 [ 899.161795][ T32] INFO: task kworker/1:680:6714 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.161848][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.162016][ T32] Workqueue: events bpf_prog_free_deferred [ 899.162097][ T32] Call trace: [ 899.162153][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.162260][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.162309][ T32] r4:00000000 [ 899.162343][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.162410][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.162459][ T32] dd20: c575d000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.162509][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.162552][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.162615][ T32] r5:800b0013 r4:80239bb0 [ 899.162653][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.162720][ T32] r4:82ac21e4 [ 899.162753][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.162826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.162865][ T32] r4:eaa3ddc0 [ 899.162897][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.162987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.163029][ T32] r4:00000000 [ 899.163076][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.163178][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.163218][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.163288][ T32] r5:00001000 r4:dfc17000 [ 899.163322][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.163388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.163514][ T32] r5:85272f8c r4:85272c00 [ 899.185029][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.185226][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.185282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 899.185715][ T32] r4:00000001 [ 899.185752][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.185843][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.185902][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.185953][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.186000][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.186053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.186091][ T32] r4:85243c40 [ 899.186165][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.186231][ T32] INFO: task kworker/1:681:6717 blocked for more than 476 seconds. [ 899.186289][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.186353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.186427][ T32] task:kworker/1:681 state:D stack:0 pid:6717 tgid:6717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.186536][ T32] Workqueue: events bpf_prog_free_deferred [ 899.186646][ T32] Call trace: [ 899.186703][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.186804][ T32] r10:8291a684 r9:ed231d84 r8:00000002 r7:60000013 r6:ed231d8c r5:85be3c00 [ 899.186878][ T32] r4:85be3c00 [ 899.186940][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.187046][ T32] r5:85be3c00 r4:8291a680 [ 899.187107][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.187195][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.187268][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed231e08 ** 4 printk messages dropped ** [ 899.187597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b77900 ** 7 printk messages dropped ** [ 899.188191][ T32] r5:85b9eb8c r4:85b9e800 [ 899.188229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.188308][ T32] r7:ddde2d80 r6:83018200 r5:85b9eb8c r4:85b6e600 [ 899.188343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.188436][ T32] r10:61c88647 r9:85be3c00 r8:85b6e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.188480][ T32] r4:85b6e600 [ 899.188515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.188591][ T32] r10:00000000 r9:85b6e600 r8:80287e08 r7:ed241e60 r6:85b6e680 r5:85be3c00 [ 899.188646][ T32] r4:00000001 [ 899.188698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.188774][ T32] Exception stack(0xed231fb0 to 0xed231ff8) [ 899.188828][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.188886][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.188954][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.189038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.189090][ T32] r4:85b77480 [ 899.190265][ T32] INFO: task kworker/1:681:6717 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.190345][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.190494][ T32] Workqueue: events bpf_prog_free_deferred [ 899.190572][ T32] Call trace: [ 899.190648][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 899.191164][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 899.191539][ T32] r4:eaa3ddc0 ** 5 printk messages dropped ** [ 899.191843][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 899.192337][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 899.192736][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 8 printk messages dropped ** [ 899.193419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 899.224926][ T32] r5:85be5400 r4:8291a680 ** 3 printk messages dropped ** [ 899.225195][ T32] r4:00000000 ** 3 printk messages dropped ** [ 899.225465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b77ac0 ** 7 printk messages dropped ** [ 899.226032][ T32] r5:85b9ef8c r4:85b9ec00 [ 899.226079][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.226213][ T32] r7:ddde2d80 r6:83018200 r5:85b9ef8c r4:85b6e700 [ 899.226269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 899.226613][ T32] r10:00000000 r9:85b6e700 r8:80287e08 r7:ed231e60 r6:85b6e780 r5:85be5400 ** 6 printk messages dropped ** [ 899.227075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.227117][ T32] r4:85b77880 [ 899.228241][ T32] INFO: task kworker/1:682:6718 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.228311][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.228457][ T32] Workqueue: events bpf_prog_free_deferred [ 899.228548][ T32] Call trace: [ 899.228607][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.228701][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.228745][ T32] r4:00000000 [ 899.228828][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.228907][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.228960][ T32] dd20: c5f36000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.229015][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.229064][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.229109][ T32] r5:800b0013 r4:80239bb0 [ 899.229238][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.229332][ T32] r4:82ac21e4 [ 899.229373][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.229477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.229530][ T32] r4:eaa3ddc0 [ 899.229581][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.229663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.229709][ T32] r4:00000000 [ 899.229747][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.229828][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.229899][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.229982][ T32] r5:00001000 r4:dfc17000 [ 899.230022][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.230095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.230182][ T32] r5:85272f8c r4:85272c00 [ 899.230247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.230353][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.230486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.230578][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.230622][ T32] r4:85249580 [ 899.230659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.230743][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.230785][ T32] r4:00000001 [ 899.230824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.230904][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.230980][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.231039][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.231092][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.231156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.231198][ T32] r4:85243c40 [ 899.231240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.231298][ T32] INFO: task kworker/1:683:6720 blocked for more than 476 seconds. [ 899.231359][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.231408][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.231469][ T32] task:kworker/1:683 state:D stack:0 pid:6720 tgid:6720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.231563][ T32] Workqueue: events bpf_prog_free_deferred [ 899.231638][ T32] Call trace: [ 899.231697][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.231782][ T32] r10:8291a684 r9:ed24dd84 r8:00000002 r7:60000013 r6:ed24dd8c r5:84846000 [ 899.231827][ T32] r4:84846000 [ 899.231888][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.231983][ T32] r5:84846000 r4:8291a680 [ 899.232033][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.232173][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.232265][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed24de08 ** 2 printk messages dropped ** [ 899.232424][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.232508][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.232593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b77e40 [ 899.232642][ T32] r4:00000000 [ 899.232682][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.232771][ T32] r9:83018205 r8:84846000 r7:00000000 r6:83018200 r5:00001000 r4:7f1c3000 [ 899.232820][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.232902][ T32] r5:00001000 r4:ecbd9000 [ 899.232946][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.233023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.233129][ T32] r5:85b9f78c r4:85b9f400 [ 899.233215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.233311][ T32] r7:ddde2d80 r6:83018200 r5:85b9f78c r4:85b6e800 [ 899.233382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.257216][ T32] r10:61c88647 r9:84846000 r8:85b6e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.257317][ T32] r4:85b6e800 [ 899.257372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.257502][ T32] r10:00000000 r9:85b6e800 r8:80287e08 r7:ed245e60 r6:85b68700 r5:84846000 [ 899.257569][ T32] r4:00000001 [ 899.257618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.257704][ T32] Exception stack(0xed24dfb0 to 0xed24dff8) [ 899.257765][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.257829][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.257891][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.257952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.258002][ T32] r4:85b77a80 [ 899.259104][ T32] INFO: task kworker/1:683:6720 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.259205][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.259337][ T32] Workqueue: events bpf_prog_free_deferred [ 899.259449][ T32] Call trace: [ 899.259530][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.259632][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.259676][ T32] r4:00000000 [ 899.259796][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.259875][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.259928][ T32] dd20: c629f000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.259984][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.260036][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.260095][ T32] r5:800b0013 r4:80239bb0 [ 899.260134][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.260218][ T32] r4:82ac21e4 [ 899.260269][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.260351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.260400][ T32] r4:eaa3ddc0 [ 899.260441][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 899.260742][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 899.261365][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 899.261884][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 899.262589][ T32] Call trace: ** 6 printk messages dropped ** [ 899.263197][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 899.286625][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 899.287098][ T32] r5:85b9f38c r4:85b9f000 [ 899.287128][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.287184][ T32] r7:ddde2d80 r6:83018200 r5:85b9f38c r4:85b6e880 [ 899.287226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 899.287600][ T32] Exception stack(0xed251fb0 to 0xed251ff8) ** 3 printk messages dropped ** [ 899.287803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 899.288797][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 7 printk messages dropped ** [ 899.289070][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.289127][ T32] r4:82ac21e4 [ 899.289185][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.289239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.289262][ T32] r4:eaa3ddc0 [ 899.289299][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.289345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.289385][ T32] r4:00000000 [ 899.289438][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.289488][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.289512][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.289564][ T32] r5:00001000 r4:dfc17000 [ 899.289588][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.289649][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.289706][ T32] r5:85272f8c r4:85272c00 [ 899.289749][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.289807][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.289850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.289901][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.289923][ T32] r4:85249580 [ 899.289942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.289986][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.290008][ T32] r4:00000001 [ 899.290027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.290061][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.290124][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.290161][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.290189][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.290217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.290257][ T32] r4:85243c40 [ 899.290282][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.290330][ T32] INFO: task kworker/1:685:6724 blocked for more than 476 seconds. [ 899.290371][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.290397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.290417][ T32] task:kworker/1:685 state:D stack:0 pid:6724 tgid:6724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.290477][ T32] Workqueue: events bpf_prog_free_deferred [ 899.290541][ T32] Call trace: [ 899.290582][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.290632][ T32] r10:8291a684 r9:ed249d84 r8:00000002 r7:60000013 r6:ed249d8c r5:85be6c00 [ 899.290674][ T32] r4:85be6c00 [ 899.290718][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.290764][ T32] r5:85be6c00 r4:8291a680 [ 899.290793][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.290834][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.290887][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed249e08 [ 899.290931][ T32] r4:00000000 [ 899.290954][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.291010][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.291054][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.291095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b7dc00 [ 899.291126][ T32] r4:00000000 [ 899.291175][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.291227][ T32] r9:83018205 r8:85be6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1c5000 [ 899.291250][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.291291][ T32] r5:00001000 r4:ecc0d000 [ 899.291310][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.291348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.291407][ T32] r5:85b9fb8c r4:85b9f800 [ 899.291431][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.291477][ T32] r7:ddde2d80 r6:83018200 r5:85b9fb8c r4:85b6e900 [ 899.291497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.291563][ T32] r10:61c88647 r9:85be6c00 r8:85b6e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.291607][ T32] r4:85b6e900 [ 899.291630][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.291676][ T32] r10:00000000 r9:85b6e900 r8:80287e08 r7:ed24de60 r6:85b6e980 r5:85be6c00 [ 899.291698][ T32] r4:00000001 [ 899.291716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.291770][ T32] Exception stack(0xed249fb0 to 0xed249ff8) [ 899.291808][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 899.291861][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.291890][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.291937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.291971][ T32] r4:85b77f00 [ 899.292303][ T32] INFO: task kworker/1:685:6724 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.292336][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 899.292569][ T32] r4:00000000 ** 6 printk messages dropped ** [ 899.292778][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 899.293105][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 8 printk messages dropped ** [ 899.309495][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 899.309865][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 899.310116][ T32] task:kworker/1:686 state:D stack:0 pid:6726 tgid:6726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 899.310492][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 899.310827][ T32] r9:83018205 r8:85be4800 r7:00000000 r6:83018200 r5:00001000 r4:7f1cb000 ** 4 printk messages dropped ** [ 899.310991][ T32] r5:85ba838c r4:85ba8000 [ 899.311011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.311072][ T32] r7:ddde2d80 r6:83018200 r5:85ba838c r4:85b6ea00 [ 899.311098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.311172][ T32] r10:61c88647 r9:85be4800 r8:85b6ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.311204][ T32] r4:85b6ea00 [ 899.311241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.311294][ T32] r10:00000000 r9:85b6ea00 r8:80287e08 r7:ed249e60 r6:85b6ea80 r5:85be4800 [ 899.311317][ T32] r4:00000001 [ 899.311336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.311371][ T32] Exception stack(0xed259fb0 to 0xed259ff8) [ 899.311396][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 899.311426][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.311463][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.311499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.311531][ T32] r4:85b77f40 [ 899.312167][ T32] INFO: task kworker/1:686:6726 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.312203][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.312259][ T32] Workqueue: events bpf_prog_free_deferred [ 899.312302][ T32] Call trace: [ 899.312331][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.312381][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.312403][ T32] r4:00000000 [ 899.312422][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.312460][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.312487][ T32] dd20: c6802000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.312516][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.312541][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.312564][ T32] r5:800b0013 r4:80239bb0 [ 899.312584][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.312623][ T32] r4:82ac21e4 [ 899.312642][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.312682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.312704][ T32] r4:eaa3ddc0 [ 899.312741][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.312804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.312830][ T32] r4:00000000 [ 899.312849][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.312895][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.312916][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.312957][ T32] r5:00001000 r4:dfc17000 [ 899.312976][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.313016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.313084][ T32] r5:85272f8c r4:85272c00 [ 899.313135][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.313248][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.313288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.313338][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.313360][ T32] r4:85249580 [ 899.313381][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.313448][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.326318][ T32] r4:00000001 [ 899.326394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.326458][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.326513][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.326561][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.326591][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.326632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.326657][ T32] r4:85243c40 [ 899.326681][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.326712][ T32] INFO: task kworker/1:687:6728 blocked for more than 476 seconds. [ 899.326744][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.326769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.326791][ T32] task:kworker/1:687 state:D stack:0 pid:6728 tgid:6728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.326855][ T32] Workqueue: events bpf_prog_free_deferred [ 899.326906][ T32] Call trace: [ 899.326948][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.327041][ T32] r10:8291a684 r9:ed261d84 r8:00000002 r7:60000013 r6:ed261d8c r5:85be8000 [ 899.327092][ T32] r4:85be8000 [ 899.327115][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.327165][ T32] r5:85be8000 r4:8291a680 [ 899.327205][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.327247][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.327291][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed261e08 [ 899.327312][ T32] r4:00000000 [ 899.327331][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.327383][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.327443][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.327487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b6f180 [ 899.327509][ T32] r4:00000000 [ 899.327528][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.327573][ T32] r9:83018205 r8:85be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f1c9000 [ 899.327603][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.327648][ T32] r5:00001000 r4:ecc8b000 [ 899.327669][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 899.327749][ T32] r5:85b9ff8c r4:85b9fc00 [ 899.327769][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 899.327835][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 899.328096][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 899.329030][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 9 printk messages dropped ** [ 899.329352][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 899.329683][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 899.329998][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 11 printk messages dropped ** [ 899.330313][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 899.330547][ T32] r4:85bea400 ** 3 printk messages dropped ** [ 899.330678][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 899.330904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b6f500 ** 7 printk messages dropped ** [ 899.331202][ T32] r5:85ba878c r4:85ba8400 [ 899.331223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 899.331670][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 899.332156][ T32] Workqueue: events bpf_prog_free_deferred [ 899.332202][ T32] Call trace: [ 899.332252][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.332303][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.332326][ T32] r4:00000000 [ 899.332345][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.332382][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.332409][ T32] dd20: c6e69000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.332437][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.332462][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.332485][ T32] r5:800b0013 r4:80239bb0 [ 899.332506][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.332572][ T32] r4:82ac21e4 [ 899.332596][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.332638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.332661][ T32] r4:eaa3ddc0 [ 899.332679][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.332719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.332741][ T32] r4:00000000 [ 899.332760][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.332803][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.332824][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.332884][ T32] r5:00001000 r4:dfc17000 [ 899.332907][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.332947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.333006][ T32] r5:85272f8c r4:85272c00 [ 899.333030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.333076][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.333097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.333142][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.333192][ T32] r4:85249580 [ 899.333214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.333260][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.333294][ T32] r4:00000001 [ 899.333317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.333354][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.333379][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.333406][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.333463][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.356319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.356401][ T32] r4:85243c40 [ 899.356428][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.356460][ T32] INFO: task kworker/1:689:6733 blocked for more than 476 seconds. [ 899.356514][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.356548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.356592][ T32] task:kworker/1:689 state:D stack:0 pid:6733 tgid:6733 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.356656][ T32] Workqueue: events bpf_prog_free_deferred [ 899.356716][ T32] Call trace: [ 899.356759][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.356827][ T32] r10:8291a684 r9:ed269d84 r8:00000002 r7:60000113 r6:ed269d8c r5:85beb000 [ 899.356853][ T32] r4:85beb000 [ 899.356873][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.356924][ T32] r5:85beb000 r4:8291a680 [ 899.356947][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.356995][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.357040][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed269e08 [ 899.357061][ T32] r4:00000000 [ 899.357081][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.357115][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.357157][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.357228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b6f740 [ 899.357251][ T32] r4:00000000 [ 899.357270][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.357334][ T32] r9:83018205 r8:85beb000 r7:00000000 r6:83018200 r5:00001000 r4:7f1cf000 [ 899.357361][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.357409][ T32] r5:00001000 r4:ecd09000 [ 899.357452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.357514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.357585][ T32] r5:85ba8b8c r4:85ba8800 [ 899.357610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.357658][ T32] r7:ddde2d80 r6:83018200 r5:85ba8b8c r4:85b6ed00 [ 899.357678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.357757][ T32] r10:61c88647 r9:85beb000 r8:85b6ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.357788][ T32] r4:85b6ed00 [ 899.357808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.357867][ T32] r10:00000000 r9:85b6ed00 r8:80287e08 r7:ed265e60 r6:85b6ed80 r5:85beb000 [ 899.357892][ T32] r4:00000001 [ 899.357912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.357949][ T32] Exception stack(0xed269fb0 to 0xed269ff8) [ 899.357976][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 899.358027][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.358058][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.358087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.358109][ T32] r4:85b6f4c0 [ 899.358727][ T32] INFO: task kworker/1:689:6733 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.358761][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.358825][ T32] Workqueue: events bpf_prog_free_deferred [ 899.358872][ T32] Call trace: [ 899.358984][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.359038][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.359061][ T32] r4:00000000 [ 899.359080][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.359118][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.359172][ T32] dd20: c7527000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.359219][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.359248][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.359294][ T32] r5:800b0013 r4:80239bb0 [ 899.359317][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.359358][ T32] r4:82ac21e4 [ 899.359396][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 899.359487][ T32] r4:eaa3ddc0 ** 4 printk messages dropped ** [ 899.359660][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 9 printk messages dropped ** [ 899.360003][ T32] r4:85249580 ** 4 printk messages dropped ** [ 899.360140][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 899.360378][ T32] INFO: task kworker/1:690:6735 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 899.360775][ T32] r4:85bebc00 ** 3 printk messages dropped ** [ 899.360929][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 899.361212][ T32] r4:00000000 ** 6 printk messages dropped ** [ 899.361515][ T32] r5:85ba8f8c r4:85ba8c00 [ 899.361535][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.361582][ T32] r7:ddde2d80 r6:83018200 r5:85ba8f8c r4:85b6ee00 [ 899.361620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.361670][ T32] r10:61c88647 r9:85bebc00 r8:85b6ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.361693][ T32] r4:85b6ee00 [ 899.361712][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.361764][ T32] r10:00000000 r9:85b6ee00 r8:80287e08 r7:ed269e60 r6:85b6ee80 r5:85bebc00 [ 899.361798][ T32] r4:00000001 [ 899.361820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.361855][ T32] Exception stack(0xed26dfb0 to 0xed26dff8) [ 899.361880][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.361918][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.361947][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.361975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.361996][ T32] r4:85b6f700 [ 899.362311][ T32] INFO: task kworker/1:690:6735 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.362344][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.362397][ T32] Workqueue: events bpf_prog_free_deferred [ 899.362440][ T32] Call trace: [ 899.362469][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.362518][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.362560][ T32] r4:00000000 [ 899.362583][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.362623][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.362650][ T32] dd20: c7527000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.362677][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.362702][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.362725][ T32] r5:800b0013 r4:80239bb0 [ 899.362744][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.362783][ T32] r4:82ac21e4 [ 899.362802][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.362863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.362907][ T32] r4:eaa3ddc0 [ 899.362935][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.362976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.362998][ T32] r4:00000000 [ 899.363026][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.363090][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.363142][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.363195][ T32] r5:00001000 r4:dfc17000 [ 899.363216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.363255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.363308][ T32] r5:85272f8c r4:85272c00 [ 899.363355][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.363408][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.363448][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.372905][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.372952][ T32] r4:85249580 [ 899.372994][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.373065][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.373088][ T32] r4:00000001 [ 899.373118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.373227][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.373264][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.373294][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.373340][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.373373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.373396][ T32] r4:85243c40 [ 899.373422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 899.374141][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 899.374444][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 899.374787][ T32] r9:83018205 r8:85bec800 r7:00000000 r6:83018200 r5:00001000 r4:7f1d3000 ** 4 printk messages dropped ** [ 899.374985][ T32] r5:85c5338c r4:85c53000 [ 899.375009][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.375056][ T32] r7:ddde2d80 r6:83018200 r5:85c5338c r4:85b6ef00 ** 2 printk messages dropped ** [ 899.375164][ T32] r4:85b6ef00 ** 5 printk messages dropped ** [ 899.375427][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 899.376299][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 899.376609][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 6 printk messages dropped ** [ 899.376850][ T32] r4:eaa3ddc0 [ 899.376870][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.376910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.376932][ T32] r4:00000000 [ 899.376953][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.376996][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.377018][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.377108][ T32] r5:00001000 r4:dfc17000 [ 899.377132][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.377208][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.377255][ T32] r5:85272f8c r4:85272c00 [ 899.377276][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.377320][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.377340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.377384][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.377406][ T32] r4:85249580 [ 899.377425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.377480][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.377505][ T32] r4:00000001 [ 899.377524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.377570][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.377598][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.377626][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.377660][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.377690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.377713][ T32] r4:85243c40 [ 899.377751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.377780][ T32] INFO: task kworker/1:692:6739 blocked for more than 476 seconds. [ 899.377809][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.377833][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.377854][ T32] task:kworker/1:692 state:D stack:0 pid:6739 tgid:6739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.377916][ T32] Workqueue: events bpf_prog_free_deferred [ 899.377960][ T32] Call trace: [ 899.377989][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.378035][ T32] r10:8291a684 r9:ed25dd84 r8:00000002 r7:60000013 r6:ed25dd8c r5:85be8c00 [ 899.378058][ T32] r4:85be8c00 [ 899.378077][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.378118][ T32] r5:85be8c00 r4:8291a680 [ 899.378137][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.378180][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.378222][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed25de08 [ 899.378244][ T32] r4:00000000 [ 899.378281][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.378319][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.378353][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.378393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b6fbc0 [ 899.378415][ T32] r4:00000000 [ 899.378433][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.378475][ T32] r9:83018205 r8:85be8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1d5000 ** 4 printk messages dropped ** [ 899.378635][ T32] r5:85ba938c r4:85ba9000 [ 899.378654][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.378698][ T32] r7:ddde2d80 r6:83018200 r5:85ba938c r4:85b7c080 [ 899.378718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 899.378921][ T32] Exception stack(0xed25dfb0 to 0xed25dff8) ** 7 printk messages dropped ** [ 899.379467][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 899.379665][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 6 printk messages dropped ** [ 899.379846][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 899.380020][ T32] r4:00000000 [ 899.380049][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.380106][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.380140][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.380194][ T32] r5:00001000 r4:dfc17000 [ 899.380226][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.380271][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.380313][ T32] r5:85272f8c r4:85272c00 [ 899.380351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.380401][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.380440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.380489][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.380512][ T32] r4:85249580 [ 899.380530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.380574][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.380596][ T32] r4:00000001 [ 899.380614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.380648][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.380673][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.380722][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.380752][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.380782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.380804][ T32] r4:85243c40 [ 899.380824][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.380857][ T32] INFO: task kworker/1:693:6741 blocked for more than 476 seconds. [ 899.380891][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.380922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.380942][ T32] task:kworker/1:693 state:D stack:0 pid:6741 tgid:6741 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.380999][ T32] Workqueue: events bpf_prog_free_deferred [ 899.381042][ T32] Call trace: [ 899.381082][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.381129][ T32] r10:8291a684 r9:ed279d84 r8:00000002 r7:60000013 r6:ed279d8c r5:85bee000 [ 899.381156][ T32] r4:85bee000 [ 899.381201][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.381244][ T32] r5:85bee000 r4:8291a680 [ 899.381264][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.381300][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.381341][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed279e08 [ 899.381393][ T32] r4:00000000 [ 899.381416][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.381460][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.381497][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.381537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b83040 [ 899.381559][ T32] r4:00000000 [ 899.381578][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.381620][ T32] r9:83018205 r8:85bee000 r7:00000000 r6:83018200 r5:00001000 r4:7f1db000 [ 899.381641][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.381681][ T32] r5:00001000 r4:ece95000 [ 899.381700][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.381737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.381777][ T32] r5:85ba9b8c r4:85ba9800 [ 899.381796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.381840][ T32] r7:ddde2d80 r6:83018200 r5:85ba9b8c r4:85b7c100 [ 899.381860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.381905][ T32] r10:61c88647 r9:85bee000 r8:85b7c12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.381926][ T32] r4:85b7c100 [ 899.381946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.381999][ T32] r10:00000000 r9:85b7c100 r8:80287e08 r7:ed25de60 r6:85b7c180 r5:85bee000 ** 6 printk messages dropped ** [ 899.382216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 899.382872][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 899.383047][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 899.383131][ T32] r4:eaa3ddc0 ** 7 printk messages dropped ** [ 899.414025][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 899.414399][ T32] r4:00000001 ** 5 printk messages dropped ** [ 899.414568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 899.414867][ T32] Call trace: ** 4 printk messages dropped ** [ 899.415052][ T32] r5:85beec00 r4:8291a680 ** 5 printk messages dropped ** [ 899.415262][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 899.415488][ T32] r5:00001000 r4:eceaf000 ** 2 printk messages dropped ** [ 899.415585][ T32] r5:85ba9f8c r4:85ba9c00 [ 899.415606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 899.415737][ T32] r4:85b7c280 ** 5 printk messages dropped ** [ 899.415906][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 899.415934][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.415961][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.415992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.416028][ T32] r4:85b83100 [ 899.416668][ T32] INFO: task kworker/1:694:6745 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.416703][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.416759][ T32] Workqueue: events bpf_prog_free_deferred [ 899.416802][ T32] Call trace: [ 899.416830][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.416882][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.416931][ T32] r4:00000000 [ 899.416955][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.417021][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.417060][ T32] dd20: c8026000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.417090][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.417114][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.417151][ T32] r5:800b0013 r4:80239bb0 [ 899.417214][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.417266][ T32] r4:82ac21e4 [ 899.417287][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.417328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.417350][ T32] r4:eaa3ddc0 [ 899.417444][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.417507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.417533][ T32] r4:00000000 [ 899.417563][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.417618][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.417641][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.417682][ T32] r5:00001000 r4:dfc17000 [ 899.417703][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.417741][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.417783][ T32] r5:85272f8c r4:85272c00 [ 899.417821][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.417870][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.417909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.417990][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.418023][ T32] r4:85249580 [ 899.418052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.418106][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.418128][ T32] r4:00000001 [ 899.418153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.418190][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.418227][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.418276][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.418305][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.418334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.418355][ T32] r4:85243c40 ** 1 printk messages dropped ** [ 899.418435][ T32] INFO: task kworker/1:695:6746 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 899.418817][ T32] r4:85bed400 ** 4 printk messages dropped ** [ 899.419029][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed289e08 ** 8 printk messages dropped ** [ 899.419376][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 899.419526][ T32] r5:85baa78c r4:85baa400 [ 899.419569][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 899.419720][ T32] r10:61c88647 r9:85bed400 r8:85b7c3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 899.420088][ T32] r4:85b83300 ** 4 printk messages dropped ** [ 899.420667][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 899.421105][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 899.421347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 899.421784][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 5 printk messages dropped ** [ 899.421981][ T32] r4:00000001 ** 4 printk messages dropped ** [ 899.422120][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 899.422347][ T32] task:kworker/1:696 state:D stack:0 pid:6750 tgid:6750 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 899.422579][ T32] r4:85be6000 [ 899.422599][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.422641][ T32] r5:85be6000 r4:8291a680 [ 899.422663][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.422701][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.422747][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed28de08 [ 899.422770][ T32] r4:00000000 [ 899.422806][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.422844][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.422878][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.422920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b83580 [ 899.422942][ T32] r4:00000000 [ 899.422970][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.423020][ T32] r9:83018205 r8:85be6000 r7:00000000 r6:83018200 r5:00001000 r4:7f1e1000 [ 899.423062][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.423106][ T32] r5:00001000 r4:ecf57000 [ 899.423126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.423170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.423211][ T32] r5:85baa38c r4:85baa000 [ 899.423231][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.423276][ T32] r7:ddde2d80 r6:83018200 r5:85baa38c r4:85b7c480 [ 899.423295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.423354][ T32] r10:61c88647 r9:85be6000 r8:85b7c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.423385][ T32] r4:85b7c480 [ 899.423404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.445707][ T32] r10:00000000 r9:85b7c480 r8:80287e08 r7:ed289e60 r6:85b7c500 r5:85be6000 [ 899.445780][ T32] r4:00000001 [ 899.445805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.445864][ T32] Exception stack(0xed28dfb0 to 0xed28dff8) [ 899.445899][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.445944][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.445975][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.446006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.446028][ T32] r4:85b83540 [ 899.446659][ T32] INFO: task kworker/1:696:6750 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.446698][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.446790][ T32] Workqueue: events bpf_prog_free_deferred [ 899.446849][ T32] Call trace: [ 899.446899][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.446973][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.446997][ T32] r4:00000000 [ 899.447017][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.447056][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.447083][ T32] dd20: c8426000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.447112][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.447137][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.447167][ T32] r5:800b0013 r4:80239bb0 [ 899.447199][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.447244][ T32] r4:82ac21e4 [ 899.447264][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.447306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.447328][ T32] r4:eaa3ddc0 [ 899.447347][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.447388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.447410][ T32] r4:00000000 [ 899.447429][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.447484][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.447530][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.447576][ T32] r5:00001000 r4:dfc17000 [ 899.447597][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.447636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.447678][ T32] r5:85272f8c r4:85272c00 [ 899.447698][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.447744][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.447764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.447811][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.447833][ T32] r4:85249580 [ 899.447852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.447897][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.447920][ T32] r4:00000001 [ 899.447938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.447973][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.447998][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.448025][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.448051][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.448078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.448100][ T32] r4:85243c40 [ 899.448120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.448170][ T32] INFO: task kworker/1:697:6752 blocked for more than 476 seconds. [ 899.448207][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.448233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.448254][ T32] task:kworker/1:697 state:D stack:0 pid:6752 tgid:6752 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.448301][ T32] Workqueue: events bpf_prog_free_deferred [ 899.448361][ T32] Call trace: [ 899.448403][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.448451][ T32] r10:8291a684 r9:ed255d84 r8:00000002 r7:60000113 r6:ed255d8c r5:85be3000 [ 899.448474][ T32] r4:85be3000 [ 899.448493][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.448534][ T32] r5:85be3000 r4:8291a680 [ 899.448553][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.448601][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.448647][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed255e08 [ 899.448671][ T32] r4:00000000 [ 899.448690][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.448723][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.448758][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 899.448888][ T32] r9:83018205 r8:85be3000 r7:00000000 r6:83018200 r5:00001000 r4:7f1e5000 ** 4 printk messages dropped ** [ 899.449080][ T32] r5:85baab8c r4:85baa800 [ 899.449103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.449225][ T32] r7:ddde2d80 r6:83018200 r5:85baab8c r4:85b7c580 [ 899.449254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.449302][ T32] r10:61c88647 r9:85be3000 r8:85b7c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.449324][ T32] r4:85b7c580 [ 899.449357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.449406][ T32] r10:00000000 r9:85b7c580 r8:80287e08 r7:ed289e60 r6:85b7c600 r5:85be3000 [ 899.449429][ T32] r4:00000001 [ 899.449448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.449482][ T32] Exception stack(0xed255fb0 to 0xed255ff8) [ 899.449508][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 899.449536][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.449563][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.449591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.449613][ T32] r4:85b837c0 [ 899.449946][ T32] INFO: task kworker/1:697:6752 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.449979][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.450041][ T32] Workqueue: events bpf_prog_free_deferred [ 899.450085][ T32] Call trace: [ 899.450131][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.450199][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.450222][ T32] r4:00000000 [ 899.450242][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.450280][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.450307][ T32] dd20: c8426000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.450354][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.450383][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.450408][ T32] r5:800b0013 r4:80239bb0 [ 899.450428][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.450467][ T32] r4:82ac21e4 [ 899.450486][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.450526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.450548][ T32] r4:eaa3ddc0 [ 899.450567][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.450607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.450629][ T32] r4:00000000 [ 899.450648][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.450690][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.450711][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.450752][ T32] r5:00001000 r4:dfc17000 [ 899.450799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.450868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.450944][ T32] r5:85272f8c r4:85272c00 [ 899.450968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.451014][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.451055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.451105][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.451127][ T32] r4:85249580 [ 899.451172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.451227][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.451250][ T32] r4:00000001 [ 899.451269][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.451305][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.451330][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.451370][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.451424][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.451462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.451486][ T32] r4:85243c40 [ 899.451517][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.451546][ T32] INFO: task kworker/1:698:6755 blocked for more than 476 seconds. [ 899.451574][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.451597][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.451617][ T32] task:kworker/1:698 state:D stack:0 pid:6755 tgid:6755 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.451662][ T32] Workqueue: events bpf_prog_free_deferred [ 899.451703][ T32] Call trace: [ 899.451732][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.451777][ T32] r10:8291a684 r9:ed275d84 r8:00000002 r7:60000113 r6:ed275d8c r5:85be9800 [ 899.451800][ T32] r4:85be9800 [ 899.451819][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.451860][ T32] r5:85be9800 r4:8291a680 [ 899.451879][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.451936][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.451987][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed275e08 [ 899.452010][ T32] r4:00000000 [ 899.452028][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.452062][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.452094][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.452133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b83e00 [ 899.452183][ T32] r4:00000000 [ 899.452224][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.452272][ T32] r9:83018205 r8:85be9800 r7:00000000 r6:83018200 r5:00001000 r4:7f1ed000 [ 899.452295][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.452347][ T32] r5:00001000 r4:ed001000 [ 899.452370][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.452435][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.452480][ T32] r5:85babb8c r4:85bab800 [ 899.452511][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.452580][ T32] r7:ddde2d80 r6:83018200 r5:85babb8c r4:85b7c680 [ 899.452631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.452699][ T32] r10:61c88647 r9:85be9800 r8:85b7c6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.452746][ T32] r4:85b7c680 [ 899.452782][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.452832][ T32] r10:00000000 r9:85b7c680 r8:80287e08 r7:ed255e60 r6:85b7c700 r5:85be9800 [ 899.452854][ T32] r4:00000001 [ 899.452872][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.452907][ T32] Exception stack(0xed275fb0 to 0xed275ff8) [ 899.452945][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 899.452976][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.453003][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.453031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.453053][ T32] r4:85b83780 [ 899.453523][ T32] INFO: task kworker/1:698:6755 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.474079][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.474182][ T32] Workqueue: events bpf_prog_free_deferred [ 899.474246][ T32] Call trace: [ 899.474280][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.474338][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.474363][ T32] r4:00000000 [ 899.474384][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 899.474666][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 899.474859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 11 printk messages dropped ** [ 899.475334][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 899.475674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 899.476218][ T32] r5:84b40000 r4:8291a680 ** 3 printk messages dropped ** [ 899.476381][ T32] r4:00000000 ** 3 printk messages dropped ** [ 899.476562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b83900 ** 7 printk messages dropped ** [ 899.476869][ T32] r5:85baaf8c r4:85baac00 [ 899.476893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 899.477006][ T32] r10:61c88647 r9:84b40000 r8:85b7c7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 899.477353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.477397][ T32] r4:85b83940 [ 899.478023][ T32] INFO: task kworker/1:699:6756 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.478056][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.478133][ T32] Workqueue: events bpf_prog_free_deferred [ 899.478193][ T32] Call trace: [ 899.478226][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.478276][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.478307][ T32] r4:00000000 [ 899.478329][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.478369][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.478398][ T32] dd20: c8894000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.478448][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.478477][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.478501][ T32] r5:800b0013 r4:80239bb0 [ 899.478520][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.478578][ T32] r4:82ac21e4 [ 899.478620][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.478675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.478700][ T32] r4:eaa3ddc0 [ 899.478719][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.478759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.478781][ T32] r4:00000000 [ 899.478801][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.478852][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.478876][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.478918][ T32] r5:00001000 r4:dfc17000 [ 899.478938][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.478977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.479018][ T32] r5:85272f8c r4:85272c00 [ 899.479046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.479095][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.479116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.479182][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.479207][ T32] r4:85249580 [ 899.479236][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.479311][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.479362][ T32] r4:00000001 [ 899.479389][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.479446][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.479475][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.479524][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.479564][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.479600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.479649][ T32] r4:85243c40 [ 899.479674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.479700][ T32] INFO: task kworker/1:700:6758 blocked for more than 476 seconds. [ 899.479727][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.479777][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.479820][ T32] task:kworker/1:700 state:D stack:0 pid:6758 tgid:6758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.479940][ T32] Workqueue: events bpf_prog_free_deferred [ 899.480014][ T32] Call trace: [ 899.480044][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.480091][ T32] r10:8291a684 r9:ed299d84 r8:00000002 r7:60000013 r6:ed299d8c r5:84b40c00 [ 899.480114][ T32] r4:84b40c00 [ 899.480134][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 899.480280][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 899.480521][ T32] r4:00000000 ** 5 printk messages dropped ** [ 899.480737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.480780][ T32] r5:85bab38c r4:85bab000 [ 899.480800][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 899.480876][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 899.481064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 899.481734][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 899.482028][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 4 printk messages dropped ** [ 899.482207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 9 printk messages dropped ** [ 899.482678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 899.482934][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 899.483161][ T32] r4:85243c40 ** 2 printk messages dropped ** [ 899.483249][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.483273][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.483293][ T32] task:kworker/1:701 state:D stack:0 pid:6760 tgid:6760 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.483373][ T32] Workqueue: events bpf_prog_free_deferred [ 899.483415][ T32] Call trace: [ 899.483501][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.503186][ T32] r10:8291a684 r9:ed29dd84 r8:00000002 r7:60000013 r6:ed29dd8c r5:84b41800 [ 899.503235][ T32] r4:84b41800 [ 899.503259][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.503327][ T32] r5:84b41800 r4:8291a680 [ 899.503379][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.503492][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.503900][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed29de08 [ 899.503935][ T32] r4:00000000 [ 899.503957][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.504004][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.504048][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.504107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b83c00 [ 899.504134][ T32] r4:00000000 [ 899.504171][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.504226][ T32] r9:83018205 r8:84b41800 r7:00000000 r6:83018200 r5:00001000 r4:7f1eb000 [ 899.504276][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.504325][ T32] r5:00001000 r4:ecff7000 [ 899.504345][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.504394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.504439][ T32] r5:85bab78c r4:85bab400 [ 899.504469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.504519][ T32] r7:ddde2d80 r6:83018200 r5:85bab78c r4:85b7c980 [ 899.504541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.504587][ T32] r10:61c88647 r9:84b41800 r8:85b7c9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.504611][ T32] r4:85b7c980 [ 899.504642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.504691][ T32] r10:00000000 r9:85b7c980 r8:80287e08 r7:ed275e60 r6:85b7ca00 r5:84b41800 [ 899.504714][ T32] r4:00000001 [ 899.504743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.504804][ T32] Exception stack(0xed29dfb0 to 0xed29dff8) [ 899.504840][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.504871][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.504899][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.504928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.504950][ T32] r4:85b83c40 [ 899.505649][ T32] INFO: task kworker/1:701:6760 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.505694][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.505764][ T32] Workqueue: events bpf_prog_free_deferred [ 899.505867][ T32] Call trace: [ 899.505948][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.506005][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.506029][ T32] r4:00000000 [ 899.506058][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.506115][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.506151][ T32] dd20: c8ce3000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.506182][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.506207][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.506244][ T32] r5:800b0013 r4:80239bb0 [ 899.506268][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.506310][ T32] r4:82ac21e4 [ 899.506331][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.506392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.506421][ T32] r4:eaa3ddc0 [ 899.506441][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.506492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.506525][ T32] r4:00000000 [ 899.506547][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.506591][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.506614][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.506664][ T32] r5:00001000 r4:dfc17000 [ 899.506718][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 899.506983][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 899.507256][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 899.507550][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 899.507810][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 899.508207][ T32] r4:00000000 ** 6 printk messages dropped ** [ 899.508495][ T32] r5:85bb038c r4:85bb0000 [ 899.508515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 899.508626][ T32] r10:61c88647 r9:84b42400 r8:85b7caac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 899.508757][ T32] r4:00000001 ** 5 printk messages dropped ** [ 899.508936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 899.509592][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 6 printk messages dropped ** [ 899.509828][ T32] r5:800b0013 r4:80239bb0 [ 899.509848][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.509889][ T32] r4:82ac21e4 [ 899.509908][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.509949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.509980][ T32] r4:eaa3ddc0 [ 899.510028][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.510100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.510140][ T32] r4:00000000 [ 899.510175][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.510220][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.510242][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.510296][ T32] r5:00001000 r4:dfc17000 [ 899.510320][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.510361][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.510402][ T32] r5:85272f8c r4:85272c00 [ 899.510421][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.510466][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.510491][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.510539][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.510561][ T32] r4:85249580 [ 899.510581][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.510625][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.510660][ T32] r4:00000001 [ 899.510682][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.510718][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.510743][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.510770][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.510809][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.510841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.510864][ T32] r4:85243c40 [ 899.510905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.510943][ T32] INFO: task kworker/1:703:6764 blocked for more than 476 seconds. [ 899.510973][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.510996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.511017][ T32] task:kworker/1:703 state:D stack:0 pid:6764 tgid:6764 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.511062][ T32] Workqueue: events bpf_prog_free_deferred [ 899.511101][ T32] Call trace: [ 899.511130][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.511182][ T32] r10:8291a684 r9:ed2a1d84 r8:00000002 r7:60000013 r6:ed2a1d8c r5:84b43000 [ 899.511215][ T32] r4:84b43000 [ 899.511238][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.511292][ T32] r5:84b43000 r4:8291a680 [ 899.511315][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.511353][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.511394][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2a1e08 [ 899.511416][ T32] r4:00000000 [ 899.511452][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.511489][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.511534][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.511598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b6f700 [ 899.511623][ T32] r4:00000000 [ 899.511642][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.511686][ T32] r9:83018205 r8:84b43000 r7:00000000 r6:83018200 r5:00001000 r4:7f1ef000 [ 899.511707][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.511766][ T32] r5:00001000 r4:ed009000 [ 899.511789][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.511836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.511879][ T32] r5:85babf8c r4:85babc00 [ 899.511917][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.511966][ T32] r7:ddde2d80 r6:83018200 r5:85babf8c r4:85b7cb80 [ 899.511986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.512043][ T32] r10:61c88647 r9:84b43000 r8:85b7cbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.512068][ T32] r4:85b7cb80 [ 899.512096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.512152][ T32] r10:00000000 r9:85b7cb80 r8:80287e08 r7:ed291e60 r6:85b7cc00 r5:84b43000 [ 899.512176][ T32] r4:00000001 [ 899.512196][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.512231][ T32] Exception stack(0xed2a1fb0 to 0xed2a1ff8) [ 899.512257][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.512304][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.512361][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.512394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.512435][ T32] r4:85b83f80 [ 899.512786][ T32] INFO: task kworker/1:703:6764 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.512853][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.512943][ T32] Workqueue: events bpf_prog_free_deferred [ 899.512997][ T32] Call trace: [ 899.513070][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.513130][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.513161][ T32] r4:00000000 [ 899.513206][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 899.513327][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 899.546728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 899.547089][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 7 printk messages dropped ** [ 899.547354][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 899.547603][ T32] INFO: task kworker/1:704:6766 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 899.548017][ T32] r5:84b43c00 r4:8291a680 ** 3 printk messages dropped ** [ 899.548147][ T32] r4:00000000 ** 3 printk messages dropped ** [ 899.548289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b5f000 ** 7 printk messages dropped ** [ 899.548630][ T32] r5:85bb078c r4:85bb0400 [ 899.548650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 899.548861][ T32] r10:00000000 r9:85b7cc80 r8:80287e08 r7:ed291e60 r6:85b7cd00 r5:84b43c00 ** 6 printk messages dropped ** [ 899.549074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 899.550066][ T32] r4:00000000 ** 4 printk messages dropped ** [ 899.550262][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 899.550437][ T32] r4:eaa3ddc0 ** 5 printk messages dropped ** [ 899.550637][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 899.550985][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 899.551109][ T32] r4:00000001 [ 899.551127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.551167][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.551193][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.551258][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.551294][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.551325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.551347][ T32] r4:85243c40 [ 899.551366][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.551391][ T32] INFO: task kworker/1:705:6769 blocked for more than 476 seconds. [ 899.551418][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.551440][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.551460][ T32] task:kworker/1:705 state:D stack:0 pid:6769 tgid:6769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.551530][ T32] Workqueue: events bpf_prog_free_deferred [ 899.551570][ T32] Call trace: [ 899.551598][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.551644][ T32] r10:8291a684 r9:ed2a9d84 r8:00000002 r7:60000013 r6:ed2a9d8c r5:84b44800 [ 899.551666][ T32] r4:84b44800 [ 899.551686][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.551744][ T32] r5:84b44800 r4:8291a680 [ 899.551767][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.551806][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.551848][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2a9e08 [ 899.551869][ T32] r4:00000000 [ 899.551897][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.551934][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.551977][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.552020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b5f0c0 [ 899.552042][ T32] r4:00000000 [ 899.552060][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.552102][ T32] r9:83018205 r8:84b44800 r7:00000000 r6:83018200 r5:00001000 r4:7f1f5000 [ 899.552123][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.552173][ T32] r5:00001000 r4:ed025000 [ 899.552194][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.552232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.552273][ T32] r5:85bb0b8c r4:85bb0800 [ 899.552306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.552400][ T32] r7:ddde2d80 r6:83018200 r5:85bb0b8c r4:85b7cd80 [ 899.552425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.552473][ T32] r10:61c88647 r9:84b44800 r8:85b7cdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.552495][ T32] r4:85b7cd80 [ 899.552532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.552607][ T32] r10:00000000 r9:85b7cd80 r8:80287e08 r7:ed2a5e60 r6:85b7ce00 r5:84b44800 [ 899.552640][ T32] r4:00000001 [ 899.552660][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.552707][ T32] Exception stack(0xed2a9fb0 to 0xed2a9ff8) [ 899.552768][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 899.552819][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.552867][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.552901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.552924][ T32] r4:85b5f280 [ 899.553319][ T32] INFO: task kworker/1:705:6769 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.553383][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.553442][ T32] Workqueue: events bpf_prog_free_deferred [ 899.563326][ T32] Call trace: [ 899.563396][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.563559][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.563904][ T32] r4:00000000 [ 899.563937][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.563993][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.564026][ T32] dd20: c9757000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.564055][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.564080][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.564133][ T32] r5:800b0013 r4:80239bb0 ** 3 printk messages dropped ** [ 899.564270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 10 printk messages dropped ** [ 899.564629][ T32] r5:85272f8c r4:85272c00 ** 4 printk messages dropped ** [ 899.564820][ T32] r4:85249580 ** 4 printk messages dropped ** [ 899.564959][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 4 printk messages dropped ** [ 899.565153][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 899.565390][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 899.565645][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 899.565924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b5f500 ** 7 printk messages dropped ** [ 899.566216][ T32] r5:85bb138c r4:85bb1000 ** 1 printk messages dropped ** [ 899.566280][ T32] r7:ddde2d80 r6:83018200 r5:85bb138c r4:85b7ce80 ** 5 printk messages dropped ** [ 899.566470][ T32] r4:00000001 ** 4 printk messages dropped ** [ 899.566607][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 899.567629][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 899.567942][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 899.568079][ T32] r4:eaa3ddc0 ** 5 printk messages dropped ** [ 899.568315][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 899.568835][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 899.569100][ T32] r4:85243c40 [ 899.569120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.569151][ T32] INFO: task kworker/1:707:6772 blocked for more than 476 seconds. [ 899.569221][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.569247][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.569280][ T32] task:kworker/1:707 state:D stack:0 pid:6772 tgid:6772 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.569329][ T32] Workqueue: events bpf_prog_free_deferred [ 899.569369][ T32] Call trace: [ 899.569404][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.569470][ T32] r10:8291a684 r9:ed2add84 r8:00000002 r7:60000113 r6:ed2add8c r5:84b46000 [ 899.569497][ T32] r4:84b46000 [ 899.569517][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.569559][ T32] r5:84b46000 r4:8291a680 [ 899.569596][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.569637][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.569677][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2ade08 [ 899.569699][ T32] r4:00000000 [ 899.569719][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.569753][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.569785][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.569825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b5f300 [ 899.569847][ T32] r4:00000000 [ 899.569874][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.569928][ T32] r9:83018205 r8:84b46000 r7:00000000 r6:83018200 r5:00001000 r4:7f1f7000 [ 899.569953][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.569994][ T32] r5:00001000 r4:ed02d000 [ 899.570013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.570051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.570091][ T32] r5:85bb0f8c r4:85bb0c00 [ 899.570129][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.570183][ T32] r7:ddde2d80 r6:83018200 r5:85bb0f8c r4:85b7cf80 [ 899.570204][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.570249][ T32] r10:61c88647 r9:84b46000 r8:85b7cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.570282][ T32] r4:85b7cf80 [ 899.570304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.570358][ T32] r10:00000000 r9:85b7cf80 r8:80287e08 r7:ed2b1e60 r6:85b7c200 r5:84b46000 [ 899.570383][ T32] r4:00000001 [ 899.570403][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.570437][ T32] Exception stack(0xed2adfb0 to 0xed2adff8) [ 899.570463][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.570492][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.570517][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.570545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.570567][ T32] r4:85b5f100 [ 899.570869][ T32] INFO: task kworker/1:707:6772 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.570901][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.570952][ T32] Workqueue: events bpf_prog_free_deferred [ 899.570994][ T32] Call trace: [ 899.571048][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.571102][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.571124][ T32] r4:00000000 [ 899.571147][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.571187][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.571215][ T32] dd20: c9757000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.571243][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.571268][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.571291][ T32] r5:800b0013 r4:80239bb0 [ 899.571311][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.571349][ T32] r4:82ac21e4 [ 899.571368][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.571414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.571447][ T32] r4:eaa3ddc0 [ 899.571469][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.571510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.571532][ T32] r4:00000000 [ 899.571550][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.571593][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.571613][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.571665][ T32] r5:00001000 r4:dfc17000 [ 899.571689][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 899.571847][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 5 printk messages dropped ** [ 899.572056][ T32] r4:00000001 ** 5 printk messages dropped ** [ 899.572374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 899.572852][ T32] r4:84b48000 ** 3 printk messages dropped ** [ 899.572976][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 899.573238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b5fb80 ** 6 printk messages dropped ** [ 899.573479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.598004][ T32] r5:85bb1f8c r4:85bb1c00 [ 899.598049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 899.598296][ T32] r10:00000000 r9:85b55000 r8:80287e08 r7:ed2b1e60 r6:85b55080 r5:84b48000 ** 6 printk messages dropped ** [ 899.598506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 899.599558][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 3 printk messages dropped ** [ 899.599699][ T32] r5:800b0013 r4:80239bb0 ** 4 printk messages dropped ** [ 899.599887][ T32] r4:eaa3ddc0 ** 2 printk messages dropped ** [ 899.599988][ T32] r4:00000000 [ 899.600008][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.600094][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.600162][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.600214][ T32] r5:00001000 r4:dfc17000 [ 899.600249][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.600311][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.600382][ T32] r5:85272f8c r4:85272c00 [ 899.600411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.600458][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.600478][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.600542][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.600567][ T32] r4:85249580 [ 899.600601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.600649][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.600671][ T32] r4:00000001 [ 899.600690][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.600724][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.600771][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.600803][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.600830][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.600867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.600892][ T32] r4:85243c40 [ 899.600933][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.600965][ T32] INFO: task kworker/1:709:6775 blocked for more than 476 seconds. [ 899.601000][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.601025][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.601046][ T32] task:kworker/1:709 state:D stack:0 pid:6775 tgid:6775 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.601109][ T32] Workqueue: events bpf_prog_free_deferred [ 899.601230][ T32] Call trace: [ 899.601285][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.601335][ T32] r10:8291a684 r9:ed2c5d84 r8:00000002 r7:60000113 r6:ed2c5d8c r5:84b48c00 [ 899.601359][ T32] r4:84b48c00 [ 899.601454][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.601502][ T32] r5:84b48c00 r4:8291a680 [ 899.601522][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.601561][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.601602][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2c5e08 [ 899.601624][ T32] r4:00000000 [ 899.601643][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.601676][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.601711][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.601764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b5f840 [ 899.601798][ T32] r4:00000000 [ 899.601849][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.601928][ T32] r9:83018205 r8:84b48c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1fb000 [ 899.601958][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.602000][ T32] r5:00001000 r4:ed2bd000 [ 899.602020][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.602058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.602098][ T32] r5:85bb178c r4:85bb1400 [ 899.602117][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.602173][ T32] r7:ddde2d80 r6:83018200 r5:85bb178c r4:85b55100 [ 899.602205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.602332][ T32] r10:61c88647 r9:84b48c00 r8:85b5512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.602410][ T32] r4:85b55100 [ 899.602447][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.602519][ T32] r10:00000000 r9:85b55100 r8:80287e08 r7:ed2c1e60 r6:85b55180 r5:84b48c00 [ 899.602550][ T32] r4:00000001 [ 899.602574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.602642][ T32] Exception stack(0xed2c5fb0 to 0xed2c5ff8) [ 899.602670][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 899.602699][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.602725][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.602766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.602794][ T32] r4:85b5f4c0 [ 899.603124][ T32] INFO: task kworker/1:709:6775 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.603183][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.603258][ T32] Workqueue: events bpf_prog_free_deferred [ 899.603304][ T32] Call trace: [ 899.603334][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.603385][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.603407][ T32] r4:00000000 [ 899.603426][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.619533][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.619629][ T32] dd20: ca29f000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.619662][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.619688][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.619721][ T32] r5:800b0013 r4:80239bb0 [ 899.619747][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.619808][ T32] r4:82ac21e4 [ 899.619828][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.619870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.619892][ T32] r4:eaa3ddc0 [ 899.619912][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.619952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.619989][ T32] r4:00000000 [ 899.620044][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.620105][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.620129][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.620182][ T32] r5:00001000 r4:dfc17000 [ 899.620207][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.620247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.620289][ T32] r5:85272f8c r4:85272c00 [ 899.620309][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.620354][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.620375][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.620426][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.620459][ T32] r4:85249580 [ 899.620499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.620550][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.620572][ T32] r4:00000001 [ 899.620591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.620636][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 4 printk messages dropped ** [ 899.620769][ T32] r4:85243c40 ** 4 printk messages dropped ** [ 899.620936][ T32] task:kworker/1:710 state:D stack:0 pid:6778 tgid:6778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 899.621582][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 899.621880][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.621929][ T32] r5:85bb1b8c r4:85bb1800 [ 899.621951][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 899.622035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 899.622456][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 899.636399][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 3 printk messages dropped ** [ 899.636508][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 899.636729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 899.637157][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 5 printk messages dropped ** [ 899.637485][ T32] r4:00000001 [ 899.637520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.637564][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.637592][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.637660][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.637695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.637727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.637751][ T32] r4:85243c40 [ 899.637784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.637818][ T32] INFO: task kworker/1:711:6779 blocked for more than 476 seconds. [ 899.637852][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.637878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.637900][ T32] task:kworker/1:711 state:D stack:0 pid:6779 tgid:6779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.637959][ T32] Workqueue: events bpf_prog_free_deferred [ 899.638002][ T32] Call trace: [ 899.638032][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.638080][ T32] r10:8291a684 r9:ed2b5d84 r8:00000002 r7:60000113 r6:ed2b5d8c r5:84b49800 [ 899.638103][ T32] r4:84b49800 [ 899.638147][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.638194][ T32] r5:84b49800 r4:8291a680 [ 899.638223][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.638264][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.638325][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2b5e08 [ 899.638349][ T32] r4:00000000 [ 899.638369][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.638406][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.638441][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.638480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b51000 [ 899.638501][ T32] r4:00000000 [ 899.638522][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.638564][ T32] r9:83018205 r8:84b49800 r7:00000000 r6:83018200 r5:00001000 r4:7f203000 [ 899.638594][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.638638][ T32] r5:00001000 r4:ed2e9000 [ 899.638658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.638696][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.638736][ T32] r5:85bb278c r4:85bb2400 [ 899.638755][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.638799][ T32] r7:ddde2d80 r6:83018200 r5:85bb278c r4:85b55300 [ 899.638820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.638870][ T32] r10:61c88647 r9:84b49800 r8:85b5532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.638918][ T32] r4:85b55300 [ 899.638967][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.639022][ T32] r10:00000000 r9:85b55300 r8:80287e08 r7:ed2c1e60 r6:85b55380 r5:84b49800 [ 899.639045][ T32] r4:00000001 [ 899.639063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.639098][ T32] Exception stack(0xed2b5fb0 to 0xed2b5ff8) [ 899.639130][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 899.639193][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.639223][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.639273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.639298][ T32] r4:85b5fb40 [ 899.639924][ T32] INFO: task kworker/1:711:6779 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.639958][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.640027][ T32] Workqueue: events bpf_prog_free_deferred [ 899.640082][ T32] Call trace: [ 899.640170][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.640239][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.640266][ T32] r4:00000000 [ 899.640285][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.640324][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 2 printk messages dropped ** [ 899.640420][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 899.640643][ T32] r4:eaa3ddc0 ** 5 printk messages dropped ** [ 899.640909][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 899.641314][ T32] r4:85249580 ** 4 printk messages dropped ** [ 899.641546][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 4 printk messages dropped ** [ 899.641695][ T32] r4:85243c40 ** 4 printk messages dropped ** [ 899.641823][ T32] task:kworker/1:712 state:D stack:0 pid:6781 tgid:6781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 899.642243][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2e1e08 ** 9 printk messages dropped ** [ 899.642701][ T32] r5:00001000 r4:ed2e3000 ** 2 printk messages dropped ** [ 899.642831][ T32] r5:85bb238c r4:85bb2000 [ 899.642856][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.642902][ T32] r7:ddde2d80 r6:83018200 r5:85bb238c r4:85b55400 [ 899.642932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.642981][ T32] r10:61c88647 r9:84b4a400 r8:85b5542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.643003][ T32] r4:85b55400 [ 899.643045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.643121][ T32] r10:00000000 r9:85b55400 r8:80287e08 r7:ed2b5e60 r6:85b55480 r5:84b4a400 [ 899.643151][ T32] r4:00000001 [ 899.643171][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.643215][ T32] Exception stack(0xed2e1fb0 to 0xed2e1ff8) [ 899.643244][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.643272][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.643299][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.643335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.643359][ T32] r4:85b5fac0 [ 899.662865][ T32] INFO: task kworker/1:712:6781 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.662961][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.663084][ T32] Workqueue: events bpf_prog_free_deferred [ 899.663154][ T32] Call trace: [ 899.663199][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.663262][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.663288][ T32] r4:00000000 [ 899.663310][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.663351][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.663401][ T32] dd20: ca9fa000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.663439][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.663465][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.666216][ T32] r5:800b0013 r4:80239bb0 [ 899.666276][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.666355][ T32] r4:82ac21e4 [ 899.666390][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.666466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.666502][ T32] r4:eaa3ddc0 [ 899.666561][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.666608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 899.667082][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 7 printk messages dropped ** [ 899.667453][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 7 printk messages dropped ** [ 899.667715][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 899.668134][ T32] r4:84b4bc00 ** 5 printk messages dropped ** [ 899.668428][ T32] r4:00000000 ** 3 printk messages dropped ** [ 899.668563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b511c0 ** 7 printk messages dropped ** [ 899.668892][ T32] r5:85bb2b8c r4:85bb2800 [ 899.668926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.668974][ T32] r7:ddde2d80 r6:83018200 r5:85bb2b8c r4:85b55500 ** 1 printk messages dropped ** [ 899.669071][ T32] r10:61c88647 r9:84b4bc00 r8:85b5552c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 899.669461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 899.670470][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 7 printk messages dropped ** [ 899.670736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 9 printk messages dropped ** [ 899.671046][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 899.671493][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 4 printk messages dropped ** [ 899.671693][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 899.672063][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 899.672636][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2f1e08 ** 7 printk messages dropped ** [ 899.673048][ T32] r9:83018205 r8:84b4d400 r7:00000000 r6:83018200 r5:00001000 r4:7f207000 ** 4 printk messages dropped ** [ 899.673315][ T32] r5:85bb2f8c r4:85bb2c00 ** 1 printk messages dropped ** [ 899.673420][ T32] r7:ddde2d80 r6:83018200 r5:85bb2f8c r4:85b55600 ** 4 printk messages dropped ** [ 899.692661][ T32] r10:00000000 r9:85b55600 r8:80287e08 r7:ed2dde60 r6:85b55680 r5:84b4d400 ** 3 printk messages dropped ** [ 899.692781][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.692833][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.692870][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.692924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.692953][ T32] r4:85b51180 [ 899.704124][ T32] INFO: task kworker/1:714:6786 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.704226][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.704338][ T32] Workqueue: events bpf_prog_free_deferred [ 899.704449][ T32] Call trace: [ 899.704487][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.704546][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.704570][ T32] r4:00000000 [ 899.704592][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.704632][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.704672][ T32] dd20: cb20f000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.704704][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.704731][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.704775][ T32] r5:800b0013 r4:80239bb0 [ 899.704800][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.704842][ T32] r4:82ac21e4 [ 899.704862][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.704924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.705010][ T32] r4:eaa3ddc0 [ 899.705034][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.705077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.705099][ T32] r4:00000000 [ 899.705139][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.705236][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.705262][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.705337][ T32] r5:00001000 r4:dfc17000 [ 899.705362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.705406][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.705450][ T32] r5:85272f8c r4:85272c00 [ 899.705471][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.705525][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.705577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.705642][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.705666][ T32] r4:85249580 [ 899.705697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.705759][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.705796][ T32] r4:00000001 [ 899.705819][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.705856][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.705885][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.705932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.705964][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.705994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.706052][ T32] r4:85243c40 [ 899.706091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.706123][ T32] INFO: task kworker/1:715:6789 blocked for more than 476 seconds. [ 899.706163][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.706211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.706246][ T32] task:kworker/1:715 state:D stack:0 pid:6789 tgid:6789 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.706331][ T32] Workqueue: events bpf_prog_free_deferred [ 899.706376][ T32] Call trace: [ 899.706432][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.706508][ T32] r10:8291a684 r9:ed2fdd84 r8:00000002 r7:60000113 r6:ed2fdd8c r5:84b4e000 [ 899.706547][ T32] r4:84b4e000 [ 899.706577][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.706622][ T32] r5:84b4e000 r4:8291a680 ** 5 printk messages dropped ** [ 899.706829][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 899.707284][ T32] r5:85bb378c r4:85bb3400 [ 899.707306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.707353][ T32] r7:ddde2d80 r6:83018200 r5:85bb378c r4:85b55700 ** 2 printk messages dropped ** [ 899.707455][ T32] r4:85b55700 ** 7 printk messages dropped ** [ 899.707710][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 899.708638][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 10 printk messages dropped ** [ 899.709047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 10 printk messages dropped ** [ 899.709598][ T32] r5:85272f8c r4:85272c00 ** 7 printk messages dropped ** [ 899.709952][ T32] r4:00000001 ** 4 printk messages dropped ** [ 899.710168][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 899.710486][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 899.710929][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 899.711421][ T32] r5:00001000 r4:ed307000 ** 2 printk messages dropped ** [ 899.711551][ T32] r5:85bb338c r4:85bb3000 [ 899.711572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 899.711781][ T32] r4:85b55800 ** 6 printk messages dropped ** [ 899.711970][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 899.712707][ T32] Call trace: [ 899.712749][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.712806][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.712830][ T32] r4:00000000 [ 899.712849][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.712888][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.712916][ T32] dd20: cb20f000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.712944][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.712971][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.713010][ T32] r5:800b0013 r4:80239bb0 [ 899.713035][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.713077][ T32] r4:82ac21e4 [ 899.713098][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.713161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.713239][ T32] r4:eaa3ddc0 [ 899.713260][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.713303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.713325][ T32] r4:00000000 [ 899.713344][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.713408][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.713501][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.735583][ T32] r5:00001000 r4:dfc17000 [ 899.735648][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.735748][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.735799][ T32] r5:85272f8c r4:85272c00 [ 899.735820][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.735894][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.735921][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.735971][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.736023][ T32] r4:85249580 [ 899.736067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.736117][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.736140][ T32] r4:00000001 [ 899.736167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.736246][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.736281][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.736335][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.736470][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.736505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.736540][ T32] r4:85243c40 [ 899.736609][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.736654][ T32] INFO: task kworker/1:717:6792 blocked for more than 476 seconds. [ 899.736730][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.736782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.736811][ T32] task:kworker/1:717 state:D stack:0 pid:6792 tgid:6792 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.736870][ T32] Workqueue: events bpf_prog_free_deferred [ 899.736915][ T32] Call trace: [ 899.736967][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.737063][ T32] r10:8291a684 r9:ed311d84 r8:00000002 r7:60000013 r6:ed311d8c r5:84b4c800 [ 899.737090][ T32] r4:84b4c800 [ 899.737131][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.737230][ T32] r5:84b4c800 r4:8291a680 [ 899.737299][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.737411][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.737471][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed311e08 [ 899.737531][ T32] r4:00000000 [ 899.737557][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.737617][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.737662][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.737727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b51780 [ 899.737818][ T32] r4:00000000 [ 899.737861][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.737915][ T32] r9:83018205 r8:84b4c800 r7:00000000 r6:83018200 r5:00001000 r4:7f20d000 [ 899.737971][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.738038][ T32] r5:00001000 r4:ed31b000 [ 899.738060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.738101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.738174][ T32] r5:85bb3b8c r4:85bb3800 [ 899.738220][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.738270][ T32] r7:ddde2d80 r6:83018200 r5:85bb3b8c r4:85b55980 [ 899.738292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.738338][ T32] r10:61c88647 r9:84b4c800 r8:85b559ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.738361][ T32] r4:85b55980 [ 899.738380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.738455][ T32] r10:00000000 r9:85b55980 r8:80287e08 r7:ed2fde60 r6:85b55a00 r5:84b4c800 [ 899.738504][ T32] r4:00000001 [ 899.738526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.738586][ T32] Exception stack(0xed311fb0 to 0xed311ff8) [ 899.738619][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.738648][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.738698][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.738752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 899.739549][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 899.739792][ T32] r4:00000000 ** 1 printk messages dropped ** [ 899.739849][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 3 printk messages dropped ** [ 899.740008][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 899.740249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 11 printk messages dropped ** [ 899.740667][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 899.741077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 899.741527][ T32] r10:8291a684 r9:ed319d84 r8:00000002 r7:60000113 r6:ed319d8c r5:84b46c00 ** 3 printk messages dropped ** [ 899.741651][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 899.741852][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 899.742210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.742254][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.742317][ T32] r5:85bb3f8c r4:85bb3c00 [ 899.742366][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.742437][ T32] r7:ddde2d80 r6:83018200 r5:85bb3f8c r4:85b55900 [ 899.742504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.742554][ T32] r10:61c88647 r9:84b46c00 r8:85b5592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.742590][ T32] r4:85b55900 [ 899.742636][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.742696][ T32] r10:00000000 r9:85b55900 r8:80287e08 r7:ed311e60 r6:85b55a80 r5:84b46c00 [ 899.742732][ T32] r4:00000001 [ 899.742756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.742812][ T32] Exception stack(0xed319fb0 to 0xed319ff8) [ 899.742872][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 899.742903][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.742950][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.742981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.743003][ T32] r4:85b51740 [ 899.743356][ T32] INFO: task kworker/1:718:6794 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.743391][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.760262][ T32] Workqueue: events bpf_prog_free_deferred [ 899.760365][ T32] Call trace: [ 899.760432][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.760495][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.760520][ T32] r4:00000000 [ 899.760541][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.760596][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.760638][ T32] dd20: cba5e000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.760689][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.760717][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.760766][ T32] r5:800b0013 r4:80239bb0 [ 899.760789][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.760832][ T32] r4:82ac21e4 [ 899.760852][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.760895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.760933][ T32] r4:eaa3ddc0 [ 899.760956][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.760998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.761041][ T32] r4:00000000 [ 899.761089][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.761186][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.761279][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.761334][ T32] r5:00001000 r4:dfc17000 [ 899.761376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.761424][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.761466][ T32] r5:85272f8c r4:85272c00 [ 899.761487][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.761533][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.761554][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.761621][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.761647][ T32] r4:85249580 [ 899.761682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.761755][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.761783][ T32] r4:00000001 [ 899.761804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.761841][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.761887][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.761919][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.761946][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.761974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.762032][ T32] r4:85243c40 [ 899.762099][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.762133][ T32] INFO: task kworker/1:719:6796 blocked for more than 476 seconds. [ 899.762178][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 899.762368][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 899.762755][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed325e08 ** 10 printk messages dropped ** [ 899.763191][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 899.763322][ T32] r5:85bbc38c r4:85bbc000 ** 3 printk messages dropped ** [ 899.776459][ T32] r10:61c88647 r9:85c60000 r8:85b55b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 899.777048][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 899.778201][ T32] Call trace: ** 5 printk messages dropped ** [ 899.778678][ T32] dd20: cbd1c000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 6 printk messages dropped ** [ 899.778989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 3 printk messages dropped ** [ 899.779166][ T32] r4:00000000 ** 3 printk messages dropped ** [ 899.779352][ T32] r5:00001000 r4:dfc17000 ** 2 printk messages dropped ** [ 899.779463][ T32] r5:85272f8c r4:85272c00 ** 1 printk messages dropped ** [ 899.779527][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.779548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.779634][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.779682][ T32] r4:85249580 [ 899.779704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.779753][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.779791][ T32] r4:00000001 [ 899.779833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.779871][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.779912][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.779964][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.779993][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.780041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.780073][ T32] r4:85243c40 [ 899.780094][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.780151][ T32] INFO: task kworker/1:720:6798 blocked for more than 476 seconds. [ 899.780211][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.780245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.780266][ T32] task:kworker/1:720 state:D stack:0 pid:6798 tgid:6798 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.780360][ T32] Workqueue: events bpf_prog_free_deferred [ 899.780485][ T32] Call trace: [ 899.780570][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.780643][ T32] r10:8291a684 r9:ed32dd84 r8:00000002 r7:60000013 r6:ed32dd8c r5:85c60c00 [ 899.780772][ T32] r4:85c60c00 [ 899.780843][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.780889][ T32] r5:85c60c00 r4:8291a680 [ 899.780932][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.781003][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.781147][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed32de08 [ 899.781243][ T32] r4:00000000 [ 899.781292][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.781352][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.781451][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.781496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b51cc0 [ 899.781540][ T32] r4:00000000 [ 899.781563][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.781607][ T32] r9:83018205 r8:85c60c00 r7:00000000 r6:83018200 r5:00001000 r4:7f213000 [ 899.781648][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.781774][ T32] r5:00001000 r4:ed335000 [ 899.781799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.781982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.782032][ T32] r5:85bbc78c r4:85bbc400 [ 899.782101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.782160][ T32] r7:ddde2d80 r6:83018200 r5:85bbc78c r4:85b55c00 [ 899.782182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.782228][ T32] r10:61c88647 r9:85c60c00 r8:85b55c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.782250][ T32] r4:85b55c00 [ 899.782269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.782367][ T32] r10:00000000 r9:85b55c00 r8:80287e08 r7:ed325e60 r6:85b55c80 r5:85c60c00 [ 899.782417][ T32] r4:00000001 [ 899.782479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.782519][ T32] Exception stack(0xed32dfb0 to 0xed32dff8) [ 899.782548][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.782589][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.782619][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.782698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.782768][ T32] r4:85b51c00 [ 899.783170][ T32] INFO: task kworker/1:720:6798 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.783330][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.783449][ T32] Workqueue: events bpf_prog_free_deferred [ 899.802924][ T32] Call trace: [ 899.803029][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.803108][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.803134][ T32] r4:00000000 [ 899.803164][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.803230][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.803289][ T32] dd20: cc122000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.803351][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.803384][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.803413][ T32] r5:800b0013 r4:80239bb0 [ 899.803434][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.803801][ T32] r4:82ac21e4 [ 899.803834][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.803889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.803936][ T32] r4:eaa3ddc0 [ 899.803960][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.804004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.804048][ T32] r4:00000000 [ 899.804114][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.804171][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.804194][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.804257][ T32] r5:00001000 r4:dfc17000 [ 899.804307][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.804502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.804620][ T32] r5:85272f8c r4:85272c00 [ 899.804648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.804702][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.804760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.804817][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.804840][ T32] r4:85249580 [ 899.804860][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.804905][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.804937][ T32] r4:00000001 [ 899.804960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.805018][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.805055][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.805084][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.805109][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.805230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.805263][ T32] r4:85243c40 [ 899.805288][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.805340][ T32] INFO: task kworker/1:721:6800 blocked for more than 476 seconds. [ 899.805377][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.805429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.805511][ T32] task:kworker/1:721 state:D stack:0 pid:6800 tgid:6800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.805658][ T32] Workqueue: events bpf_prog_free_deferred [ 899.805770][ T32] Call trace: [ 899.805859][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.805918][ T32] r10:8291a684 r9:ed341d84 r8:00000002 r7:60000113 r6:ed341d8c r5:85c62400 [ 899.805953][ T32] r4:85c62400 [ 899.805981][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.806026][ T32] r5:85c62400 r4:8291a680 [ 899.806046][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.806086][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.806129][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed341e08 [ 899.806183][ T32] r4:00000000 [ 899.806248][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.806292][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.806327][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.806392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b63840 [ 899.806445][ T32] r4:00000000 [ 899.806489][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.806565][ T32] r9:83018205 r8:85c62400 r7:00000000 r6:83018200 r5:00001000 r4:7f215000 [ 899.806593][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.806659][ T32] r5:00001000 r4:ed343000 [ 899.806684][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.806747][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.806837][ T32] r5:85c53f8c r4:85c53c00 [ 899.806877][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.806925][ T32] r7:ddde2d80 r6:83018200 r5:85c53f8c r4:85b55d00 [ 899.806945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.807017][ T32] r10:61c88647 r9:85c62400 r8:85b55d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.807040][ T32] r4:85b55d00 [ 899.807073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.807127][ T32] r10:00000000 r9:85b55d00 r8:80287e08 r7:ed32de60 r6:85b55d80 r5:85c62400 [ 899.807174][ T32] r4:00000001 [ 899.807202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.807239][ T32] Exception stack(0xed341fb0 to 0xed341ff8) [ 899.807286][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.807393][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.807435][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.807464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.807487][ T32] r4:85b51c80 [ 899.808298][ T32] INFO: task kworker/1:721:6800 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.808347][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.808454][ T32] Workqueue: events bpf_prog_free_deferred [ 899.808529][ T32] Call trace: [ 899.808574][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.808631][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.808656][ T32] r4:00000000 [ 899.808738][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.808785][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.808835][ T32] dd20: cc122000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.808882][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.808912][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.808955][ T32] r5:800b0013 r4:80239bb0 [ 899.809012][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.809081][ T32] r4:82ac21e4 [ 899.809129][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.809228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.809304][ T32] r4:eaa3ddc0 [ 899.809329][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.809388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.809436][ T32] r4:00000000 [ 899.809473][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.809548][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.809574][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.809639][ T32] r5:00001000 r4:dfc17000 [ 899.809673][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.809717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.809774][ T32] r5:85272f8c r4:85272c00 [ 899.809840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.809893][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.809916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.809962][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.809984][ T32] r4:85249580 [ 899.810003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.810050][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.810083][ T32] r4:00000001 [ 899.810130][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.810224][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.810256][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.810284][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.810310][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.810339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.810403][ T32] r4:85243c40 [ 899.810431][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.810460][ T32] INFO: task kworker/1:722:6802 blocked for more than 476 seconds. [ 899.810514][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.810552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.810598][ T32] task:kworker/1:722 state:D stack:0 pid:6802 tgid:6802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 899.810980][ T32] r5:85c61800 r4:8291a680 ** 5 printk messages dropped ** [ 899.811280][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 899.811657][ T32] r5:85bbcb8c r4:85bbc800 [ 899.811700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.811772][ T32] r7:ddde2d80 r6:83018200 r5:85bbcb8c r4:85b55e00 [ 899.811796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 899.811949][ T32] r4:00000001 ** 4 printk messages dropped ** [ 899.812081][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 899.812908][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 899.813452][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 899.844334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.844357][ T32] r4:00000000 [ 899.844398][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.844449][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.844472][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.844531][ T32] r5:00001000 r4:dfc17000 [ 899.844555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.844595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.844650][ T32] r5:85272f8c r4:85272c00 [ 899.844674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.844724][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.844746][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.844832][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.844919][ T32] r4:85249580 [ 899.844962][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.845043][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.845092][ T32] r4:00000001 [ 899.845121][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.845193][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.845274][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.845311][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.845338][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.845366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.845402][ T32] r4:85243c40 [ 899.845451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.845501][ T32] INFO: task kworker/1:723:6804 blocked for more than 476 seconds. [ 899.845556][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.845692][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.845719][ T32] task:kworker/1:723 state:D stack:0 pid:6804 tgid:6804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.845778][ T32] Workqueue: events bpf_prog_free_deferred [ 899.845822][ T32] Call trace: [ 899.845940][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.846022][ T32] r10:8291a684 r9:ed355d84 r8:00000002 r7:60000013 r6:ed355d8c r5:84a78c00 [ 899.846116][ T32] r4:84a78c00 [ 899.846147][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.846206][ T32] r5:84a78c00 r4:8291a680 [ 899.846229][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.846270][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.846325][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed355e08 [ 899.846350][ T32] r4:00000000 [ 899.846420][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.846459][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.846494][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.846554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b43000 [ 899.846598][ T32] r4:00000000 [ 899.846653][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.846720][ T32] r9:83018205 r8:84a78c00 r7:00000000 r6:83018200 r5:00001000 r4:7f219000 [ 899.846791][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.846890][ T32] r5:00001000 r4:ed357000 [ 899.846924][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.846986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.847127][ T32] r5:85bbcf8c r4:85bbcc00 [ 899.847250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.847303][ T32] r7:ddde2d80 r6:83018200 r5:85bbcf8c r4:85b55f00 [ 899.847324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.847392][ T32] r10:61c88647 r9:84a78c00 r8:85b55f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.847438][ T32] r4:85b55f00 [ 899.847494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.847585][ T32] r10:00000000 r9:85b55f00 r8:80287e08 r7:ed34de60 r6:85b68800 r5:84a78c00 [ 899.847610][ T32] r4:00000001 [ 899.847652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.847690][ T32] Exception stack(0xed355fb0 to 0xed355ff8) [ 899.847738][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 899.847769][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.847795][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.847844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.847869][ T32] r4:85b5fe40 [ 899.848511][ T32] INFO: task kworker/1:723:6804 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.848546][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.848629][ T32] Workqueue: events bpf_prog_free_deferred [ 899.848781][ T32] Call trace: [ 899.848838][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.848890][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.848933][ T32] r4:00000000 [ 899.848962][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.849001][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.849059][ T32] dd20: cc8b2000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.849137][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 1 printk messages dropped ** [ 899.849277][ T32] r5:800b0013 r4:80239bb0 ** 3 printk messages dropped ** [ 899.849413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 5 printk messages dropped ** [ 899.849603][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 4 printk messages dropped ** [ 899.849832][ T32] r5:85272f8c r4:85272c00 ** 3 printk messages dropped ** [ 899.849966][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 899.850052][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 899.850333][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 899.850524][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 899.850857][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 899.851325][ T32] r9:83018205 r8:84a79800 r7:00000000 r6:83018200 r5:00001000 r4:7f21b000 ** 4 printk messages dropped ** [ 899.851598][ T32] r5:85bbd38c r4:85bbd000 [ 899.851639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 899.851891][ T32] r10:00000000 r9:85b55f80 r8:80287e08 r7:ed355e60 r6:85b68880 r5:84a79800 ** 6 printk messages dropped ** [ 899.852189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 899.852698][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.852844][ T32] Workqueue: events bpf_prog_free_deferred [ 899.852894][ T32] Call trace: [ 899.852923][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.852973][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.853016][ T32] r4:00000000 [ 899.853039][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.853120][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.853196][ T32] dd20: cc8b2000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.853244][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.853270][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.853296][ T32] r5:800b0013 r4:80239bb0 [ 899.853330][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.853395][ T32] r4:82ac21e4 [ 899.853418][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.868980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.869056][ T32] r4:eaa3ddc0 [ 899.869100][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.869335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.869392][ T32] r4:00000000 [ 899.869417][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.869482][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.869548][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.869599][ T32] r5:00001000 r4:dfc17000 [ 899.869619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.869680][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.869749][ T32] r5:85272f8c r4:85272c00 [ 899.869798][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.869849][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.869887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.869937][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.870004][ T32] r4:85249580 [ 899.870038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.870135][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.870168][ T32] r4:00000001 [ 899.870189][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.870228][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.870258][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.870286][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.870312][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.870361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.870387][ T32] r4:85243c40 [ 899.870412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.870452][ T32] INFO: task kworker/1:725:6808 blocked for more than 476 seconds. [ 899.870487][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.870535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.870562][ T32] task:kworker/1:725 state:D stack:0 pid:6808 tgid:6808 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.870662][ T32] Workqueue: events bpf_prog_free_deferred [ 899.870710][ T32] Call trace: [ 899.870772][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.870886][ T32] r10:8291a684 r9:ed339d84 r8:00000002 r7:60000013 r6:ed339d8c r5:84a7bc00 [ 899.870955][ T32] r4:84a7bc00 [ 899.871001][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.871072][ T32] r5:84a7bc00 r4:8291a680 [ 899.871096][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.871173][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.871261][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed339e08 [ 899.871287][ T32] r4:00000000 [ 899.871309][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.871388][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.871469][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.871557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b43400 [ 899.871582][ T32] r4:00000000 [ 899.871601][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.871668][ T32] r9:83018205 r8:84a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f21f000 [ 899.871717][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.871763][ T32] r5:00001000 r4:ed36d000 ** 1 printk messages dropped ** [ 899.871821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.871887][ T32] r5:85bbd78c r4:85bbd400 [ 899.871951][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.871999][ T32] r7:ddde2d80 r6:83018200 r5:85bbd78c r4:85b47000 [ 899.872020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.872065][ T32] r10:61c88647 r9:84a7bc00 r8:85b4702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 899.872291][ T32] r10:00000000 r9:85b47000 r8:80287e08 r7:ed361e60 r6:85b68900 r5:84a7bc00 ** 6 printk messages dropped ** [ 899.872613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 899.873514][ T32] Call trace: ** 2 printk messages dropped ** [ 899.891185][ T32] r4:00000000 ** 1 printk messages dropped ** [ 899.891256][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 899.891455][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 899.891562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 8 printk messages dropped ** [ 899.891967][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 899.892110][ T32] r5:85272f8c r4:85272c00 [ 899.892138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.892318][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.892370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.892432][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.892457][ T32] r4:85249580 [ 899.892503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.892554][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.892587][ T32] r4:00000001 [ 899.892635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.892677][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.892705][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.892733][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.892829][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.892867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.892893][ T32] r4:85243c40 [ 899.892917][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.892977][ T32] INFO: task kworker/1:726:6811 blocked for more than 476 seconds. [ 899.893071][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.893100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.893129][ T32] task:kworker/1:726 state:D stack:0 pid:6811 tgid:6811 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.893247][ T32] Workqueue: events bpf_prog_free_deferred [ 899.893370][ T32] Call trace: [ 899.893512][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.900267][ T32] r10:8291a684 r9:ed379d84 r8:00000002 r7:60000113 r6:ed379d8c r5:84a7c800 [ 899.900314][ T32] r4:84a7c800 [ 899.900460][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.900574][ T32] r5:84a7c800 r4:8291a680 [ 899.900600][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.900692][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.900806][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed379e08 [ 899.900833][ T32] r4:00000000 [ 899.900869][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.900907][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.901098][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.901149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b43580 [ 899.901234][ T32] r4:00000000 [ 899.901287][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.901346][ T32] r9:83018205 r8:84a7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f221000 [ 899.901409][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.901460][ T32] r5:00001000 r4:ed37b000 [ 899.901481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.901521][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.901562][ T32] r5:85bbdb8c r4:85bbd800 [ 899.901583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.901730][ T32] r7:ddde2d80 r6:83018200 r5:85bbdb8c r4:85b47080 [ 899.901845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.902052][ T32] r10:61c88647 r9:84a7c800 r8:85b470ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.902156][ T32] r4:85b47080 [ 899.902181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.902229][ T32] r10:00000000 r9:85b47080 r8:80287e08 r7:ed339e60 r6:85b68980 r5:84a7c800 [ 899.902277][ T32] r4:00000001 [ 899.902395][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.902444][ T32] Exception stack(0xed379fb0 to 0xed379ff8) [ 899.902475][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 899.902504][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.902555][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.902588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.902726][ T32] r4:85b433c0 [ 899.903397][ T32] INFO: task kworker/1:726:6811 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.903439][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.916596][ T32] Workqueue: events bpf_prog_free_deferred [ 899.916669][ T32] Call trace: [ 899.916702][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.916760][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.916784][ T32] r4:00000000 [ 899.916805][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.916949][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.916984][ T32] dd20: cd218000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.917014][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.917039][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.917063][ T32] r5:800b0013 r4:80239bb0 [ 899.917085][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.917194][ T32] r4:82ac21e4 [ 899.917255][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.917380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.917409][ T32] r4:eaa3ddc0 [ 899.917456][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.917500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.917523][ T32] r4:00000000 [ 899.917545][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.917660][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.917774][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.917820][ T32] r5:00001000 r4:dfc17000 [ 899.917841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.917882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.917926][ T32] r5:85272f8c r4:85272c00 [ 899.917947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.918019][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.918147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.918248][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.918342][ T32] r4:85249580 [ 899.918384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.918434][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.918458][ T32] r4:00000001 [ 899.918499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.918537][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.918565][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.918608][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.918793][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.918826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.918898][ T32] r4:85243c40 [ 899.918925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.918956][ T32] INFO: task kworker/1:727:6813 blocked for more than 476 seconds. [ 899.918989][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.919112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.919140][ T32] task:kworker/1:727 state:D stack:0 pid:6813 tgid:6813 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.919315][ T32] Workqueue: events bpf_prog_free_deferred [ 899.919362][ T32] Call trace: [ 899.919420][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.919547][ T32] r10:8291a684 r9:ed385d84 r8:00000002 r7:60000013 r6:ed385d8c r5:84a7d400 [ 899.919753][ T32] r4:84a7d400 [ 899.919861][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.919908][ T32] r5:84a7d400 r4:8291a680 [ 899.919929][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.919969][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.920039][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed385e08 [ 899.920069][ T32] r4:00000000 [ 899.920090][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.920149][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.920189][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.920355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b437c0 [ 899.920404][ T32] r4:00000000 [ 899.920427][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.920510][ T32] r9:83018205 r8:84a7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f225000 [ 899.920548][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.920593][ T32] r5:00001000 r4:ed38f000 [ 899.920635][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.920693][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.920772][ T32] r5:85bbe38c r4:85bbe000 [ 899.920797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.920846][ T32] r7:ddde2d80 r6:83018200 r5:85bbe38c r4:85b47100 [ 899.920945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.921031][ T32] r10:61c88647 r9:84a7d400 r8:85b4712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.921059][ T32] r4:85b47100 [ 899.921079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.921157][ T32] r10:00000000 r9:85b47100 r8:80287e08 r7:ed379e60 r6:85b68a00 r5:84a7d400 [ 899.921263][ T32] r4:00000001 [ 899.921300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.921341][ T32] Exception stack(0xed385fb0 to 0xed385ff8) [ 899.921369][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 899.921401][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.921452][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.921563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.921589][ T32] r4:85b43540 [ 899.922250][ T32] INFO: task kworker/1:727:6813 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.922314][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.922493][ T32] Workqueue: events bpf_prog_free_deferred [ 899.922575][ T32] Call trace: [ 899.922633][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.922687][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.922736][ T32] r4:00000000 [ 899.922849][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.922893][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.922964][ T32] dd20: cd218000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.923073][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.923279][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.923308][ T32] r5:800b0013 r4:80239bb0 [ 899.923395][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.923491][ T32] r4:82ac21e4 [ 899.949483][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.949576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.949603][ T32] r4:eaa3ddc0 [ 899.949624][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.949692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.949720][ T32] r4:00000000 [ 899.949892][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.949945][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.949969][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.950016][ T32] r5:00001000 r4:dfc17000 [ 899.950036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.950077][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.950119][ T32] r5:85272f8c r4:85272c00 [ 899.950167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.950219][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.950243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.950295][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.950319][ T32] r4:85249580 [ 899.950354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.950432][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.950459][ T32] r4:00000001 [ 899.950558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.950600][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.950630][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.950659][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.950685][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.950714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.950735][ T32] r4:85243c40 [ 899.950759][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.950788][ T32] INFO: task kworker/1:728:6816 blocked for more than 476 seconds. [ 899.950870][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.950951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.951026][ T32] task:kworker/1:728 state:D stack:0 pid:6816 tgid:6816 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.951107][ T32] Workqueue: events bpf_prog_free_deferred [ 899.951158][ T32] Call trace: [ 899.951265][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.951323][ T32] r10:8291a684 r9:ed39dd84 r8:00000002 r7:60000113 r6:ed39dd8c r5:84a7b000 [ 899.951371][ T32] r4:84a7b000 [ 899.951395][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.951489][ T32] r5:84a7b000 r4:8291a680 [ 899.951588][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.951681][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.951750][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed39de08 [ 899.951800][ T32] r4:00000000 [ 899.951824][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.951860][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.951986][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.952184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b43640 [ 899.952213][ T32] r4:00000000 [ 899.952313][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.952400][ T32] r9:83018205 r8:84a7b000 r7:00000000 r6:83018200 r5:00001000 r4:7f223000 [ 899.952425][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.952615][ T32] r5:00001000 r4:ed381000 [ 899.952871][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.952947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.952994][ T32] r5:85bbdf8c r4:85bbdc00 [ 899.953030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.953154][ T32] r7:ddde2d80 r6:83018200 r5:85bbdf8c r4:85b47180 [ 899.953213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.953290][ T32] r10:61c88647 r9:84a7b000 r8:85b471ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.953343][ T32] r4:85b47180 [ 899.953437][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.961456][ T32] r10:00000000 r9:85b47180 r8:80287e08 r7:ed385e60 r6:85b68a80 r5:84a7b000 [ 899.961502][ T32] r4:00000001 [ 899.961526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.961583][ T32] Exception stack(0xed39dfb0 to 0xed39dff8) [ 899.961614][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.961643][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.961671][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.961700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.961740][ T32] r4:85b43680 [ 899.962433][ T32] INFO: task kworker/1:728:6816 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.962505][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.962806][ T32] Workqueue: events bpf_prog_free_deferred [ 899.962865][ T32] Call trace: [ 899.962937][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.962994][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.963018][ T32] r4:00000000 [ 899.963113][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.963220][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.963253][ T32] dd20: cd5f0000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.963320][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.963351][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.963413][ T32] r5:800b0013 r4:80239bb0 [ 899.963437][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.963524][ T32] r4:82ac21e4 [ 899.966748][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.966840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 899.966990][ T32] r4:eaa3ddc0 [ 899.967017][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.967063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 899.967086][ T32] r4:00000000 [ 899.967106][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.967158][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 899.967181][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.967227][ T32] r5:00001000 r4:dfc17000 [ 899.967248][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.967385][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.967497][ T32] r5:85272f8c r4:85272c00 [ 899.967522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.967620][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.967647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.967695][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.967717][ T32] r4:85249580 [ 899.967736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.968034][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.968061][ T32] r4:00000001 [ 899.968082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.968149][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.968206][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.968240][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.968269][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.968347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.968389][ T32] r4:85243c40 [ 899.968457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.968574][ T32] INFO: task kworker/1:729:6817 blocked for more than 476 seconds. [ 899.968678][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.968706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.968729][ T32] task:kworker/1:729 state:D stack:0 pid:6817 tgid:6817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.968784][ T32] Workqueue: events bpf_prog_free_deferred [ 899.968911][ T32] Call trace: [ 899.968942][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.969071][ T32] r10:8291a684 r9:ed3a5d84 r8:00000002 r7:60000013 r6:ed3a5d8c r5:84a7a400 [ 899.969196][ T32] r4:84a7a400 [ 899.969223][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.969268][ T32] r5:84a7a400 r4:8291a680 [ 899.969289][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.969329][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.969373][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3a5e08 [ 899.969396][ T32] r4:00000000 [ 899.969415][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.969473][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.969574][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.969620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b43880 [ 899.969694][ T32] r4:00000000 [ 899.969722][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.969795][ T32] r9:83018205 r8:84a7a400 r7:00000000 r6:83018200 r5:00001000 r4:7f227000 [ 899.969821][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.969863][ T32] r5:00001000 r4:ed395000 [ 899.969896][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.969943][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.969988][ T32] r5:85bbe78c r4:85bbe400 [ 899.970007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.970188][ T32] r7:ddde2d80 r6:83018200 r5:85bbe78c r4:85b47200 [ 899.970213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.970261][ T32] r10:61c88647 r9:84a7a400 r8:85b4722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.970387][ T32] r4:85b47200 [ 899.970674][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.970721][ T32] r10:00000000 r9:85b47200 r8:80287e08 r7:ed385e60 r6:85b68b00 r5:84a7a400 [ 899.970784][ T32] r4:00000001 [ 899.970806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.970878][ T32] Exception stack(0xed3a5fb0 to 0xed3a5ff8) [ 899.970996][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 899.971061][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.971106][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.971137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.971193][ T32] r4:85b43740 [ 899.971849][ T32] INFO: task kworker/1:729:6817 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 899.971890][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.971950][ T32] Workqueue: events bpf_prog_free_deferred [ 899.972021][ T32] Call trace: [ 899.972065][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 899.972117][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 899.972140][ T32] r4:00000000 [ 899.972178][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.972249][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 899.972288][ T32] dd20: cd5f0000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 899.972377][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 899.972443][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 899.972473][ T32] r5:800b0013 r4:80239bb0 [ 899.972538][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.972636][ T32] r4:82ac21e4 [ 899.972698][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 899.972933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 5 printk messages dropped ** [ 899.973307][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.973348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.973458][ T32] r5:85272f8c r4:85272c00 [ 899.973526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.991691][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 899.991771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.991851][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.991877][ T32] r4:85249580 [ 899.991898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.992038][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 899.992069][ T32] r4:00000001 [ 899.992093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.992135][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 899.992172][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.992203][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.992229][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.992257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.992289][ T32] r4:85243c40 [ 899.992348][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.992415][ T32] INFO: task kworker/1:730:6819 blocked for more than 476 seconds. [ 899.992458][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.992510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.992543][ T32] task:kworker/1:730 state:D stack:0 pid:6819 tgid:6819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.992654][ T32] Workqueue: events bpf_prog_free_deferred [ 899.992739][ T32] Call trace: [ 899.992774][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 899.992828][ T32] r10:8291a684 r9:ed3b5d84 r8:00000002 r7:60000013 r6:ed3b5d8c r5:85388c00 [ 899.992857][ T32] r4:85388c00 [ 899.992881][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 899.992925][ T32] r5:85388c00 r4:8291a680 [ 899.992947][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.992988][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 899.993030][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3b5e08 [ 899.993079][ T32] r4:00000000 [ 899.993107][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 899.993152][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.993236][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.993282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b439c0 [ 899.993306][ T32] r4:00000000 [ 899.993328][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 899.993376][ T32] r9:83018205 r8:85388c00 r7:00000000 r6:83018200 r5:00001000 r4:7f229000 [ 899.993429][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.006912][ T32] r5:00001000 r4:ed3ab000 [ 900.006978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.007047][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.007118][ T32] r5:85bbeb8c r4:85bbe800 [ 900.007161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.007215][ T32] r7:ddde2d80 r6:83018200 r5:85bbeb8c r4:85b47280 [ 900.007281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.007347][ T32] r10:61c88647 r9:85388c00 r8:85b472ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.007399][ T32] r4:85b47280 [ 900.007435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.007489][ T32] r10:00000000 r9:85b47280 r8:80287e08 r7:ed3a5e60 r6:85b68b80 r5:85388c00 [ 900.007512][ T32] r4:00000001 [ 900.007607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.007688][ T32] Exception stack(0xed3b5fb0 to 0xed3b5ff8) [ 900.007900][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 900.008009][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.008039][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.008148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.008175][ T32] r4:85b438c0 [ 900.008799][ T32] INFO: task kworker/1:730:6819 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.008837][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.008906][ T32] Workqueue: events bpf_prog_free_deferred [ 900.009010][ T32] Call trace: [ 900.009045][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.009099][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.009123][ T32] r4:00000000 [ 900.009154][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.009259][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.009324][ T32] dd20: cdc16000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 4 printk messages dropped ** [ 900.009530][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 900.009741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 900.010166][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 7 printk messages dropped ** [ 900.010743][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 900.011040][ T32] INFO: task kworker/1:731:6821 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 900.011483][ T32] r4:85389800 ** 4 printk messages dropped ** [ 900.011692][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3b9e08 ** 7 printk messages dropped ** [ 900.012154][ T32] r9:83018205 r8:85389800 r7:00000000 r6:83018200 r5:00001000 r4:7f22d000 ** 4 printk messages dropped ** [ 900.012433][ T32] r5:85bbf38c r4:85bbf000 ** 2 printk messages dropped ** [ 900.012617][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 900.012869][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 900.013492][ T32] INFO: task kworker/1:731:6821 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.030164][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.030396][ T32] Workqueue: events bpf_prog_free_deferred [ 900.030540][ T32] Call trace: [ 900.030611][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.030773][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.030803][ T32] r4:00000000 [ 900.030985][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.031030][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.031080][ T32] dd20: cdd2e000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.031118][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.031201][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.031231][ T32] r5:800b0013 r4:80239bb0 [ 900.031254][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.031310][ T32] r4:82ac21e4 [ 900.031333][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.031429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.031546][ T32] r4:eaa3ddc0 [ 900.031571][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.031614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.031636][ T32] r4:00000000 [ 900.031656][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.031776][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.031802][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.031886][ T32] r5:00001000 r4:dfc17000 [ 900.031910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.031966][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.032014][ T32] r5:85272f8c r4:85272c00 [ 900.032035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.032082][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.032104][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.032169][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.032195][ T32] r4:85249580 [ 900.032240][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.032316][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 900.032371][ T32] r4:00000001 [ 900.032738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.032820][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 900.032909][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.032957][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.032987][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.033017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.033154][ T32] r4:85243c40 [ 900.033225][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.033286][ T32] INFO: task kworker/1:732:6822 blocked for more than 477 seconds. [ 900.033325][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.033353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.033374][ T32] task:kworker/1:732 state:D stack:0 pid:6822 tgid:6822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.033423][ T32] Workqueue: events bpf_prog_free_deferred [ 900.033553][ T32] Call trace: [ 900.044196][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 900.044283][ T32] r10:8291a684 r9:ed3c1d84 r8:00000002 r7:60000113 r6:ed3c1d8c r5:8538a400 [ 900.044310][ T32] r4:8538a400 [ 900.044333][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 900.044377][ T32] r5:8538a400 r4:8291a680 [ 900.044397][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.044487][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 900.044537][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3c1e08 [ 900.044562][ T32] r4:00000000 [ 900.044606][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 900.044731][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.044778][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.044846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b43c00 [ 900.044873][ T32] r4:00000000 [ 900.044893][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.044965][ T32] r9:83018205 r8:8538a400 r7:00000000 r6:83018200 r5:00001000 r4:7f22b000 [ 900.045000][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.045189][ T32] r5:00001000 r4:ed3b1000 [ 900.045223][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.045266][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.045308][ T32] r5:85bbef8c r4:85bbec00 [ 900.045329][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.045437][ T32] r7:ddde2d80 r6:83018200 r5:85bbef8c r4:85b47380 [ 900.045495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.045546][ T32] r10:61c88647 r9:8538a400 r8:85b473ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.045647][ T32] r4:85b47380 [ 900.045671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.045718][ T32] r10:00000000 r9:85b47380 r8:80287e08 r7:ed3b9e60 r6:85b68c80 r5:8538a400 [ 900.045741][ T32] r4:00000001 [ 900.045761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.045798][ T32] Exception stack(0xed3c1fb0 to 0xed3c1ff8) [ 900.045854][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.045890][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.045918][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.045975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.046008][ T32] r4:85b43d40 [ 900.046644][ T32] INFO: task kworker/1:732:6822 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.046708][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.046819][ T32] Workqueue: events bpf_prog_free_deferred [ 900.046872][ T32] Call trace: [ 900.047036][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.047092][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.047116][ T32] r4:00000000 [ 900.047151][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.047195][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.047248][ T32] dd20: cde4e000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.047280][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.047310][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.047358][ T32] r5:800b0013 r4:80239bb0 [ 900.047382][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.047423][ T32] r4:82ac21e4 [ 900.047443][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.047509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.047535][ T32] r4:eaa3ddc0 [ 900.047554][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 900.047687][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 9 printk messages dropped ** [ 900.048293][ T32] r4:85249580 ** 4 printk messages dropped ** [ 900.048810][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 900.049217][ T32] INFO: task kworker/1:733:6825 blocked for more than 477 seconds. ** 10 printk messages dropped ** [ 900.049779][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 900.050290][ T32] r4:00000000 ** 6 printk messages dropped ** [ 900.050764][ T32] r5:85bbf78c r4:85bbf400 [ 900.050862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.050912][ T32] r7:ddde2d80 r6:83018200 r5:85bbf78c r4:85b47400 ** 1 printk messages dropped ** [ 900.051021][ T32] r10:61c88647 r9:8538b000 r8:85b4742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 900.051356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 900.052565][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 900.053052][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 900.053434][ T32] r4:eaa3ddc0 ** 6 printk messages dropped ** [ 900.080576][ T32] r5:00001000 r4:dfc17000 ** 7 printk messages dropped ** [ 900.081011][ T32] r4:85249580 ** 4 printk messages dropped ** [ 900.081400][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 4 printk messages dropped ** [ 900.081762][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 900.082141][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 900.082770][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 900.083375][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.083432][ T32] r5:00001000 r4:ed3d3000 [ 900.083575][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.097142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.097290][ T32] r5:85bbfb8c r4:85bbf800 [ 900.097344][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.097400][ T32] r7:ddde2d80 r6:83018200 r5:85bbfb8c r4:85b47480 [ 900.097422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.097470][ T32] r10:61c88647 r9:8538bc00 r8:85b474ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.097493][ T32] r4:85b47480 [ 900.097592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.097644][ T32] r10:00000000 r9:85b47480 r8:80287e08 r7:ed3cde60 r6:85b68d80 r5:8538bc00 [ 900.097667][ T32] r4:00000001 [ 900.097692][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.097733][ T32] Exception stack(0xed3ddfb0 to 0xed3ddff8) [ 900.097788][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.097900][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.098008][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.098046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.098070][ T32] r4:85b5f980 [ 900.098702][ T32] INFO: task kworker/1:734:6827 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.098764][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.098932][ T32] Workqueue: events bpf_prog_free_deferred [ 900.099160][ T32] Call trace: [ 900.099379][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.099433][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.099457][ T32] r4:00000000 [ 900.099552][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.099596][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.099649][ T32] dd20: ce41a000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.099834][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.099865][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.099890][ T32] r5:800b0013 r4:80239bb0 [ 900.099912][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.099954][ T32] r4:82ac21e4 [ 900.099973][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.100014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.100137][ T32] r4:eaa3ddc0 [ 900.100165][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.100207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.100229][ T32] r4:00000000 [ 900.100250][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.100296][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.100319][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.100361][ T32] r5:00001000 r4:dfc17000 [ 900.100381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.100432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.100491][ T32] r5:85272f8c r4:85272c00 [ 900.100759][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.100810][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.100831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.100952][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.101003][ T32] r4:85249580 [ 900.101028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.101074][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 900.101189][ T32] r4:00000001 [ 900.101231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.101272][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 900.101300][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.101329][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.101365][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.101397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.101420][ T32] r4:85243c40 [ 900.101459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.101491][ T32] INFO: task kworker/1:735:6828 blocked for more than 477 seconds. [ 900.101549][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.101578][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.101599][ T32] task:kworker/1:735 state:D stack:0 pid:6828 tgid:6828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.101688][ T32] Workqueue: events bpf_prog_free_deferred [ 900.101734][ T32] Call trace: [ 900.101763][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 900.101824][ T32] r10:8291a684 r9:ed3e1d84 r8:00000002 r7:60000113 r6:ed3e1d8c r5:8538c800 [ 900.101852][ T32] r4:8538c800 [ 900.101874][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 900.102047][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3e1e08 ** 5 printk messages dropped ** [ 900.102354][ T32] r4:00000000 ** 1 printk messages dropped ** [ 900.102423][ T32] r9:83018205 r8:8538c800 r7:00000000 r6:83018200 r5:00001000 r4:7f14f000 [ 900.102445][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.102487][ T32] r5:00001000 r4:dfbcf000 [ 900.102506][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.102544][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.102640][ T32] r5:85cb838c r4:85cb8000 [ 900.102669][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.102719][ T32] r7:ddde2d80 r6:83018200 r5:85cb838c r4:85b47500 [ 900.102776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.102832][ T32] r10:61c88647 r9:8538c800 r8:85b4752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.102857][ T32] r4:85b47500 [ 900.102877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.102970][ T32] r10:00000000 r9:85b47500 r8:80287e08 r7:ed3dde60 r6:85b68e00 r5:8538c800 [ 900.103047][ T32] r4:00000001 [ 900.103080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.103120][ T32] Exception stack(0xed3e1fb0 to 0xed3e1ff8) [ 900.103157][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.103187][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.103217][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.103246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.103293][ T32] r4:85b43ac0 [ 900.111252][ T32] INFO: task kworker/1:735:6828 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.111365][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.111634][ T32] Workqueue: events bpf_prog_free_deferred [ 900.111806][ T32] Call trace: [ 900.112126][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.112195][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.112226][ T32] r4:00000000 [ 900.112297][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.112389][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.112431][ T32] dd20: ce41a000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.112461][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.112487][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.112511][ T32] r5:800b0013 r4:80239bb0 [ 900.112614][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.112689][ T32] r4:82ac21e4 [ 900.112924][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.113127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.113190][ T32] r4:eaa3ddc0 [ 900.113228][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.113273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.113323][ T32] r4:00000000 [ 900.113347][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.113398][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.113472][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.127934][ T32] r5:00001000 r4:dfc17000 [ 900.127982][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.128264][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.128339][ T32] r5:85272f8c r4:85272c00 [ 900.128413][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.128466][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.128588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.128646][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.128722][ T32] r4:85249580 [ 900.128821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.128923][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 900.128983][ T32] r4:00000001 [ 900.129021][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.129063][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 1 printk messages dropped ** [ 900.129162][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 900.129606][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 900.130074][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3a9e08 ** 7 printk messages dropped ** [ 900.130394][ T32] r9:83018205 r8:8538d400 r7:00000000 r6:83018200 r5:00001000 r4:7f233000 ** 4 printk messages dropped ** [ 900.130594][ T32] r5:85bbff8c r4:85bbfc00 [ 900.130614][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 900.130756][ T32] r10:61c88647 r9:8538d400 r8:85b475ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 900.131137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 900.132169][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.132196][ T32] r4:00000000 [ 900.132216][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.132279][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.132375][ T32] dd20: ce7ab000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.132416][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.132443][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.132468][ T32] r5:800b0013 r4:80239bb0 [ 900.132488][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.132530][ T32] r4:82ac21e4 [ 900.132550][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.132640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.132694][ T32] r4:eaa3ddc0 [ 900.132720][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.132764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.132836][ T32] r4:00000000 [ 900.132860][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.132905][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.132933][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.132978][ T32] r5:00001000 r4:dfc17000 [ 900.132997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.133071][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.133124][ T32] r5:85272f8c r4:85272c00 [ 900.133156][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.133278][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.133311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.133360][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.133408][ T32] r4:85249580 [ 900.133458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.146119][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 900.146510][ T32] r4:00000001 [ 900.146628][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.146693][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 900.146825][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.146860][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.147103][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.147156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.147188][ T32] r4:85243c40 [ 900.147265][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.147414][ T32] INFO: task kworker/1:737:6834 blocked for more than 477 seconds. [ 900.147501][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.147529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.147553][ T32] task:kworker/1:737 state:D stack:0 pid:6834 tgid:6834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.147611][ T32] Workqueue: events bpf_prog_free_deferred [ 900.147659][ T32] Call trace: [ 900.147690][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 900.148115][ T32] r10:8291a684 r9:ed039d84 r8:00000002 r7:60000113 r6:ed039d8c r5:8538e000 [ 900.148149][ T32] r4:8538e000 [ 900.148172][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 900.148216][ T32] r5:8538e000 r4:8291a680 [ 900.148237][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.148378][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 900.148426][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed039e08 [ 900.148578][ T32] r4:00000000 [ 900.148608][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 900.148644][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.148681][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.148723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b3f300 [ 900.148952][ T32] r4:00000000 [ 900.148977][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.149209][ T32] r9:83018205 r8:8538e000 r7:00000000 r6:83018200 r5:00001000 r4:7f151000 ** 4 printk messages dropped ** [ 900.149518][ T32] r5:85cb878c r4:85cb8400 [ 900.149538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.149822][ T32] r7:ddde2d80 r6:83018200 r5:85cb878c r4:85b47600 ** 1 printk messages dropped ** [ 900.150005][ T32] r10:61c88647 r9:8538e000 r8:85b4762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 900.150404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 900.151932][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 900.152327][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 900.152636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 11 printk messages dropped ** [ 900.153265][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 900.175866][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 900.176308][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 900.176641][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 900.177124][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 900.177346][ T32] r5:85cb8b8c r4:85cb8800 [ 900.177418][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.177494][ T32] r7:ddde2d80 r6:83018200 r5:85cb8b8c r4:85b47680 [ 900.177527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.177581][ T32] r10:61c88647 r9:84a7ec00 r8:85b476ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.177609][ T32] r4:85b47680 [ 900.177657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.177716][ T32] r10:00000000 r9:85b47680 r8:80287e08 r7:ed039e60 r6:85b68f80 r5:84a7ec00 [ 900.177740][ T32] r4:00000001 [ 900.177761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.177799][ T32] Exception stack(0xed05dfb0 to 0xed05dff8) [ 900.177828][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.177883][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.177921][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.177952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.177975][ T32] r4:85b3f340 [ 900.178608][ T32] INFO: task kworker/1:738:6837 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.178669][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.178733][ T32] Workqueue: events bpf_prog_free_deferred [ 900.178802][ T32] Call trace: [ 900.178865][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.178917][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.178940][ T32] r4:00000000 [ 900.178960][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.178999][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 2 printk messages dropped ** [ 900.179150][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 900.179537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 11 printk messages dropped ** [ 900.180115][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 900.180378][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 900.180650][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 900.180770][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 900.181086][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed061e08 ** 7 printk messages dropped ** [ 900.181529][ T32] r9:83018205 r8:84a7e000 r7:00000000 r6:83018200 r5:00001000 r4:7f157000 ** 4 printk messages dropped ** [ 900.181858][ T32] r5:85cb938c r4:85cb9000 [ 900.181956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 900.182267][ T32] r10:00000000 r9:85b47700 r8:80287e08 r7:ed05de60 r6:85b36000 r5:84a7e000 ** 6 printk messages dropped ** [ 900.182625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 900.183348][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 900.204847][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 900.205028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 900.205639][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 5 printk messages dropped ** [ 900.206175][ T32] r4:00000001 [ 900.206195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.206233][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 900.206273][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.206305][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.206332][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.206360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.206382][ T32] r4:85243c40 [ 900.206436][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.206482][ T32] INFO: task kworker/1:740:6839 blocked for more than 477 seconds. [ 900.206517][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.206542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.206565][ T32] task:kworker/1:740 state:D stack:0 pid:6839 tgid:6839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.206793][ T32] Workqueue: events bpf_prog_free_deferred [ 900.206852][ T32] Call trace: [ 900.206925][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 900.207099][ T32] r10:8291a684 r9:ed071d84 r8:00000002 r7:60000013 r6:ed071d8c r5:8538ec00 [ 900.207192][ T32] r4:8538ec00 [ 900.207218][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 900.207263][ T32] r5:8538ec00 r4:8291a680 [ 900.207306][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.207482][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 900.207680][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed071e08 [ 900.207706][ T32] r4:00000000 [ 900.207882][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 900.207922][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.207970][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.208087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b3f540 [ 900.208141][ T32] r4:00000000 [ 900.208167][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.208217][ T32] r9:83018205 r8:8538ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f155000 [ 900.208245][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.208289][ T32] r5:00001000 r4:ed049000 [ 900.208308][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.208348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.208395][ T32] r5:85cb8f8c r4:85cb8c00 [ 900.208452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.208646][ T32] r7:ddde2d80 r6:83018200 r5:85cb8f8c r4:85b47780 [ 900.208755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.208859][ T32] r10:61c88647 r9:8538ec00 r8:85b477ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.208902][ T32] r4:85b47780 [ 900.208931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.208976][ T32] r10:00000000 r9:85b47780 r8:80287e08 r7:ed061e60 r6:85b36080 r5:8538ec00 [ 900.209010][ T32] r4:00000001 [ 900.209037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.209099][ T32] Exception stack(0xed071fb0 to 0xed071ff8) [ 900.209153][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.209206][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.209238][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.209266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.209314][ T32] r4:85b3f700 [ 900.209937][ T32] INFO: task kworker/1:740:6839 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.209972][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.210065][ T32] Workqueue: events bpf_prog_free_deferred [ 900.210133][ T32] Call trace: [ 900.210172][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.210224][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.210247][ T32] r4:00000000 [ 900.210267][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.210334][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.210367][ T32] dd20: cef03000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.210396][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.210427][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.210453][ T32] r5:800b0013 r4:80239bb0 [ 900.210522][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.210616][ T32] r4:82ac21e4 [ 900.210641][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.210732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.210758][ T32] r4:eaa3ddc0 [ 900.210779][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.210820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.210917][ T32] r4:00000000 ** 4 printk messages dropped ** [ 900.211159][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 900.211610][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 900.212007][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 900.212249][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 900.212836][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 900.244405][ T32] r5:00001000 r4:ed065000 ** 2 printk messages dropped ** [ 900.244678][ T32] r5:85cb978c r4:85cb9400 ** 2 printk messages dropped ** [ 900.244877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 900.245449][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 900.247287][ T32] r4:00000000 ** 4 printk messages dropped ** [ 900.247631][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 900.248111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 900.248932][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 5 printk messages dropped ** [ 900.249299][ T32] r4:00000001 ** 5 printk messages dropped ** [ 900.249675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 900.250124][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 900.250431][ T32] r4:85518000 [ 900.250479][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 900.250574][ T32] r5:85518000 r4:8291a680 [ 900.250617][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.250687][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 900.250763][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed091e08 [ 900.250831][ T32] r4:00000000 [ 900.250944][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 900.251023][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.251112][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.251198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b3fe40 [ 900.251260][ T32] r4:00000000 [ 900.251399][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.251486][ T32] r9:83018205 r8:85518000 r7:00000000 r6:83018200 r5:00001000 r4:7f161000 [ 900.251553][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.251633][ T32] r5:00001000 r4:ed09b000 [ 900.251672][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.251763][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.251872][ T32] r5:85cba78c r4:85cba400 [ 900.251915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.251999][ T32] r7:ddde2d80 r6:83018200 r5:85cba78c r4:85b47880 [ 900.252039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.252146][ T32] r10:61c88647 r9:85518000 r8:85b478ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.252195][ T32] r4:85b47880 [ 900.252231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.252334][ T32] r10:00000000 r9:85b47880 r8:80287e08 r7:ed075e60 r6:85b36180 r5:85518000 [ 900.252403][ T32] r4:00000001 [ 900.252445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.252510][ T32] Exception stack(0xed091fb0 to 0xed091ff8) [ 900.252561][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.252615][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.252665][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.252718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.252774][ T32] r4:85b3f840 [ 900.253364][ T32] INFO: task kworker/1:742:6844 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.253449][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.282980][ T32] Workqueue: events bpf_prog_free_deferred [ 900.283077][ T32] Call trace: [ 900.283137][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.283224][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.283283][ T32] r4:00000000 [ 900.283334][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.283380][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.283454][ T32] dd20: cf63c000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.283556][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.284400][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.284483][ T32] r5:800b0013 r4:80239bb0 [ 900.284536][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.284598][ T32] r4:82ac21e4 [ 900.284620][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.284683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.284738][ T32] r4:eaa3ddc0 [ 900.284793][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.284869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.284921][ T32] r4:00000000 [ 900.284970][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.285046][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.285082][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.285131][ T32] r5:00001000 r4:dfc17000 [ 900.285162][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.285262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.285332][ T32] r5:85272f8c r4:85272c00 ** 3 printk messages dropped ** [ 900.285509][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 900.285783][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 900.286051][ T32] INFO: task kworker/1:743:6846 blocked for more than 477 seconds. ** 3 printk messages dropped ** [ 900.286269][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 900.286559][ T32] r4:85519800 ** 3 printk messages dropped ** [ 900.286711][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 900.286897][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 900.287104][ T32] r5:00001000 r4:ed077000 ** 2 printk messages dropped ** [ 900.287239][ T32] r5:85cb9b8c r4:85cb9800 [ 900.287268][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.287314][ T32] r7:ddde2d80 r6:83018200 r5:85cb9b8c r4:85b47900 [ 900.287356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.287460][ T32] r10:61c88647 r9:85519800 r8:85b4792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.287487][ T32] r4:85b47900 [ 900.287506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.287576][ T32] r10:00000000 r9:85b47900 r8:80287e08 r7:ed091e60 r6:85b36200 r5:85519800 [ 900.287602][ T32] r4:00000001 [ 900.287627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.287689][ T32] Exception stack(0xed101fb0 to 0xed101ff8) [ 900.287745][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.287784][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.287813][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.287897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.288027][ T32] r4:85b3f9c0 [ 900.288652][ T32] INFO: task kworker/1:743:6846 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.288736][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.288866][ T32] Workqueue: events bpf_prog_free_deferred [ 900.288986][ T32] Call trace: [ 900.289075][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.289131][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.289202][ T32] r4:00000000 [ 900.289262][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.289314][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.289342][ T32] dd20: cf63c000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.289372][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.289397][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.289446][ T32] r5:800b0013 r4:80239bb0 [ 900.289470][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.289512][ T32] r4:82ac21e4 [ 900.289532][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.289574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.289620][ T32] r4:eaa3ddc0 [ 900.289667][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.289738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.289763][ T32] r4:00000000 [ 900.289826][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.289873][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.289895][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.289937][ T32] r5:00001000 r4:dfc17000 [ 900.289957][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.289997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.290040][ T32] r5:85272f8c r4:85272c00 [ 900.290084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.290133][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.290161][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.290209][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 900.290406][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 8 printk messages dropped ** [ 900.290741][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 900.291178][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 900.291568][ T32] r5:00001000 r4:ed07f000 ** 2 printk messages dropped ** [ 900.291773][ T32] r5:85cb9f8c r4:85cb9c00 [ 900.291810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 900.291971][ T32] r10:61c88647 r9:8551a400 r8:85b479ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.291994][ T32] r4:85b47980 [ 900.292013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.292074][ T32] r10:00000000 r9:85b47980 r8:80287e08 r7:ed091e60 r6:85b36280 r5:8551a400 [ 900.292125][ T32] r4:00000001 [ 900.292153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.292296][ T32] Exception stack(0xed115fb0 to 0xed115ff8) [ 900.292370][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 900.292436][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.292467][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.292507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.292556][ T32] r4:85b3f9c0 [ 900.292920][ T32] INFO: task kworker/1:744:6847 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.292965][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.293023][ T32] Workqueue: events bpf_prog_free_deferred [ 900.293066][ T32] Call trace: [ 900.293096][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.293187][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.293237][ T32] r4:00000000 [ 900.293259][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.293300][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.293327][ T32] dd20: cf63c000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.293356][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.293396][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.293425][ T32] r5:800b0013 r4:80239bb0 [ 900.293445][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.314160][ T32] r4:82ac21e4 [ 900.314275][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.314376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.314412][ T32] r4:eaa3ddc0 [ 900.314434][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.314479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.314502][ T32] r4:00000000 [ 900.314522][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.314599][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.314679][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.314729][ T32] r5:00001000 r4:dfc17000 [ 900.314751][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.314791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.314884][ T32] r5:85272f8c r4:85272c00 [ 900.314908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.314957][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.315005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.315081][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.315107][ T32] r4:85249580 [ 900.315182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.315279][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 900.315397][ T32] r4:00000001 [ 900.315420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.315460][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 900.315492][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.315549][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.315580][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 900.315719][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 900.316153][ T32] r4:8551b000 ** 4 printk messages dropped ** [ 900.316323][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3f1e08 ** 8 printk messages dropped ** [ 900.317118][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 900.317347][ T32] r5:85cba38c r4:85cba000 [ 900.317369][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 900.318127][ T32] r10:00000000 r9:85b47a00 r8:80287e08 r7:ed091e60 r6:85b36300 r5:8551b000 ** 10 printk messages dropped ** [ 900.319671][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 900.320329][ T32] r4:00000000 ** 4 printk messages dropped ** [ 900.320565][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 900.320861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 8 printk messages dropped ** [ 900.321278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 900.321995][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 900.322387][ T32] INFO: task kworker/1:746:6852 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 900.322890][ T32] r4:8551bc00 ** 4 printk messages dropped ** [ 900.323343][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3f5e08 ** 5 printk messages dropped ** [ 900.346667][ T32] r4:00000000 ** 6 printk messages dropped ** [ 900.347019][ T32] r5:85cbaf8c r4:85cbac00 [ 900.347041][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 900.347254][ T32] r4:85b47a80 ** 7 printk messages dropped ** [ 900.347545][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 900.348466][ T32] Call trace: ** 7 printk messages dropped ** [ 900.348810][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.348862][ T32] r5:800b0013 r4:80239bb0 [ 900.348915][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.348959][ T32] r4:82ac21e4 [ 900.348979][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.349037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.349065][ T32] r4:eaa3ddc0 [ 900.349084][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.349127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.349154][ T32] r4:00000000 [ 900.349219][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.349269][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.349292][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.349335][ T32] r5:00001000 r4:dfc17000 [ 900.349356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.349396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.349438][ T32] r5:85272f8c r4:85272c00 [ 900.349460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.349505][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.349527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.349573][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.349595][ T32] r4:85249580 [ 900.349628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.349677][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 900.349700][ T32] r4:00000001 [ 900.349720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.349755][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 900.349782][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.349821][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.349852][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.349883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.349906][ T32] r4:85243c40 [ 900.349927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.349955][ T32] INFO: task kworker/1:747:6853 blocked for more than 477 seconds. [ 900.349989][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.350027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.350051][ T32] task:kworker/1:747 state:D stack:0 pid:6853 tgid:6853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.350127][ T32] Workqueue: events bpf_prog_free_deferred [ 900.350226][ T32] Call trace: [ 900.350260][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 900.350308][ T32] r10:8291a684 r9:ed3f9d84 r8:00000002 r7:60000013 r6:ed3f9d8c r5:8551c800 [ 900.350331][ T32] r4:8551c800 [ 900.350355][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 900.350399][ T32] r5:8551c800 r4:8291a680 [ 900.350419][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.350458][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 900.350501][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3f9e08 [ 900.350522][ T32] r4:00000000 [ 900.350541][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 900.350574][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.350631][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.350700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b3ff40 [ 900.350750][ T32] r4:00000000 [ 900.350813][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.350860][ T32] r9:83018205 r8:8551c800 r7:00000000 r6:83018200 r5:00001000 r4:7f163000 [ 900.350882][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.350923][ T32] r5:00001000 r4:ed0b5000 [ 900.350942][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.350995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.351040][ T32] r5:85cbab8c r4:85cba800 [ 900.351062][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.351108][ T32] r7:ddde2d80 r6:83018200 r5:85cbab8c r4:85b47b00 [ 900.351128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.351206][ T32] r10:61c88647 r9:8551c800 r8:85b47b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.351258][ T32] r4:85b47b00 [ 900.351281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.351351][ T32] r10:00000000 r9:85b47b00 r8:80287e08 r7:ed3f5e60 r6:85b36400 r5:8551c800 [ 900.351400][ T32] r4:00000001 [ 900.351547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.351599][ T32] Exception stack(0xed3f9fb0 to 0xed3f9ff8) ** 4 printk messages dropped ** [ 900.351839][ T32] r4:85b3f0c0 ** 2 printk messages dropped ** [ 900.352266][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 900.352711][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 900.352931][ T32] r4:eaa3ddc0 ** 2 printk messages dropped ** [ 900.353049][ T32] r4:00000000 ** 6 printk messages dropped ** [ 900.353474][ T32] r5:85272f8c r4:85272c00 ** 3 printk messages dropped ** [ 900.373273][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 900.374194][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 900.374713][ T32] Call trace: ** 4 printk messages dropped ** [ 900.375037][ T32] r5:8551d400 r4:8291a680 ** 2 printk messages dropped ** [ 900.375183][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0f5e08 ** 5 printk messages dropped ** [ 900.375438][ T32] r4:00000000 ** 6 printk messages dropped ** [ 900.375722][ T32] r5:85cbbf8c r4:85cbbc00 [ 900.375747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.375795][ T32] r7:ddde2d80 r6:83018200 r5:85cbbf8c r4:85b47b80 [ 900.375817][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.375863][ T32] r10:61c88647 r9:8551d400 r8:85b47bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.375916][ T32] r4:85b47b80 [ 900.375991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.376041][ T32] r10:00000000 r9:85b47b80 r8:80287e08 r7:ed3f5e60 r6:85b36480 r5:8551d400 [ 900.376065][ T32] r4:00000001 [ 900.376084][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.376121][ T32] Exception stack(0xed0f5fb0 to 0xed0f5ff8) [ 900.376182][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 900.376217][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.376244][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.376283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.376334][ T32] r4:85b43340 [ 900.376959][ T32] INFO: task kworker/1:748:6858 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.377044][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.377112][ T32] Workqueue: events bpf_prog_free_deferred [ 900.377213][ T32] Call trace: [ 900.377249][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.377302][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.377341][ T32] r4:00000000 [ 900.377390][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.377434][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.377462][ T32] dd20: cfefb000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.377541][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.377595][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.377647][ T32] r5:800b0013 r4:80239bb0 [ 900.377671][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.377712][ T32] r4:82ac21e4 [ 900.377731][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.377778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.377827][ T32] r4:eaa3ddc0 [ 900.377851][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.377894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.377917][ T32] r4:00000000 [ 900.377967][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.378015][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.378038][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.378091][ T32] r5:00001000 r4:dfc17000 [ 900.378119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.378195][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.378244][ T32] r5:85272f8c r4:85272c00 [ 900.378266][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.378312][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.378357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.378408][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.378430][ T32] r4:85249580 [ 900.378474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.378556][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 4 printk messages dropped ** [ 900.378795][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 900.379102][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 900.379294][ T32] r4:8551e000 ** 4 printk messages dropped ** [ 900.379519][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed04de08 ** 9 printk messages dropped ** [ 900.379879][ T32] r5:00001000 r4:ed0e9000 ** 2 printk messages dropped ** [ 900.380009][ T32] r5:85cbb38c r4:85cbb000 [ 900.380082][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.380148][ T32] r7:ddde2d80 r6:83018200 r5:85cbb38c r4:85b47c00 ** 1 printk messages dropped ** [ 900.380248][ T32] r10:61c88647 r9:8551e000 r8:85b47c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 900.380673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.380778][ T32] r4:85b42100 [ 900.381134][ T32] INFO: task kworker/1:749:6860 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.381200][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.381259][ T32] Workqueue: events bpf_prog_free_deferred [ 900.381321][ T32] Call trace: [ 900.381376][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.381438][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.381461][ T32] r4:00000000 [ 900.381480][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.381544][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.381576][ T32] dd20: cfefb000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.381625][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.381659][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.381709][ T32] r5:800b0013 r4:80239bb0 [ 900.381765][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.381856][ T32] r4:82ac21e4 [ 900.381904][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.381955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.382015][ T32] r4:eaa3ddc0 [ 900.382039][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.382083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.382154][ T32] r4:00000000 [ 900.382204][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.382277][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.382331][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.382397][ T32] r5:00001000 r4:dfc17000 [ 900.382422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.382476][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.382525][ T32] r5:85272f8c r4:85272c00 [ 900.382546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.382592][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.382612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.382658][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.382680][ T32] r4:85249580 [ 900.382718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.382797][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 900.382822][ T32] r4:00000001 [ 900.382842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.382895][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 900.382934][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.382964][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.383001][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.383062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.383091][ T32] r4:85243c40 [ 900.383113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.383168][ T32] INFO: task kworker/1:750:6862 blocked for more than 477 seconds. [ 900.383231][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.383318][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.383345][ T32] task:kworker/1:750 state:D stack:0 pid:6862 tgid:6862 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.383401][ T32] Workqueue: events bpf_prog_free_deferred [ 900.383454][ T32] Call trace: [ 900.383627][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 900.404376][ T32] r10:8291a684 r9:ed3fdd84 r8:00000002 r7:60000013 r6:ed3fdd8c r5:8551ec00 [ 900.404435][ T32] r4:8551ec00 [ 900.404460][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 900.404529][ T32] r5:8551ec00 r4:8291a680 [ 900.404550][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.404590][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 900.404648][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3fde08 [ 900.404677][ T32] r4:00000000 [ 900.404722][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 900.404989][ T32] r9:83018205 r8:8551ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f16d000 ** 4 printk messages dropped ** [ 900.405313][ T32] r5:85cbb78c r4:85cbb400 [ 900.405345][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.405395][ T32] r7:ddde2d80 r6:83018200 r5:85cbb78c r4:85b47c80 ** 1 printk messages dropped ** [ 900.405472][ T32] r10:61c88647 r9:8551ec00 r8:85b47cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 900.405864][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 900.406820][ T32] Call trace: ** 2 printk messages dropped ** [ 900.406937][ T32] r4:00000000 ** 6 printk messages dropped ** [ 900.407180][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 900.407563][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 8 printk messages dropped ** [ 900.407977][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 900.408215][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 900.408616][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 900.408911][ T32] r5:85518c00 r4:8291a680 ** 1 printk messages dropped ** [ 900.409025][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 900.409073][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed38de08 [ 900.409097][ T32] r4:00000000 [ 900.409118][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 900.409162][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.409222][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.409279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b42440 [ 900.409307][ T32] r4:00000000 [ 900.409327][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.409372][ T32] r9:83018205 r8:85518c00 r7:00000000 r6:83018200 r5:00001000 r4:7f171000 [ 900.409473][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.409519][ T32] r5:00001000 r4:ed12b000 [ 900.409566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.409609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.409652][ T32] r5:85cbbb8c r4:85cbb800 [ 900.409674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.409745][ T32] r7:ddde2d80 r6:83018200 r5:85cbbb8c r4:85b47d00 [ 900.409806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.409882][ T32] r10:61c88647 r9:85518c00 r8:85b47d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.409965][ T32] r4:85b47d00 [ 900.410039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.410093][ T32] r10:00000000 r9:85b47d00 r8:80287e08 r7:ed0f5e60 r6:85b36600 r5:85518c00 [ 900.410175][ T32] r4:00000001 [ 900.410212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.410279][ T32] Exception stack(0xed38dfb0 to 0xed38dff8) [ 900.410316][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.410373][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.410405][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.410435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.410458][ T32] r4:85b420c0 [ 900.410805][ T32] INFO: task kworker/1:751:6863 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.410842][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.410962][ T32] Workqueue: events bpf_prog_free_deferred [ 900.411052][ T32] Call trace: [ 900.411149][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.411215][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.411242][ T32] r4:00000000 [ 900.411263][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.411304][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.411334][ T32] dd20: d02f6000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.411388][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.411420][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.411488][ T32] r5:800b0013 r4:80239bb0 [ 900.411538][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.411585][ T32] r4:82ac21e4 [ 900.411630][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.411676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.411701][ T32] r4:eaa3ddc0 [ 900.411727][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.411783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.411809][ T32] r4:00000000 [ 900.411829][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.411873][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.411899][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.411967][ T32] r5:00001000 r4:dfc17000 [ 900.412010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.412078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.412136][ T32] r5:85272f8c r4:85272c00 [ 900.412194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 900.412519][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 8 printk messages dropped ** [ 900.412844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 900.413384][ T32] r5:84b29800 r4:8291a680 ** 3 printk messages dropped ** [ 900.436111][ T32] r4:00000000 ** 4 printk messages dropped ** [ 900.436349][ T32] r4:00000000 ** 3 printk messages dropped ** [ 900.436510][ T32] r5:00001000 r4:ed145000 ** 2 printk messages dropped ** [ 900.436640][ T32] r5:85cbc38c r4:85cbc000 [ 900.436663][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 900.436808][ T32] r4:85b47d80 ** 5 printk messages dropped ** [ 900.437192][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 900.438264][ T32] Call trace: ** 4 printk messages dropped ** [ 900.438506][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 6 printk messages dropped ** [ 900.438787][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 900.439212][ T32] r5:00001000 r4:dfc17000 ** 6 printk messages dropped ** [ 900.439553][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.439576][ T32] r4:85249580 [ 900.439608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.439682][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 900.439710][ T32] r4:00000001 [ 900.439732][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.439787][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 900.439821][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.439852][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.439880][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.439911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.439935][ T32] r4:85243c40 [ 900.439958][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.440003][ T32] INFO: task kworker/1:753:6869 blocked for more than 477 seconds. [ 900.440053][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.440100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.440126][ T32] task:kworker/1:753 state:D stack:0 pid:6869 tgid:6869 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.440197][ T32] Workqueue: events bpf_prog_free_deferred [ 900.440239][ T32] Call trace: [ 900.440270][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 900.440317][ T32] r10:8291a684 r9:ed415d84 r8:00000002 r7:60000013 r6:ed415d8c r5:84b28c00 [ 900.440341][ T32] r4:84b28c00 [ 900.440362][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 900.440404][ T32] r5:84b28c00 r4:8291a680 [ 900.440423][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.440461][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 900.440503][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed415e08 [ 900.440526][ T32] r4:00000000 [ 900.440545][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 900.440579][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.440613][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.440667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b427c0 [ 900.440693][ T32] r4:00000000 [ 900.440723][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.440767][ T32] r9:83018205 r8:84b28c00 r7:00000000 r6:83018200 r5:00001000 r4:7f177000 [ 900.440788][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.440830][ T32] r5:00001000 r4:ed14f000 [ 900.440850][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.440895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.440942][ T32] r5:85cbc78c r4:85cbc400 [ 900.441004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.441084][ T32] r7:ddde2d80 r6:83018200 r5:85cbc78c r4:85b47e00 [ 900.441110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.441209][ T32] r10:61c88647 r9:84b28c00 r8:85b47e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.441252][ T32] r4:85b47e00 [ 900.441288][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.441339][ T32] r10:00000000 r9:85b47e00 r8:80287e08 r7:ed40de60 r6:85b36700 r5:84b28c00 [ 900.441382][ T32] r4:00000001 [ 900.441432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.441483][ T32] Exception stack(0xed415fb0 to 0xed415ff8) [ 900.441511][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 900.441539][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.441567][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.441603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.441655][ T32] r4:85b42600 [ 900.442017][ T32] INFO: task kworker/1:753:6869 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.442052][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.442113][ T32] Workqueue: events bpf_prog_free_deferred [ 900.442172][ T32] Call trace: [ 900.442203][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.442254][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.442288][ T32] r4:00000000 [ 900.442338][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.442387][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.442416][ T32] dd20: d0723000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.442445][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.442469][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.442493][ T32] r5:800b0013 r4:80239bb0 [ 900.442527][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.442596][ T32] r4:82ac21e4 [ 900.442639][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.442686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 7 printk messages dropped ** [ 900.442977][ T32] r5:00001000 r4:dfc17000 ** 6 printk messages dropped ** [ 900.443345][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 900.469520][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 900.470139][ T32] r10:8291a684 r9:ed419d84 r8:00000002 r7:60000113 r6:ed419d8c r5:84b2a400 ** 8 printk messages dropped ** [ 900.470538][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 900.470936][ T32] r5:85cbcf8c r4:85cbcc00 [ 900.470957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 900.471210][ T32] r10:61c88647 r9:84b2a400 r8:85b47eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 900.471549][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 900.472542][ T32] Call trace: ** 4 printk messages dropped ** [ 900.472809][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 5 printk messages dropped ** [ 900.473212][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 900.473349][ T32] r4:eaa3ddc0 ** 5 printk messages dropped ** [ 900.487495][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 900.487706][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.487756][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.487778][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.487825][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.487847][ T32] r4:85249580 [ 900.487892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.487943][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 900.487995][ T32] r4:00000001 [ 900.488063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.488110][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 900.488159][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.488193][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.488264][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.488298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.488321][ T32] r4:85243c40 [ 900.488370][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.488422][ T32] INFO: task kworker/1:755:6872 blocked for more than 477 seconds. [ 900.488493][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.488524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.488548][ T32] task:kworker/1:755 state:D stack:0 pid:6872 tgid:6872 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.488607][ T32] Workqueue: events bpf_prog_free_deferred [ 900.488654][ T32] Call trace: [ 900.488687][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 900.488780][ T32] r10:8291a684 r9:ed401d84 r8:00000002 r7:60000013 r6:ed401d8c r5:85c63c00 [ 900.488841][ T32] r4:85c63c00 [ 900.488881][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 900.488934][ T32] r5:85c63c00 r4:8291a680 [ 900.488974][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.489041][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 900.489117][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed401e08 [ 900.489156][ T32] r4:00000000 [ 900.489226][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 900.489269][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.489307][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.489351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b42880 [ 900.489401][ T32] r4:00000000 [ 900.489428][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.489474][ T32] r9:83018205 r8:85c63c00 r7:00000000 r6:83018200 r5:00001000 r4:7f179000 [ 900.489512][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.489560][ T32] r5:00001000 r4:ed15b000 [ 900.489584][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.489623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.489664][ T32] r5:85cbcb8c r4:85cbc800 [ 900.489686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.489735][ T32] r7:ddde2d80 r6:83018200 r5:85cbcb8c r4:85b47f00 [ 900.489758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.489806][ T32] r10:61c88647 r9:85c63c00 r8:85b47f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.489829][ T32] r4:85b47f00 [ 900.489848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.489894][ T32] r10:00000000 r9:85b47f00 r8:80287e08 r7:ed419e60 r6:85b47f80 r5:85c63c00 [ 900.489916][ T32] r4:00000001 [ 900.489935][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.489970][ T32] Exception stack(0xed401fb0 to 0xed401ff8) [ 900.490098][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.490148][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.490359][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.490392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 900.491404][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 900.491753][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 8 printk messages dropped ** [ 900.492061][ T32] r4:eaa3ddc0 ** 2 printk messages dropped ** [ 900.492183][ T32] r4:00000000 ** 7 printk messages dropped ** [ 900.492544][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 900.492885][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 900.493093][ T32] INFO: task kworker/1:756:6874 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 900.517026][ T32] r4:85c66000 ** 4 printk messages dropped ** [ 900.517308][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed421e08 ** 5 printk messages dropped ** [ 900.517553][ T32] r4:00000000 ** 6 printk messages dropped ** [ 900.517850][ T32] r5:85cbd38c r4:85cbd000 [ 900.517874][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 900.518082][ T32] r10:00000000 r9:85b31000 r8:80287e08 r7:ed419e60 r6:85b31080 r5:85c66000 ** 6 printk messages dropped ** [ 900.518347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 900.519375][ T32] r4:00000000 ** 4 printk messages dropped ** [ 900.519664][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.519784][ T32] r5:800b0013 r4:80239bb0 [ 900.519870][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.519915][ T32] r4:82ac21e4 [ 900.519936][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.519979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.520002][ T32] r4:eaa3ddc0 [ 900.520054][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.520099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.520123][ T32] r4:00000000 [ 900.520147][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.520227][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.520252][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.520295][ T32] r5:00001000 r4:dfc17000 [ 900.520316][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.520355][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.520446][ T32] r5:85272f8c r4:85272c00 [ 900.520470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.520518][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.520604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.520730][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.520763][ T32] r4:85249580 [ 900.520808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.520875][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 900.520912][ T32] r4:00000001 [ 900.520961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.521001][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 900.521028][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.521101][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.521148][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.521236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.521261][ T32] r4:85243c40 [ 900.521287][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.521318][ T32] INFO: task kworker/1:757:6877 blocked for more than 477 seconds. [ 900.521353][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.521378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.521435][ T32] task:kworker/1:757 state:D stack:0 pid:6877 tgid:6877 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.521494][ T32] Workqueue: events bpf_prog_free_deferred [ 900.521567][ T32] Call trace: [ 900.521626][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 900.521700][ T32] r10:8291a684 r9:ed425d84 r8:00000002 r7:60000013 r6:ed425d8c r5:85c66c00 [ 900.521738][ T32] r4:85c66c00 [ 900.521787][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 900.521833][ T32] r5:85c66c00 r4:8291a680 [ 900.521872][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.521912][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 900.521978][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed425e08 [ 900.522036][ T32] r4:00000000 [ 900.522064][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 900.522126][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.522248][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.522332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b42e80 [ 900.522365][ T32] r4:00000000 [ 900.522386][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.522431][ T32] r9:83018205 r8:85c66c00 r7:00000000 r6:83018200 r5:00001000 r4:7f183000 ** 4 printk messages dropped ** [ 900.522698][ T32] r5:85cbdb8c r4:85cbd800 [ 900.522729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.522801][ T32] r7:ddde2d80 r6:83018200 r5:85cbdb8c r4:85b31100 ** 4 printk messages dropped ** [ 900.522976][ T32] r10:00000000 r9:85b31100 r8:80287e08 r7:ed421e60 r6:85b31180 r5:85c66c00 ** 5 printk messages dropped ** [ 900.523227][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 900.534746][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 900.535124][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 900.535440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 11 printk messages dropped ** [ 900.535955][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 900.536113][ T32] r4:00000001 ** 5 printk messages dropped ** [ 900.536355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 900.536803][ T32] r4:85c65400 ** 3 printk messages dropped ** [ 900.536978][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 900.537305][ T32] r4:00000000 ** 6 printk messages dropped ** [ 900.537630][ T32] r5:85cbd78c r4:85cbd400 [ 900.537662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 900.537868][ T32] r4:85b31200 ** 5 printk messages dropped ** [ 900.538078][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 900.538788][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.538957][ T32] Workqueue: events bpf_prog_free_deferred [ 900.539099][ T32] Call trace: [ 900.539164][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.539244][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.539286][ T32] r4:00000000 [ 900.539316][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.539379][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.539432][ T32] dd20: d12b1000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.539537][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.539571][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.539597][ T32] r5:800b0013 r4:80239bb0 [ 900.539627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.539671][ T32] r4:82ac21e4 [ 900.539699][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.539743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.539766][ T32] r4:eaa3ddc0 [ 900.539829][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.539893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.539924][ T32] r4:00000000 [ 900.539944][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.539987][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.540028][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.540077][ T32] r5:00001000 r4:dfc17000 [ 900.540126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.540174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.540226][ T32] r5:85272f8c r4:85272c00 [ 900.540256][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.540303][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.540324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.540370][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.540404][ T32] r4:85249580 [ 900.540429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.540485][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 900.540529][ T32] r4:00000001 [ 900.540559][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.540597][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 900.540623][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.540651][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.540697][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.540751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.540783][ T32] r4:85243c40 [ 900.540820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.540849][ T32] INFO: task kworker/1:759:6881 blocked for more than 477 seconds. [ 900.540885][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.540925][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.540969][ T32] task:kworker/1:759 state:D stack:0 pid:6881 tgid:6881 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.541022][ T32] Workqueue: events bpf_prog_free_deferred [ 900.541071][ T32] Call trace: [ 900.541131][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 900.541225][ T32] r10:8291a684 r9:ed42dd84 r8:00000002 r7:60000113 r6:ed42dd8c r5:85c64800 [ 900.541253][ T32] r4:85c64800 [ 900.541274][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 900.541327][ T32] r5:85c64800 r4:8291a680 [ 900.541351][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.541458][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 900.541510][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed42de08 [ 900.541534][ T32] r4:00000000 [ 900.541552][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 900.541586][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.541653][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.541730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b3f0c0 [ 900.541781][ T32] r4:00000000 [ 900.541827][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.541897][ T32] r9:83018205 r8:85c64800 r7:00000000 r6:83018200 r5:00001000 r4:7f185000 [ 900.541922][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.541965][ T32] r5:00001000 r4:ed1a5000 [ 900.541984][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.542021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.542061][ T32] r5:85cbdf8c r4:85cbdc00 [ 900.542080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.542124][ T32] r7:ddde2d80 r6:83018200 r5:85cbdf8c r4:85b31300 [ 900.542155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.542209][ T32] r10:61c88647 r9:85c64800 r8:85b3132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.542231][ T32] r4:85b31300 [ 900.542249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.542357][ T32] r10:00000000 r9:85b31300 r8:80287e08 r7:ed425e60 r6:85b31380 r5:85c64800 [ 900.542391][ T32] r4:00000001 [ 900.542439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.542484][ T32] Exception stack(0xed42dfb0 to 0xed42dff8) [ 900.542523][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.542575][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.542613][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.542699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.542754][ T32] r4:85b3fec0 [ 900.543020][ T32] INFO: task kworker/1:759:6881 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.543068][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.543164][ T32] Workqueue: events bpf_prog_free_deferred [ 900.543231][ T32] Call trace: [ 900.543286][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.543360][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.543392][ T32] r4:00000000 [ 900.543412][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.543455][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.543547][ T32] dd20: d12b1000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.564431][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.564478][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.564510][ T32] r5:800b0013 r4:80239bb0 [ 900.564537][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.564591][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 900.564665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 10 printk messages dropped ** [ 900.565093][ T32] r5:85272f8c r4:85272c00 ** 3 printk messages dropped ** [ 900.565366][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 900.565631][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 900.566050][ T32] Call trace: ** 6 printk messages dropped ** [ 900.566364][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 900.566716][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 900.566945][ T32] r5:85cbe38c r4:85cbe000 [ 900.566981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 900.567126][ T32] r10:61c88647 r9:85c63000 r8:85b3142c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 900.567299][ T32] r4:00000001 ** 3 printk messages dropped ** [ 900.567528][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 900.568527][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 900.568854][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 900.569079][ T32] r4:00000000 ** 5 printk messages dropped ** [ 900.569358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 900.569669][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 900.569709][ T32] r4:00000001 [ 900.569742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.569780][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 900.569806][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.569855][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.569928][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.569961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.570021][ T32] r4:85243c40 [ 900.570045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.570069][ T32] INFO: task kworker/1:761:6885 blocked for more than 477 seconds. [ 900.570095][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.570118][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.570142][ T32] task:kworker/1:761 state:D stack:0 pid:6885 tgid:6885 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.570234][ T32] Workqueue: events bpf_prog_free_deferred [ 900.570300][ T32] Call trace: [ 900.570371][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 900.570423][ T32] r10:8291a684 r9:ed405d84 r8:00000002 r7:60000013 r6:ed405d8c r5:85c68000 [ 900.570448][ T32] r4:85c68000 [ 900.570477][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 900.570544][ T32] r5:85c68000 r4:8291a680 [ 900.570597][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.570638][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 900.570679][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed405e08 [ 900.570702][ T32] r4:00000000 [ 900.570754][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 900.570800][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.570858][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.570931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b26200 [ 900.570961][ T32] r4:00000000 [ 900.570981][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.571040][ T32] r9:83018205 r8:85c68000 r7:00000000 r6:83018200 r5:00001000 r4:7f18d000 [ 900.571095][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.571147][ T32] r5:00001000 r4:ed1c3000 [ 900.571178][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.571241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.571309][ T32] r5:85cbe78c r4:85cbe400 [ 900.571339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.571391][ T32] r7:ddde2d80 r6:83018200 r5:85cbe78c r4:85b31500 [ 900.571447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.571498][ T32] r10:61c88647 r9:85c68000 r8:85b3152c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.571521][ T32] r4:85b31500 [ 900.571562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.571617][ T32] r10:00000000 r9:85b31500 r8:80287e08 r7:ed435e60 r6:85b31580 r5:85c68000 [ 900.571664][ T32] r4:00000001 [ 900.571714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.571768][ T32] Exception stack(0xed405fb0 to 0xed405ff8) [ 900.571824][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 900.571860][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.571901][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.571932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.571971][ T32] r4:85b26080 [ 900.572314][ T32] INFO: task kworker/1:761:6885 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.572456][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.572528][ T32] Workqueue: events bpf_prog_free_deferred [ 900.572690][ T32] Call trace: [ 900.572726][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.572782][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.572828][ T32] r4:00000000 [ 900.572859][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.572901][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.572939][ T32] dd20: d1750000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.572971][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.573010][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.573040][ T32] r5:800b0013 r4:80239bb0 [ 900.573138][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.573226][ T32] r4:82ac21e4 [ 900.573255][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.573299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.573337][ T32] r4:eaa3ddc0 [ 900.573411][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.573509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.604198][ T32] r4:00000000 [ 900.604248][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.604327][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.604350][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.604437][ T32] r5:00001000 r4:dfc17000 [ 900.604472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.604516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.604574][ T32] r5:85272f8c r4:85272c00 [ 900.604600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.604649][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.604696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.604749][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 900.605102][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 5 printk messages dropped ** [ 900.605370][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 900.606137][ T32] r5:85c69800 r4:8291a680 ** 3 printk messages dropped ** [ 900.606312][ T32] r4:00000000 ** 4 printk messages dropped ** [ 900.606510][ T32] r4:00000000 ** 6 printk messages dropped ** [ 900.606873][ T32] r5:85cbeb8c r4:85cbe800 [ 900.606919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.607030][ T32] r7:ddde2d80 r6:83018200 r5:85cbeb8c r4:85b31600 ** 1 printk messages dropped ** [ 900.607137][ T32] r10:61c88647 r9:85c69800 r8:85b3162c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 900.607408][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 900.608876][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 9 printk messages dropped ** [ 900.609527][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 900.610484][ T32] r5:85272f8c r4:85272c00 ** 4 printk messages dropped ** [ 900.610734][ T32] r4:85249580 ** 4 printk messages dropped ** [ 900.610911][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 8 printk messages dropped ** [ 900.611377][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 900.611880][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 900.611928][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed439e08 [ 900.611976][ T32] r4:00000000 [ 900.612036][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 900.612084][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.612145][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.612190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b266c0 [ 900.612238][ T32] r4:00000000 [ 900.612261][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.612306][ T32] r9:83018205 r8:85c6b000 r7:00000000 r6:83018200 r5:00001000 r4:7f193000 [ 900.612355][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.612452][ T32] r5:00001000 r4:ed1e1000 [ 900.612513][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.612615][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.612738][ T32] r5:85cbef8c r4:85cbec00 [ 900.612803][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.612918][ T32] r7:ddde2d80 r6:83018200 r5:85cbef8c r4:85b31700 [ 900.612984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.613084][ T32] r10:61c88647 r9:85c6b000 r8:85b3172c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.613131][ T32] r4:85b31700 [ 900.613195][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.613274][ T32] r10:00000000 r9:85b31700 r8:80287e08 r7:ed43de60 r6:85b31780 r5:85c6b000 [ 900.613335][ T32] r4:00000001 [ 900.613358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.613395][ T32] Exception stack(0xed439fb0 to 0xed439ff8) [ 900.613463][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 900.613496][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.613593][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.636232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.636282][ T32] r4:85b263c0 [ 900.636929][ T32] INFO: task kworker/1:763:6889 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.636996][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.637076][ T32] Workqueue: events bpf_prog_free_deferred [ 900.637142][ T32] Call trace: [ 900.637309][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.637399][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.637436][ T32] r4:00000000 [ 900.637483][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.637542][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.637590][ T32] dd20: d229b000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.637635][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.637665][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.637702][ T32] r5:800b0013 r4:80239bb0 [ 900.637731][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.637781][ T32] r4:82ac21e4 [ 900.637816][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.637861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.637884][ T32] r4:eaa3ddc0 [ 900.637904][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.637945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.637967][ T32] r4:00000000 [ 900.637987][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.638046][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.638073][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.638116][ T32] r5:00001000 r4:dfc17000 [ 900.638136][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.638175][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.638230][ T32] r5:85272f8c r4:85272c00 [ 900.638276][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.638327][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.638366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.638437][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.638468][ T32] r4:85249580 [ 900.638503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.638565][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 900.638595][ T32] r4:00000001 ** 3 printk messages dropped ** [ 900.638798][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 900.639392][ T32] Call trace: ** 4 printk messages dropped ** [ 900.639566][ T32] r5:85c68c00 r4:8291a680 ** 5 printk messages dropped ** [ 900.639799][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 900.640157][ T32] r5:85cbf38c r4:85cbf000 [ 900.640177][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 900.640288][ T32] r10:61c88647 r9:85c68c00 r8:85b3182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 900.640566][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 900.641347][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 7 printk messages dropped ** [ 900.641583][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 900.642083][ T32] r5:00001000 r4:dfc17000 ** 6 printk messages dropped ** [ 900.642486][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 900.643178][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 900.661953][ T32] r4:85c6bc00 ** 5 printk messages dropped ** [ 900.662518][ T32] r4:00000000 ** 4 printk messages dropped ** [ 900.662863][ T32] r4:00000000 ** 6 printk messages dropped ** [ 900.663428][ T32] r5:85cbf78c r4:85cbf400 [ 900.663488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 900.679024][ T32] r10:61c88647 r9:85c6bc00 r8:85b3192c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.679089][ T32] r4:85b31900 [ 900.679145][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.679225][ T32] r10:00000000 r9:85b31900 r8:80287e08 r7:ed445e60 r6:85b31980 r5:85c6bc00 [ 900.679254][ T32] r4:00000001 [ 900.679275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.679315][ T32] Exception stack(0xed449fb0 to 0xed449ff8) [ 900.679346][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 900.679388][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.679424][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.679455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.679529][ T32] r4:85b263c0 [ 900.680175][ T32] INFO: task kworker/1:765:6893 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.680214][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.680309][ T32] Workqueue: events bpf_prog_free_deferred [ 900.680371][ T32] Call trace: [ 900.680411][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.680492][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.680520][ T32] r4:00000000 [ 900.680542][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.680583][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.680611][ T32] dd20: d2536000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.680666][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.680720][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.680754][ T32] r5:800b0013 r4:80239bb0 [ 900.680789][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.680835][ T32] r4:82ac21e4 [ 900.680857][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.680900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.680924][ T32] r4:eaa3ddc0 [ 900.680970][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.681017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.681040][ T32] r4:00000000 [ 900.681060][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.681106][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.681152][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.681252][ T32] r5:00001000 r4:dfc17000 [ 900.681309][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.681356][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.681406][ T32] r5:85272f8c r4:85272c00 [ 900.681429][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.681474][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.681495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.681566][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.681593][ T32] r4:85249580 [ 900.681689][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.681739][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 900.681763][ T32] r4:00000001 [ 900.681782][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.681843][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 900.681917][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.681985][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.682043][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.682102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.682152][ T32] r4:85243c40 [ 900.682202][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.682283][ T32] INFO: task kworker/1:766:6895 blocked for more than 477 seconds. [ 900.682372][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.682448][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.682495][ T32] task:kworker/1:766 state:D stack:0 pid:6895 tgid:6895 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.682606][ T32] Workqueue: events bpf_prog_free_deferred [ 900.682712][ T32] Call trace: [ 900.682779][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 900.682893][ T32] r10:8291a684 r9:ed451d84 r8:00000002 r7:60000013 r6:ed451d8c r5:85c6d400 ** 4 printk messages dropped ** [ 900.683250][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 900.691164][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 900.691328][ T32] r5:85cbfb8c r4:85cbf800 [ 900.691366][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 900.691546][ T32] r10:61c88647 r9:85c6d400 r8:85b31a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 900.691862][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 900.693152][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 9 printk messages dropped ** [ 900.708250][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 900.708684][ T32] r5:00001000 r4:dfc17000 ** 3 printk messages dropped ** [ 900.708843][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 900.709278][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 4 printk messages dropped ** [ 900.709460][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 900.709655][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 900.710012][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 900.710380][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.710453][ T32] r5:00001000 r4:ed221000 [ 900.710477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.710542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.710589][ T32] r5:85cbff8c r4:85cbfc00 [ 900.710610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.710655][ T32] r7:ddde2d80 r6:83018200 r5:85cbff8c r4:85b31b00 [ 900.710675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.710745][ T32] r10:61c88647 r9:85c6c800 r8:85b31b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.710773][ T32] r4:85b31b00 [ 900.710794][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.710840][ T32] r10:00000000 r9:85b31b00 r8:80287e08 r7:ed451e60 r6:85b31b80 r5:85c6c800 [ 900.710888][ T32] r4:00000001 [ 900.710913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.710951][ T32] Exception stack(0xed455fb0 to 0xed455ff8) [ 900.711002][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 900.711034][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.711067][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.711100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.711122][ T32] r4:85b26a00 [ 900.711754][ T32] INFO: task kworker/1:767:6898 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.711789][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.711900][ T32] Workqueue: events bpf_prog_free_deferred [ 900.711977][ T32] Call trace: [ 900.712036][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.712088][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.712111][ T32] r4:00000000 [ 900.712130][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.712169][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.712222][ T32] dd20: d2902000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.712340][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.712369][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.712424][ T32] r5:800b0013 r4:80239bb0 [ 900.712450][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.712498][ T32] r4:82ac21e4 [ 900.712533][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.712618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.712645][ T32] r4:eaa3ddc0 [ 900.712664][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.712706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.712728][ T32] r4:00000000 [ 900.712771][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.712819][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.712842][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.712908][ T32] r5:00001000 r4:dfc17000 [ 900.712942][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.713013][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.713096][ T32] r5:85272f8c r4:85272c00 [ 900.713146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.713243][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.713269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.713318][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.713342][ T32] r4:85249580 [ 900.713401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.713457][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 900.713482][ T32] r4:00000001 [ 900.713644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.722057][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 900.722144][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.722213][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.722275][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.722345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.722405][ T32] r4:85243c40 [ 900.722459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.722521][ T32] INFO: task kworker/1:768:6900 blocked for more than 477 seconds. [ 900.722609][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.722681][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.722742][ T32] task:kworker/1:768 state:D stack:0 pid:6900 tgid:6900 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 900.723450][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 900.734415][ T32] r4:00000000 ** 6 printk messages dropped ** [ 900.734909][ T32] r5:85cc838c r4:85cc8000 [ 900.735022][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 900.735272][ T32] r4:85b31c00 ** 6 printk messages dropped ** [ 900.735558][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 900.736985][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 9 printk messages dropped ** [ 900.737456][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 900.738369][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 900.738915][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 8 printk messages dropped ** [ 900.739585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 900.740341][ T32] r5:85c70c00 r4:8291a680 ** 5 printk messages dropped ** [ 900.740584][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 900.741030][ T32] r5:85cc8b8c r4:85cc8800 [ 900.741051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.741097][ T32] r7:ddde2d80 r6:83018200 r5:85cc8b8c r4:85b31d00 [ 900.741140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.741222][ T32] r10:61c88647 r9:85c70c00 r8:85b31d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.741246][ T32] r4:85b31d00 [ 900.741265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.741387][ T32] r10:00000000 r9:85b31d00 r8:80287e08 r7:ed45de60 r6:85b31d80 r5:85c70c00 [ 900.741497][ T32] r4:00000001 [ 900.741520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.741604][ T32] Exception stack(0xed46dfb0 to 0xed46dff8) [ 900.741635][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.741716][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.741747][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.741792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.741920][ T32] r4:85b22000 [ 900.742358][ T32] INFO: task kworker/1:769:6902 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.742403][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.742483][ T32] Workqueue: events bpf_prog_free_deferred [ 900.742685][ T32] Call trace: [ 900.742720][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.742796][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.742826][ T32] r4:00000000 [ 900.742922][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.742965][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.742996][ T32] dd20: d2a61000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.743024][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.743100][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.743128][ T32] r5:800b0013 r4:80239bb0 [ 900.743176][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.743348][ T32] r4:82ac21e4 [ 900.743385][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.743439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.743577][ T32] r4:eaa3ddc0 [ 900.764453][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.764608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.764658][ T32] r4:00000000 [ 900.764693][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.764776][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.764816][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.764891][ T32] r5:00001000 r4:dfc17000 [ 900.764942][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.765018][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.765133][ T32] r5:85272f8c r4:85272c00 [ 900.765206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.765290][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.765373][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.765466][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.765507][ T32] r4:85249580 [ 900.765597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.765680][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 900.765720][ T32] r4:00000001 [ 900.765754][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.765818][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 900.765869][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.765937][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.766006][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.766061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.766100][ T32] r4:85243c40 [ 900.766158][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.766267][ T32] INFO: task kworker/1:770:6906 blocked for more than 477 seconds. [ 900.766326][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.766368][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.766410][ T32] task:kworker/1:770 state:D stack:0 pid:6906 tgid:6906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.766558][ T32] Workqueue: events bpf_prog_free_deferred [ 900.766692][ T32] Call trace: [ 900.766756][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 900.766851][ T32] r10:8291a684 r9:ed479d84 r8:00000002 r7:60000113 r6:ed479d8c r5:85c71800 [ 900.766905][ T32] r4:85c71800 [ 900.766982][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 900.767085][ T32] r5:85c71800 r4:8291a680 [ 900.767213][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.767321][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 900.767414][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed479e08 [ 900.767487][ T32] r4:00000000 [ 900.767529][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 900.767618][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.767687][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.767791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b22600 [ 900.767851][ T32] r4:00000000 ** 2 printk messages dropped ** [ 900.768049][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 900.768391][ T32] r5:85cc8f8c r4:85cc8c00 [ 900.768436][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 900.768556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 900.769368][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 900.770753][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 900.771178][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 8 printk messages dropped ** [ 900.771728][ T32] r4:eaa3ddc0 ** 4 printk messages dropped ** [ 900.772106][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 9 printk messages dropped ** [ 900.772792][ T32] r4:85249580 ** 4 printk messages dropped ** [ 900.773129][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 8 printk messages dropped ** [ 900.800536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 900.801595][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 900.802350][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 900.802699][ T32] r5:85cc938c r4:85cc9000 [ 900.802756][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.802851][ T32] r7:ddde2d80 r6:83018200 r5:85cc938c r4:85b31f00 [ 900.802902][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.803015][ T32] r10:61c88647 r9:85c72400 r8:85b31f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.803101][ T32] r4:85b31f00 [ 900.803156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.803254][ T32] r10:00000000 r9:85b31f00 r8:80287e08 r7:ed479e60 r6:85b31f80 r5:85c72400 [ 900.803320][ T32] r4:00000001 [ 900.803385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.803477][ T32] Exception stack(0xed441fb0 to 0xed441ff8) [ 900.816985][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.817094][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.817139][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.817233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.817298][ T32] r4:85b22640 [ 900.817933][ T32] INFO: task kworker/1:771:6908 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.817974][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.818105][ T32] Workqueue: events bpf_prog_free_deferred [ 900.818192][ T32] Call trace: [ 900.818236][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.818296][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.818322][ T32] r4:00000000 [ 900.818368][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.818425][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.818456][ T32] dd20: d2fab000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.818485][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.818511][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.818560][ T32] r5:800b0013 r4:80239bb0 [ 900.818585][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.818629][ T32] r4:82ac21e4 [ 900.818649][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.818691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.818713][ T32] r4:eaa3ddc0 [ 900.818775][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.818848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.818948][ T32] r4:00000000 [ 900.818977][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.819026][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.819049][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.819091][ T32] r5:00001000 r4:dfc17000 [ 900.819112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.819178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.819250][ T32] r5:85272f8c r4:85272c00 [ 900.819275][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.819340][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.819365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 900.819635][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 900.819910][ T32] INFO: task kworker/1:772:6910 blocked for more than 477 seconds. ** 6 printk messages dropped ** [ 900.820467][ T32] r10:8291a684 r9:ed44dd84 r8:00000002 r7:60000113 r6:ed44dd8c r5:85c73000 [ 900.820490][ T32] r4:85c73000 [ 900.820510][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 900.820555][ T32] r5:85c73000 r4:8291a680 [ 900.820600][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.820643][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 900.820710][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed44de08 [ 900.820810][ T32] r4:00000000 [ 900.820834][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 900.820884][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.820933][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.821001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b228c0 [ 900.821033][ T32] r4:00000000 [ 900.821054][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.821099][ T32] r9:83018205 r8:85c73000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 900.821147][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.821240][ T32] r5:00001000 r4:dfbd5000 [ 900.821262][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.821304][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.821345][ T32] r5:85cc978c r4:85cc9400 [ 900.821392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.821458][ T32] r7:ddde2d80 r6:83018200 r5:85cc978c r4:85b2b000 [ 900.821480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.821528][ T32] r10:61c88647 r9:85c73000 r8:85b2b02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.821550][ T32] r4:85b2b000 [ 900.821586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.821659][ T32] r10:00000000 r9:85b2b000 r8:80287e08 r7:ed441e60 r6:85b2b080 r5:85c73000 [ 900.821704][ T32] r4:00000001 [ 900.821727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.821764][ T32] Exception stack(0xed44dfb0 to 0xed44dff8) [ 900.821794][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.821822][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.821848][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.821888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.821925][ T32] r4:85b22740 [ 900.822500][ T32] INFO: task kworker/1:772:6910 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.822583][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.822725][ T32] Workqueue: events bpf_prog_free_deferred [ 900.822875][ T32] Call trace: [ 900.822948][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.823066][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.823122][ T32] r4:00000000 [ 900.823182][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.823271][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 2 printk messages dropped ** [ 900.823451][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 8 printk messages dropped ** [ 900.841935][ T32] r4:00000000 ** 7 printk messages dropped ** [ 900.842270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 900.843116][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 900.858891][ T32] Call trace: ** 6 printk messages dropped ** [ 900.859441][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 900.860158][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 900.860458][ T32] r5:85cc9b8c r4:85cc9800 ** 3 printk messages dropped ** [ 900.860786][ T32] r10:61c88647 r9:85c73c00 r8:85b2b12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 900.861342][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 900.863022][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 900.874307][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 4 printk messages dropped ** [ 900.874677][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.874757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.874802][ T32] r4:eaa3ddc0 [ 900.874860][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.874972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.875057][ T32] r4:00000000 [ 900.875103][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.875195][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.875240][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.875326][ T32] r5:00001000 r4:dfc17000 [ 900.875380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.875472][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.875573][ T32] r5:85272f8c r4:85272c00 [ 900.875656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.875758][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.875801][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.875968][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.876022][ T32] r4:85249580 [ 900.876063][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.876179][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 900.876230][ T32] r4:00000001 [ 900.876285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.876359][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 900.876515][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.876579][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.876631][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.876687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.876746][ T32] r4:85243c40 [ 900.876823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.876886][ T32] INFO: task kworker/1:774:6914 blocked for more than 477 seconds. [ 900.876948][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.876995][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.877038][ T32] task:kworker/1:774 state:D stack:0 pid:6914 tgid:6914 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.877194][ T32] Workqueue: events bpf_prog_free_deferred [ 900.877287][ T32] Call trace: ** 2 printk messages dropped ** [ 900.877521][ T32] r4:85c75400 ** 4 printk messages dropped ** [ 900.877870][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed495e08 ** 9 printk messages dropped ** [ 900.878518][ T32] r5:00001000 r4:ecaef000 ** 2 printk messages dropped ** [ 900.878711][ T32] r5:85cca78c r4:85cca400 [ 900.878750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.878830][ T32] r7:ddde2d80 r6:83018200 r5:85cca78c r4:85b2b200 [ 900.878869][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.878958][ T32] r10:61c88647 r9:85c75400 r8:85b2b22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.879001][ T32] r4:85b2b200 [ 900.879054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.879141][ T32] r10:00000000 r9:85b2b200 r8:80287e08 r7:ed491e60 r6:85b2b280 r5:85c75400 [ 900.879209][ T32] r4:00000001 [ 900.879252][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.879323][ T32] Exception stack(0xed495fb0 to 0xed495ff8) [ 900.879374][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 900.879437][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.879490][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.879544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.879588][ T32] r4:85b22a00 [ 900.880691][ T32] INFO: task kworker/1:774:6914 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.880756][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.880863][ T32] Workqueue: events bpf_prog_free_deferred [ 900.880961][ T32] Call trace: [ 900.881026][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.881120][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.881191][ T32] r4:00000000 [ 900.881249][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.881339][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.881395][ T32] dd20: d3489000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.881461][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.881525][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.881578][ T32] r5:800b0013 r4:80239bb0 [ 900.881619][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.881694][ T32] r4:82ac21e4 [ 900.881751][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.881866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.881919][ T32] r4:eaa3ddc0 [ 900.881960][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.882038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.882097][ T32] r4:00000000 [ 900.882148][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.882237][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.882278][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.882360][ T32] r5:00001000 r4:dfc17000 [ 900.882418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.882509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.882597][ T32] r5:85272f8c r4:85272c00 [ 900.882641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.882733][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.882777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.882872][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.882923][ T32] r4:85249580 [ 900.882962][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.883074][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 900.883141][ T32] r4:00000001 [ 900.883212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.883287][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 900.883338][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.883409][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.883467][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.905142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.905295][ T32] r4:85243c40 [ 900.905351][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.905408][ T32] INFO: task kworker/1:775:6915 blocked for more than 477 seconds. ** 3 printk messages dropped ** [ 900.905678][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 900.906087][ T32] r5:85c76000 r4:8291a680 ** 2 printk messages dropped ** [ 900.906296][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed499e08 ** 4 printk messages dropped ** [ 900.906605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b26dc0 ** 7 printk messages dropped ** [ 900.907060][ T32] r5:85cca38c r4:85cca000 [ 900.907125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.907205][ T32] r7:ddde2d80 r6:83018200 r5:85cca38c r4:85b2b300 [ 900.907238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.907289][ T32] r10:61c88647 r9:85c76000 r8:85b2b32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 900.907434][ T32] r10:00000000 r9:85b2b300 r8:80287e08 r7:ed495e60 r6:85b2b380 r5:85c76000 ** 5 printk messages dropped ** [ 900.907712][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 900.908610][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 900.908757][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.908794][ T32] r4:00000000 [ 900.908844][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.908889][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.908929][ T32] dd20: d3709000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.908992][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.909022][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.909047][ T32] r5:800b0013 r4:80239bb0 [ 900.909069][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.909117][ T32] r4:82ac21e4 [ 900.909214][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.909277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.909300][ T32] r4:eaa3ddc0 [ 900.909320][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.909362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.909386][ T32] r4:00000000 [ 900.909421][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.909469][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.909490][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.909540][ T32] r5:00001000 r4:dfc17000 [ 900.909607][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.909679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.909727][ T32] r5:85272f8c r4:85272c00 [ 900.909748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.909821][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.909871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.909976][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.910030][ T32] r4:85249580 [ 900.910054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.910102][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 900.910173][ T32] r4:00000001 [ 900.910202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.910242][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 900.910274][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.910331][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.910362][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.910397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.910426][ T32] r4:85243c40 [ 900.910448][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.910473][ T32] INFO: task kworker/1:776:6922 blocked for more than 477 seconds. [ 900.910502][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.910526][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.910547][ T32] task:kworker/1:776 state:D stack:0 pid:6922 tgid:6922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.910648][ T32] Workqueue: events bpf_prog_free_deferred [ 900.910695][ T32] Call trace: [ 900.910724][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 900.910777][ T32] r10:8291a684 r9:ed4a5d84 r8:00000002 r7:60000113 r6:ed4a5d8c r5:85c76c00 [ 900.910803][ T32] r4:85c76c00 [ 900.910825][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 900.910869][ T32] r5:85c76c00 r4:8291a680 [ 900.910902][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.910970][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 900.911022][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4a5e08 [ 900.911047][ T32] r4:00000000 [ 900.911067][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 900.911118][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.911186][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.911232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b49140 [ 900.911281][ T32] r4:00000000 [ 900.911330][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 900.911442][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 900.911646][ T32] r5:85ccab8c r4:85cca800 [ 900.911693][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.911746][ T32] r7:ddde2d80 r6:83018200 r5:85ccab8c r4:85b2b400 [ 900.911767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.911853][ T32] r10:61c88647 r9:85c76c00 r8:85b2b42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.911955][ T32] r4:85b2b400 ** 1 printk messages dropped ** [ 900.912026][ T32] r10:00000000 r9:85b2b400 r8:80287e08 r7:ed495e60 r6:85b2b480 r5:85c76c00 ** 5 printk messages dropped ** [ 900.912298][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 900.912727][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 900.913152][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 1 printk messages dropped ** [ 900.913263][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.913289][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.913314][ T32] r5:800b0013 r4:80239bb0 [ 900.913336][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.913398][ T32] r4:82ac21e4 [ 900.913430][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.939085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.939164][ T32] r4:eaa3ddc0 [ 900.939246][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.939359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.939389][ T32] r4:00000000 [ 900.939411][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.939460][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.939507][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.939558][ T32] r5:00001000 r4:dfc17000 [ 900.939579][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.939619][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.939660][ T32] r5:85272f8c r4:85272c00 [ 900.939680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.939727][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.939774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.939832][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.939855][ T32] r4:85249580 [ 900.939938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.939994][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 900.940042][ T32] r4:00000001 [ 900.940093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.940134][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 900.940165][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.940274][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.940305][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.940359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.940385][ T32] r4:85243c40 [ 900.940435][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.940469][ T32] INFO: task kworker/1:777:6923 blocked for more than 477 seconds. [ 900.940504][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.940554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.940592][ T32] task:kworker/1:777 state:D stack:0 pid:6923 tgid:6923 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.940667][ T32] Workqueue: events bpf_prog_free_deferred [ 900.940713][ T32] Call trace: [ 900.940809][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 900.940866][ T32] r10:8291a684 r9:ed301d84 r8:00000002 r7:60000113 r6:ed301d8c r5:85c74800 [ 900.940891][ T32] r4:85c74800 [ 900.940912][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 900.940960][ T32] r5:85c74800 r4:8291a680 [ 900.940983][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.941047][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 900.941097][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed301e08 [ 900.941123][ T32] r4:00000000 [ 900.941142][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 900.941213][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.941255][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.941297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b49300 [ 900.941319][ T32] r4:00000000 [ 900.941339][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.941382][ T32] r9:83018205 r8:85c74800 r7:00000000 r6:83018200 r5:00001000 r4:7f1b7000 [ 900.941430][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.941503][ T32] r5:00001000 r4:ecbb1000 [ 900.941574][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.941624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.941666][ T32] r5:85ccaf8c r4:85ccac00 [ 900.941692][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.941738][ T32] r7:ddde2d80 r6:83018200 r5:85ccaf8c r4:85b2b500 [ 900.941758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.941805][ T32] r10:61c88647 r9:85c74800 r8:85b2b52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.941840][ T32] r4:85b2b500 [ 900.941863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.941909][ T32] r10:00000000 r9:85b2b500 r8:80287e08 r7:ed4a5e60 r6:85b2b580 r5:85c74800 [ 900.941932][ T32] r4:00000001 [ 900.941975][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.942015][ T32] Exception stack(0xed301fb0 to 0xed301ff8) [ 900.942042][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.942069][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.942096][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.942124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.942146][ T32] r4:85b49100 [ 900.942777][ T32] INFO: task kworker/1:777:6923 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 900.942812][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.942903][ T32] Workqueue: events bpf_prog_free_deferred [ 900.942947][ T32] Call trace: [ 900.943006][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 900.943070][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 900.943096][ T32] r4:00000000 [ 900.943115][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.943153][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.943189][ T32] dd20: d3b4d000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.943219][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.943269][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.943296][ T32] r5:800b0013 r4:80239bb0 [ 900.943317][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.943357][ T32] r4:82ac21e4 [ 900.943384][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.943439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.943499][ T32] r4:eaa3ddc0 [ 900.956410][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.956484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.956510][ T32] r4:00000000 [ 900.956530][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.956577][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.956624][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.956699][ T32] r5:00001000 r4:dfc17000 [ 900.956772][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.956815][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.956865][ T32] r5:85272f8c r4:85272c00 [ 900.956937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.956990][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.957037][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.957088][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.957110][ T32] r4:85249580 [ 900.957130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.957218][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 900.957252][ T32] r4:00000001 [ 900.957274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.957311][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 900.957360][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.957418][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.957473][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.957505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 900.957589][ T32] INFO: task kworker/1:778:6925 blocked for more than 477 seconds. ** 11 printk messages dropped ** [ 900.958100][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 900.958322][ T32] r4:00000000 ** 6 printk messages dropped ** [ 900.958616][ T32] r5:85ccb38c r4:85ccb000 [ 900.958637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 900.958851][ T32] r10:61c88647 r9:85c70000 r8:85b2b62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 900.959301][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 900.960221][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 900.960456][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 900.960518][ T32] dd20: d3fd7000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 900.960576][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 900.960607][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 900.960632][ T32] r5:800b0013 r4:80239bb0 [ 900.960652][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.960693][ T32] r4:82ac21e4 [ 900.960713][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.960759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 900.960835][ T32] r4:eaa3ddc0 [ 900.960883][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.960955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 900.961006][ T32] r4:00000000 [ 900.961028][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.961072][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 900.961095][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.961137][ T32] r5:00001000 r4:dfc17000 [ 900.961157][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.961232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.961277][ T32] r5:85272f8c r4:85272c00 [ 900.961298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.961345][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 900.961366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.961412][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.961463][ T32] r4:85249580 [ 900.961487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.961591][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 900.961628][ T32] r4:00000001 [ 900.961648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.961684][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 900.961710][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.961765][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.961796][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.961827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.961849][ T32] r4:85243c40 [ 900.961869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.961895][ T32] INFO: task kworker/1:779:6927 blocked for more than 477 seconds. [ 900.961922][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.961946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.961967][ T32] task:kworker/1:779 state:D stack:0 pid:6927 tgid:6927 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.962134][ T32] Workqueue: events bpf_prog_free_deferred [ 900.962198][ T32] Call trace: [ 900.962229][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 900.962289][ T32] r10:8291a684 r9:ed4a9d84 r8:00000002 r7:60000113 r6:ed4a9d8c r5:85c6a400 [ 900.962330][ T32] r4:85c6a400 [ 900.962354][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 900.962435][ T32] r5:85c6a400 r4:8291a680 [ 900.962459][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.962499][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 900.962542][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4a9e08 [ 900.962588][ T32] r4:00000000 [ 900.962612][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 900.962648][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.962706][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.962775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b499c0 [ 900.962825][ T32] r4:00000000 [ 900.962849][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 900.962893][ T32] r9:83018205 r8:85c6a400 r7:00000000 r6:83018200 r5:00001000 r4:7f1bf000 [ 900.962916][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.962969][ T32] r5:00001000 r4:eccff000 [ 900.962992][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 900.963075][ T32] r5:85ccbf8c r4:85ccbc00 [ 900.963095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.963141][ T32] r7:ddde2d80 r6:83018200 r5:85ccbf8c r4:85b2b700 [ 900.963163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 900.963459][ T32] Exception stack(0xed4a9fb0 to 0xed4a9ff8) ** 6 printk messages dropped ** [ 900.989508][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 900.990134][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 900.990423][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 15 printk messages dropped ** [ 900.991192][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 900.991679][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 900.992034][ T32] r5:85c6e000 r4:8291a680 ** 2 printk messages dropped ** [ 900.992228][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4ade08 ** 12 printk messages dropped ** [ 900.992975][ T32] r5:85ccb78c r4:85ccb400 [ 900.993000][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.993093][ T32] r7:ddde2d80 r6:83018200 r5:85ccb78c r4:85b2b800 [ 900.993121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.993252][ T32] r10:61c88647 r9:85c6e000 r8:85b2b82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.993286][ T32] r4:85b2b800 [ 900.993311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.993378][ T32] r10:00000000 r9:85b2b800 r8:80287e08 r7:ed4a9e60 r6:85b2b880 r5:85c6e000 [ 900.993407][ T32] r4:00000001 [ 900.993440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.993521][ T32] Exception stack(0xed4adfb0 to 0xed4adff8) [ 901.002205][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.002257][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.002359][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.002396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.002451][ T32] r4:85b49480 [ 901.003076][ T32] INFO: task kworker/1:780:6928 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.003121][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.003251][ T32] Workqueue: events bpf_prog_free_deferred [ 901.003308][ T32] Call trace: [ 901.003356][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.003412][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.003438][ T32] r4:00000000 [ 901.003471][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.003560][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.008438][ T32] dd20: d4460000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.008480][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.008507][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.008558][ T32] r5:800b0013 r4:80239bb0 [ 901.008625][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.008678][ T32] r4:82ac21e4 [ 901.008748][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.008795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.008867][ T32] r4:eaa3ddc0 [ 901.008890][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.008934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.008956][ T32] r4:00000000 [ 901.008975][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.009020][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.009042][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.009109][ T32] r5:00001000 r4:dfc17000 [ 901.009133][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.009245][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.009296][ T32] r5:85272f8c r4:85272c00 [ 901.009319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.009365][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.009388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.009442][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.009492][ T32] r4:85249580 [ 901.009534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.009610][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.009638][ T32] r4:00000001 [ 901.009684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.009726][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.009753][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.009782][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.009832][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.009864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.009891][ T32] r4:85243c40 [ 901.009914][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.009944][ T32] INFO: task kworker/1:781:6931 blocked for more than 478 seconds. [ 901.009976][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.010000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 901.010219][ T32] Call trace: ** 2 printk messages dropped ** [ 901.010431][ T32] r4:85c78000 ** 3 printk messages dropped ** [ 901.010659][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 901.010793][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 901.011010][ T32] r9:83018205 r8:85c78000 r7:00000000 r6:83018200 r5:00001000 r4:7f1bd000 ** 4 printk messages dropped ** [ 901.011259][ T32] r5:85ccbb8c r4:85ccb800 [ 901.011284][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.011333][ T32] r7:ddde2d80 r6:83018200 r5:85ccbb8c r4:85b2b900 [ 901.011354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 901.011586][ T32] r10:00000000 r9:85b2b900 r8:80287e08 r7:ed4a9e60 r6:85b2b980 r5:85c78000 ** 9 printk messages dropped ** [ 901.012594][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 901.013116][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 901.013411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 11 printk messages dropped ** [ 901.032031][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 901.032247][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 2 printk messages dropped ** [ 901.032404][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 901.032525][ T32] INFO: task kworker/1:782:6933 blocked for more than 478 seconds. ** 3 printk messages dropped ** [ 901.032823][ T32] Workqueue: events bpf_prog_free_deferred [ 901.032870][ T32] Call trace: [ 901.032902][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.032966][ T32] r10:8291a684 r9:ed4b5d84 r8:00000002 r7:60000013 r6:ed4b5d8c r5:85c78c00 [ 901.033020][ T32] r4:85c78c00 [ 901.033043][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.033131][ T32] r5:85c78c00 r4:8291a680 [ 901.033214][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.033292][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.033341][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4b5e08 [ 901.033370][ T32] r4:00000000 [ 901.033392][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 901.033446][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 901.038059][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.038152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b49ac0 [ 901.038204][ T32] r4:00000000 [ 901.038231][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.038281][ T32] r9:83018205 r8:85c78c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1c1000 [ 901.038304][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.038355][ T32] r5:00001000 r4:ecdc1000 [ 901.038378][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.038437][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.038488][ T32] r5:85cd438c r4:85cd4000 [ 901.038536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.038591][ T32] r7:ddde2d80 r6:83018200 r5:85cd438c r4:85b2ba00 [ 901.038640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.038701][ T32] r10:61c88647 r9:85c78c00 r8:85b2ba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.038726][ T32] r4:85b2ba00 [ 901.038748][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.038830][ T32] r10:00000000 r9:85b2ba00 r8:80287e08 r7:ed4a9e60 r6:85b2ba80 r5:85c78c00 [ 901.038867][ T32] r4:00000001 [ 901.038898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.038944][ T32] Exception stack(0xed4b5fb0 to 0xed4b5ff8) [ 901.039021][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 901.039055][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.039107][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.039142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.039194][ T32] r4:85b49980 [ 901.039722][ T32] INFO: task kworker/1:782:6933 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.039782][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.039852][ T32] Workqueue: events bpf_prog_free_deferred [ 901.039972][ T32] Call trace: [ 901.040017][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.040071][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.040095][ T32] r4:00000000 [ 901.040115][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.040154][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.040213][ T32] dd20: d4910000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.040247][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.040273][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.040298][ T32] r5:800b0013 r4:80239bb0 [ 901.040320][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.040360][ T32] r4:82ac21e4 [ 901.040420][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.040469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.040492][ T32] r4:eaa3ddc0 [ 901.040511][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.040552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.040574][ T32] r4:00000000 [ 901.040618][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.040689][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 3 printk messages dropped ** [ 901.040863][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 901.041269][ T32] r4:00000001 ** 4 printk messages dropped ** [ 901.041435][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 901.041879][ T32] r10:8291a684 r9:ed4b9d84 r8:00000002 r7:60000113 r6:ed4b9d8c r5:85c79800 ** 9 printk messages dropped ** [ 901.042296][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 901.042482][ T32] r9:83018205 r8:85c79800 r7:00000000 r6:83018200 r5:00001000 r4:7f1c5000 [ 901.042529][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.042574][ T32] r5:00001000 r4:ece43000 [ 901.042604][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.042669][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.042714][ T32] r5:85cd4b8c r4:85cd4800 [ 901.042735][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.042806][ T32] r7:ddde2d80 r6:83018200 r5:85cd4b8c r4:85b2bb00 [ 901.042831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.042880][ T32] r10:61c88647 r9:85c79800 r8:85b2bb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.042903][ T32] r4:85b2bb00 [ 901.042946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.043000][ T32] r10:00000000 r9:85b2bb00 r8:80287e08 r7:ed4b5e60 r6:85b2bb80 r5:85c79800 [ 901.043024][ T32] r4:00000001 [ 901.043043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.043082][ T32] Exception stack(0xed4b9fb0 to 0xed4b9ff8) [ 901.043121][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 901.043153][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.043191][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.043222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.043268][ T32] r4:85b49a40 [ 901.056297][ T32] INFO: task kworker/1:783:6935 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.056399][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.056554][ T32] Workqueue: events bpf_prog_free_deferred [ 901.056640][ T32] Call trace: [ 901.056674][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.056730][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.056756][ T32] r4:00000000 [ 901.056776][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.056815][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.056844][ T32] dd20: d4c92000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.056899][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.056935][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.056963][ T32] r5:800b0013 r4:80239bb0 [ 901.057008][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.057053][ T32] r4:82ac21e4 [ 901.057073][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.057116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.057138][ T32] r4:eaa3ddc0 ** 1 printk messages dropped ** [ 901.057242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 10 printk messages dropped ** [ 901.057681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 901.058171][ T32] r4:85243c40 ** 9 printk messages dropped ** [ 901.058874][ T32] r4:85c7a400 ** 7 printk messages dropped ** [ 901.059335][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 901.059927][ T32] r5:85cd478c r4:85cd4400 [ 901.059956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 901.060248][ T32] r10:00000000 r9:85b2bc00 r8:80287e08 r7:ed4b9e60 r6:85b2bc80 r5:85c7a400 ** 10 printk messages dropped ** [ 901.061072][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 901.061582][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 10 printk messages dropped ** [ 901.062115][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 11 printk messages dropped ** [ 901.062649][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 901.062964][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 901.063224][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 901.084014][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4c1e08 ** 5 printk messages dropped ** [ 901.084335][ T32] r4:00000000 [ 901.084361][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.084411][ T32] r9:83018205 r8:85c7b000 r7:00000000 r6:83018200 r5:00001000 r4:7f1cb000 [ 901.084463][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.084561][ T32] r5:00001000 r4:eceb1000 [ 901.084615][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.084661][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.084780][ T32] r5:85cd538c r4:85cd5000 [ 901.084807][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.084896][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:85b2bd00 [ 901.084943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.085006][ T32] r10:61c88647 r9:85c7b000 r8:85b2bd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.085101][ T32] r4:85b2bd00 [ 901.085126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.085249][ T32] r10:00000000 r9:85b2bd00 r8:80287e08 r7:ed4b9e60 r6:85b2bd80 r5:85c7b000 [ 901.085327][ T32] r4:00000001 [ 901.085446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.085488][ T32] Exception stack(0xed4c1fb0 to 0xed4c1ff8) [ 901.085519][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 901.085548][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.085650][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.085764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.085795][ T32] r4:85b49cc0 [ 901.086314][ T32] INFO: task kworker/1:785:6939 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.086351][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.086455][ T32] Workqueue: events bpf_prog_free_deferred [ 901.086503][ T32] Call trace: [ 901.086534][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.086584][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.086606][ T32] r4:00000000 [ 901.086652][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.086696][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.086724][ T32] dd20: d4dc9000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.086752][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.086782][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.086807][ T32] r5:800b0013 r4:80239bb0 [ 901.086852][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.086897][ T32] r4:82ac21e4 [ 901.086917][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.086989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.087044][ T32] r4:eaa3ddc0 [ 901.087067][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.087111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.087133][ T32] r4:00000000 [ 901.087244][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.087354][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.087456][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.087505][ T32] r5:00001000 r4:dfc17000 [ 901.087526][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.087591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.087662][ T32] r5:85272f8c r4:85272c00 [ 901.087711][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.087761][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.087797][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 901.088098][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 11 printk messages dropped ** [ 901.088545][ T32] Call trace: ** 7 printk messages dropped ** [ 901.088970][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4c5e08 ** 8 printk messages dropped ** [ 901.089390][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 901.089591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 901.090023][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 901.090675][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 11 printk messages dropped ** [ 901.091251][ T32] r4:eaa3ddc0 ** 9 printk messages dropped ** [ 901.091725][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 901.091972][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 2 printk messages dropped ** [ 901.092062][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 3 printk messages dropped ** [ 901.092210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 901.092389][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 901.092818][ T32] r10:8291a684 r9:ed4c9d84 r8:00000002 r7:60000113 r6:ed4c9d8c r5:85c7c800 ** 4 printk messages dropped ** [ 901.092962][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.093004][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4c9e08 [ 901.093027][ T32] r4:00000000 [ 901.093046][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 901.093079][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 901.093127][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.093226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b0b1c0 [ 901.093262][ T32] r4:00000000 [ 901.093313][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.093407][ T32] r9:83018205 r8:85c7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f1cd000 [ 901.093465][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.093596][ T32] r5:00001000 r4:ecf51000 [ 901.126434][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.126522][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.126598][ T32] r5:85cd578c r4:85cd5400 [ 901.126625][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.126700][ T32] r7:ddde2d80 r6:83018200 r5:85cd578c r4:85b2bf00 [ 901.126725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.126824][ T32] r10:61c88647 r9:85c7c800 r8:85b2bf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.126851][ T32] r4:85b2bf00 [ 901.126993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.127047][ T32] r10:00000000 r9:85b2bf00 r8:80287e08 r7:ed4c1e60 r6:85b2bf80 r5:85c7c800 [ 901.127070][ T32] r4:00000001 [ 901.127091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.127196][ T32] Exception stack(0xed4c9fb0 to 0xed4c9ff8) [ 901.127247][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 901.127280][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.127307][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.127361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.127569][ T32] r4:85b0b000 [ 901.128082][ T32] INFO: task kworker/1:787:6943 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.128131][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.128249][ T32] Workqueue: events bpf_prog_free_deferred [ 901.128329][ T32] Call trace: [ 901.128386][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.128442][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.128517][ T32] r4:00000000 [ 901.128541][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.128632][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.128664][ T32] dd20: d5723000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.128693][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.128719][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.128744][ T32] r5:800b0013 r4:80239bb0 [ 901.128777][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.128822][ T32] r4:82ac21e4 [ 901.128843][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.128885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.128907][ T32] r4:eaa3ddc0 [ 901.128951][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.129028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.129054][ T32] r4:00000000 [ 901.129097][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.129395][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.129437][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.129486][ T32] r5:00001000 r4:dfc17000 [ 901.129508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.129547][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.129615][ T32] r5:85272f8c r4:85272c00 [ 901.129643][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.129691][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.129712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 901.130034][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 901.130954][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 901.131387][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 901.131735][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 901.132039][ T32] r5:85cd5b8c r4:85cd5800 [ 901.132080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.132170][ T32] r7:ddde2d80 r6:83018200 r5:85cd5b8c r4:85b03000 [ 901.132212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 901.132540][ T32] r4:00000001 ** 8 printk messages dropped ** [ 901.146176][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 901.147110][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 901.147643][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 5 printk messages dropped ** [ 901.147885][ T32] r4:00000001 ** 5 printk messages dropped ** [ 901.148375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 901.149999][ T32] r10:8291a684 r9:ed4d1d84 r8:00000002 r7:60000113 r6:ed4d1d8c r5:85c7e000 ** 10 printk messages dropped ** [ 901.151503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b0b780 ** 7 printk messages dropped ** [ 901.151887][ T32] r5:85cd678c r4:85cd6400 ** 1 printk messages dropped ** [ 901.151953][ T32] r7:ddde2d80 r6:83018200 r5:85cd678c r4:85b03100 ** 9 printk messages dropped ** [ 901.152526][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 901.173533][ T32] r4:00000000 ** 3 printk messages dropped ** [ 901.173927][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.173958][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.173984][ T32] r5:800b0013 r4:80239bb0 [ 901.174007][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.174048][ T32] r4:82ac21e4 [ 901.174069][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.174111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.174133][ T32] r4:eaa3ddc0 [ 901.174155][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.174205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.174254][ T32] r4:00000000 [ 901.174281][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.174328][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.174350][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.174419][ T32] r5:00001000 r4:dfc17000 [ 901.174443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.174498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.174543][ T32] r5:85272f8c r4:85272c00 [ 901.174564][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.174616][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.174712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.174766][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.174815][ T32] r4:85249580 [ 901.174913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.174965][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.174989][ T32] r4:00000001 [ 901.175009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.175087][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.175118][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.175167][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.175229][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.175262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.175286][ T32] r4:85243c40 [ 901.175309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.175336][ T32] INFO: task kworker/1:790:6950 blocked for more than 478 seconds. [ 901.175392][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.175420][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 901.175444][ T32] task:kworker/1:790 state:D stack:0 pid:6950 tgid:6950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.175498][ T32] Workqueue: events bpf_prog_free_deferred [ 901.175629][ T32] Call trace: [ 901.175662][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.175883][ T32] r10:8291a684 r9:ed4d5d84 r8:00000002 r7:60000113 r6:ed4d5d8c r5:85c7ec00 [ 901.175912][ T32] r4:85c7ec00 [ 901.175934][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.176004][ T32] r5:85c7ec00 r4:8291a680 [ 901.176032][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.176073][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.176156][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4d5e08 [ 901.176186][ T32] r4:00000000 [ 901.176206][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 901.176241][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 901.176274][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.176314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b0b4c0 [ 901.176478][ T32] r4:00000000 [ 901.176506][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 901.176744][ T32] r5:85cd5f8c r4:85cd5c00 [ 901.176763][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 901.176935][ T32] r4:85b03200 ** 9 printk messages dropped ** [ 901.177416][ T32] r4:85b0b5c0 ** 5 printk messages dropped ** [ 901.178268][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 901.178568][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 901.178836][ T32] r4:00000000 ** 4 printk messages dropped ** [ 901.179060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 901.179288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 901.179560][ T32] r4:00000001 ** 1 printk messages dropped ** [ 901.179620][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 1 printk messages dropped ** [ 901.179707][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 901.180138][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 901.180734][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 901.181102][ T32] r9:83018205 r8:85c80000 r7:00000000 r6:83018200 r5:00001000 r4:7f1d3000 ** 4 printk messages dropped ** [ 901.181414][ T32] r5:85cd638c r4:85cd6000 ** 3 printk messages dropped ** [ 901.181660][ T32] r10:61c88647 r9:85c80000 r8:85b0332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 901.182016][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.182047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.182069][ T32] r4:85b0b5c0 [ 901.182352][ T32] INFO: task kworker/1:791:6951 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.182392][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.182448][ T32] Workqueue: events bpf_prog_free_deferred [ 901.182544][ T32] Call trace: [ 901.182681][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.182738][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.182763][ T32] r4:00000000 [ 901.182783][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.182822][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.182850][ T32] dd20: d597f000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.182879][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.182916][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.182972][ T32] r5:800b0013 r4:80239bb0 [ 901.183003][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.183045][ T32] r4:82ac21e4 [ 901.183081][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.183131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.183197][ T32] r4:eaa3ddc0 [ 901.183221][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.183262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.183287][ T32] r4:00000000 [ 901.183306][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.183350][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.183371][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.183411][ T32] r5:00001000 r4:dfc17000 [ 901.183431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.183533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.214231][ T32] r5:85272f8c r4:85272c00 [ 901.214273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.214373][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.214426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.214508][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.214596][ T32] r4:85249580 [ 901.214653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.214714][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.214755][ T32] r4:00000001 [ 901.214908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.215098][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.215141][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.215175][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.215205][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.215234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.215256][ T32] r4:85243c40 [ 901.215518][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.215603][ T32] INFO: task kworker/1:792:6953 blocked for more than 478 seconds. [ 901.215716][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.215746][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 901.215770][ T32] task:kworker/1:792 state:D stack:0 pid:6953 tgid:6953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.215826][ T32] Workqueue: events bpf_prog_free_deferred [ 901.215954][ T32] Call trace: [ 901.216130][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.216191][ T32] r10:8291a684 r9:ed4ddd84 r8:00000002 r7:60000113 r6:ed4ddd8c r5:85c80c00 [ 901.216238][ T32] r4:85c80c00 [ 901.216284][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.216331][ T32] r5:85c80c00 r4:8291a680 [ 901.216353][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.216391][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.216438][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4dde08 [ 901.216463][ T32] r4:00000000 [ 901.216482][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 901.216515][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 901.216627][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.216698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b0b900 [ 901.216729][ T32] r4:00000000 [ 901.216751][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.216849][ T32] r9:83018205 r8:85c80c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1db000 [ 901.216875][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.216923][ T32] r5:00001000 r4:ed00d000 [ 901.216945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.216985][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.217026][ T32] r5:85cd6b8c r4:85cd6800 [ 901.217046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.217090][ T32] r7:ddde2d80 r6:83018200 r5:85cd6b8c r4:85b03400 [ 901.217111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.217183][ T32] r10:61c88647 r9:85c80c00 r8:85b0342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.217252][ T32] r4:85b03400 [ 901.217276][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.217323][ T32] r10:00000000 r9:85b03400 r8:80287e08 r7:ed4d1e60 r6:85b03480 r5:85c80c00 [ 901.217345][ T32] r4:00000001 [ 901.217393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.217434][ T32] Exception stack(0xed4ddfb0 to 0xed4ddff8) [ 901.217462][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.217515][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 901.218286][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 901.218695][ T32] dd20: d5f2d000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 2 printk messages dropped ** [ 901.218775][ T32] r5:800b0013 r4:80239bb0 [ 901.218795][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.218885][ T32] r4:82ac21e4 [ 901.218910][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.218954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.218978][ T32] r4:eaa3ddc0 [ 901.219053][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.219169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.219199][ T32] r4:00000000 [ 901.219220][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.219276][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.219301][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.219344][ T32] r5:00001000 r4:dfc17000 [ 901.219365][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.219454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.219509][ T32] r5:85272f8c r4:85272c00 [ 901.219530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.219576][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.219597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.219642][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.219741][ T32] r4:85249580 [ 901.219941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.219992][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.220018][ T32] r4:00000001 [ 901.220199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.220288][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.220346][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.220410][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.220456][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.220606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.220672][ T32] r4:85243c40 [ 901.220799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.220842][ T32] INFO: task kworker/1:793:6955 blocked for more than 478 seconds. [ 901.220872][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.220973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 901.220998][ T32] task:kworker/1:793 state:D stack:0 pid:6955 tgid:6955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.221093][ T32] Workqueue: events bpf_prog_free_deferred [ 901.221151][ T32] Call trace: [ 901.221280][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.221334][ T32] r10:8291a684 r9:ed4e5d84 r8:00000002 r7:60000013 r6:ed4e5d8c r5:84b2e000 ** 4 printk messages dropped ** [ 901.221536][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 901.221769][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 901.221947][ T32] r9:83018205 r8:84b2e000 r7:00000000 r6:83018200 r5:00001000 r4:7f1e1000 ** 4 printk messages dropped ** [ 901.222281][ T32] r5:85cd738c r4:85cd7000 [ 901.222357][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.222438][ T32] r7:ddde2d80 r6:83018200 r5:85cd738c r4:85b03500 [ 901.222463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.222561][ T32] r10:61c88647 r9:84b2e000 r8:85b0352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.222619][ T32] r4:85b03500 [ 901.222729][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 901.222904][ T32] r4:00000001 ** 4 printk messages dropped ** [ 901.223200][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 901.246403][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 901.246828][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 901.247065][ T32] r5:800b0013 r4:80239bb0 ** 1 printk messages dropped ** [ 901.247210][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 901.247326][ T32] r4:eaa3ddc0 ** 2 printk messages dropped ** [ 901.247441][ T32] r4:00000000 ** 4 printk messages dropped ** [ 901.247845][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 901.248136][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 901.248367][ T32] r4:00000001 ** 3 printk messages dropped ** [ 901.248563][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 901.249163][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 1 printk messages dropped ** [ 901.249294][ T32] task:kworker/1:794 state:D stack:0 pid:6956 tgid:6956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.249449][ T32] Workqueue: events bpf_prog_free_deferred [ 901.249506][ T32] Call trace: [ 901.249545][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.249620][ T32] r10:8291a684 r9:ed4e9d84 r8:00000002 r7:60000013 r6:ed4e9d8c r5:84b2b000 [ 901.249798][ T32] r4:84b2b000 [ 901.249822][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.249865][ T32] r5:84b2b000 r4:8291a680 [ 901.249886][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.249924][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.250027][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4e9e08 [ 901.250063][ T32] r4:00000000 [ 901.250087][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 901.250121][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 901.250225][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.250345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b0bb40 [ 901.250473][ T32] r4:00000000 [ 901.250513][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.250637][ T32] r9:83018205 r8:84b2b000 r7:00000000 r6:83018200 r5:00001000 r4:7f1dd000 [ 901.250841][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.250963][ T32] r5:00001000 r4:ed019000 [ 901.250987][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.251028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.251070][ T32] r5:85cd6f8c r4:85cd6c00 [ 901.251103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.251177][ T32] r7:ddde2d80 r6:83018200 r5:85cd6f8c r4:85b03580 [ 901.251201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.251250][ T32] r10:61c88647 r9:84b2b000 r8:85b035ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.251298][ T32] r4:85b03580 [ 901.251346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.251398][ T32] r10:00000000 r9:85b03580 r8:80287e08 r7:ed4e5e60 r6:85b36880 r5:84b2b000 [ 901.251603][ T32] r4:00000001 [ 901.251625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.251662][ T32] Exception stack(0xed4e9fb0 to 0xed4e9ff8) [ 901.251688][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 901.251718][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.251744][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.251801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.251906][ T32] r4:85b0b6c0 [ 901.252610][ T32] INFO: task kworker/1:794:6956 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.252679][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.252942][ T32] Workqueue: events bpf_prog_free_deferred [ 901.252991][ T32] Call trace: [ 901.253021][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.253122][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.253149][ T32] r4:00000000 [ 901.253221][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.253268][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.253322][ T32] dd20: d6404000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.253362][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.253387][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.253411][ T32] r5:800b0013 r4:80239bb0 [ 901.253485][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.253531][ T32] r4:82ac21e4 [ 901.273910][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.274076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.274108][ T32] r4:eaa3ddc0 [ 901.274134][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.274185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.274236][ T32] r4:00000000 [ 901.274285][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.274336][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.274359][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.274403][ T32] r5:00001000 r4:dfc17000 [ 901.274511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.274644][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.274692][ T32] r5:85272f8c r4:85272c00 [ 901.274714][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.274811][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.274961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.275021][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.275045][ T32] r4:85249580 [ 901.275115][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.275245][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.275322][ T32] r4:00000001 [ 901.275441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.275482][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.275512][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.275553][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.275583][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.275612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.275634][ T32] r4:85243c40 [ 901.275757][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.275801][ T32] INFO: task kworker/1:795:6959 blocked for more than 478 seconds. [ 901.275834][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.275861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 901.275938][ T32] task:kworker/1:795 state:D stack:0 pid:6959 tgid:6959 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.276075][ T32] Workqueue: events bpf_prog_free_deferred [ 901.276250][ T32] Call trace: [ 901.276482][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.276538][ T32] r10:8291a684 r9:ed4edd84 r8:00000002 r7:60000113 r6:ed4edd8c r5:84b2ec00 [ 901.276587][ T32] r4:84b2ec00 [ 901.276775][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.276843][ T32] r5:84b2ec00 r4:8291a680 [ 901.276871][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.276934][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.277008][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4ede08 [ 901.277071][ T32] r4:00000000 [ 901.277116][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 901.277217][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 901.277314][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.277374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b0be40 ** 2 printk messages dropped ** [ 901.277467][ T32] r9:83018205 r8:84b2ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f1e5000 ** 4 printk messages dropped ** [ 901.277790][ T32] r5:85cd778c r4:85cd7400 ** 3 printk messages dropped ** [ 901.278098][ T32] r10:61c88647 r9:84b2ec00 r8:85b0362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 901.278665][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 901.279888][ T32] r4:00000000 ** 3 printk messages dropped ** [ 901.280072][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 9 printk messages dropped ** [ 901.280703][ T32] r4:00000000 ** 4 printk messages dropped ** [ 901.280918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 901.281294][ T32] r4:85249580 ** 2 printk messages dropped ** [ 901.281523][ T32] r4:00000001 ** 5 printk messages dropped ** [ 901.281914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 901.282208][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 901.282685][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 901.283027][ T32] r4:00000000 ** 1 printk messages dropped ** [ 901.283106][ T32] r9:83018205 r8:84b28000 r7:00000000 r6:83018200 r5:00001000 r4:7f1eb000 [ 901.283131][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.283256][ T32] r5:00001000 r4:ed2ed000 [ 901.283279][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.283319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.283524][ T32] r5:85cdc38c r4:85cdc000 [ 901.304506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.304631][ T32] r7:ddde2d80 r6:83018200 r5:85cdc38c r4:85b03680 [ 901.304660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.304712][ T32] r10:61c88647 r9:84b28000 r8:85b036ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.304736][ T32] r4:85b03680 [ 901.304780][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.304856][ T32] r10:00000000 r9:85b03680 r8:80287e08 r7:ed4ede60 r6:85b36980 r5:84b28000 [ 901.304884][ T32] r4:00000001 [ 901.304905][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.304944][ T32] Exception stack(0xed4f5fb0 to 0xed4f5ff8) [ 901.304975][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 901.305035][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.305067][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.305101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.305131][ T32] r4:85b22400 [ 901.305784][ T32] INFO: task kworker/1:796:6962 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.305838][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.305910][ T32] Workqueue: events bpf_prog_free_deferred [ 901.305959][ T32] Call trace: [ 901.306015][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.306071][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.306121][ T32] r4:00000000 [ 901.306166][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.306224][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.306313][ T32] dd20: d680f000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.306372][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.306403][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.306434][ T32] r5:800b0013 r4:80239bb0 [ 901.306479][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.306683][ T32] r4:82ac21e4 [ 901.306708][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.306801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.306828][ T32] r4:eaa3ddc0 [ 901.306849][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.306915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.306942][ T32] r4:00000000 [ 901.306979][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.307027][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.307049][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.307091][ T32] r5:00001000 r4:dfc17000 [ 901.307125][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.307175][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.307244][ T32] r5:85272f8c r4:85272c00 [ 901.307269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.307316][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.307362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.307412][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.307435][ T32] r4:85249580 [ 901.307470][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.307519][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.307568][ T32] r4:00000001 [ 901.307664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.307703][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.307731][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.307759][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.307787][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.307816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.307864][ T32] r4:85243c40 [ 901.307888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.307916][ T32] INFO: task kworker/1:797:6963 blocked for more than 478 seconds. [ 901.307973][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.308026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 901.308066][ T32] task:kworker/1:797 state:D stack:0 pid:6963 tgid:6963 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.308169][ T32] Workqueue: events bpf_prog_free_deferred [ 901.308284][ T32] Call trace: [ 901.308322][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.308371][ T32] r10:8291a684 r9:ed4f9d84 r8:00000002 r7:60000013 r6:ed4f9d8c r5:84b2c800 [ 901.308395][ T32] r4:84b2c800 [ 901.308496][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.308545][ T32] r5:84b2c800 r4:8291a680 [ 901.308566][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.308605][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.308647][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4f9e08 [ 901.308669][ T32] r4:00000000 [ 901.308689][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 901.308724][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 901.308783][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.308828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b22b40 [ 901.308864][ T32] r4:00000000 [ 901.308886][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.308935][ T32] r9:83018205 r8:84b2c800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e7000 [ 901.308985][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.309034][ T32] r5:00001000 r4:ed2cf000 [ 901.309080][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.309125][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.309208][ T32] r5:85cd7b8c r4:85cd7800 [ 901.309231][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.309295][ T32] r7:ddde2d80 r6:83018200 r5:85cd7b8c r4:85b03700 [ 901.309368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.309423][ T32] r10:61c88647 r9:84b2c800 r8:85b0372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 901.309595][ T32] r4:00000001 ** 9 printk messages dropped ** [ 901.310627][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 901.311325][ T32] dd20: d680f000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 9 printk messages dropped ** [ 901.311909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 11 printk messages dropped ** [ 901.312603][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 901.313037][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 901.344774][ T32] r4:84b2d400 ** 4 printk messages dropped ** [ 901.345185][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed501e08 ** 7 printk messages dropped ** [ 901.345595][ T32] r9:83018205 r8:84b2d400 r7:00000000 r6:83018200 r5:00001000 r4:7f1e9000 ** 4 printk messages dropped ** [ 901.345767][ T32] r5:85cd7f8c r4:85cd7c00 ** 1 printk messages dropped ** [ 901.345884][ T32] r7:ddde2d80 r6:83018200 r5:85cd7f8c r4:85b03780 ** 9 printk messages dropped ** [ 901.346378][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.346416][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.346452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.346575][ T32] r4:85af7080 [ 901.347191][ T32] INFO: task kworker/1:798:6966 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.347236][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.347425][ T32] Workqueue: events bpf_prog_free_deferred [ 901.347476][ T32] Call trace: [ 901.347508][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.347559][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.347594][ T32] r4:00000000 [ 901.347617][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.347694][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.347752][ T32] dd20: d6eb2000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.347789][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.347866][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.347894][ T32] r5:800b0013 r4:80239bb0 [ 901.347916][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.347956][ T32] r4:82ac21e4 [ 901.347989][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.348034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.348057][ T32] r4:eaa3ddc0 [ 901.348100][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.348146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.348175][ T32] r4:00000000 [ 901.348195][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.348264][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.348314][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.348360][ T32] r5:00001000 r4:dfc17000 [ 901.348381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.348421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.348463][ T32] r5:85272f8c r4:85272c00 [ 901.348509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.348558][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.348579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.348624][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.348674][ T32] r4:85249580 [ 901.348705][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.348776][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.348802][ T32] r4:00000001 [ 901.348823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.348858][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.348884][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.348912][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.348939][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.348968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.349039][ T32] r4:85243c40 [ 901.349075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.349106][ T32] INFO: task kworker/1:799:6969 blocked for more than 478 seconds. ** 6 printk messages dropped ** [ 901.349502][ T32] r10:8291a684 r9:ed50dd84 r8:00000002 r7:60000013 r6:ed50dd8c r5:85531800 ** 10 printk messages dropped ** [ 901.349863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85af7880 ** 7 printk messages dropped ** [ 901.350139][ T32] r5:85cdd78c r4:85cdd400 [ 901.350191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.350240][ T32] r7:ddde2d80 r6:83018200 r5:85cdd78c r4:85b03800 ** 1 printk messages dropped ** [ 901.350340][ T32] r10:61c88647 r9:85531800 r8:85b0382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 901.350893][ T32] r4:85af7180 ** 5 printk messages dropped ** [ 901.351542][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.351567][ T32] r4:00000000 [ 901.351586][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.351625][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.351653][ T32] dd20: d6eb2000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.351715][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.351769][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.351798][ T32] r5:800b0013 r4:80239bb0 [ 901.351819][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.351860][ T32] r4:82ac21e4 [ 901.351886][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.351928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.351975][ T32] r4:eaa3ddc0 [ 901.352099][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.352167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.352196][ T32] r4:00000000 [ 901.352286][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.352359][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.352382][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.352447][ T32] r5:00001000 r4:dfc17000 [ 901.352473][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.352513][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.352558][ T32] r5:85272f8c r4:85272c00 [ 901.352620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.352712][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.352759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.352894][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.352999][ T32] r4:85249580 [ 901.353054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.353118][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 901.353437][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 901.374208][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 901.374514][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 901.375002][ T32] r5:00001000 r4:ed309000 ** 2 printk messages dropped ** [ 901.375141][ T32] r5:85cdc78c r4:85cdc400 [ 901.375192][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.375248][ T32] r7:ddde2d80 r6:83018200 r5:85cdc78c r4:85b03880 ** 1 printk messages dropped ** [ 901.375506][ T32] r10:61c88647 r9:85532400 r8:85b038ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 901.376076][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 901.377136][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 901.377536][ T32] dd20: d7075000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 12 printk messages dropped ** [ 901.378475][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 11 printk messages dropped ** [ 901.378939][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 9 printk messages dropped ** [ 901.379296][ T32] INFO: task kworker/1:801:6972 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 901.379730][ T32] r4:85530c00 ** 5 printk messages dropped ** [ 901.379940][ T32] r4:00000000 ** 4 printk messages dropped ** [ 901.380291][ T32] r4:00000000 ** 6 printk messages dropped ** [ 901.380827][ T32] r5:85cdcb8c r4:85cdc800 ** 1 printk messages dropped ** [ 901.380921][ T32] r7:ddde2d80 r6:83018200 r5:85cdcb8c r4:85b03900 ** 9 printk messages dropped ** [ 901.381544][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 901.382316][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 901.382921][ T32] r4:eaa3ddc0 ** 4 printk messages dropped ** [ 901.383205][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 9 printk messages dropped ** [ 901.404182][ T32] r4:85249580 ** 6 printk messages dropped ** [ 901.404481][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 901.404761][ T32] task:kworker/1:802 state:D stack:0 pid:6973 tgid:6973 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.404821][ T32] Workqueue: events bpf_prog_free_deferred [ 901.404918][ T32] Call trace: [ 901.404960][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.405013][ T32] r10:8291a684 r9:ed4f1d84 r8:00000002 r7:60000113 r6:ed4f1d8c r5:85c83000 [ 901.405049][ T32] r4:85c83000 [ 901.405072][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.405142][ T32] r5:85c83000 r4:8291a680 [ 901.405197][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.405246][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.405290][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4f1e08 [ 901.405338][ T32] r4:00000000 [ 901.405387][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 901.405486][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 901.405565][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.405611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85af7500 [ 901.405659][ T32] r4:00000000 [ 901.405708][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.405758][ T32] r9:83018205 r8:85c83000 r7:00000000 r6:83018200 r5:00001000 r4:7f1f1000 [ 901.405782][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.405847][ T32] r5:00001000 r4:ed327000 [ 901.405871][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.405942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.406012][ T32] r5:85cdcf8c r4:85cdcc00 [ 901.406060][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.406133][ T32] r7:ddde2d80 r6:83018200 r5:85cdcf8c r4:85b03980 [ 901.406162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.406253][ T32] r10:61c88647 r9:85c83000 r8:85b039ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.406280][ T32] r4:85b03980 [ 901.406301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.406352][ T32] r10:00000000 r9:85b03980 r8:80287e08 r7:ed50de60 r6:85b03a00 r5:85c83000 [ 901.406376][ T32] r4:00000001 [ 901.406420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.406462][ T32] Exception stack(0xed4f1fb0 to 0xed4f1ff8) [ 901.406491][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 901.406544][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.406600][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.406657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.406683][ T32] r4:85af7380 [ 901.407233][ T32] INFO: task kworker/1:802:6973 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.407269][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.407327][ T32] Workqueue: events bpf_prog_free_deferred [ 901.407401][ T32] Call trace: [ 901.407432][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.407482][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.407506][ T32] r4:00000000 [ 901.407588][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.407707][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.407813][ T32] dd20: d7302000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.407920][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.408029][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.408080][ T32] r5:800b0013 r4:80239bb0 [ 901.408122][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.408224][ T32] r4:82ac21e4 [ 901.408271][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 901.408562][ T32] r4:00000000 ** 6 printk messages dropped ** [ 901.409291][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 901.409606][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 6 printk messages dropped ** [ 901.409934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 901.410989][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 901.411396][ T32] r4:00000000 ** 5 printk messages dropped ** [ 901.411734][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.411779][ T32] r5:85cdd38c r4:85cdd000 ** 3 printk messages dropped ** [ 901.411989][ T32] r10:61c88647 r9:85c83c00 r8:85b03aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 901.412403][ T32] r4:85af7800 ** 2 printk messages dropped ** [ 901.412770][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 901.413216][ T32] dd20: d7302000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 10 printk messages dropped ** [ 901.442127][ T32] r4:00000000 ** 5 printk messages dropped ** [ 901.442378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 901.442744][ T32] r4:00000001 ** 3 printk messages dropped ** [ 901.442891][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 901.443484][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 901.454691][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 901.454937][ T32] r4:00000000 [ 901.454986][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.455105][ T32] r9:83018205 r8:85c84800 r7:00000000 r6:83018200 r5:00001000 r4:7f1f7000 [ 901.455172][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.455268][ T32] r5:00001000 r4:ed351000 [ 901.455319][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.455365][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.455430][ T32] r5:85cddb8c r4:85cdd800 [ 901.455454][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.455503][ T32] r7:ddde2d80 r6:83018200 r5:85cddb8c r4:85b03b80 [ 901.455524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.455597][ T32] r10:61c88647 r9:85c84800 r8:85b03bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.455623][ T32] r4:85b03b80 [ 901.455668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.455717][ T32] r10:00000000 r9:85b03b80 r8:80287e08 r7:ed50de60 r6:85b03c00 r5:85c84800 [ 901.455740][ T32] r4:00000001 [ 901.455785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.455825][ T32] Exception stack(0xed521fb0 to 0xed521ff8) [ 901.455854][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 901.455910][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.455962][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.456019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.456045][ T32] r4:85af7680 [ 901.456614][ T32] INFO: task kworker/1:804:6978 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.456677][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.456873][ T32] Workqueue: events bpf_prog_free_deferred [ 901.456938][ T32] Call trace: [ 901.456996][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.457073][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.457100][ T32] r4:00000000 [ 901.457144][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.457205][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.457236][ T32] dd20: d797e000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.457266][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.457293][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.457317][ T32] r5:800b0013 r4:80239bb0 [ 901.457337][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.457377][ T32] r4:82ac21e4 [ 901.457397][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.457438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.457461][ T32] r4:eaa3ddc0 [ 901.457505][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.457551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.457573][ T32] r4:00000000 [ 901.457594][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.457638][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.457658][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.457704][ T32] r5:00001000 r4:dfc17000 [ 901.457725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.457764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.457805][ T32] r5:85272f8c r4:85272c00 [ 901.457850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.457901][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.457951][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.458004][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.458030][ T32] r4:85249580 [ 901.458066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.458116][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.458159][ T32] r4:00000001 [ 901.458207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.458295][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.458352][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.458384][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.458410][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.458438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.458512][ T32] r4:85243c40 [ 901.458537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.458565][ T32] INFO: task kworker/1:805:6979 blocked for more than 478 seconds. [ 901.458595][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.458691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 901.458789][ T32] task:kworker/1:805 state:D stack:0 pid:6979 tgid:6979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.458840][ T32] Workqueue: events bpf_prog_free_deferred [ 901.458933][ T32] Call trace: [ 901.458976][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.459023][ T32] r10:8291a684 r9:ed525d84 r8:00000002 r7:60000013 r6:ed525d8c r5:85c85400 [ 901.459120][ T32] r4:85c85400 [ 901.459143][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.459194][ T32] r5:85c85400 r4:8291a680 [ 901.459239][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.459285][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.459327][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed525e08 ** 5 printk messages dropped ** [ 901.459678][ T32] r4:00000000 ** 6 printk messages dropped ** [ 901.459937][ T32] r5:85cddf8c r4:85cddc00 [ 901.459958][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 901.460214][ T32] r10:00000000 r9:85b03c80 r8:80287e08 r7:ed521e60 r6:85b03d00 r5:85c85400 ** 7 printk messages dropped ** [ 901.460512][ T32] r4:85af7b00 ** 5 printk messages dropped ** [ 901.461653][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 6 printk messages dropped ** [ 901.462057][ T32] r5:800b0013 r4:80239bb0 ** 4 printk messages dropped ** [ 901.462230][ T32] r4:eaa3ddc0 [ 901.462250][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.462291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.462313][ T32] r4:00000000 [ 901.462332][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.462375][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.462483][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.462547][ T32] r5:00001000 r4:dfc17000 [ 901.462594][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.462637][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.462679][ T32] r5:85272f8c r4:85272c00 [ 901.462711][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.462760][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.462782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.462836][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.462860][ T32] r4:85249580 [ 901.462879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.462925][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.462971][ T32] r4:00000001 [ 901.462995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.463056][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.463123][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.463173][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.463203][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.463233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.463280][ T32] r4:85243c40 [ 901.463304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.463354][ T32] INFO: task kworker/1:806:6982 blocked for more than 478 seconds. [ 901.463384][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.463408][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 901.463428][ T32] task:kworker/1:806 state:D stack:0 pid:6982 tgid:6982 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.463517][ T32] Workqueue: events bpf_prog_free_deferred [ 901.480333][ T32] Call trace: [ 901.480452][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.480562][ T32] r10:8291a684 r9:ed529d84 r8:00000002 r7:60000013 r6:ed529d8c r5:85c86000 [ 901.480638][ T32] r4:85c86000 [ 901.480663][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.480729][ T32] r5:85c86000 r4:8291a680 [ 901.480756][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.480820][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.480872][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed529e08 [ 901.480897][ T32] r4:00000000 [ 901.480916][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 901.480950][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 901.480989][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 901.481353][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 901.481477][ T32] r5:85cde78c r4:85cde400 [ 901.481522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.481595][ T32] r7:ddde2d80 r6:83018200 r5:85cde78c r4:85b03d80 ** 2 printk messages dropped ** [ 901.481714][ T32] r4:85b03d80 ** 4 printk messages dropped ** [ 901.481994][ T32] Exception stack(0xed529fb0 to 0xed529ff8) ** 6 printk messages dropped ** [ 901.482997][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.483144][ T32] Workqueue: events bpf_prog_free_deferred [ 901.483267][ T32] Call trace: [ 901.483335][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.483466][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.496242][ T32] r4:00000000 [ 901.496321][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.496406][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.496470][ T32] dd20: d7fe5000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.496504][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.496530][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.496556][ T32] r5:800b0013 r4:80239bb0 [ 901.496576][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.496628][ T32] r4:82ac21e4 [ 901.496672][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.496730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.496778][ T32] r4:eaa3ddc0 [ 901.496813][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.496866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.496912][ T32] r4:00000000 [ 901.496935][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.497006][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.497031][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.497087][ T32] r5:00001000 r4:dfc17000 [ 901.497110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.497156][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.497243][ T32] r5:85272f8c r4:85272c00 [ 901.497267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.497316][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.497343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.497439][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.497471][ T32] r4:85249580 [ 901.497494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.497543][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.497573][ T32] r4:00000001 [ 901.497621][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.497688][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.497738][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.497770][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.497797][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.497825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.497867][ T32] r4:85243c40 ** 1 printk messages dropped ** [ 901.497925][ T32] INFO: task kworker/1:807:6984 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 901.498262][ T32] r4:85c86c00 ** 4 printk messages dropped ** [ 901.498472][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4e1e08 ** 10 printk messages dropped ** [ 901.498896][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 901.499020][ T32] r5:85cde38c r4:85cde000 [ 901.499044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 901.499191][ T32] r10:61c88647 r9:85c86c00 r8:85b03eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 901.499545][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 901.500628][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 901.500998][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 901.501260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 901.501732][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 5 printk messages dropped ** [ 901.501952][ T32] r4:00000001 ** 3 printk messages dropped ** [ 901.502120][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 901.502515][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 901.502872][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 901.503309][ T32] r9:83018205 r8:85530000 r7:00000000 r6:83018200 r5:00001000 r4:7f1ff000 ** 4 printk messages dropped ** [ 901.523745][ T32] r5:85cdeb8c r4:85cde800 [ 901.523820][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.523895][ T32] r7:ddde2d80 r6:83018200 r5:85cdeb8c r4:85b03f80 [ 901.523918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.524004][ T32] r10:61c88647 r9:85530000 r8:85b03fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.524033][ T32] r4:85b03f80 [ 901.524054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.524112][ T32] r10:00000000 r9:85b03f80 r8:80287e08 r7:ed529e60 r6:85b36c80 r5:85530000 [ 901.524138][ T32] r4:00000001 [ 901.524171][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.524213][ T32] Exception stack(0xed539fb0 to 0xed539ff8) [ 901.524253][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 901.524284][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.524310][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.524354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.524398][ T32] r4:85af7d40 [ 901.525028][ T32] INFO: task kworker/1:808:6986 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.525063][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.525221][ T32] Workqueue: events bpf_prog_free_deferred [ 901.525319][ T32] Call trace: [ 901.525355][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.525416][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.525440][ T32] r4:00000000 [ 901.525480][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.525525][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.525554][ T32] dd20: d8345000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.525582][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.525627][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.525674][ T32] r5:800b0013 r4:80239bb0 [ 901.525717][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.525783][ T32] r4:82ac21e4 [ 901.525816][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.525885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.525911][ T32] r4:eaa3ddc0 [ 901.525952][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.525996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.526019][ T32] r4:00000000 [ 901.526038][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.526083][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.526104][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.526160][ T32] r5:00001000 r4:dfc17000 [ 901.526218][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.526287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.526338][ T32] r5:85272f8c r4:85272c00 [ 901.526358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.526459][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.526521][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.526602][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.526638][ T32] r4:85249580 [ 901.526680][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.526733][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 3 printk messages dropped ** [ 901.526838][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 901.527259][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 901.527355][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.527410][ T32] r10:8291a684 r9:ed531d84 r8:00000002 r7:60000113 r6:ed531d8c r5:85533000 [ 901.527433][ T32] r4:85533000 [ 901.527482][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.527528][ T32] r5:85533000 r4:8291a680 [ 901.527549][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.527657][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.527727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed531e08 [ 901.527753][ T32] r4:00000000 [ 901.527773][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 901.527831][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 901.527872][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.527934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b220c0 [ 901.527959][ T32] r4:00000000 [ 901.527978][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.528031][ T32] r9:83018205 r8:85533000 r7:00000000 r6:83018200 r5:00001000 r4:7f203000 [ 901.528091][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.528164][ T32] r5:00001000 r4:ed3a1000 [ 901.528193][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.528246][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.528316][ T32] r5:85cdf38c r4:85cdf000 [ 901.528339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.528386][ T32] r7:ddde2d80 r6:83018200 r5:85cdf38c r4:85aa0000 [ 901.528411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.528478][ T32] r10:61c88647 r9:85533000 r8:85aa002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.528510][ T32] r4:85aa0000 [ 901.528557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.528624][ T32] r10:00000000 r9:85aa0000 r8:80287e08 r7:ed539e60 r6:85b36d00 r5:85533000 [ 901.528649][ T32] r4:00000001 [ 901.528691][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.528732][ T32] Exception stack(0xed531fb0 to 0xed531ff8) [ 901.528781][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 901.528879][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.528909][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.528941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.528976][ T32] r4:85b0bf40 [ 901.529353][ T32] INFO: task kworker/1:809:6988 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.529396][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 901.529657][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 901.529951][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 901.530204][ T32] r4:00000000 ** 5 printk messages dropped ** [ 901.530461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 901.530882][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 6 printk messages dropped ** [ 901.531210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 901.531616][ T32] r10:8291a684 r9:ed53dd84 r8:00000002 r7:60000013 r6:ed53dd8c r5:85534800 ** 6 printk messages dropped ** [ 901.531867][ T32] r4:00000000 ** 4 printk messages dropped ** [ 901.532070][ T32] r4:00000000 ** 6 printk messages dropped ** [ 901.532331][ T32] r5:85cdf78c r4:85cdf400 [ 901.532375][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 901.532590][ T32] r4:85aa0080 ** 3 printk messages dropped ** [ 901.532730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 901.533423][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 901.555741][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 901.556150][ T32] r4:eaa3ddc0 ** 6 printk messages dropped ** [ 901.556424][ T32] r5:00001000 r4:dfc17000 ** 2 printk messages dropped ** [ 901.556550][ T32] r5:85272f8c r4:85272c00 [ 901.556592][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.556642][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.556684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.556734][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.556757][ T32] r4:85249580 [ 901.556806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.556854][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.556897][ T32] r4:00000001 [ 901.556926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.556961][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.556988][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.557019][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.557047][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.557075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.557097][ T32] r4:85243c40 [ 901.557130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.557207][ T32] INFO: task kworker/1:811:6993 blocked for more than 478 seconds. [ 901.557274][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.557324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 901.557353][ T32] task:kworker/1:811 state:D stack:0 pid:6993 tgid:6993 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.557406][ T32] Workqueue: events bpf_prog_free_deferred [ 901.557463][ T32] Call trace: [ 901.557498][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.557546][ T32] r10:8291a684 r9:ed541d84 r8:00000002 r7:60000113 r6:ed541d8c r5:85535400 [ 901.557570][ T32] r4:85535400 [ 901.557589][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.557632][ T32] r5:85535400 r4:8291a680 [ 901.557681][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.557723][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.557765][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed541e08 [ 901.557786][ T32] r4:00000000 [ 901.557805][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 901.557838][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 901.557870][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.557911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9c400 [ 901.557933][ T32] r4:00000000 [ 901.557975][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.558023][ T32] r9:83018205 r8:85535400 r7:00000000 r6:83018200 r5:00001000 r4:7f14f000 [ 901.558066][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.558130][ T32] r5:00001000 r4:ecc77000 [ 901.558167][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.558237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.558282][ T32] r5:85cdfb8c r4:85cdf800 [ 901.558302][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.558346][ T32] r7:ddde2d80 r6:83018200 r5:85cdfb8c r4:85aa0100 [ 901.558386][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.558435][ T32] r10:61c88647 r9:85535400 r8:85aa012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.558460][ T32] r4:85aa0100 [ 901.558489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 901.558823][ T32] r4:85a9c100 ** 2 printk messages dropped ** [ 901.559663][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 901.560101][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 901.560407][ T32] r4:eaa3ddc0 ** 4 printk messages dropped ** [ 901.560593][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 7 printk messages dropped ** [ 901.560937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 901.561344][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 901.561556][ T32] r4:85243c40 [ 901.561613][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.561676][ T32] INFO: task kworker/1:812:6999 blocked for more than 478 seconds. [ 901.561736][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.561771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 901.561822][ T32] task:kworker/1:812 state:D stack:0 pid:6999 tgid:6999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.561935][ T32] Workqueue: events bpf_prog_free_deferred [ 901.562066][ T32] Call trace: [ 901.562101][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.562155][ T32] r10:8291a684 r9:ed52dd84 r8:00000002 r7:60000013 r6:ed52dd8c r5:85533c00 [ 901.562235][ T32] r4:85533c00 [ 901.562264][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.562308][ T32] r5:85533c00 r4:8291a680 [ 901.562329][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.562387][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.562489][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed52de08 [ 901.562518][ T32] r4:00000000 [ 901.562541][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 901.562576][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 901.562609][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.562672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9c580 [ 901.562725][ T32] r4:00000000 [ 901.562757][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.562804][ T32] r9:83018205 r8:85533c00 r7:00000000 r6:83018200 r5:00001000 r4:7f151000 [ 901.562854][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.562906][ T32] r5:00001000 r4:ed03d000 [ 901.562928][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.562990][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.563036][ T32] r5:85cdff8c r4:85cdfc00 [ 901.563056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.563102][ T32] r7:ddde2d80 r6:83018200 r5:85cdff8c r4:85aa0180 [ 901.563122][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.563173][ T32] r10:61c88647 r9:85533c00 r8:85aa01ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.563195][ T32] r4:85aa0180 [ 901.563214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.563257][ T32] r10:00000000 r9:85aa0180 r8:80287e08 r7:ed541e60 r6:85b36e80 r5:85533c00 [ 901.563324][ T32] r4:00000001 [ 901.563347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.563410][ T32] Exception stack(0xed52dfb0 to 0xed52dff8) [ 901.563441][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.584719][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.584801][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.584838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.584863][ T32] r4:85a9c540 [ 901.585564][ T32] INFO: task kworker/1:812:6999 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.585631][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.585819][ T32] Workqueue: events bpf_prog_free_deferred [ 901.585904][ T32] Call trace: [ 901.586013][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.586095][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.586120][ T32] r4:00000000 [ 901.586170][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.586222][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.586295][ T32] dd20: d8b40000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.586370][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.586401][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.586426][ T32] r5:800b0013 r4:80239bb0 [ 901.586447][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.586523][ T32] r4:82ac21e4 [ 901.586562][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.586615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.586640][ T32] r4:eaa3ddc0 [ 901.586660][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.586702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.586723][ T32] r4:00000000 [ 901.586752][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.586843][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.586916][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.586988][ T32] r5:00001000 r4:dfc17000 [ 901.587010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.587070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.587173][ T32] r5:85272f8c r4:85272c00 [ 901.587199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.587248][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.587290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 901.587487][ T32] r4:00000001 ** 3 printk messages dropped ** [ 901.587638][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.587705][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.587779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.587805][ T32] r4:85243c40 [ 901.587837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.587869][ T32] INFO: task kworker/1:813:7000 blocked for more than 478 seconds. [ 901.587911][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.587938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 901.587959][ T32] task:kworker/1:813 state:D stack:0 pid:7000 tgid:7000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.588037][ T32] Workqueue: events bpf_prog_free_deferred [ 901.588078][ T32] Call trace: [ 901.588126][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.588179][ T32] r10:8291a684 r9:ed48dd84 r8:00000002 r7:60000113 r6:ed48dd8c r5:85536000 [ 901.588202][ T32] r4:85536000 [ 901.588221][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.588263][ T32] r5:85536000 r4:8291a680 [ 901.588298][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.588365][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.588445][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed48de08 [ 901.588471][ T32] r4:00000000 [ 901.588491][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 901.588526][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 901.588560][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 901.588733][ T32] r9:83018205 r8:85536000 r7:00000000 r6:83018200 r5:00001000 r4:7f153000 ** 4 printk messages dropped ** [ 901.588990][ T32] r5:85ce438c r4:85ce4000 [ 901.589021][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.589094][ T32] r7:ddde2d80 r6:83018200 r5:85ce438c r4:85aa0200 ** 4 printk messages dropped ** [ 901.589393][ T32] r10:00000000 r9:85aa0200 r8:80287e08 r7:ed52de60 r6:85b36f00 r5:85536000 ** 9 printk messages dropped ** [ 901.590019][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 901.590571][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 901.590821][ T32] r4:00000000 ** 5 printk messages dropped ** [ 901.591056][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 901.591438][ T32] r4:00000001 ** 3 printk messages dropped ** [ 901.591650][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 901.591994][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 901.592347][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 901.592735][ T32] r5:00001000 r4:ed0bf000 ** 2 printk messages dropped ** [ 901.592831][ T32] r5:85ce578c r4:85ce5400 [ 901.592850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 901.593045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 901.593367][ T32] r4:85a9c7c0 ** 2 printk messages dropped ** [ 901.611939][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 901.612465][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 9 printk messages dropped ** [ 901.612932][ T32] r4:00000000 ** 3 printk messages dropped ** [ 901.613090][ T32] r5:00001000 r4:dfc17000 [ 901.613110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.613153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.613237][ T32] r5:85272f8c r4:85272c00 [ 901.613259][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.613316][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.613355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.613426][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.626104][ T32] r4:85249580 [ 901.626182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.626273][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.626322][ T32] r4:00000001 [ 901.626346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.626385][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.626421][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.626489][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.626525][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.626555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.626598][ T32] r4:85243c40 [ 901.626649][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.626684][ T32] INFO: task kworker/1:815:7005 blocked for more than 478 seconds. [ 901.626752][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.626790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 901.626814][ T32] task:kworker/1:815 state:D stack:0 pid:7005 tgid:7005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.626869][ T32] Workqueue: events bpf_prog_free_deferred [ 901.626915][ T32] Call trace: [ 901.626946][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.627021][ T32] r10:8291a684 r9:ed55dd84 r8:00000002 r7:60000113 r6:ed55dd8c r5:84b3a400 [ 901.627045][ T32] r4:84b3a400 [ 901.627065][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.627106][ T32] r5:84b3a400 r4:8291a680 [ 901.627165][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.627215][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.627278][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed55de08 [ 901.627304][ T32] r4:00000000 [ 901.627324][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 901.627358][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 901.627398][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.627439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9c840 [ 901.627471][ T32] r4:00000000 [ 901.627494][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.627569][ T32] r9:83018205 r8:84b3a400 r7:00000000 r6:83018200 r5:00001000 r4:7f155000 [ 901.627594][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.627636][ T32] r5:00001000 r4:ed063000 [ 901.627694][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.627736][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.627800][ T32] r5:85ce478c r4:85ce4400 [ 901.627863][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.627979][ T32] r7:ddde2d80 r6:83018200 r5:85ce478c r4:85aa0300 [ 901.628037][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.628090][ T32] r10:61c88647 r9:84b3a400 r8:85aa032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.628137][ T32] r4:85aa0300 [ 901.628190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.628264][ T32] r10:00000000 r9:85aa0300 r8:80287e08 r7:ed555e60 r6:85a92000 r5:84b3a400 [ 901.628294][ T32] r4:00000001 [ 901.628314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 901.628434][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 901.629443][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 901.629872][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 901.630090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 10 printk messages dropped ** [ 901.630658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 901.631097][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 901.631648][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 901.631918][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 901.632197][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 901.632596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.632637][ T32] r5:85ce4b8c r4:85ce4800 [ 901.632655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.632721][ T32] r7:ddde2d80 r6:83018200 r5:85ce4b8c r4:85aa0380 [ 901.632750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.632797][ T32] r10:61c88647 r9:84b38000 r8:85aa03ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.632819][ T32] r4:85aa0380 [ 901.632838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.632882][ T32] r10:00000000 r9:85aa0380 r8:80287e08 r7:ed555e60 r6:85a92080 r5:84b38000 [ 901.632932][ T32] r4:00000001 [ 901.632978][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.633016][ T32] Exception stack(0xed565fb0 to 0xed565ff8) [ 901.633041][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 901.633069][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.633095][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.633191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.633251][ T32] r4:85a9c800 [ 901.650047][ T32] INFO: task kworker/1:816:7007 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.650173][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.650256][ T32] Workqueue: events bpf_prog_free_deferred [ 901.650352][ T32] Call trace: [ 901.650441][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.650527][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.650556][ T32] r4:00000000 [ 901.650578][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.650620][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.650670][ T32] dd20: d97a1000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.650743][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.650771][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.650820][ T32] r5:800b0013 r4:80239bb0 [ 901.650844][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.650907][ T32] r4:82ac21e4 [ 901.650931][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.651015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.651040][ T32] r4:eaa3ddc0 [ 901.651060][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.651102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.651183][ T32] r4:00000000 [ 901.651209][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.651255][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.651314][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.651402][ T32] r5:00001000 r4:dfc17000 [ 901.651446][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.651529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.651636][ T32] r5:85272f8c r4:85272c00 [ 901.651668][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.651753][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.651794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.651863][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.651885][ T32] r4:85249580 [ 901.651904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.651970][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.651997][ T32] r4:00000001 [ 901.652038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.652138][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.652271][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.652330][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.652408][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 901.652534][ T32] INFO: task kworker/1:817:7009 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 901.653061][ T32] r5:84b39800 r4:8291a680 ** 5 printk messages dropped ** [ 901.653293][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 901.666100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.666165][ T32] r5:85ce4f8c r4:85ce4c00 ** 3 printk messages dropped ** [ 901.666419][ T32] r10:61c88647 r9:84b39800 r8:85aa042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.666483][ T32] r4:85aa0400 [ 901.666518][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.666587][ T32] r10:00000000 r9:85aa0400 r8:80287e08 r7:ed555e60 r6:85a92100 r5:84b39800 [ 901.666612][ T32] r4:00000001 [ 901.666653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.666734][ T32] Exception stack(0xed56dfb0 to 0xed56dff8) [ 901.666787][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.666844][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.666875][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.666904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.666926][ T32] r4:85a9c8c0 [ 901.667702][ T32] INFO: task kworker/1:817:7009 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.667742][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 901.668151][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 6 printk messages dropped ** [ 901.668411][ T32] r5:800b0013 r4:80239bb0 ** 7 printk messages dropped ** [ 901.669017][ T32] r4:00000000 ** 4 printk messages dropped ** [ 901.669263][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 901.669738][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 15 printk messages dropped ** [ 901.670281][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 16 printk messages dropped ** [ 901.670866][ T32] r5:85ce538c r4:85ce5000 [ 901.670885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 901.671020][ T32] r10:61c88647 r9:84b3b000 r8:85aa04ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 901.671400][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 901.672179][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 5 printk messages dropped ** [ 901.672482][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 901.672931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 10 printk messages dropped ** [ 901.673496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.690593][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.690658][ T32] r4:85249580 [ 901.690685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.690770][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.690818][ T32] r4:00000001 [ 901.690841][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.690900][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.690933][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.690963][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.691010][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.691042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.691114][ T32] r4:85243c40 [ 901.691140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.691179][ T32] INFO: task kworker/1:819:7012 blocked for more than 478 seconds. [ 901.691233][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.691302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 901.691333][ T32] task:kworker/1:819 state:D stack:0 pid:7012 tgid:7012 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.691436][ T32] Workqueue: events bpf_prog_free_deferred [ 901.691515][ T32] Call trace: [ 901.691548][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.691599][ T32] r10:8291a684 r9:ed579d84 r8:00000002 r7:60000113 r6:ed579d8c r5:84b3bc00 [ 901.691622][ T32] r4:84b3bc00 [ 901.691663][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.691769][ T32] r5:84b3bc00 r4:8291a680 [ 901.691793][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.691832][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.691893][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed579e08 [ 901.691961][ T32] r4:00000000 [ 901.691983][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 901.692020][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 901.692056][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.692119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8488dd40 [ 901.692184][ T32] r4:00000000 [ 901.692230][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.692339][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f163000 [ 901.692365][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.692408][ T32] r5:00001000 r4:ed109000 [ 901.692428][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.692467][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.692508][ T32] r5:85ce638c r4:85ce6000 [ 901.692558][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.692607][ T32] r7:ddde2d80 r6:83018200 r5:85ce638c r4:85aa0500 [ 901.692629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.692696][ T32] r10:61c88647 r9:84b3bc00 r8:85aa052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.692726][ T32] r4:85aa0500 [ 901.692754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.692842][ T32] r10:00000000 r9:85aa0500 r8:80287e08 r7:ed555e60 r6:85a92200 r5:84b3bc00 [ 901.692867][ T32] r4:00000001 [ 901.692909][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.692974][ T32] Exception stack(0xed579fb0 to 0xed579ff8) [ 901.693003][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 901.693031][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.693057][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.693086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.693109][ T32] r4:85a9cb80 [ 901.714493][ T32] INFO: task kworker/1:819:7012 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.714640][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 901.715080][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 10 printk messages dropped ** [ 901.715860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 9 printk messages dropped ** [ 901.716593][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 901.717147][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 12 printk messages dropped ** [ 901.717895][ T32] task:kworker/1:820 state:D stack:0 pid:7014 tgid:7014 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 901.719724][ T32] r5:85ce5b8c r4:85ce5800 ** 3 printk messages dropped ** [ 901.719995][ T32] r10:61c88647 r9:85cf8c00 r8:85aa05ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.720037][ T32] r4:85aa0580 [ 901.720117][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.720228][ T32] r10:00000000 r9:85aa0580 r8:80287e08 r7:ed579e60 r6:85aa0600 r5:85cf8c00 [ 901.720276][ T32] r4:00000001 [ 901.720335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.720434][ T32] Exception stack(0xed535fb0 to 0xed535ff8) [ 901.720498][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 901.720559][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.720632][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.720696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.720737][ T32] r4:85a9ccc0 [ 901.721670][ T32] INFO: task kworker/1:820:7014 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.721732][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.721888][ T32] Workqueue: events bpf_prog_free_deferred [ 901.721996][ T32] Call trace: [ 901.722084][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.722180][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.722233][ T32] r4:00000000 [ 901.722280][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.722376][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.722496][ T32] dd20: da372000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.722562][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.722619][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.722687][ T32] r5:800b0013 r4:80239bb0 [ 901.722753][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.722855][ T32] r4:82ac21e4 [ 901.722902][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.722980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.723044][ T32] r4:eaa3ddc0 [ 901.723208][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.723297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.723375][ T32] r4:00000000 [ 901.723514][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.735484][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.735556][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.735665][ T32] r5:00001000 r4:dfc17000 [ 901.735705][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.735778][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.735855][ T32] r5:85272f8c r4:85272c00 [ 901.735895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.735981][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.736023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.736108][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.736159][ T32] r4:85249580 ** 1 printk messages dropped ** [ 901.736339][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 6 printk messages dropped ** [ 901.736906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 901.737821][ T32] r4:85cf9800 ** 4 printk messages dropped ** [ 901.738181][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed581e08 ** 7 printk messages dropped ** [ 901.738679][ T32] r9:83018205 r8:85cf9800 r7:00000000 r6:83018200 r5:00001000 r4:7f161000 ** 4 printk messages dropped ** [ 901.739033][ T32] r5:85ce5f8c r4:85ce5c00 [ 901.739073][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 901.739199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 901.739798][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 901.741343][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 901.742280][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 3 printk messages dropped ** [ 901.742587][ T32] r4:82ac21e4 [ 901.742654][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.742749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.742813][ T32] r4:eaa3ddc0 [ 901.742883][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.742984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.743046][ T32] r4:00000000 [ 901.743092][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.743186][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.743255][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.743347][ T32] r5:00001000 r4:dfc17000 [ 901.743428][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.770440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.770606][ T32] r5:85272f8c r4:85272c00 [ 901.770650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.770739][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.770804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.770906][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.770978][ T32] r4:85249580 [ 901.771024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.771112][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.771156][ T32] r4:00000001 [ 901.771211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.771294][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.771373][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.771446][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.771498][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.771553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.771618][ T32] r4:85243c40 [ 901.771668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.771764][ T32] INFO: task kworker/1:822:7019 blocked for more than 478 seconds. [ 901.771859][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.771933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 901.772124][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 901.772781][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 901.786266][ T32] r9:83018205 r8:85cfa400 r7:00000000 r6:83018200 r5:00001000 r4:7f16b000 ** 4 printk messages dropped ** [ 901.786600][ T32] r5:85ce6b8c r4:85ce6800 [ 901.786646][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 901.786747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 901.787186][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 901.787298][ T32] r4:85aae280 [ 901.787924][ T32] INFO: task kworker/1:822:7019 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.787963][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.788058][ T32] Workqueue: events bpf_prog_free_deferred [ 901.788208][ T32] Call trace: [ 901.788252][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.788322][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.788347][ T32] r4:00000000 [ 901.788368][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.788417][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.788458][ T32] dd20: daade000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.788489][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.788523][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.788549][ T32] r5:800b0013 r4:80239bb0 [ 901.788596][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.788645][ T32] r4:82ac21e4 [ 901.788687][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 901.788928][ T32] r4:00000000 ** 5 printk messages dropped ** [ 901.789203][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 901.789609][ T32] r4:00000001 ** 3 printk messages dropped ** [ 901.789822][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 901.790200][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 901.790563][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 901.791186][ T32] r5:00001000 r4:ed129000 ** 2 printk messages dropped ** [ 901.791323][ T32] r5:85ce678c r4:85ce6400 [ 901.791342][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.791430][ T32] r7:ddde2d80 r6:83018200 r5:85ce678c r4:85aa0880 ** 3 printk messages dropped ** [ 901.791608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 18 printk messages dropped ** [ 901.792759][ T32] dd20: daade000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 16 printk messages dropped ** [ 901.812411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 901.812910][ T32] r4:00000001 ** 5 printk messages dropped ** [ 901.813138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 901.816995][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 901.817475][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 901.817886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 901.818049][ T32] r7:ddde2d80 r6:83018200 r5:85ce6f8c r4:85aa0980 ** 5 printk messages dropped ** [ 901.818374][ T32] r4:00000001 ** 5 printk messages dropped ** [ 901.818538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 901.819624][ T32] r4:00000000 ** 3 printk messages dropped ** [ 901.819902][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 9 printk messages dropped ** [ 901.820322][ T32] r4:00000000 ** 6 printk messages dropped ** [ 901.820651][ T32] r5:85272f8c r4:85272c00 ** 1 printk messages dropped ** [ 901.820769][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.820798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.820866][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.820896][ T32] r4:85249580 [ 901.820916][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.820987][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.821013][ T32] r4:00000001 [ 901.821044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.821087][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.821114][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.821141][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.821227][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.821260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.821283][ T32] r4:85243c40 [ 901.821304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.821331][ T32] INFO: task kworker/1:825:7025 blocked for more than 478 seconds. [ 901.821364][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.821389][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 901.821409][ T32] task:kworker/1:825 state:D stack:0 pid:7025 tgid:7025 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.821485][ T32] Workqueue: events bpf_prog_free_deferred [ 901.821527][ T32] Call trace: [ 901.821557][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.821602][ T32] r10:8291a684 r9:ed591d84 r8:00000002 r7:60000113 r6:ed591d8c r5:85cfc800 [ 901.821625][ T32] r4:85cfc800 [ 901.821668][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.821714][ T32] r5:85cfc800 r4:8291a680 [ 901.821734][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.821771][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.821840][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed591e08 [ 901.821866][ T32] r4:00000000 [ 901.821907][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 901.821945][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 901.821981][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.822045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a80380 [ 901.822093][ T32] r4:00000000 [ 901.822139][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.822215][ T32] r9:83018205 r8:85cfc800 r7:00000000 r6:83018200 r5:00001000 r4:7f171000 [ 901.822238][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.822294][ T32] r5:00001000 r4:ed163000 [ 901.822373][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.822427][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.822469][ T32] r5:85ce738c r4:85ce7000 [ 901.822507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.822608][ T32] r7:ddde2d80 r6:83018200 r5:85ce738c r4:85aa0a80 [ 901.822678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.822760][ T32] r10:61c88647 r9:85cfc800 r8:85aa0aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.822801][ T32] r4:85aa0a80 [ 901.822862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.822918][ T32] r10:00000000 r9:85aa0a80 r8:80287e08 r7:ed58de60 r6:85aa0b00 r5:85cfc800 [ 901.822971][ T32] r4:00000001 [ 901.822993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.823028][ T32] Exception stack(0xed591fb0 to 0xed591ff8) [ 901.823059][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 901.823089][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.823117][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.823152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.823176][ T32] r4:85a80100 [ 901.823514][ T32] INFO: task kworker/1:825:7025 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.843986][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.844156][ T32] Workqueue: events bpf_prog_free_deferred [ 901.844290][ T32] Call trace: [ 901.844357][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.844416][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.844441][ T32] r4:00000000 [ 901.844462][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.844502][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.844574][ T32] dd20: db37a000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.844607][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.844653][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.844680][ T32] r5:800b0013 r4:80239bb0 [ 901.844742][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.844797][ T32] r4:82ac21e4 [ 901.844821][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.844863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.844899][ T32] r4:eaa3ddc0 [ 901.844943][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.845011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.845038][ T32] r4:00000000 [ 901.845059][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.845104][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.845126][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.845201][ T32] r5:00001000 r4:dfc17000 [ 901.845224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.845294][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.845340][ T32] r5:85272f8c r4:85272c00 [ 901.845361][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.845408][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.845430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.845502][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.845531][ T32] r4:85249580 [ 901.845561][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.845631][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.845684][ T32] r4:00000001 [ 901.845737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.845781][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.845808][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.845836][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.845861][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.845915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.845943][ T32] r4:85243c40 [ 901.845987][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.846021][ T32] INFO: task kworker/1:826:7027 blocked for more than 478 seconds. [ 901.846057][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.846094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 901.846814][ T32] r4:85cfd400 ** 4 printk messages dropped ** [ 901.847248][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed595e08 ** 7 printk messages dropped ** [ 901.847802][ T32] r9:83018205 r8:85cfd400 r7:00000000 r6:83018200 r5:00001000 r4:7f173000 ** 4 printk messages dropped ** [ 901.848251][ T32] r5:85ce778c r4:85ce7400 [ 901.848295][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.848386][ T32] r7:ddde2d80 r6:83018200 r5:85ce778c r4:85aa0b80 ** 1 printk messages dropped ** [ 901.848527][ T32] r10:61c88647 r9:85cfd400 r8:85aa0bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 901.849087][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 901.850407][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 5 printk messages dropped ** [ 901.850730][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.850779][ T32] r5:800b0013 r4:80239bb0 [ 901.850824][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.850960][ T32] r4:82ac21e4 [ 901.851004][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.851060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.851087][ T32] r4:eaa3ddc0 [ 901.851128][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.851203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.851234][ T32] r4:00000000 [ 901.851254][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.851302][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.851325][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.851369][ T32] r5:00001000 r4:dfc17000 [ 901.851390][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.851440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.851485][ T32] r5:85272f8c r4:85272c00 [ 901.851506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.851580][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.851605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.851652][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.851674][ T32] r4:85249580 [ 901.851721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.851790][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.851815][ T32] r4:00000001 [ 901.851845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.851884][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.851911][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.851939][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.851988][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.852032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.852078][ T32] r4:85243c40 [ 901.852102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.852129][ T32] INFO: task kworker/1:827:7029 blocked for more than 478 seconds. [ 901.852164][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.852188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 901.852209][ T32] task:kworker/1:827 state:D stack:0 pid:7029 tgid:7029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.852253][ T32] Workqueue: events bpf_prog_free_deferred [ 901.852306][ T32] Call trace: [ 901.852427][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.852528][ T32] r10:8291a684 r9:ed599d84 r8:00000002 r7:60000013 r6:ed599d8c r5:85cfe000 [ 901.852584][ T32] r4:85cfe000 [ 901.852634][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.852722][ T32] r5:85cfe000 r4:8291a680 [ 901.852766][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.852853][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.852942][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed599e08 [ 901.852991][ T32] r4:00000000 [ 901.853078][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 901.853445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a807c0 ** 7 printk messages dropped ** [ 901.878814][ T32] r5:85ce7f8c r4:85ce7c00 [ 901.878833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.878880][ T32] r7:ddde2d80 r6:83018200 r5:85ce7f8c r4:85aa0c80 [ 901.878901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 901.879035][ T32] r10:00000000 r9:85aa0c80 r8:80287e08 r7:ed595e60 r6:85aa0d00 r5:85cfe000 ** 9 printk messages dropped ** [ 901.879960][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 901.880629][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 901.880788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 11 printk messages dropped ** [ 901.881378][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 901.881628][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 901.881857][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 901.882414][ T32] r5:85cfec00 r4:8291a680 ** 6 printk messages dropped ** [ 901.882702][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 901.883015][ T32] r5:85ce7b8c r4:85ce7800 [ 901.883038][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.883104][ T32] r7:ddde2d80 r6:83018200 r5:85ce7b8c r4:85aa0d80 [ 901.883132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.883185][ T32] r10:61c88647 r9:85cfec00 r8:85aa0dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.883209][ T32] r4:85aa0d80 [ 901.883248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.883315][ T32] r10:00000000 r9:85aa0d80 r8:80287e08 r7:ed599e60 r6:85aa0e00 r5:85cfec00 [ 901.883379][ T32] r4:00000001 [ 901.883409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.883509][ T32] Exception stack(0xed549fb0 to 0xed549ff8) [ 901.895471][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 901.895539][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.895571][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.895604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.895649][ T32] r4:85a804c0 [ 901.896276][ T32] INFO: task kworker/1:828:7030 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.896312][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.896377][ T32] Workqueue: events bpf_prog_free_deferred [ 901.896431][ T32] Call trace: [ 901.896461][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.896514][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.896537][ T32] r4:00000000 [ 901.896584][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.896628][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.896697][ T32] dd20: dbbc9000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.896743][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.896771][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.896795][ T32] r5:800b0013 r4:80239bb0 [ 901.896835][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.896879][ T32] r4:82ac21e4 [ 901.896899][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.896941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.896963][ T32] r4:eaa3ddc0 [ 901.897005][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.897049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.897072][ T32] r4:00000000 [ 901.897091][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.897187][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.897217][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.897260][ T32] r5:00001000 r4:dfc17000 [ 901.897280][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.897319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.897380][ T32] r5:85272f8c r4:85272c00 [ 901.897428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.897525][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.897550][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.897598][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.897620][ T32] r4:85249580 [ 901.897650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.897726][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.897753][ T32] r4:00000001 [ 901.897794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.897832][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.897872][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.897932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.897963][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.898013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.898039][ T32] r4:85243c40 [ 901.898060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.898089][ T32] INFO: task kworker/1:829:7033 blocked for more than 478 seconds. [ 901.898120][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 901.898298][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 901.898606][ T32] r5:85c82400 r4:8291a680 ** 6 printk messages dropped ** [ 901.898844][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 901.899061][ T32] r5:00001000 r4:ed1f7000 [ 901.899080][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.899148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.899193][ T32] r5:85cecb8c r4:85cec800 [ 901.899212][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.899286][ T32] r7:ddde2d80 r6:83018200 r5:85cecb8c r4:85aa0e80 [ 901.899312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.899361][ T32] r10:61c88647 r9:85c82400 r8:85aa0eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.899386][ T32] r4:85aa0e80 [ 901.899405][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.899450][ T32] r10:00000000 r9:85aa0e80 r8:80287e08 r7:ed599e60 r6:85aa0f00 r5:85c82400 [ 901.899472][ T32] r4:00000001 [ 901.899491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.899525][ T32] Exception stack(0xed5a1fb0 to 0xed5a1ff8) [ 901.899570][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 901.899601][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.899648][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.899702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.899727][ T32] r4:85a806c0 [ 901.900082][ T32] INFO: task kworker/1:829:7033 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.900117][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.900227][ T32] Workqueue: events bpf_prog_free_deferred [ 901.900296][ T32] Call trace: [ 901.900336][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.900386][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.900418][ T32] r4:00000000 [ 901.900460][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.900515][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.900546][ T32] dd20: dbbc9000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.900596][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.900624][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.900648][ T32] r5:800b0013 r4:80239bb0 [ 901.900678][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.900720][ T32] r4:82ac21e4 [ 901.900740][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.900800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.900834][ T32] r4:eaa3ddc0 [ 901.900864][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.900934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.900959][ T32] r4:00000000 [ 901.900978][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.901024][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.901048][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.901098][ T32] r5:00001000 r4:dfc17000 [ 901.901122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.901209][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.901276][ T32] r5:85272f8c r4:85272c00 [ 901.901300][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.901347][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.901368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.901418][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.901482][ T32] r4:85249580 [ 901.901505][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.901551][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.901574][ T32] r4:00000001 [ 901.901593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.901627][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.901653][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.901680][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.901706][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.901760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.901785][ T32] r4:85243c40 [ 901.901940][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.901968][ T32] INFO: task kworker/1:830:7034 blocked for more than 478 seconds. [ 901.901997][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.902020][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 901.902041][ T32] task:kworker/1:830 state:D stack:0 pid:7034 tgid:7034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.902104][ T32] Workqueue: events bpf_prog_free_deferred [ 901.902158][ T32] Call trace: [ 901.902188][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.902234][ T32] r10:8291a684 r9:ed5a5d84 r8:00000002 r7:60000113 r6:ed5a5d8c r5:85c81800 [ 901.902283][ T32] r4:85c81800 [ 901.902338][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.902388][ T32] r5:85c81800 r4:8291a680 [ 901.902434][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.902491][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.902559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5a5e08 [ 901.902618][ T32] r4:00000000 [ 901.902664][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 901.902715][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 901.902760][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.902805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a80d80 [ 901.902827][ T32] r4:00000000 [ 901.902846][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.902910][ T32] r9:83018205 r8:85c81800 r7:00000000 r6:83018200 r5:00001000 r4:7f17d000 [ 901.902935][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.902995][ T32] r5:00001000 r4:ed1e3000 [ 901.903017][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.903056][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.903119][ T32] r5:85cec78c r4:85cec400 [ 901.903148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.903198][ T32] r7:ddde2d80 r6:83018200 r5:85cec78c r4:85aa0f80 [ 901.903248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.903298][ T32] r10:61c88647 r9:85c81800 r8:85aa0fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.903321][ T32] r4:85aa0f80 [ 901.903339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.903383][ T32] r10:00000000 r9:85aa0f80 r8:80287e08 r7:ed5a1e60 r6:85a72000 r5:85c81800 [ 901.903426][ T32] r4:00000001 [ 901.903512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.925458][ T32] Exception stack(0xed5a5fb0 to 0xed5a5ff8) [ 901.925517][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 901.925547][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.925573][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.925607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.925632][ T32] r4:85a80b00 [ 901.926263][ T32] INFO: task kworker/1:830:7034 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.926300][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.926448][ T32] Workqueue: events bpf_prog_free_deferred [ 901.926561][ T32] Call trace: [ 901.926598][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.926655][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.926677][ T32] r4:00000000 [ 901.926698][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.926737][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.926764][ T32] dd20: dbf6a000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.926792][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.926816][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.926839][ T32] r5:800b0013 r4:80239bb0 [ 901.926859][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.926925][ T32] r4:82ac21e4 [ 901.927008][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.927061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.927085][ T32] r4:eaa3ddc0 [ 901.927105][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.927153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.927181][ T32] r4:00000000 [ 901.927205][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.927254][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.927276][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.927351][ T32] r5:00001000 r4:dfc17000 [ 901.927375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.927415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.927456][ T32] r5:85272f8c r4:85272c00 [ 901.927476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.927522][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.927543][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.927601][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.927626][ T32] r4:85249580 [ 901.927646][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.927691][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.927713][ T32] r4:00000001 [ 901.927731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.927765][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.927791][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.927818][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.927843][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.927901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.927927][ T32] r4:85243c40 [ 901.927989][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.928020][ T32] INFO: task kworker/1:831:7039 blocked for more than 478 seconds. [ 901.928053][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.928078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 901.928098][ T32] task:kworker/1:831 state:D stack:0 pid:7039 tgid:7039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.928180][ T32] Workqueue: events bpf_prog_free_deferred [ 901.928225][ T32] Call trace: [ 901.928254][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.928300][ T32] r10:8291a684 r9:ed5add84 r8:00000002 r7:60000113 r6:ed5add8c r5:85d00c00 [ 901.928322][ T32] r4:85d00c00 [ 901.928341][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.928382][ T32] r5:85d00c00 r4:8291a680 [ 901.928426][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.928468][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.928509][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5ade08 [ 901.928592][ T32] r4:00000000 [ 901.928613][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 901.928675][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 901.928713][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.928802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a80f80 [ 901.928827][ T32] r4:00000000 [ 901.928846][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.928890][ T32] r9:83018205 r8:85d00c00 r7:00000000 r6:83018200 r5:00001000 r4:7f183000 [ 901.928911][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.928951][ T32] r5:00001000 r4:ed20b000 [ 901.928969][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 901.929046][ T32] r5:85cecf8c r4:85cecc00 [ 901.929065][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.929129][ T32] r7:ddde2d80 r6:83018200 r5:85cecf8c r4:85a72080 [ 901.929163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 901.929306][ T32] r4:85a72080 ** 3 printk messages dropped ** [ 901.929533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 901.930168][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 901.930399][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.930438][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.930465][ T32] dd20: dbf6a000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.930493][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.930518][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.930541][ T32] r5:800b0013 r4:80239bb0 [ 901.930574][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.930617][ T32] r4:82ac21e4 [ 901.930637][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.930678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.930699][ T32] r4:eaa3ddc0 [ 901.930717][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.930756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.930778][ T32] r4:00000000 [ 901.930796][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.930858][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.930882][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.930975][ T32] r5:00001000 r4:dfc17000 [ 901.931002][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.931045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.931087][ T32] r5:85272f8c r4:85272c00 [ 901.931107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.931160][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.931181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.931226][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.931248][ T32] r4:85249580 [ 901.931267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.931311][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.931333][ T32] r4:00000001 [ 901.931352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.931386][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.931413][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.931439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.931543][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.931576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.931599][ T32] r4:85243c40 [ 901.931619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.931644][ T32] INFO: task kworker/1:832:7041 blocked for more than 478 seconds. [ 901.931671][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.931693][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 901.931713][ T32] task:kworker/1:832 state:D stack:0 pid:7041 tgid:7041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.931830][ T32] Workqueue: events bpf_prog_free_deferred [ 901.931935][ T32] Call trace: [ 901.932005][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.932100][ T32] r10:8291a684 r9:ed59dd84 r8:00000002 r7:60000013 r6:ed59dd8c r5:85d01800 [ 901.932157][ T32] r4:85d01800 [ 901.932200][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.932293][ T32] r5:85d01800 r4:8291a680 [ 901.932350][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.932429][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.932518][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed59de08 [ 901.932568][ T32] r4:00000000 [ 901.932638][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 901.932716][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 901.932791][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.932876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a76040 [ 901.932925][ T32] r4:00000000 [ 901.932968][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.933056][ T32] r9:83018205 r8:85d01800 r7:00000000 r6:83018200 r5:00001000 r4:7f185000 [ 901.933104][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.933261][ T32] r5:00001000 r4:ed21f000 [ 901.933319][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.933407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.951958][ T32] r5:85ced38c r4:85ced000 [ 901.952006][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.952120][ T32] r7:ddde2d80 r6:83018200 r5:85ced38c r4:85a72180 [ 901.952160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.952220][ T32] r10:61c88647 r9:85d01800 r8:85a721ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.952265][ T32] r4:85a72180 [ 901.952289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.952336][ T32] r10:00000000 r9:85a72180 r8:80287e08 r7:ed5ade60 r6:85a72200 r5:85d01800 [ 901.952358][ T32] r4:00000001 [ 901.952378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.952439][ T32] Exception stack(0xed59dfb0 to 0xed59dff8) [ 901.952473][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.952501][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.952527][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.952575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.952600][ T32] r4:85a76000 [ 901.953252][ T32] INFO: task kworker/1:832:7041 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.953299][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.953426][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 901.964021][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 4 printk messages dropped ** [ 901.964175][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 5 printk messages dropped ** [ 901.964381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 2 printk messages dropped ** [ 901.964534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.964580][ T32] r4:00000000 [ 901.964604][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.964651][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.964677][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.964721][ T32] r5:00001000 r4:dfc17000 [ 901.964741][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.964779][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.964820][ T32] r5:85272f8c r4:85272c00 [ 901.964859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.964908][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.964953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.965045][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.965091][ T32] r4:85249580 [ 901.965133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.965265][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.965316][ T32] r4:00000001 [ 901.965343][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.965380][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.965406][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.965437][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.965466][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.965494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.965550][ T32] r4:85243c40 [ 901.965578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.965634][ T32] INFO: task kworker/1:833:7043 blocked for more than 478 seconds. [ 901.965672][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.965698][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 901.965720][ T32] task:kworker/1:833 state:D stack:0 pid:7043 tgid:7043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.965800][ T32] Workqueue: events bpf_prog_free_deferred [ 901.965844][ T32] Call trace: [ 901.965904][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.965953][ T32] r10:8291a684 r9:ed5a9d84 r8:00000002 r7:60000013 r6:ed5a9d8c r5:85d02400 [ 901.965975][ T32] r4:85d02400 [ 901.965995][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.966036][ T32] r5:85d02400 r4:8291a680 [ 901.966055][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.966119][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.966170][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5a9e08 [ 901.966194][ T32] r4:00000000 [ 901.966239][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 901.966277][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 901.966311][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.966351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a761c0 [ 901.966372][ T32] r4:00000000 [ 901.966390][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.966432][ T32] r9:83018205 r8:85d02400 r7:00000000 r6:83018200 r5:00001000 r4:7f18b000 [ 901.966454][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.966553][ T32] r5:00001000 r4:ed3ed000 [ 901.966577][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.966616][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.966659][ T32] r5:85ced78c r4:85ced400 [ 901.966678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.966730][ T32] r7:ddde2d80 r6:83018200 r5:85ced78c r4:85a72280 [ 901.966778][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.966906][ T32] r10:61c88647 r9:85d02400 r8:85a722ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.966995][ T32] r4:85a72280 [ 901.967045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.967140][ T32] r10:00000000 r9:85a72280 r8:80287e08 r7:ed59de60 r6:85a72300 r5:85d02400 [ 901.967207][ T32] r4:00000001 [ 901.967251][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.967352][ T32] Exception stack(0xed5a9fb0 to 0xed5a9ff8) [ 901.967444][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 901.967509][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.967565][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.967625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.967674][ T32] r4:85a76300 [ 901.968540][ T32] INFO: task kworker/1:833:7043 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.968593][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.968694][ T32] Workqueue: events bpf_prog_free_deferred [ 901.968767][ T32] Call trace: [ 901.968839][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.968895][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.968919][ T32] r4:00000000 [ 901.968938][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.968977][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.969004][ T32] dd20: dc8ab000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.969032][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.969077][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.969109][ T32] r5:800b0013 r4:80239bb0 [ 901.969130][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.969193][ T32] r4:82ac21e4 [ 901.969215][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.969257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.969280][ T32] r4:eaa3ddc0 [ 901.969300][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.969340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.969362][ T32] r4:00000000 [ 901.969410][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.969476][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.969530][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.969602][ T32] r5:00001000 r4:dfc17000 [ 901.969631][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.969693][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.969743][ T32] r5:85272f8c r4:85272c00 [ 901.969763][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.969809][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.969830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 901.969897][ T32] r4:85249580 [ 901.969916][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.969970][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.970000][ T32] r4:00000001 [ 901.970019][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.970054][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.970079][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.970127][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.970158][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.970192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.970214][ T32] r4:85243c40 [ 901.970234][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.970258][ T32] INFO: task kworker/1:834:7045 blocked for more than 478 seconds. [ 901.970285][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.970308][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 901.970329][ T32] task:kworker/1:834 state:D stack:0 pid:7045 tgid:7045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.970517][ T32] Workqueue: events bpf_prog_free_deferred [ 901.970588][ T32] Call trace: [ 901.970649][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.970696][ T32] r10:8291a684 r9:ed5b1d84 r8:00000002 r7:60000113 r6:ed5b1d8c r5:85d03000 [ 901.970720][ T32] r4:85d03000 [ 901.970740][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.970824][ T32] r5:85d03000 r4:8291a680 [ 901.970869][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.970910][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.970979][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5b1e08 [ 901.971004][ T32] r4:00000000 [ 901.971045][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 901.971150][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 901.971193][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.971234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a76340 [ 901.971300][ T32] r4:00000000 [ 901.971328][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.971371][ T32] r9:83018205 r8:85d03000 r7:00000000 r6:83018200 r5:00001000 r4:7f18d000 [ 901.971392][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.971432][ T32] r5:00001000 r4:ed40f000 [ 901.971472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.971513][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.971554][ T32] r5:85cedb8c r4:85ced800 [ 901.971597][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.971649][ T32] r7:ddde2d80 r6:83018200 r5:85cedb8c r4:85a72380 [ 901.971690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.971764][ T32] r10:61c88647 r9:85d03000 r8:85a723ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.971812][ T32] r4:85a72380 [ 901.971847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.971899][ T32] r10:00000000 r9:85a72380 r8:80287e08 r7:ed5a9e60 r6:85a72400 r5:85d03000 [ 901.971923][ T32] r4:00000001 [ 901.971964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.972003][ T32] Exception stack(0xed5b1fb0 to 0xed5b1ff8) [ 901.972055][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 901.972087][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.972113][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.972141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.972186][ T32] r4:85a76480 [ 901.972494][ T32] INFO: task kworker/1:834:7045 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.972526][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.972581][ T32] Workqueue: events bpf_prog_free_deferred [ 901.972649][ T32] Call trace: [ 901.972680][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.972729][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.972762][ T32] r4:00000000 [ 901.972785][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.972825][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.972852][ T32] dd20: dc8ab000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.972881][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.972993][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.973021][ T32] r5:800b0013 r4:80239bb0 [ 901.973042][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.973082][ T32] r4:82ac21e4 [ 901.973101][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.973142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.973227][ T32] r4:eaa3ddc0 [ 901.973276][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.973322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 901.973345][ T32] r4:00000000 [ 901.973364][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.973407][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 901.973427][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.973469][ T32] r5:00001000 r4:dfc17000 [ 901.973563][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.993247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.993351][ T32] r5:85272f8c r4:85272c00 [ 901.993375][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.993523][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 901.993903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.993976][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 901.994002][ T32] r4:85249580 [ 901.994022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.994070][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 901.994092][ T32] r4:00000001 [ 901.994112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.994172][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 901.994207][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 901.994264][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.994294][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.994323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.994386][ T32] r4:85243c40 [ 901.994472][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 901.994685][ T32] INFO: task kworker/1:835:7047 blocked for more than 479 seconds. [ 901.994760][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 901.994811][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 901.994854][ T32] task:kworker/1:835 state:D stack:0 pid:7047 tgid:7047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.994958][ T32] Workqueue: events bpf_prog_free_deferred [ 901.995044][ T32] Call trace: [ 901.995150][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 901.995268][ T32] r10:8291a684 r9:ed5b9d84 r8:00000002 r7:60000113 r6:ed5b9d8c r5:85d04800 [ 901.995319][ T32] r4:85d04800 [ 901.995371][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 901.995464][ T32] r5:85d04800 r4:8291a680 [ 901.995508][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 901.995588][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 901.995666][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5b9e08 [ 901.995708][ T32] r4:00000000 [ 901.995747][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 901.995812][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 901.995891][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 901.995977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a76680 [ 901.996027][ T32] r4:00000000 [ 901.996072][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 901.996177][ T32] r9:83018205 r8:85d04800 r7:00000000 r6:83018200 r5:00001000 r4:7f18f000 [ 901.996228][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 901.996343][ T32] r5:00001000 r4:ed41d000 [ 901.996395][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 901.996481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 901.996563][ T32] r5:85cedf8c r4:85cedc00 [ 901.996603][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 901.996681][ T32] r7:ddde2d80 r6:83018200 r5:85cedf8c r4:85a72480 [ 901.996725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 901.996814][ T32] r10:61c88647 r9:85d04800 r8:85a724ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 901.996867][ T32] r4:85a72480 [ 901.996912][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.997037][ T32] r10:00000000 r9:85a72480 r8:80287e08 r7:ed5b1e60 r6:85a72500 r5:85d04800 [ 901.997089][ T32] r4:00000001 [ 901.997131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.997218][ T32] Exception stack(0xed5b9fb0 to 0xed5b9ff8) [ 901.997248][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 901.997280][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.997306][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.997334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.997412][ T32] r4:85a76280 [ 901.998044][ T32] INFO: task kworker/1:835:7047 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 901.998107][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 901.998200][ T32] Workqueue: events bpf_prog_free_deferred [ 901.998335][ T32] Call trace: [ 901.998368][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 901.998447][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 901.998474][ T32] r4:00000000 [ 901.998494][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 901.998574][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 901.998637][ T32] dd20: dccac000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 901.998669][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 901.998719][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 901.998746][ T32] r5:800b0013 r4:80239bb0 [ 901.998766][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 901.998807][ T32] r4:82ac21e4 [ 901.998827][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 901.998868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 901.998890][ T32] r4:eaa3ddc0 [ 901.998909][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 901.999112][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 901.999363][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 2 printk messages dropped ** [ 901.999453][ T32] r4:85249580 ** 2 printk messages dropped ** [ 901.999623][ T32] r4:00000001 ** 2 printk messages dropped ** [ 901.999747][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 902.000095][ T32] r4:85243c40 ** 2 printk messages dropped ** [ 902.000298][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 902.000351][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 902.000396][ T32] task:kworker/1:836 state:D stack:0 pid:7049 tgid:7049 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.000529][ T32] Workqueue: events bpf_prog_free_deferred [ 902.000619][ T32] Call trace: [ 902.000714][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 902.000813][ T32] r10:8291a684 r9:ed5b5d84 r8:00000002 r7:60000113 r6:ed5b5d8c r5:85d05400 [ 902.000875][ T32] r4:85d05400 [ 902.000933][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 902.001028][ T32] r5:85d05400 r4:8291a680 [ 902.001076][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 902.001162][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 902.001289][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5b5e08 [ 902.001361][ T32] r4:00000000 [ 902.001413][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 902.001464][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 902.001502][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.001567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a76780 [ 902.001599][ T32] r4:00000000 [ 902.001619][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.001663][ T32] r9:83018205 r8:85d05400 r7:00000000 r6:83018200 r5:00001000 r4:7f193000 [ 902.001685][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.001746][ T32] r5:00001000 r4:ed457000 [ 902.001790][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.001853][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.001899][ T32] r5:85cee38c r4:85cee000 [ 902.001919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.001964][ T32] r7:ddde2d80 r6:83018200 r5:85cee38c r4:85a72580 [ 902.002006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.002099][ T32] r10:61c88647 r9:85d05400 r8:85a725ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 902.002124][ T32] r4:85a72580 [ 902.002171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.002240][ T32] r10:00000000 r9:85a72580 r8:80287e08 r7:ed5b9e60 r6:85a72600 r5:85d05400 [ 902.002266][ T32] r4:00000001 [ 902.002315][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.002374][ T32] Exception stack(0xed5b5fb0 to 0xed5b5ff8) [ 902.002409][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 902.002438][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.002492][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.002525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.002557][ T32] r4:85a76640 [ 902.002893][ T32] INFO: task kworker/1:836:7049 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 902.002928][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.003008][ T32] Workqueue: events bpf_prog_free_deferred [ 902.003076][ T32] Call trace: [ 902.003132][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 902.003208][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 902.003285][ T32] r4:00000000 [ 902.003337][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 902.003399][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 902.003435][ T32] dd20: dccac000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 902.003464][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 902.003525][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 902.037750][ T32] r5:800b0013 r4:80239bb0 [ 902.037886][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 902.037955][ T32] r4:82ac21e4 [ 902.038039][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 902.038087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 902.038131][ T32] r4:eaa3ddc0 [ 902.038154][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.038227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 902.038253][ T32] r4:00000000 [ 902.038327][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.038400][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 902.038451][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.038527][ T32] r5:00001000 r4:dfc17000 [ 902.038556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.038617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 902.038798][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 902.039020][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 902.039526][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 902.039860][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 902.040225][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 902.040347][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 902.040584][ T32] r4:85a72680 ** 12 printk messages dropped ** [ 902.041817][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 902.042238][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 12 printk messages dropped ** [ 902.043183][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 902.052906][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 902.053323][ T32] r4:85243c40 ** 11 printk messages dropped ** [ 902.054843][ T32] r5:85d03c00 r4:8291a680 ** 6 printk messages dropped ** [ 902.055502][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 902.056092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 902.056525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 902.057361][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 902.059160][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 8 printk messages dropped ** [ 902.059839][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 902.060306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 902.061184][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 4 printk messages dropped ** [ 902.061547][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 902.061595][ T32] r4:00000001 [ 902.061630][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.061700][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 902.061751][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 902.061829][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.061943][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.062014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.062055][ T32] r4:85243c40 [ 902.062097][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 902.062152][ T32] INFO: task kworker/1:839:7055 blocked for more than 479 seconds. [ 902.062261][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 902.062316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 902.062361][ T32] task:kworker/1:839 state:D stack:0 pid:7055 tgid:7055 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.062454][ T32] Workqueue: events bpf_prog_free_deferred [ 902.062543][ T32] Call trace: [ 902.062638][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 902.062712][ T32] r10:8291a684 r9:ed5c9d84 r8:00000002 r7:60000013 r6:ed5c9d8c r5:85d00000 [ 902.062757][ T32] r4:85d00000 [ 902.062801][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 902.062862][ T32] r5:85d00000 r4:8291a680 [ 902.062967][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 902.063049][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 902.063140][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5c9e08 [ 902.063203][ T32] r4:00000000 [ 902.063249][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 902.063357][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 902.063435][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.093993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a76d00 [ 902.094063][ T32] r4:00000000 [ 902.094089][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.094174][ T32] r9:83018205 r8:85d00000 r7:00000000 r6:83018200 r5:00001000 r4:7f19b000 [ 902.094208][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.094255][ T32] r5:00001000 r4:ed483000 [ 902.094276][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.094337][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.094384][ T32] r5:85ceef8c r4:85ceec00 [ 902.094450][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.094523][ T32] r7:ddde2d80 r6:83018200 r5:85ceef8c r4:85a72880 [ 902.094552][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.094602][ T32] r10:61c88647 r9:85d00000 r8:85a728ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 902.094646][ T32] r4:85a72880 [ 902.094694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.094750][ T32] r10:00000000 r9:85a72880 r8:80287e08 r7:ed5bde60 r6:85a72900 r5:85d00000 [ 902.094792][ T32] r4:00000001 [ 902.094820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.094858][ T32] Exception stack(0xed5c9fb0 to 0xed5c9ff8) [ 902.094887][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 902.094932][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.094995][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.095029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.095080][ T32] r4:85a76980 [ 902.095693][ T32] INFO: task kworker/1:839:7055 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 902.095729][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.095809][ T32] Workqueue: events bpf_prog_free_deferred [ 902.095856][ T32] Call trace: [ 902.095906][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 902.095962][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 902.095986][ T32] r4:00000000 [ 902.096006][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 902.096044][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 902.096114][ T32] dd20: dd97d000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 902.096152][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 902.096182][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 902.096207][ T32] r5:800b0013 r4:80239bb0 [ 902.096229][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 902.096269][ T32] r4:82ac21e4 [ 902.096309][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 902.096533][ T32] r4:00000000 ** 5 printk messages dropped ** [ 902.096749][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 902.097249][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 10 printk messages dropped ** [ 902.097742][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 902.098297][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 902.098605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 902.098775][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 902.099176][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 902.100143][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 12 printk messages dropped ** [ 902.100671][ T32] r5:00001000 r4:dfc17000 ** 7 printk messages dropped ** [ 902.100954][ T32] r4:85249580 [ 902.100992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.101093][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 902.101122][ T32] r4:00000001 [ 902.101142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.101223][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 902.101259][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 902.101292][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.101319][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.101385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.101435][ T32] r4:85243c40 [ 902.101491][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 902.101533][ T32] INFO: task kworker/1:841:7058 blocked for more than 479 seconds. [ 902.101570][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 902.101597][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 902.101619][ T32] task:kworker/1:841 state:D stack:0 pid:7058 tgid:7058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.101730][ T32] Workqueue: events bpf_prog_free_deferred [ 902.101795][ T32] Call trace: [ 902.101828][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 902.101879][ T32] r10:8291a684 r9:ed5d1d84 r8:00000002 r7:60000013 r6:ed5d1d8c r5:85d08000 [ 902.101925][ T32] r4:85d08000 [ 902.101990][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 902.102049][ T32] r5:85d08000 r4:8291a680 [ 902.102094][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 902.102144][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 902.102217][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5d1e08 [ 902.102244][ T32] r4:00000000 [ 902.102276][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 902.102371][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 902.102468][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.102520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85af7d40 [ 902.102552][ T32] r4:00000000 [ 902.102575][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.102621][ T32] r9:83018205 r8:85d08000 r7:00000000 r6:83018200 r5:00001000 r4:7f19d000 [ 902.102675][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.102772][ T32] r5:00001000 r4:ed5d3000 [ 902.102806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.102850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.102895][ T32] r5:85cef38c r4:85cef000 [ 902.102917][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.102966][ T32] r7:ddde2d80 r6:83018200 r5:85cef38c r4:85a72a80 [ 902.103043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.103096][ T32] r10:61c88647 r9:85d08000 r8:85a72aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 902.103121][ T32] r4:85a72a80 [ 902.103184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.103304][ T32] r10:00000000 r9:85a72a80 r8:80287e08 r7:ed5cde60 r6:85a72b00 r5:85d08000 [ 902.103373][ T32] r4:00000001 [ 902.103399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.103540][ T32] Exception stack(0xed5d1fb0 to 0xed5d1ff8) [ 902.130420][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 902.130512][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.130544][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.130609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.130643][ T32] r4:85a76cc0 ** 1 printk messages dropped ** [ 902.131271][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 902.132348][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 16 printk messages dropped ** [ 902.133218][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 902.146682][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 902.147183][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 902.147740][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.147782][ T32] r5:00001000 r4:ed5d9000 [ 902.147802][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.147841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.147883][ T32] r5:84b27b8c r4:84b27800 [ 902.147964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.148017][ T32] r7:ddde2d80 r6:83018200 r5:84b27b8c r4:85a72b80 [ 902.148040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.148110][ T32] r10:61c88647 r9:85d08c00 r8:85a72bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 902.148136][ T32] r4:85a72b80 [ 902.148157][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.148210][ T32] r10:00000000 r9:85a72b80 r8:80287e08 r7:ed5cde60 r6:85a72c00 r5:85d08c00 [ 902.148232][ T32] r4:00000001 [ 902.148252][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.148288][ T32] Exception stack(0xed5e1fb0 to 0xed5e1ff8) [ 902.148315][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 902.148343][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.148387][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.148442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.148469][ T32] r4:85a80cc0 [ 902.149054][ T32] INFO: task kworker/1:842:7061 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 902.149099][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.149158][ T32] Workqueue: events bpf_prog_free_deferred [ 902.149235][ T32] Call trace: [ 902.149279][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 902.149354][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 902.149384][ T32] r4:00000000 ** 3 printk messages dropped ** [ 902.149500][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 6 printk messages dropped ** [ 902.149692][ T32] r4:eaa3ddc0 [ 902.149725][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.149769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 902.149821][ T32] r4:00000000 [ 902.149843][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.149887][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 902.149909][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.149950][ T32] r5:00001000 r4:dfc17000 [ 902.149970][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.150029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.150094][ T32] r5:85272f8c r4:85272c00 [ 902.150118][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.150170][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 902.150233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.150304][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 902.150586][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 902.150844][ T32] task:kworker/1:843 state:D stack:0 pid:7063 tgid:7063 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 902.151327][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 902.151803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.151918][ T32] r5:85cefb8c r4:85cef800 [ 902.151942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 902.152260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 902.152747][ T32] r4:85a67000 ** 6 printk messages dropped ** [ 902.153393][ T32] r4:00000000 ** 4 printk messages dropped ** [ 902.178766][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 902.179048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 11 printk messages dropped ** [ 902.179635][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 902.179837][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 902.180455][ T32] r10:8291a684 r9:ed5f5d84 r8:00000002 r7:60000113 r6:ed5f5d8c r5:85d0bc00 [ 902.180517][ T32] r4:85d0bc00 [ 902.180541][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 902.180584][ T32] r5:85d0bc00 r4:8291a680 [ 902.180623][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 902.180702][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 902.180747][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5f5e08 [ 902.180769][ T32] r4:00000000 [ 902.180787][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 902.180821][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 902.180897][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.180947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849122c0 [ 902.180990][ T32] r4:00000000 [ 902.181013][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.181067][ T32] r9:83018205 r8:85d0bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 902.181092][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.181134][ T32] r5:00001000 r4:ed729000 [ 902.181153][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.181238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.181285][ T32] r5:84a6c38c r4:84a6c000 [ 902.181308][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.181359][ T32] r7:ddde2d80 r6:83018200 r5:84a6c38c r4:85a72d80 [ 902.181382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.181433][ T32] r10:61c88647 r9:85d0bc00 r8:85a72dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 902.181458][ T32] r4:85a72d80 [ 902.181481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.181551][ T32] r10:00000000 r9:85a72d80 r8:80287e08 r7:ed5ede60 r6:85a72e00 r5:85d0bc00 ** 4 printk messages dropped ** [ 902.181764][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 902.182918][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 7 printk messages dropped ** [ 902.183202][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 902.192551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 902.192927][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 902.193024][ T32] r4:00000001 [ 902.193076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.193145][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 902.193213][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 902.193253][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.193286][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.193318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.193341][ T32] r4:85243c40 [ 902.193366][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 902.193455][ T32] INFO: task kworker/1:845:7068 blocked for more than 479 seconds. [ 902.193552][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 902.193947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 902.193983][ T32] task:kworker/1:845 state:D stack:0 pid:7068 tgid:7068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.194043][ T32] Workqueue: events bpf_prog_free_deferred [ 902.194100][ T32] Call trace: [ 902.194172][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 902.194519][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5c5e08 ** 9 printk messages dropped ** [ 902.195077][ T32] r5:00001000 r4:ed5fd000 ** 1 printk messages dropped ** [ 902.195142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.195193][ T32] r5:85ceff8c r4:85cefc00 ** 2 printk messages dropped ** [ 902.195289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 902.195782][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 902.196864][ T32] Call trace: ** 4 printk messages dropped ** [ 902.197289][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 7 printk messages dropped ** [ 902.197782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 10 printk messages dropped ** [ 902.198265][ T32] r5:85272f8c r4:85272c00 ** 5 printk messages dropped ** [ 902.198439][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 902.198696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 902.199161][ T32] r4:85d0e000 ** 3 printk messages dropped ** [ 902.199337][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 902.199378][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed615e08 [ 902.199400][ T32] r4:00000000 [ 902.199440][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 902.199483][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 902.199517][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.199577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84912140 [ 902.199602][ T32] r4:00000000 [ 902.199627][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.199753][ T32] r9:83018205 r8:85d0e000 r7:00000000 r6:83018200 r5:00001000 r4:7f229000 [ 902.199799][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.199845][ T32] r5:00001000 r4:ed2e7000 [ 902.199890][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.199934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.199977][ T32] r5:84aa6b8c r4:84aa6800 [ 902.200024][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.200088][ T32] r7:ddde2d80 r6:83018200 r5:84aa6b8c r4:85a72f80 [ 902.200113][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.200183][ T32] r10:61c88647 r9:85d0e000 r8:85a72fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 902.200230][ T32] r4:85a72f80 [ 902.200253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.200334][ T32] r10:00000000 r9:85a72f80 r8:80287e08 r7:ed5f5e60 r6:85a6f000 r5:85d0e000 [ 902.200361][ T32] r4:00000001 [ 902.200383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.200418][ T32] Exception stack(0xed615fb0 to 0xed615ff8) [ 902.200446][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 902.200475][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.200511][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.200547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.200572][ T32] r4:85a678c0 [ 902.200891][ T32] INFO: task kworker/1:846:7073 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 902.200931][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.200986][ T32] Workqueue: events bpf_prog_free_deferred [ 902.201030][ T32] Call trace: [ 902.201091][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 902.201144][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 902.201199][ T32] r4:00000000 [ 902.201231][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 902.201274][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 902.201303][ T32] dd20: ded5b000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 902.201333][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 902.201358][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 902.201382][ T32] r5:800b0013 r4:80239bb0 [ 902.201435][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 902.201482][ T32] r4:82ac21e4 [ 902.201503][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 902.201545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 902.201569][ T32] r4:eaa3ddc0 [ 902.201588][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.201629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 902.201652][ T32] r4:00000000 [ 902.201681][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.201728][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 902.201751][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.201792][ T32] r5:00001000 r4:dfc17000 [ 902.201813][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.201852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.201917][ T32] r5:85272f8c r4:85272c00 [ 902.201961][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.202012][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 902.202043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.202133][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 902.202160][ T32] r4:85249580 [ 902.202186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.202233][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 902.202282][ T32] r4:00000001 [ 902.202331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.202393][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 902.202440][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 902.202476][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.202503][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.202632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.202690][ T32] r4:85243c40 [ 902.202722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 902.202768][ T32] INFO: task kworker/1:847:7163 blocked for more than 479 seconds. [ 902.202825][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 902.202858][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 902.202899][ T32] task:kworker/1:847 state:D stack:0 pid:7163 tgid:7163 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 902.203172][ T32] r10:8291a684 r9:ed685d84 r8:00000002 r7:60000113 r6:ed685d8c r5:85d09800 ** 8 printk messages dropped ** [ 902.203439][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 902.234397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.234443][ T32] r5:84a6c78c r4:84a6c400 [ 902.234465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 902.234585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 902.234975][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 902.235962][ T32] Call trace: ** 4 printk messages dropped ** [ 902.236249][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) ** 1 printk messages dropped ** [ 902.236402][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 902.236433][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 902.236459][ T32] r5:800b0013 r4:80239bb0 [ 902.236481][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 902.236548][ T32] r4:82ac21e4 [ 902.236593][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 902.236665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 902.236693][ T32] r4:eaa3ddc0 [ 902.236734][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.236785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 902.236810][ T32] r4:00000000 [ 902.236830][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.236895][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 902.236922][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.236967][ T32] r5:00001000 r4:dfc17000 [ 902.237013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.237146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.237240][ T32] r5:85272f8c r4:85272c00 [ 902.237334][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.237395][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 902.237423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.237536][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 902.237668][ T32] r4:85249580 [ 902.237733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.237784][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 902.237830][ T32] r4:00000001 [ 902.237854][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.237918][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 902.237949][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 902.238019][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.238065][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.238098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.238123][ T32] r4:85243c40 [ 902.238179][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 902.238388][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 902.238682][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 902.239180][ T32] r4:00000000 ** 5 printk messages dropped ** [ 902.239403][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.239450][ T32] r5:84a6d38c r4:84a6d000 [ 902.239470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 902.239535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 902.239946][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 902.240584][ T32] Call trace: ** 5 printk messages dropped ** [ 902.240849][ T32] dd20: df8a3000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 10 printk messages dropped ** [ 902.241244][ T32] r4:00000000 ** 5 printk messages dropped ** [ 902.241466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 902.241695][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 902.242054][ T32] r4:85243c40 ** 4 printk messages dropped ** [ 902.242196][ T32] task:kworker/1:849 state:D stack:0 pid:7171 tgid:7171 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 902.242701][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed715e08 ** 11 printk messages dropped ** [ 902.243109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.243175][ T32] r5:84a6cb8c r4:84a6c800 ** 2 printk messages dropped ** [ 902.243318][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 902.243535][ T32] r4:00000001 ** 4 printk messages dropped ** [ 902.266203][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 902.267305][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 7 printk messages dropped ** [ 902.267696][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 902.268120][ T32] r4:00000000 [ 902.268170][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.268242][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 902.268290][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.268335][ T32] r5:00001000 r4:dfc17000 [ 902.268385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.268469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.268520][ T32] r5:85272f8c r4:85272c00 [ 902.268584][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.268692][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 902.268729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.268780][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 902.268803][ T32] r4:85249580 [ 902.268838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.268887][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 902.268910][ T32] r4:00000001 [ 902.268950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.268991][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 902.269017][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 902.269065][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.269139][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.269228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.269279][ T32] r4:85243c40 [ 902.269304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 902.269354][ T32] INFO: task kworker/1:850:7177 blocked for more than 479 seconds. [ 902.269412][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 902.269506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 902.269572][ T32] task:kworker/1:850 state:D stack:0 pid:7177 tgid:7177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.269628][ T32] Workqueue: events bpf_prog_free_deferred [ 902.269693][ T32] Call trace: [ 902.269799][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 902.269875][ T32] r10:8291a684 r9:ed745d84 r8:00000002 r7:60000113 r6:ed745d8c r5:85d0d400 [ 902.269942][ T32] r4:85d0d400 [ 902.269966][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 902.270030][ T32] r5:85d0d400 r4:8291a680 [ 902.270078][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 902.270120][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 902.270191][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed745e08 [ 902.270283][ T32] r4:00000000 [ 902.270306][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 902.270403][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 902.270442][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.270523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84912a40 [ 902.270572][ T32] r4:00000000 [ 902.270594][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.270640][ T32] r9:83018205 r8:85d0d400 r7:00000000 r6:83018200 r5:00001000 r4:7f24d000 [ 902.270683][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.270754][ T32] r5:00001000 r4:ed75f000 [ 902.270821][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.270863][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.270904][ T32] r5:84a6d78c r4:84a6d400 [ 902.270924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.271011][ T32] r7:ddde2d80 r6:83018200 r5:84a6d78c r4:85a6f380 [ 902.271040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.271108][ T32] r10:61c88647 r9:85d0d400 r8:85a6f3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 902.271133][ T32] r4:85a6f380 [ 902.271153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.271203][ T32] r10:00000000 r9:85a6f380 r8:80287e08 r7:ed505e60 r6:85a6f400 r5:85d0d400 [ 902.271225][ T32] r4:00000001 [ 902.271244][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.271280][ T32] Exception stack(0xed745fb0 to 0xed745ff8) [ 902.271354][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 902.271391][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.271418][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.271447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.271468][ T32] r4:84912880 [ 902.271762][ T32] INFO: task kworker/1:850:7177 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 902.271795][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.271893][ T32] Workqueue: events bpf_prog_free_deferred [ 902.271940][ T32] Call trace: [ 902.271968][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 902.272017][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 902.272088][ T32] r4:00000000 [ 902.272142][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 902.272229][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 902.272268][ T32] dd20: dfa9e000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 902.272345][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 902.272384][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 902.272409][ T32] r5:800b0013 r4:80239bb0 [ 902.272440][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 902.272584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 12 printk messages dropped ** [ 902.273281][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 7 printk messages dropped ** [ 902.290111][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 902.290411][ T32] INFO: task kworker/1:851:7180 blocked for more than 479 seconds. ** 9 printk messages dropped ** [ 902.290838][ T32] r5:85cf8000 r4:8291a680 ** 3 printk messages dropped ** [ 902.290979][ T32] r4:00000000 ** 3 printk messages dropped ** [ 902.291137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dd64c0 ** 6 printk messages dropped ** [ 902.291454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 902.291635][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 902.292038][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 902.293095][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 6 printk messages dropped ** [ 902.293366][ T32] r5:800b0013 r4:80239bb0 ** 4 printk messages dropped ** [ 902.305855][ T32] r4:eaa3ddc0 ** 5 printk messages dropped ** [ 902.306129][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 902.306410][ T32] r5:85272f8c r4:85272c00 [ 902.306449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.306517][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 902.306550][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.306623][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 902.306653][ T32] r4:85249580 [ 902.306694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.306776][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 902.306806][ T32] r4:00000001 [ 902.306827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.306864][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 902.306894][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 902.306971][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.307020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.307074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.307104][ T32] r4:85243c40 [ 902.307128][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 902.307158][ T32] INFO: task kworker/1:852:7181 blocked for more than 479 seconds. [ 902.307196][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 902.307250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 902.307276][ T32] task:kworker/1:852 state:D stack:0 pid:7181 tgid:7181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.307333][ T32] Workqueue: events bpf_prog_free_deferred [ 902.307400][ T32] Call trace: [ 902.307463][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 902.307519][ T32] r10:8291a684 r9:ed76dd84 r8:00000002 r7:60000113 r6:ed76dd8c r5:85d18000 [ 902.307551][ T32] r4:85d18000 [ 902.307575][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 902.307631][ T32] r5:85d18000 r4:8291a680 [ 902.307657][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 902.307697][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 902.307739][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed76de08 [ 902.307761][ T32] r4:00000000 [ 902.307780][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 902.307854][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 902.307893][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.307933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84912cc0 [ 902.307957][ T32] r4:00000000 [ 902.307975][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.308020][ T32] r9:83018205 r8:85d18000 r7:00000000 r6:83018200 r5:00001000 r4:7f251000 [ 902.308041][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.308122][ T32] r5:00001000 r4:ed773000 [ 902.308185][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.308236][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.308279][ T32] r5:84a6db8c r4:84a6d800 [ 902.308309][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.308357][ T32] r7:ddde2d80 r6:83018200 r5:84a6db8c r4:85a6f580 [ 902.308378][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.308431][ T32] r10:61c88647 r9:85d18000 r8:85a6f5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 902.308455][ T32] r4:85a6f580 [ 902.308474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.308518][ T32] r10:00000000 r9:85a6f580 r8:80287e08 r7:ed73de60 r6:85a6f600 r5:85d18000 [ 902.308546][ T32] r4:00000001 [ 902.308566][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.308611][ T32] Exception stack(0xed76dfb0 to 0xed76dff8) [ 902.308645][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 902.308674][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.308700][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.308728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.308787][ T32] r4:84912980 [ 902.309431][ T32] INFO: task kworker/1:852:7181 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 902.309470][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.309543][ T32] Workqueue: events bpf_prog_free_deferred [ 902.309588][ T32] Call trace: [ 902.309627][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 902.309701][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 902.309751][ T32] r4:00000000 [ 902.309773][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 902.309834][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 902.309871][ T32] dd20: e0018000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 902.309900][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 902.309925][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 902.309949][ T32] r5:800b0013 r4:80239bb0 [ 902.309969][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 902.310117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 10 printk messages dropped ** [ 902.310552][ T32] r5:85272f8c r4:85272c00 ** 6 printk messages dropped ** [ 902.310868][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 9 printk messages dropped ** [ 902.311200][ T32] INFO: task kworker/1:853:7231 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 902.311593][ T32] r4:85d1d400 ** 4 printk messages dropped ** [ 902.311790][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7c1e08 ** 9 printk messages dropped ** [ 902.312252][ T32] r5:00001000 r4:ed84b000 ** 1 printk messages dropped ** [ 902.312386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.312446][ T32] r5:85d9f78c r4:85d9f400 [ 902.312475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.312523][ T32] r7:ddde2d80 r6:83018200 r5:85d9f78c r4:85a6f680 [ 902.312555][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.312635][ T32] r10:61c88647 r9:85d1d400 r8:85a6f6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 902.312679][ T32] r4:85a6f680 [ 902.312708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.312754][ T32] r10:00000000 r9:85a6f680 r8:80287e08 r7:ed73de60 r6:85a6f700 r5:85d1d400 [ 902.312776][ T32] r4:00000001 [ 902.312805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.312855][ T32] Exception stack(0xed7c1fb0 to 0xed7c1ff8) [ 902.312908][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 902.313007][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.313066][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.313107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.313137][ T32] r4:85b28980 [ 902.313471][ T32] INFO: task kworker/1:853:7231 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 902.313572][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.330747][ T32] Workqueue: events bpf_prog_free_deferred [ 902.330814][ T32] Call trace: [ 902.330888][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 902.330949][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 902.330974][ T32] r4:00000000 [ 902.331013][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 902.331099][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 902.331133][ T32] dd20: e046f000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 902.331168][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 902.331195][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 902.331260][ T32] r5:800b0013 r4:80239bb0 [ 902.331286][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 902.331349][ T32] r4:82ac21e4 [ 902.331378][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 902.331426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 902.331467][ T32] r4:eaa3ddc0 [ 902.331497][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.331542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 902.331565][ T32] r4:00000000 [ 902.331606][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.331664][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 902.331689][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.331732][ T32] r5:00001000 r4:dfc17000 [ 902.331776][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.331823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.331865][ T32] r5:85272f8c r4:85272c00 [ 902.331885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.331931][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 902.331981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.332055][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 902.332086][ T32] r4:85249580 [ 902.332107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.332179][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 902.332232][ T32] r4:00000001 [ 902.332332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.332385][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 902.332414][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 902.332462][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.332494][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.332523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.332546][ T32] r4:85243c40 [ 902.332568][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 902.332597][ T32] INFO: task kworker/1:854:7322 blocked for more than 479 seconds. [ 902.332630][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 902.332654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 902.332676][ T32] task:kworker/1:854 state:D stack:0 pid:7322 tgid:7322 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.332783][ T32] Workqueue: events bpf_prog_free_deferred [ 902.332900][ T32] Call trace: [ 902.332935][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 902.332984][ T32] r10:8291a684 r9:ed8e9d84 r8:00000002 r7:60000013 r6:ed8e9d8c r5:85d1bc00 [ 902.333007][ T32] r4:85d1bc00 [ 902.333027][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 902.333069][ T32] r5:85d1bc00 r4:8291a680 [ 902.333089][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 902.333127][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 902.333292][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 902.346445][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.346493][ T32] r5:84aad78c r4:84aad400 [ 902.346514][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 902.346607][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 902.346823][ T32] Exception stack(0xed8e9fb0 to 0xed8e9ff8) ** 3 printk messages dropped ** [ 902.346934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 902.347802][ T32] Call trace: ** 7 printk messages dropped ** [ 902.348104][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 902.348181][ T32] r5:800b0013 r4:80239bb0 [ 902.348244][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 902.348289][ T32] r4:82ac21e4 [ 902.348330][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 902.348418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 902.348450][ T32] r4:eaa3ddc0 [ 902.348471][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.348512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 902.348556][ T32] r4:00000000 [ 902.348578][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.348643][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 902.348676][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.348742][ T32] r5:00001000 r4:dfc17000 [ 902.348783][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.348848][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.348914][ T32] r5:85272f8c r4:85272c00 [ 902.348938][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.348985][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 902.349006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.349052][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 902.349074][ T32] r4:85249580 [ 902.349093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.349138][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 902.349159][ T32] r4:00000001 [ 902.349220][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.349259][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 902.349299][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 902.349331][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.349366][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.349454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.349524][ T32] r4:85243c40 [ 902.349572][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 902.349605][ T32] INFO: task kworker/1:855:7323 blocked for more than 479 seconds. [ 902.349648][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 902.349682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 902.349703][ T32] task:kworker/1:855 state:D stack:0 pid:7323 tgid:7323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.349782][ T32] Workqueue: events bpf_prog_free_deferred [ 902.349861][ T32] Call trace: [ 902.349968][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 902.350020][ T32] r10:8291a684 r9:ed769d84 r8:00000002 r7:60000113 r6:ed769d8c r5:85d1ec00 [ 902.350066][ T32] r4:85d1ec00 [ 902.350096][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 902.350139][ T32] r5:85d1ec00 r4:8291a680 [ 902.350158][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 902.350202][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 902.350244][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed769e08 ** 2 printk messages dropped ** [ 902.350343][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 902.350765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.350806][ T32] r5:84aadb8c r4:84aad800 [ 902.350836][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 902.350919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 902.351273][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 902.351973][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 5 printk messages dropped ** [ 902.352196][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 902.352471][ T32] r4:eaa3ddc0 ** 6 printk messages dropped ** [ 902.352761][ T32] r5:00001000 r4:dfc17000 ** 6 printk messages dropped ** [ 902.353075][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 902.353355][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 902.368299][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 902.368831][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 902.368897][ T32] r4:00000000 [ 902.368961][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 902.369008][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 902.369049][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.369090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dd6900 [ 902.369134][ T32] r4:00000000 [ 902.369214][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.369268][ T32] r9:83018205 r8:85d1c800 r7:00000000 r6:83018200 r5:00001000 r4:7f351000 [ 902.369291][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.369332][ T32] r5:00001000 r4:ed601000 [ 902.369395][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.369439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.369482][ T32] r5:84aacf8c r4:84aacc00 [ 902.369522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.369573][ T32] r7:ddde2d80 r6:83018200 r5:84aacf8c r4:85a6f980 [ 902.369655][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.369706][ T32] r10:61c88647 r9:85d1c800 r8:85a6f9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 902.369728][ T32] r4:85a6f980 [ 902.369748][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.369793][ T32] r10:00000000 r9:85a6f980 r8:80287e08 r7:ed8e9e60 r6:85a6fa00 r5:85d1c800 [ 902.369876][ T32] r4:00000001 [ 902.369899][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.369938][ T32] Exception stack(0xed8f1fb0 to 0xed8f1ff8) [ 902.369965][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 902.370016][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.370066][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.370098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.370120][ T32] r4:85dd6a40 [ 902.370748][ T32] INFO: task kworker/1:856:7325 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 902.370783][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.370839][ T32] Workqueue: events bpf_prog_free_deferred [ 902.370885][ T32] Call trace: [ 902.370917][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 902.370969][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 902.370992][ T32] r4:00000000 [ 902.371032][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 902.371076][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 902.371105][ T32] dd20: e09e3000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 902.371134][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 902.371183][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 902.371212][ T32] r5:800b0013 r4:80239bb0 [ 902.371233][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 902.371305][ T32] r4:82ac21e4 [ 902.371329][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 902.371372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 902.371409][ T32] r4:eaa3ddc0 [ 902.371454][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.371498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 902.371521][ T32] r4:00000000 [ 902.371539][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.371623][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 902.371672][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.371748][ T32] r5:00001000 r4:dfc17000 ** 4 printk messages dropped ** [ 902.371939][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 6 printk messages dropped ** [ 902.372294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 902.372630][ T32] r4:85243c40 ** 5 printk messages dropped ** [ 902.372895][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 902.373342][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 902.392490][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 902.392726][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.392800][ T32] r5:84aacb8c r4:84aac800 [ 902.392844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.392956][ T32] r7:ddde2d80 r6:83018200 r5:84aacb8c r4:85a6fa80 [ 902.393024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.393117][ T32] r10:61c88647 r9:85d1b000 r8:85a6faac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 902.393189][ T32] r4:85a6fa80 [ 902.393230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.393299][ T32] r10:00000000 r9:85a6fa80 r8:80287e08 r7:ed8f1e60 r6:85a6fb00 r5:85d1b000 [ 902.393354][ T32] r4:00000001 [ 902.393421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.393552][ T32] Exception stack(0xed8f5fb0 to 0xed8f5ff8) [ 902.400332][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 902.400407][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.400466][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.400523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.400551][ T32] r4:85dd6a40 [ 902.401148][ T32] INFO: task kworker/1:857:7326 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 902.401220][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.401391][ T32] Workqueue: events bpf_prog_free_deferred [ 902.401506][ T32] Call trace: [ 902.401542][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 902.401596][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 902.401618][ T32] r4:00000000 [ 902.401668][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 902.401719][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 902.401748][ T32] dd20: e0f72000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 902.401776][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 902.401801][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 902.401836][ T32] r5:800b0013 r4:80239bb0 [ 902.401874][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 902.401919][ T32] r4:82ac21e4 [ 902.401948][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 902.401993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 902.402015][ T32] r4:eaa3ddc0 [ 902.402034][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.402085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 902.402119][ T32] r4:00000000 [ 902.402141][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.402209][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 902.402235][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.402301][ T32] r5:00001000 r4:dfc17000 [ 902.402325][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.402366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.402427][ T32] r5:85272f8c r4:85272c00 [ 902.402453][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.402500][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 902.402606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.402657][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 902.402680][ T32] r4:85249580 [ 902.402699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.402767][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 902.402793][ T32] r4:00000001 [ 902.402837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.402876][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 902.402902][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 902.402930][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.402969][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.403000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.403043][ T32] r4:85243c40 ** 1 printk messages dropped ** [ 902.403106][ T32] INFO: task kworker/1:858:7329 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 902.403447][ T32] r4:85d19800 ** 4 printk messages dropped ** [ 902.416047][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8ede08 ** 6 printk messages dropped ** [ 902.416326][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 902.416509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 902.416592][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 902.417157][ T32] Exception stack(0xed8edfb0 to 0xed8edff8) ** 7 printk messages dropped ** [ 902.418165][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 902.418451][ T32] dd20: e125f000 eab8d000 00000001 80239b98 7f2c7000 00000001 ** 4 printk messages dropped ** [ 902.418628][ T32] r4:82ac21e4 [ 902.418648][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 902.418689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 902.418724][ T32] r4:eaa3ddc0 [ 902.418746][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.418789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 902.418814][ T32] r4:00000000 [ 902.418833][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.418887][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 902.418912][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.418955][ T32] r5:00001000 r4:dfc17000 [ 902.418997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.419061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.419127][ T32] r5:85272f8c r4:85272c00 [ 902.419151][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.419198][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 902.419218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.419265][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 902.419288][ T32] r4:85249580 [ 902.419316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.419366][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 902.419389][ T32] r4:00000001 [ 902.419409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.419463][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 902.419501][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 902.419555][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.419585][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.419614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.419665][ T32] r4:85243c40 [ 902.419691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 902.419729][ T32] INFO: task kworker/1:859:7331 blocked for more than 479 seconds. [ 902.419794][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 902.419841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 902.419891][ T32] task:kworker/1:859 state:D stack:0 pid:7331 tgid:7331 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.419941][ T32] Workqueue: events bpf_prog_free_deferred [ 902.420002][ T32] Call trace: [ 902.420037][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 902.420093][ T32] r10:8291a684 r9:ed8fdd84 r8:00000002 r7:60000113 r6:ed8fdd8c r5:85d18c00 [ 902.420127][ T32] r4:85d18c00 [ 902.420150][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 902.420193][ T32] r5:85d18c00 r4:8291a680 [ 902.420213][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 902.420273][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 902.420318][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8fde08 [ 902.420357][ T32] r4:00000000 [ 902.420403][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 902.420444][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 902.420480][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.420519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dd6f00 [ 902.420551][ T32] r4:00000000 [ 902.420573][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.420618][ T32] r9:83018205 r8:85d18c00 r7:00000000 r6:83018200 r5:00001000 r4:7f357000 ** 3 printk messages dropped ** [ 902.420758][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.420824][ T32] r5:84aac38c r4:84aac000 [ 902.420859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 902.421244][ T32] r4:00000001 ** 5 printk messages dropped ** [ 902.421468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 902.422236][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 902.422661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 10 printk messages dropped ** [ 902.423048][ T32] r5:85272f8c r4:85272c00 ** 4 printk messages dropped ** [ 902.423262][ T32] r4:85249580 ** 4 printk messages dropped ** [ 902.423449][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 6 printk messages dropped ** [ 902.446553][ T32] INFO: task kworker/1:860:7334 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 902.446945][ T32] r4:85d1a400 ** 5 printk messages dropped ** [ 902.447245][ T32] r4:00000000 ** 3 printk messages dropped ** [ 902.447452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dd68c0 ** 6 printk messages dropped ** [ 902.447721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 902.447912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 902.448531][ T32] r4:85dd6ec0 ** 6 printk messages dropped ** [ 902.449499][ T32] r4:00000000 ** 4 printk messages dropped ** [ 902.449719][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 902.450043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 11 printk messages dropped ** [ 902.450720][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 902.450892][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 8 printk messages dropped ** [ 902.451299][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 902.451859][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed905e08 [ 902.451896][ T32] r4:00000000 [ 902.451920][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 902.451966][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 902.452003][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.452052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916000 [ 902.452093][ T32] r4:00000000 [ 902.452179][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.452269][ T32] r9:83018205 r8:85d1e000 r7:00000000 r6:83018200 r5:00001000 r4:7f35b000 [ 902.452318][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.452395][ T32] r5:00001000 r4:ed6f5000 [ 902.452427][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.452471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.452565][ T32] r5:84aa7b8c r4:84aa7800 [ 902.452629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.452711][ T32] r7:ddde2d80 r6:83018200 r5:84aa7b8c r4:85a6fe80 [ 902.452742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.452815][ T32] r10:61c88647 r9:85d1e000 r8:85a6feac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 902.452851][ T32] r4:85a6fe80 [ 902.452872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.452928][ T32] r10:00000000 r9:85a6fe80 r8:80287e08 r7:ed901e60 r6:85a6ff00 r5:85d1e000 [ 902.452954][ T32] r4:00000001 [ 902.452995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.453035][ T32] Exception stack(0xed905fb0 to 0xed905ff8) [ 902.453101][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 902.453153][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.453220][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.453262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.453291][ T32] r4:849160c0 [ 902.468795][ T32] INFO: task kworker/1:861:7335 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 902.468888][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.468969][ T32] Workqueue: events bpf_prog_free_deferred [ 902.469055][ T32] Call trace: [ 902.469118][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 902.469222][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 902.469301][ T32] r4:00000000 [ 902.469335][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 902.469378][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 902.469407][ T32] dd20: e19b9000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 902.469472][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 902.469510][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 902.469537][ T32] r5:800b0013 r4:80239bb0 [ 902.469578][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 902.469623][ T32] r4:82ac21e4 [ 902.469668][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 902.469721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 902.469761][ T32] r4:eaa3ddc0 [ 902.469811][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.469885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 902.469913][ T32] r4:00000000 [ 902.469942][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.469991][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 902.470026][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.470105][ T32] r5:00001000 r4:dfc17000 [ 902.470138][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.470200][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.470272][ T32] r5:85272f8c r4:85272c00 [ 902.470296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.470366][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 902.470391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.470445][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 902.470467][ T32] r4:85249580 [ 902.470486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.470551][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 902.470589][ T32] r4:00000001 [ 902.470619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.470699][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 902.470854][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 902.470885][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.470933][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.470998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.471052][ T32] r4:85243c40 [ 902.471101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 902.471158][ T32] INFO: task kworker/1:862:7337 blocked for more than 479 seconds. [ 902.471195][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 902.471222][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 902.471242][ T32] task:kworker/1:862 state:D stack:0 pid:7337 tgid:7337 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.471289][ T32] Workqueue: events bpf_prog_free_deferred [ 902.471329][ T32] Call trace: [ 902.471359][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 902.471405][ T32] r10:8291a684 r9:ed909d84 r8:00000002 r7:60000113 r6:ed909d8c r5:85d20000 [ 902.471465][ T32] r4:85d20000 [ 902.471491][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 902.471558][ T32] r5:85d20000 r4:8291a680 [ 902.471582][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 902.471622][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 902.471688][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed909e08 [ 902.471714][ T32] r4:00000000 [ 902.471735][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 902.471770][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 902.471823][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.471868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849161c0 ** 4 printk messages dropped ** [ 902.472024][ T32] r5:00001000 r4:ed721000 ** 1 printk messages dropped ** [ 902.472082][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 902.472339][ T32] r10:61c88647 r9:85d20000 r8:85a6ffac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 902.472686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 902.486635][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 902.487214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 12 printk messages dropped ** [ 902.487818][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 7 printk messages dropped ** [ 902.488152][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 7 printk messages dropped ** [ 902.488598][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 902.489038][ T32] r4:85d20c00 ** 4 printk messages dropped ** [ 902.489294][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed90de08 ** 9 printk messages dropped ** [ 902.489843][ T32] r5:00001000 r4:ed72f000 ** 1 printk messages dropped ** [ 902.489905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 902.490246][ T32] r10:61c88647 r9:85d20c00 r8:84b560ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 902.490711][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.490743][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.490772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.490794][ T32] r4:84916180 [ 902.491405][ T32] INFO: task kworker/1:863:7339 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 902.491453][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.491557][ T32] Workqueue: events bpf_prog_free_deferred [ 902.491643][ T32] Call trace: [ 902.491686][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 902.491758][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 902.491809][ T32] r4:00000000 [ 902.491836][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 902.491877][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 902.491915][ T32] dd20: e2166000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 902.491947][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 902.491973][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 902.492016][ T32] r5:800b0013 r4:80239bb0 [ 902.492065][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 902.492114][ T32] r4:82ac21e4 [ 902.492155][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 902.492207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 902.492229][ T32] r4:eaa3ddc0 [ 902.492248][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.492306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 902.492397][ T32] r4:00000000 [ 902.492426][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.492471][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 902.492514][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.492563][ T32] r5:00001000 r4:dfc17000 [ 902.492592][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.492670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.492755][ T32] r5:85272f8c r4:85272c00 [ 902.492811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.492880][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 902.492905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.492952][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 902.492975][ T32] r4:85249580 [ 902.493024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.493079][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 902.493122][ T32] r4:00000001 [ 902.493144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.493221][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 902.493255][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 902.493283][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.493354][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.493406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.493440][ T32] r4:85243c40 [ 902.493473][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 902.493513][ T32] INFO: task kworker/1:864:7341 blocked for more than 479 seconds. [ 902.493582][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 902.516493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 902.516536][ T32] task:kworker/1:864 state:D stack:0 pid:7341 tgid:7341 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.516628][ T32] Workqueue: events bpf_prog_free_deferred [ 902.516697][ T32] Call trace: [ 902.516731][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 902.516787][ T32] r10:8291a684 r9:ed919d84 r8:00000002 r7:60000113 r6:ed919d8c r5:84b3ec00 [ 902.516833][ T32] r4:84b3ec00 [ 902.516858][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 902.516905][ T32] r5:84b3ec00 r4:8291a680 [ 902.516940][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 902.517005][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 902.517052][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed919e08 [ 902.517074][ T32] r4:00000000 [ 902.517107][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 902.517145][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 902.517234][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.517284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916500 [ 902.517319][ T32] r4:00000000 [ 902.517384][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 902.517604][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.517650][ T32] r5:85d6c38c r4:85d6c000 [ 902.517671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.517724][ T32] r7:ddde2d80 r6:83018200 r5:85d6c38c r4:84b56180 ** 3 printk messages dropped ** [ 902.517853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 902.518217][ T32] r4:84916340 ** 5 printk messages dropped ** [ 902.519059][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 ** 6 printk messages dropped ** [ 902.519297][ T32] r5:800b0013 r4:80239bb0 ** 4 printk messages dropped ** [ 902.519654][ T32] r4:eaa3ddc0 ** 5 printk messages dropped ** [ 902.519882][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 902.520254][ T32] r4:85249580 ** 3 printk messages dropped ** [ 902.520450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 902.520921][ T32] INFO: task kworker/1:865:7343 blocked for more than 479 seconds. ** 6 printk messages dropped ** [ 902.521293][ T32] r10:8291a684 r9:ed921d84 r8:00000002 r7:60000113 r6:ed921d8c r5:84b3d400 ** 8 printk messages dropped ** [ 902.521711][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 902.521757][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.521804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849168c0 [ 902.521827][ T32] r4:00000000 [ 902.521846][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.521942][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f367000 [ 902.521969][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.522031][ T32] r5:00001000 r4:ed775000 [ 902.522076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.522148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.522207][ T32] r5:85d6cf8c r4:85d6cc00 [ 902.522365][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.522426][ T32] r7:ddde2d80 r6:83018200 r5:85d6cf8c r4:84b56200 [ 902.522449][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.522502][ T32] r10:61c88647 r9:84b3d400 r8:84b5622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 902.522526][ T32] r4:84b56200 [ 902.522622][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.522677][ T32] r10:00000000 r9:84b56200 r8:80287e08 r7:ed919e60 r6:85a92300 r5:84b3d400 [ 902.522734][ T32] r4:00000001 [ 902.522805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.522844][ T32] Exception stack(0xed921fb0 to 0xed921ff8) [ 902.522872][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 902.522900][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.522960][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.523020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.523079][ T32] r4:84916440 [ 902.523392][ T32] INFO: task kworker/1:865:7343 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 902.523425][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.523573][ T32] Workqueue: events bpf_prog_free_deferred [ 902.538222][ T32] Call trace: [ 902.538268][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 902.538370][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 902.538405][ T32] r4:00000000 [ 902.538452][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 902.538500][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 902.538532][ T32] dd20: e2861000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 902.538562][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 902.538617][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 902.538647][ T32] r5:800b0013 r4:80239bb0 [ 902.538743][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 902.538804][ T32] r4:82ac21e4 [ 902.538825][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 902.538904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 902.538931][ T32] r4:eaa3ddc0 [ 902.538951][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.539034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 902.539067][ T32] r4:00000000 [ 902.539089][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.539137][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 902.539198][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.539273][ T32] r5:00001000 r4:dfc17000 [ 902.539299][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.539360][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.539405][ T32] r5:85272f8c r4:85272c00 [ 902.539430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.539477][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 [ 902.539516][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.539586][ T32] r10:61c88647 r9:84a92400 r8:852495ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 902.539629][ T32] r4:85249580 [ 902.539678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.539732][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 [ 902.539754][ T32] r4:00000001 [ 902.539773][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.539808][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 902.539834][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 902.539876][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.539906][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.539935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.539957][ T32] r4:85243c40 [ 902.539990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 902.540023][ T32] INFO: task kworker/1:866:7345 blocked for more than 479 seconds. [ 902.540056][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 902.540082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 902.540125][ T32] task:kworker/1:866 state:D stack:0 pid:7345 tgid:7345 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.540187][ T32] Workqueue: events bpf_prog_free_deferred [ 902.540239][ T32] Call trace: [ 902.540312][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 902.540362][ T32] r10:8291a684 r9:ed929d84 r8:00000002 r7:60000013 r6:ed929d8c r5:84b2bc00 [ 902.540385][ T32] r4:84b2bc00 [ 902.540405][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 902.540450][ T32] r5:84b2bc00 r4:8291a680 [ 902.540469][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 902.540508][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 902.540549][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed929e08 [ 902.540592][ T32] r4:00000000 [ 902.540615][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 902.540650][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 902.540704][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.540748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916600 [ 902.540770][ T32] r4:00000000 [ 902.540810][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.540856][ T32] r9:83018205 r8:84b2bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f363000 [ 902.540877][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.540917][ T32] r5:00001000 r4:ed751000 [ 902.540936][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.540982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.541025][ T32] r5:85d6c78c r4:85d6c400 [ 902.541045][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.541102][ T32] r7:ddde2d80 r6:83018200 r5:85d6c78c r4:84b56280 [ 902.541147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.541264][ T32] r10:61c88647 r9:84b2bc00 r8:84b562ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 902.541426][ T32] r10:00000000 r9:84b56280 r8:80287e08 r7:ed921e60 r6:85a92380 r5:84b2bc00 ** 10 printk messages dropped ** [ 902.542429][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 902.542796][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 ** 8 printk messages dropped ** [ 902.543146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 ** 9 printk messages dropped ** [ 902.559678][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 6 printk messages dropped ** [ 902.560011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 902.560467][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 902.560827][ T32] r4:84b3e000 ** 2 printk messages dropped ** [ 902.560921][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 902.560960][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 902.561002][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed92de08 [ 902.561024][ T32] r4:00000000 [ 902.561064][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 902.561103][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 902.561184][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.561236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849167c0 [ 902.561260][ T32] r4:00000000 [ 902.561281][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.561371][ T32] r9:83018205 r8:84b3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f365000 [ 902.561418][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.561485][ T32] r5:00001000 r4:ed75d000 [ 902.561513][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.561563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.561608][ T32] r5:85d6cb8c r4:85d6c800 [ 902.561628][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.561696][ T32] r7:ddde2d80 r6:83018200 r5:85d6cb8c r4:84b56300 [ 902.561729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.561777][ T32] r10:61c88647 r9:84b3e000 r8:84b5632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 902.561825][ T32] r4:84b56300 [ 902.561872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.561946][ T32] r10:00000000 r9:84b56300 r8:80287e08 r7:ed921e60 r6:85a92400 r5:84b3e000 [ 902.561972][ T32] r4:00000001 [ 902.561991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.562048][ T32] Exception stack(0xed92dfb0 to 0xed92dff8) [ 902.562080][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 902.562113][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.562147][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.562182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.562225][ T32] r4:84916580 [ 902.562881][ T32] INFO: task kworker/1:867:7346 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 902.562923][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.562980][ T32] Workqueue: events bpf_prog_free_deferred [ 902.563024][ T32] Call trace: [ 902.563076][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 902.563131][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 902.563176][ T32] r4:00000000 [ 902.563200][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 902.563323][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 902.563355][ T32] dd20: e2d01000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 902.563399][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 902.563431][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 902.563480][ T32] r5:800b0013 r4:80239bb0 [ 902.563561][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 902.573936][ T32] r4:82ac21e4 [ 902.573974][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 902.574034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 902.574059][ T32] r4:eaa3ddc0 [ 902.574079][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.574145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 902.574178][ T32] r4:00000000 [ 902.574199][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.574266][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 902.574297][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.574343][ T32] r5:00001000 r4:dfc17000 [ 902.574394][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.574441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.574505][ T32] r5:85272f8c r4:85272c00 [ 902.574534][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.574582][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85249580 ** 4 printk messages dropped ** [ 902.574869][ T32] r10:00000000 r9:85249580 r8:80287e08 r7:eab89e60 r6:85249600 r5:84a92400 ** 7 printk messages dropped ** [ 902.575172][ T32] r4:85243c40 ** 4 printk messages dropped ** [ 902.575373][ T32] task:kworker/1:868 state:D stack:0 pid:7348 tgid:7348 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 902.575784][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 902.576189][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 902.576286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 902.576454][ T32] r10:61c88647 r9:857d0000 r8:84b563ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 902.576845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 902.577837][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 902.578248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 ** 9 printk messages dropped ** [ 902.578782][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 902.579221][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 902.579246][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 902.579316][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.579353][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.579382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.579427][ T32] r4:85243c40 [ 902.579492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 902.579526][ T32] INFO: task kworker/1:869:7353 blocked for more than 479 seconds. [ 902.579552][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 902.579595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 902.579638][ T32] task:kworker/1:869 state:D stack:0 pid:7353 tgid:7353 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.579709][ T32] Workqueue: events bpf_prog_free_deferred [ 902.579797][ T32] Call trace: [ 902.579834][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 902.579881][ T32] r10:8291a684 r9:ed911d84 r8:00000002 r7:60000013 r6:ed911d8c r5:857d0c00 [ 902.579903][ T32] r4:857d0c00 [ 902.579943][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 902.580023][ T32] r5:857d0c00 r4:8291a680 [ 902.580051][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 902.580095][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 902.580157][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed911e08 [ 902.580187][ T32] r4:00000000 [ 902.580230][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 902.580292][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 902.580330][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.580371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916b00 [ 902.580417][ T32] r4:00000000 [ 902.580442][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.580485][ T32] r9:83018205 r8:857d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f36d000 [ 902.580506][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.580548][ T32] r5:00001000 r4:ed7d9000 [ 902.580567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.580609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.580653][ T32] r5:85d6d38c r4:85d6d000 [ 902.580672][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 902.580738][ T32] r7:ddde2d80 r6:83018200 r5:85d6d38c r4:84b56400 [ 902.580762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 902.580808][ T32] r10:61c88647 r9:857d0c00 r8:84b5642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 902.580830][ T32] r4:84b56400 [ 902.580869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 902.580924][ T32] r10:00000000 r9:84b56400 r8:80287e08 r7:ed935e60 r6:85a92500 r5:857d0c00 [ 902.580954][ T32] r4:00000001 [ 902.581018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 902.581061][ T32] Exception stack(0xed911fb0 to 0xed911ff8) [ 902.581087][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 902.581114][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 902.581139][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 902.581197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 902.581228][ T32] r4:84916a40 [ 902.581496][ T32] INFO: task kworker/1:869:7353 is blocked on a mutex likely owned by task kworker/0:297:4186. [ 902.581534][ T32] task:kworker/0:297 state:R running task stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 902.581602][ T32] Workqueue: events bpf_prog_free_deferred [ 902.581670][ T32] Call trace: [ 902.581722][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 902.581817][ T32] r10:82ac21c4 r9:84a92400 r8:80200be4 r7:eaa3dd5c r6:ffffffff r5:84a92400 [ 902.581867][ T32] r4:00000000 [ 902.581889][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 902.581939][ T32] Exception stack(0xeaa3dd28 to 0xeaa3dd70) [ 902.582005][ T32] dd20: e2fbb000 eab8d000 00000001 80239b98 7f2c7000 00000001 [ 902.582057][ T32] dd40: 82ac15a0 7f2c7000 eab8d000 8280c928 82ac21c4 eaa3dda4 eaa3dda8 eaa3dd78 [ 902.582099][ T32] dd60: 80230ad0 80239bb0 800b0013 ffffffff [ 902.582125][ T32] r5:800b0013 r4:80239bb0 [ 902.582146][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 902.582203][ T32] r4:82ac21e4 [ 902.582226][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 902.582278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa3ddc0 r5:eaa3de08 [ 902.582332][ T32] r4:eaa3ddc0 [ 902.582389][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 902.582441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85243c80 [ 902.582464][ T32] r4:00000000 [ 902.582503][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 902.582559][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 902.582583][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 902.582657][ T32] r5:00001000 r4:dfc17000 [ 902.582705][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 902.582809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 902.582861][ T32] r5:85272f8c r4:85272c00 VM DIAGNOSIS: 10:28:14 Registers: info registers vcpu 0 CPU#0 R00=d2bd3000 R01=eab75000 R02=00000001 R03=80239b98 R04=7f2c3000 R05=00000001 R06=82ac15a0 R07=7f2c3000 R08=eab75000 R09=8280c928 R10=82ac21c4 R11=eab7dda4 R12=eab7dda8 R13=eab7dd78 R14=80230ad0 R15=80239bb0 PSR=800f0013 N--- A S svc32 s00=000000ff s01=00000000 d00=00000000000000ff 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=63538263 s11=37010135 d05=3701013563538263 s12=0379010e s13=1a0f0c06 d06=1a0f0c060379010e s14=3633211c s15=39773b3a d07=39773b3a3633211c 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: 80000010 info registers vcpu 1 CPU#1 R00=84414c40 R01=60050013 R02=00000000 R03=0000021c R04=00000001 R05=00000000 R06=8295b320 R07=00000117 R08=00000000 R09=00000001 R10=8295b3bc R11=eb861ebc R12=eb861ec0 R13=eb861eb0 R14=80a62aec R15=81a5c4cc PSR=60050193 -ZC- A S svc32 s00=7e9ec928 s01=76f12150 d00=76f121507e9ec928 s02=00000001 s03=76f06a88 d01=76f06a8800000001 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